Analysis of Stamped Seal Ink by FTIR Microspectroscopy
碩士 === 中央警察大學 === 鑑識科學研究所 === 101 === AbstractAbstractAbstractAbstractAbstractAbstractAbstractAbstract Using seals and stamped seal ink is Using seals and stamped seal ink isUsing seals and stamped seal ink is Using seals and stamped seal ink isUsing seals and stamped seal ink is Using seals and sta...
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碩士 === 中央警察大學 === 鑑識科學研究所 === 101 === AbstractAbstractAbstractAbstractAbstractAbstractAbstractAbstract
Using seals and stamped seal ink is Using seals and stamped seal ink isUsing seals and stamped seal ink is Using seals and stamped seal ink isUsing seals and stamped seal ink is Using seals and stamped seal ink isUsing seals and stamped seal ink is Using seals and stamped seal ink is Using seals and stamped seal ink is Using seals and stamped seal ink is Using seals and stamped seal ink isUsing seals and stamped seal ink is Using seals and stamped seal ink is Using seals and stamped seal ink is a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of the increas the increas the increasthe increasthe increasing ing of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and common pleascommon pleas common pleascommon pleas common pleas common pleascommon pleascommon pleas , inducedinduced inducedinducedinduced numerous question numerous question numerous question numerous question numerous question numerous question numerous question numerous question numerous question numerous question numerous question numerous question numerous question documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. Many types of any types of any types of any types of any types of any types of any types of any types of any types of any types of stamped seal ink stamped seal ink stamped seal ink stamped seal inkstamped seal ink stamped seal ink are sold are sold are sold are sold are sold are sold are sold are sold over the market, over the market, over the market, over the market, over the market, over the market, over the market, over the market, over the market, over the market, over the market, over the market, over the market, in this research 68 sathis research 68 sa this research 68 sathis research 68 sathis research 68 sathis research 68 sathis research 68 sathis research 68 sathis research 68 sathis research 68 sa this research 68 sathis research 68 sathis research 68 sa this research 68 sathis research 68 samplesmples mplesmples are chosenare chosenare chosenare chosenare chosenare chosen are chosenare chosenare chosen from 22 brands from 22 brands from 22 brands from 22 brands from 22 brands from 22 brands from 22 brands from 22 brands either either either either either either domestic domestic domestic domestic domestic domestic domestic or abroadabroad abroad. First of allirst of all irst of allirst of allirst of all irst of allirst of allirst of allirst of all, the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated discriminating power discriminating power discriminating power discriminating powerdiscriminating power discriminating power discriminating powerdiscriminating power discriminating powerdiscriminating power to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity of FTIR. of FTIR. of FTIR. of FTIR. of FTIR. of FTIR. of FTIR. of FTIR. FurtherFurtherFurther Further, the the the experimentexperiment experiment experimentexperimentexperiment also also appliedapplied appliedapplied ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find out possible sources of stamped out possible sources of stamped out possible sources of stampedout possible sources of stamped out possible sources of stampedout possible sources of stamped out possible sources of stampedout possible sources of stamped seal ink. seal ink.seal ink. seal ink.
The other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine the sequence the sequence the sequence the sequence the sequence of intersecting intersectingintersecting intersectingintersectingintersecting intersecting lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal ink and ballpoint penand ballpoint pen and ballpoint pen and ballpoint pen and ballpoint pen and ballpoint pen ink by ink by ink by using micro using microusing micro using microusing micro -FTIR.FTIR.FTIR.FTIR.FTIR. The The experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get the Infrared absorption spectrum the Infrared absorption spectrumthe Infrared absorption spectrum the Infrared absorption spectrumthe Infrared absorption spectrumthe Infrared absorption spectrum the Infrared absorption spectrum the Infrared absorption spectrumthe Infrared absorption spectrum the Infrared absorption spectrum the Infrared absorption spectrumthe Infrared absorption spectrum of of th e sequence e sequence e sequence e sequence e sequence e sequence e sequence of intersecting intersectingintersecting intersectingintersecting intersecting lines lines lines and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from stamped seal ink stamped seal ink stamped seal ink stamped seal ink or a ballpoint pen. or a ballpoint pen. or a ballpoint pen. or a ballpoint pen. or a ballpoint pen. or a ballpoint pen. or a ballpoint pen. or a ballpoint pen. Simultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the ATR mode identified ATR mode identified ATR mode identified ATR mode identified ATR mode identified the sequence the sequence the sequence the sequence the sequence the sequence of intersecting intersectingintersecting intersectingintersecting intersecting lineslines through time changes of through time changes of through time changes of through time changes of through time changes of through time changes of through time changes of through time changes of through time changes of different inks from different inks from different inks from different inks from different inks from different inks from different inks from stamped seal ink stamped seal ink stamped seal ink stamped seal ink and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved minimum destruction inimum destruction inimum destruction inimum destruction inimum destruction inimum destruction of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science.
