Single Source Precursor for PAD-LaMnO3 Thin Films

A new lanthanum and manganese ethylenediaminetetraacetate (EDTA) coordination polymer (EDTA4− = [(CH2N)2(CH2-COOH)(CH2COO)4]) was synthesized from La(NO...

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Main Authors:	Ramona Bianca Sonher, Richard Attila Varga, Mircea Nasui, Traian Petrisor Jr, Mihai Sebastian Gabor, Marin Senila, Alessandro Rufoloni, Traian Petrisor, Lelia Ciontea
Format:	Article
Language:	English
Published:	MDPI AG 2020-09-01
Series:	Crystals
Subjects:	crystal structure thin films EDTA thermal analysis
Online Access:	https://www.mdpi.com/2073-4352/10/9/851

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spelling	doaj-a61075f2bacb4538941a19f980dbf7c62020-11-25T03:41:59ZengMDPI AGCrystals2073-43522020-09-011085185110.3390/cryst10090851Single Source Precursor for PAD-LaMnO<sub>3</sub> Thin FilmsRamona Bianca Sonher0Richard Attila Varga1Mircea Nasui2Traian Petrisor Jr3Mihai Sebastian Gabor4Marin Senila5Alessandro Rufoloni6Traian Petrisor7Lelia Ciontea8Centre for Superconductivity, Spintronics and Surface Science, Physics and Chemistry Department, Technical University of Cluj-Napoca, Str. Memorandumului No. 28, 400028 Cluj-Napoca, RomaniaFaculty of Chemistry and Chemical Engineering, Babes-Bolyai University, Arany Janos 11, 400028 Cluj-Napoca, RomaniaCentre for Superconductivity, Spintronics and Surface Science, Physics and Chemistry Department, Technical University of Cluj-Napoca, Str. Memorandumului No. 28, 400028 Cluj-Napoca, RomaniaCentre for Superconductivity, Spintronics and Surface Science, Physics and Chemistry Department, Technical University of Cluj-Napoca, Str. Memorandumului No. 28, 400028 Cluj-Napoca, RomaniaCentre for Superconductivity, Spintronics and Surface Science, Physics and Chemistry Department, Technical University of Cluj-Napoca, Str. Memorandumului No. 28, 400028 Cluj-Napoca, RomaniaNational Institute for Research and Development of Optoelectronics Bucharest, Research Institute for Analytical Instrumentation, Donath 67, 400028 Cluj-Napoca, RomaniaENEA Frascati Research Centre, 00044 Frascati, ItalyCentre for Superconductivity, Spintronics and Surface Science, Physics and Chemistry Department, Technical University of Cluj-Napoca, Str. Memorandumului No. 28, 400028 Cluj-Napoca, RomaniaCentre for Superconductivity, Spintronics and Surface Science, Physics and Chemistry Department, Technical University of Cluj-Napoca, Str. Memorandumului No. 28, 400028 Cluj-Napoca, RomaniaA new lanthanum and manganese ethylenediaminetetraacetate (EDTA) coordination polymer (EDTA<sup>4− </sup>= [(CH<sub>2</sub>N)<sub>2</sub>(CH<sub>2</sub>-COOH)(CH<sub>2</sub>COO)<sub>4</sub>]) was synthesized from La(NO<sub>3</sub>)<sub>3</sub> and Mn(NO<sub>3</sub>)<sub>2</sub> reagents, ethylenediaminetetraacetic acid, and water at room temperature. The structure of the new compound formed, [{La<sub>2</sub>Mn<sub>3</sub>(EDTA)<sub>3</sub>(H<sub>2</sub>O)<sub>11</sub>}·12H<sub>2</sub>O]<sub>n</sub>, was determined by the single crystal X-ray diffraction technique. The synthesis and characterization of the La(III) and Mn(II) coordination complex, characterized by FTIR spectroscopy, thermogravimetry, and differential thermal analysis of the complex, are envisaged. X-ray crystal structure determination indicates that seven- and four-coordinate modes between La(III)/Mn(Π) and H<sub>4</sub>EDTA exist. [{La<sub>2</sub>Mn<sub>3</sub>(EDTA)<sub>3</sub>(H<sub>2</sub>O)<sub>11</sub>}·12H<sub>2</sub>O]<sub>n </sub>crystallizes in the monoclinic space group <i>C2</i> with unit cell parameters of <i>a</i> = 16.1227(17) Å, <i>b</i> = 14.8049(16) Å, <i>c</i> = 14.8736(16) Å, and <i>β</i> = 116.107(2)°. Using this precursor, LaMnO<sub>3</sub> (LMO) epitaxial thin films were grown by the polymer-assisted deposition (PAD) method on (100)SrTiO<sub>3</sub> (STO) single crystalline substrates at a temperature of 900 °C. The LMO crystallized films exhibit a (001)LMO/(001)STO out-of-plane epitaxial relationship and a smooth surface morphology.https://www.mdpi.com/2073-4352/10/9/851crystal structurethin filmsEDTAthermal analysis
