Malic acid complex method for preparation of LiNiVO4 nano-crystallites

LiNiVO4 nano-crystallites were prepared by the polymerized complex method using Li2CO3, Ni(CH3COO) 2•4H2O and NH4VO3 as starting reagents and malic acid as a complexing agent. With the subsequent calcination at 450°C, the powder analyzed by XRD, FTIR, Raman, electron diffraction, SEM and TEM techniq...

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Bibliographic Details
Main Authors: Thongtem T., Kaowphong S., Thongtem S.
Format: Article
Language:English
Published: 2014
Online Access:http://www.scopus.com/inward/record.url?eid=2-s2.0-34249816830&partnerID=40&md5=876c9cb9ffbae381515a146a99f2c4ac
http://cmuir.cmu.ac.th/handle/6653943832/5248
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Institution: Chiang Mai University
Language: English
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Summary:LiNiVO4 nano-crystallites were prepared by the polymerized complex method using Li2CO3, Ni(CH3COO) 2•4H2O and NH4VO3 as starting reagents and malic acid as a complexing agent. With the subsequent calcination at 450°C, the powder analyzed by XRD, FTIR, Raman, electron diffraction, SEM and TEM techniques was found to be inverse spinel LiNiVO4 with ~20nm in diameter. TGA shows continuous weight loss at 40-450°C due to the evaporation and decomposition processes. Above 450°C, weight percent tended to be constant. In addition, formation mechanism of the purified LiNiVO 4 was proposed to relate with the experimental results. © Springer Science+Business Media, LLC 2007.