To be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks (post offices post offices post offices post officespost officespost offices) in Li nkou and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of FTIR microspectroscopyFTIR microspectroscopyFTIR microspectroscopyFTIR microspectroscopyFTIR microspectroscopyFTIR microspectroscopy FTIR microspectroscopyFTIR microspectroscopy FTIR microspectroscopyFTIR microspectroscopy FTIR microspectroscopy FTIR microspectroscopy are are are clearly determined clearly determined clearly determined clearly determined clearly determined clearly determined clearly determined clearly determined clearly determined clearly determined clearly determined the sequence the sequence the sequence the sequence the sequence the sequence the sequence the sequence of intersecting intersectingintersecting intersectingintersecting intersectingintersecting lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal ink and and ballpoint pen ballpoint pen ballpoint pen ballpoint penballpoint pen ballpoint pen ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and stamped stamped stamped seal seal seal ink can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method.
This research showed that his research showed that his research showed that his research showed that his research showed that his research showed that FTIR micFTIR micFTIR micFTIR micFTIR mic FTIR microspectroscopy rospectroscopyrospectroscopy rospectroscopy rospectroscopy rospectroscopy categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red stamped seal stamped seal stamped seal ink into 26 of the into 26 of the into 26 of the discriminating power discriminating power discriminating power discriminating power discriminating power discriminating power amounts to 0.984 ; the amounts to 0.984 ; the amounts to 0.984 ; the amounts to 0.984 ; the amounts to 0.984 ; the amounts to 0.984 ; the discriminating power discriminating power discriminating power discriminating power discriminating power of black of black of black of black stamped seal stamped seal stamped seal stamped seal ink amouamou nts to 1; nts to 1; the discriminating discriminating discriminating discriminating discriminating discriminating discriminating power power of blue of blue stamped seal stamped seal stamped seal stamped seal stamped seal ink amounts toamounts to amounts to 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic specialties. specialties. specialties. specialties.
