Polythiophene-Based Conjugated Copolymers Comprising Dibenzo[d]thiazol-2-ylmethane Pendant for Photovoltaic Applications
碩士 === 國立中興大學 === 化學工程學系所 === 101 === A series of low-band gap of P-type conjugated polymers via Stille coupling reactions. The main chain is selected containing alkyl-substituted conjugated thiophene and fluorene, and side chain import electron- withdrawing group Dibenzo[d]thiazol 2-ylmethane(DBT)....
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ndltd-TW-101NCHU50630672017-10-29T04:34:19Z http://ndltd.ncl.edu.tw/handle/32032722653877095868 Polythiophene-Based Conjugated Copolymers Comprising Dibenzo[d]thiazol-2-ylmethane Pendant for Photovoltaic Applications 側鏈含2,2’-亞甲基雙苯並噻唑之共軛高分子合成及其在太陽能電池應用研究 Chia-Na Lee 李佳娜 碩士 國立中興大學 化學工程學系所 101 A series of low-band gap of P-type conjugated polymers via Stille coupling reactions. The main chain is selected containing alkyl-substituted conjugated thiophene and fluorene, and side chain import electron- withdrawing group Dibenzo[d]thiazol 2-ylmethane(DBT). Comparative conjugated different stability differences between the thiophene and fluorene. All polymers exhibited good solubility in common organic solvents, and have good thermal stability. A red-shift of UV-vis absorption band was observed for the polythiophene, and successfully control the HOMO energy levels within the ideal range(-5.2 ~ -5.8 eV). Further conjugated thiophene series of polymer prepared cis and trans device structure of solar cells. In the photovoltaic properties of the open-circuit voltage(Voc)is between 0.41 ~ 0.76 V, short-circuit current (Jsc)is between 2.86 ~ 7.67 mA/cm2, fill factor(FF)is between 0.29 ~ 0.35. Wherein the conjugated polymer PTDBT/PC71BM(w/w = 1/2.5)via 100℃ annealing, the prepared solar cells having the best performance was achieved in the following: a photoelectric conversion efficiency (PCE) of 1.55%, a Voc of 0.67 V, Jsc of 7.67 mA/cm2, and a FF of 0.3 under illumination of AM 1.5, 100 mW/cm2. Rong-Ho Lee 李榮和 2013 學位論文 ; thesis 95 zh-TW |
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碩士 === 國立中興大學 === 化學工程學系所 === 101 === A series of low-band gap of P-type conjugated polymers via Stille coupling reactions. The main chain is selected containing alkyl-substituted conjugated thiophene and fluorene, and side chain import electron- withdrawing group Dibenzo[d]thiazol 2-ylmethane(DBT). Comparative conjugated different stability differences between the thiophene and fluorene. All polymers exhibited good solubility in common organic solvents, and have good thermal stability.
A red-shift of UV-vis absorption band was observed for the polythiophene, and successfully control the HOMO energy levels within the ideal range(-5.2 ~ -5.8 eV).
Further conjugated thiophene series of polymer prepared cis and trans device structure of solar cells. In the photovoltaic properties of the open-circuit voltage(Voc)is between 0.41 ~ 0.76 V, short-circuit current (Jsc)is between 2.86 ~ 7.67 mA/cm2, fill factor(FF)is between 0.29 ~ 0.35. Wherein the conjugated polymer PTDBT/PC71BM(w/w = 1/2.5)via 100℃ annealing, the prepared solar cells having the best performance was achieved in the following: a photoelectric conversion efficiency (PCE) of 1.55%, a Voc of 0.67 V, Jsc of 7.67 mA/cm2, and a FF of 0.3 under illumination of AM 1.5, 100 mW/cm2.
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Rong-Ho Lee |
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Rong-Ho Lee Chia-Na Lee 李佳娜 |
author |
Chia-Na Lee 李佳娜 |
spellingShingle |
Chia-Na Lee 李佳娜 Polythiophene-Based Conjugated Copolymers Comprising Dibenzo[d]thiazol-2-ylmethane Pendant for Photovoltaic Applications |
author_sort |
Chia-Na Lee |
title |
Polythiophene-Based Conjugated Copolymers Comprising Dibenzo[d]thiazol-2-ylmethane Pendant for Photovoltaic Applications |
title_short |
Polythiophene-Based Conjugated Copolymers Comprising Dibenzo[d]thiazol-2-ylmethane Pendant for Photovoltaic Applications |
title_full |
Polythiophene-Based Conjugated Copolymers Comprising Dibenzo[d]thiazol-2-ylmethane Pendant for Photovoltaic Applications |
title_fullStr |
Polythiophene-Based Conjugated Copolymers Comprising Dibenzo[d]thiazol-2-ylmethane Pendant for Photovoltaic Applications |
title_full_unstemmed |
Polythiophene-Based Conjugated Copolymers Comprising Dibenzo[d]thiazol-2-ylmethane Pendant for Photovoltaic Applications |
title_sort |
polythiophene-based conjugated copolymers comprising dibenzo[d]thiazol-2-ylmethane pendant for photovoltaic applications |
publishDate |
2013 |
url |
http://ndltd.ncl.edu.tw/handle/32032722653877095868 |
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