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Issue 26, 2010
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Imma perovskite-type oxynitride LaTiO2N: structure and electron density†

Masatomo Yashima,*a   Mio Saito,a   Hiromi Nakano,b   Tsuyoshi Takata,c   Kiyonori Ogisuc  and  Kazunari Domenc  
Author affiliations

* Corresponding authors

a Department of Materials Science and Engineering, Interdisciplinary Graduate School of Science and Engineering, Tokyo Institute of Technology, Nagatsuta-cho 4259-J2-61, Midori-ku, Yokohama-shi, Japan
E-mail: yashima@materia.titech.ac.jp

b Cooperative Research Facility Center, Toyohashi University of Technology, Hibarigaoka 1-1, Tempaku, Toyohashi, Japan

c Chemical System Engineering, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, Japan

Abstract

We present the first example of Imma perovskite-type oxynitride. LaTiO2N was found to have an Imma perovskite-type structure with a0b−b− tilt system. The Ti–(O,N) covalent bonding and existence of N atoms are responsible for the reduced band gap of LaTiO2N photocatalyst.

Graphical abstract: Imma perovskite-type oxynitride LaTiO2N: structure and electron density

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Article information

https://doi.org/10.1039/C0CC00573H
Submitted
24 Mar 2010
Accepted
26 Apr 2010
First published
18 May 2010
Chem. Commun., 2010,46, 4704-4706
Article type
Communication
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Imma perovskite-type oxynitride LaTiO2N: structure and electron density

M. Yashima, M. Saito, H. Nakano, T. Takata, K. Ogisu and K. Domen, Chem. Commun., 2010, 46, 4704
DOI: 10.1039/C0CC00573H

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