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author2 |
Li-Ling Cho |
author_facet |
Li-Ling Cho Kai-Bin Huang 黃凱斌 |
author |
Kai-Bin Huang 黃凱斌 |
spellingShingle |
Kai-Bin Huang 黃凱斌 Analysis of Stamped Seal Ink by FTIR Microspectroscopy |
author_sort |
Kai-Bin Huang |
title |
Analysis of Stamped Seal Ink by FTIR Microspectroscopy |
title_short |
Analysis of Stamped Seal Ink by FTIR Microspectroscopy |
title_full |
Analysis of Stamped Seal Ink by FTIR Microspectroscopy |
title_fullStr |
Analysis of Stamped Seal Ink by FTIR Microspectroscopy |
title_full_unstemmed |
Analysis of Stamped Seal Ink by FTIR Microspectroscopy |
title_sort |
analysis of stamped seal ink by ftir microspectroscopy |
publishDate |
1020 |
url |
http://ndltd.ncl.edu.tw/handle/49pmjp |
work_keys_str_mv |
AT kaibinhuang analysisofstampedsealinkbyftirmicrospectroscopy AT huángkǎibīn analysisofstampedsealinkbyftirmicrospectroscopy AT kaibinhuang yìnnízhīfùlìyèzhuǎnhuànxiǎnwēihóngwàixiànguāngpǔfēnxī AT huángkǎibīn yìnnízhīfùlìyèzhuǎnhuànxiǎnwēihóngwàixiànguāngpǔfēnxī |
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1719111275659657216 |
spelling |
ndltd-TW-101CPU056560032019-05-15T21:13:47Z http://ndltd.ncl.edu.tw/handle/49pmjp Analysis of Stamped Seal Ink by FTIR Microspectroscopy 印泥之傅立葉轉換顯微紅外線光譜分析 Kai-Bin Huang 黃凱斌 碩士 中央警察大學 鑑識科學研究所 101 AbstractAbstractAbstractAbstractAbstractAbstractAbstractAbstract Using seals and stamped seal ink is Using seals and stamped seal ink isUsing seals and stamped seal ink is Using seals and stamped seal ink isUsing seals and stamped seal ink is Using seals and stamped seal ink isUsing seals and stamped seal ink is Using seals and stamped seal ink is Using seals and stamped seal ink is Using seals and stamped seal ink is Using seals and stamped seal ink isUsing seals and stamped seal ink is Using seals and stamped seal ink is Using seals and stamped seal ink is a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of a long custom for Chinese. Recently because of the increas the increas the increasthe increasthe increasing ing of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and of economical frauds and common pleascommon pleas common pleascommon pleas common pleas common pleascommon pleascommon pleas , inducedinduced inducedinducedinduced numerous question numerous question numerous question numerous question numerous question numerous question numerous question numerous question numerous question numerous question numerous question numerous question numerous question documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. documents for forensic specialties to identify. Many types of any types of any types of any types of any types of any types of any types of any types of any types of any types of stamped seal ink stamped seal ink stamped seal ink stamped seal inkstamped seal ink stamped seal ink are sold are sold are sold are sold are sold are sold are sold are sold over the market, over the market, over the market, over the market, over the market, over the market, over the market, over the market, over the market, over the market, over the market, over the market, over the market, in this research 68 sathis research 68 sa this research 68 sathis research 68 sathis research 68 sathis research 68 sathis research 68 sathis research 68 sathis research 68 sathis research 68 sa this research 68 sathis research 68 sathis research 68 sa this research 68 sathis research 68 samplesmples mplesmples are chosenare chosenare chosenare chosenare chosenare chosen are chosenare chosenare chosen from 22 brands from 22 brands from 22 brands from 22 brands from 22 brands from 22 brands from 22 brands from 22 brands either either either either either either domestic domestic domestic domestic domestic domestic domestic or abroadabroad abroad. First of allirst of all irst of allirst of allirst of all irst of allirst of allirst of allirst of all, the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used , the experiment used FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources FTIR Microspectroscopy to distinguish sources of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated of stamped seal ink and then calculated discriminating power discriminating power discriminating power discriminating powerdiscriminating power discriminating power discriminating powerdiscriminating power discriminating powerdiscriminating power to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity to evaluate the validity of FTIR. of FTIR. of FTIR. of FTIR. of FTIR. of FTIR. of FTIR. of FTIR. FurtherFurtherFurther Further, the the the experimentexperiment experiment experimentexperimentexperiment also also appliedapplied appliedapplied ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared ATR mode to measure the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of stamped seal ink samples on papers, subtracted the Infrared absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find absorption spectrum of the blank paper, and then compared with data base to find out possible sources of stamped out possible sources of stamped out possible sources of stampedout possible sources of stamped out possible sources of stampedout possible sources of stamped out possible sources of stampedout possible sources of stamped seal ink. seal ink.seal ink. seal ink. The other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine he other purpose of this research is to determine the sequence the sequence the sequence the sequence the sequence of intersecting