collection	DOAJ
language	English
format	Article
sources	DOAJ
author	Ramona Bianca Sonher Richard Attila Varga Mircea Nasui Traian Petrisor Jr Mihai Sebastian Gabor Marin Senila Alessandro Rufoloni Traian Petrisor Lelia Ciontea
spellingShingle	Ramona Bianca Sonher Richard Attila Varga Mircea Nasui Traian Petrisor Jr Mihai Sebastian Gabor Marin Senila Alessandro Rufoloni Traian Petrisor Lelia Ciontea Single Source Precursor for PAD-LaMnO<sub>3</sub> Thin Films Crystals crystal structure thin films EDTA thermal analysis
author_facet	Ramona Bianca Sonher Richard Attila Varga Mircea Nasui Traian Petrisor Jr Mihai Sebastian Gabor Marin Senila Alessandro Rufoloni Traian Petrisor Lelia Ciontea
author_sort	Ramona Bianca Sonher
title	Single Source Precursor for PAD-LaMnO<sub>3</sub> Thin Films
title_short	Single Source Precursor for PAD-LaMnO<sub>3</sub> Thin Films
title_full	Single Source Precursor for PAD-LaMnO<sub>3</sub> Thin Films
title_fullStr	Single Source Precursor for PAD-LaMnO<sub>3</sub> Thin Films
title_full_unstemmed	Single Source Precursor for PAD-LaMnO<sub>3</sub> Thin Films
title_sort	single source precursor for pad-lamno<sub>3</sub> thin films
publisher	MDPI AG
series	Crystals
issn	2073-4352
publishDate	2020-09-01
description	A new lanthanum and manganese ethylenediaminetetraacetate (EDTA) coordination polymer (EDTA<sup>4− </sup>= [(CH<sub>2</sub>N)<sub>2</sub>(CH<sub>2</sub>-COOH)(CH<sub>2</sub>COO)<sub>4</sub>]) was synthesized from La(NO<sub>3</sub>)<sub>3</sub> and Mn(NO<sub>3</sub>)<sub>2</sub> reagents, ethylenediaminetetraacetic acid, and water at room temperature. The structure of the new compound formed, [{La<sub>2</sub>Mn<sub>3</sub>(EDTA)<sub>3</sub>(H<sub>2</sub>O)<sub>11</sub>}·12H<sub>2</sub>O]<sub>n</sub>, was determined by the single crystal X-ray diffraction technique. The synthesis and characterization of the La(III) and Mn(II) coordination complex, characterized by FTIR spectroscopy, thermogravimetry, and differential thermal analysis of the complex, are envisaged. X-ray crystal structure determination indicates that seven- and four-coordinate modes between La(III)/Mn(Π) and H<sub>4</sub>EDTA exist. [{La<sub>2</sub>Mn<sub>3</sub>(EDTA)<sub>3</sub>(H<sub>2</sub>O)<sub>11</sub>}·12H<sub>2</sub>O]<sub>n </sub>crystallizes in the monoclinic space group <i>C2</i> with unit cell parameters of <i>a</i> = 16.1227(17) Å, <i>b</i> = 14.8049(16) Å, <i>c</i> = 14.8736(16) Å, and <i>β</i> = 116.107(2)°. Using this precursor, LaMnO<sub>3</sub> (LMO) epitaxial thin films were grown by the polymer-assisted deposition (PAD) method on (100)SrTiO<sub>3</sub> (STO) single crystalline substrates at a temperature of 900 °C. The LMO crystallized films exhibit a (001)LMO/(001)STO out-of-plane epitaxial relationship and a smooth surface morphology.
topic	crystal structure thin films EDTA thermal analysis
url	https://www.mdpi.com/2073-4352/10/9/851
work_keys_str_mv	AT ramonabiancasonher singlesourceprecursorforpadlamnosub3subthinfilms AT richardattilavarga singlesourceprecursorforpadlamnosub3subthinfilms AT mirceanasui singlesourceprecursorforpadlamnosub3subthinfilms AT traianpetrisorjr singlesourceprecursorforpadlamnosub3subthinfilms AT mihaisebastiangabor singlesourceprecursorforpadlamnosub3subthinfilms AT marinsenila singlesourceprecursorforpadlamnosub3subthinfilms AT alessandrorufoloni singlesourceprecursorforpadlamnosub3subthinfilms AT traianpetrisor singlesourceprecursorforpadlamnosub3subthinfilms AT leliaciontea singlesourceprecursorforpadlamnosub3subthinfilms
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Single Source Precursor for PAD-LaMnO<sub>3</sub> Thin Films

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