首页>
外国专利>
OXYNITRIDE FINE PARTICLE, PHOTOCATALYST FOR WATER DECOMPOSITION, PHOTOCATALYST ELECTRODE FOR GENERATING HYDROGEN AND OXYGEN, PHOTOCATALYST MODULE FOR GENERATING HYDROGEN AND OXYGEN AND MANUFACTURING METHOD OF OXYNITRIDE FINE PARTICLE
OXYNITRIDE FINE PARTICLE, PHOTOCATALYST FOR WATER DECOMPOSITION, PHOTOCATALYST ELECTRODE FOR GENERATING HYDROGEN AND OXYGEN, PHOTOCATALYST MODULE FOR GENERATING HYDROGEN AND OXYGEN AND MANUFACTURING METHOD OF OXYNITRIDE FINE PARTICLE
PROBLEM TO BE SOLVED: To provide an oxynitride fine particle exhibiting excellent photocatalyst performance and a manufacturing method therefor, a photocatalyst for water decomposition using the oxynitride fine particle, a photocatalyst electrode for generating hydrogen and oxygen and a photocatalyst module for generating hydrogen and oxygen.;SOLUTION: There is provided an oxynitride fine particle having a plurality of metal elements, one kind of metal element A selected from a group consisting of La, Sr, Ca, Ba and Zn and one kind of metal element B selected from a group consisting of Ti, Ta, Nb and Ga, in which x calculated from the following formula (1) by measuring atom number ratio of the metal element A and the metal element B (A/B) with an X-ray photoelectron spectroscopy and y calculated by the following formula (2) by measuring atom number ratio of the metal element A and the metal element B (A/B) with an energy dispersion type fluorescent X-ray spectroscopy satisfy the following formula (3). Formula (1):A/B=x/(1-x) Formula (2):A/B=y/(1-y) Formula (3):0≤y-x≤0.05.;SELECTED DRAWING: None;COPYRIGHT: (C)2017,JPO&INPIT
展开▼
机译：解决的问题：为了提供表现出优异的光催化剂性能的氧氮化物细粒及其制造方法，使用该氧氮化物细粒的用于水分解的光催化剂，用于产生氢和氧的光催化剂电极以及用于产生氢和氧的光催化剂模块。 ;解决方案：提供一种具有多种金属元素的氧氮化物微粒，一种金属元素A选自La，Sr，Ca，Ba和Zn，另一种金属元素B选自Ti，Ta，Nb和Ga的化学式，其中x是通过X射线光电子能谱测量金属元素A与金属元素B的原子数比（A / B），由下式（1）计算得出的y通过下式（2），通过利用能量色散型荧光X射线光谱法测定金属元素A和金属元素B的原子数比（A / B），满足以下条件公式（3）。公式（1）：A / B = x /（1-x）公式（2）：A / B = y /（1-y）公式（3）：0≤yx≤0.05.;选定图样：无;版权：（C）2017，日本特许厅＆INPIT
展开▼