intersectingintersecting intersectingintersectingintersecting intersecting lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal ink and ballpoint penand ballpoint pen and ballpoint pen and ballpoint pen and ballpoint pen and ballpoint pen ink by ink by ink by using micro using microusing micro using microusing micro -FTIR.FTIR.FTIR.FTIR.FTIR. The The experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get experiment combined ATR mode and software to get the Infrared absorption spectrum the Infrared absorption spectrumthe Infrared absorption spectrum the Infrared absorption spectrumthe Infrared absorption spectrumthe Infrared absorption spectrum the Infrared absorption spectrum the Infrared absorption spectrumthe Infrared absorption spectrum the Infrared absorption spectrum the Infrared absorption spectrumthe Infrared absorption spectrum of of th e sequence e sequence e sequence e sequence e sequence e sequence e sequence of intersecting intersectingintersecting intersectingintersecting intersecting lines lines lines and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from and then determined whether the source is from stamped seal ink stamped seal ink stamped seal ink stamped seal ink or a ballpoint pen. or a ballpoint pen. or a ballpoint pen. or a ballpoint pen. or a ballpoint pen. or a ballpoint pen. or a ballpoint pen. or a ballpoint pen. Simultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the imultaneously, this research explored that the ATR mode identified ATR mode identified ATR mode identified ATR mode identified ATR mode identified the sequence the sequence the sequence the sequence the sequence the sequence of intersecting intersectingintersecting intersectingintersecting intersecting lineslines through time changes of through time changes of through time changes of through time changes of through time changes of through time changes of through time changes of through time changes of through time changes of different inks from different inks from different inks from different inks from different inks from different inks from different inks from stamped seal ink stamped seal ink stamped seal ink stamped seal ink and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved and ballpoint pens. The goal thus achieved minimum destruction inimum destruction inimum destruction inimum destruction inimum destruction inimum destruction of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. of physical evidence under forensic science. To be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 bankso be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks o be reality, this research collected 16 red paste from 8 banks (post offices post offices post offices post officespost officespost offices) in Li nkou and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of and Taichung districts, proved that ATR mode of FTIR microspectroscopyFTIR microspectroscopyFTIR microspectroscopyFTIR microspectroscopyFTIR microspectroscopyFTIR microspectroscopy FTIR microspectroscopyFTIR microspectroscopy FTIR microspectroscopyFTIR microspectroscopy FTIR microspectroscopy FTIR microspectroscopy are are are clearly determined clearly determined clearly determined clearly determined clearly determined clearly determined clearly determined clearly determined clearly determined clearly determined clearly determined the sequence the sequence the sequence the sequence the sequence the sequence the sequence the sequence of intersecting intersectingintersecting intersectingintersecting intersectingintersecting lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal lines between stamped seal ink and and ballpoint pen ballpoint pen ballpoint pen ballpoint penballpoint pen ballpoint pen ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and ink. Finally the overlap analysis of check textures, printers and stamped stamped stamped seal seal seal ink can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. can be identified with the same method. This research showed that his research showed that his research showed that his research showed that his research showed that his research showed that FTIR micFTIR micFTIR micFTIR micFTIR mic FTIR microspectroscopy rospectroscopyrospectroscopy rospectroscopy rospectroscopy rospectroscopy categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red categorized 32 types of red stamped seal stamped seal stamped seal ink into 26 of the into 26 of the into 26 of the discriminating power discriminating power discriminating power discriminating power discriminating power discriminating power amounts to 0.984 ; the amounts to 0.984 ; the amounts to 0.984 ; the amounts to 0.984 ; the amounts to 0.984 ; the amounts to 0.984 ; the discriminating power discriminating power discriminating power discriminating power discriminating power of black of black of black of black stamped seal stamped seal stamped seal stamped seal ink amouamou nts to 1; nts to 1; the discriminating discriminating discriminating discriminating discriminating discriminating discriminating power power of blue of blue stamped seal stamped seal stamped seal stamped seal stamped seal ink amounts toamounts to amounts to 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method 0.97. This research also provided method of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic of data base establishment and comparison process as reference for document forensic specialties. specialties. specialties. specialties. Li-Ling Cho 卓琍玲 1020 學位論文 ; thesis 269 zh-TW |