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Tantalum-based multi-component high-entropy oxynitride nano powder as well as preparation method and application thereof
The invention discloses tantalum-based multi-component high-entropy oxynitride nano powder and a preparation method and application thereof.The preparation method comprises the steps that magnesium oxide powder, calcium carbonate powder, strontium carbonate powder, barium carbonate powder, europium oxide powder, tantalum pentoxide powder and first urea are dissolved in absolute ethyl alcohol, ball milling is conducted, mixed slurry is obtained, the mixed slurry is dried, and the tantalum-based multi-component high-entropy oxynitride nano powder is obtained; the mixed precursor powder is calcined under the protective atmosphere, cooled to the room temperature and ammoniated with second urea, the tantalum-based multi-component high-entropy oxynitride nano powder is obtained, a, b, c, d and e are larger than 0 and smaller than 1, and a + b + c + d + e = 1. The preparation method disclosed by the invention has the advantages of low cost, simple process, short time consumption, high product purity and the like, and the prepared product has excellent photocatalytic water oxygen production performance.
本发明公开了钽基多组分高熵氧氮化物纳米粉及其制备方法和应用，制备方法包括将氧化镁粉末、碳酸钙粉末、碳酸锶粉末、碳酸钡粉末、三氧化二铕粉末、五氧化二钽粉末和第一尿素溶于无水乙醇，进行球磨，得到混合浆料，将混合浆料干燥，得到混合前驱体粉末，将混合前驱体粉末在保护气氛下煅烧，冷却至室温，再采用第二尿素进行氨化，得到钽基多组分高熵氧氮化物纳米粉，其中0＜a、b、c、d、e＜1，且a+b+c+d+e=1。本发明的制备方法具有成本低廉、工艺简单、耗时短、产物纯度高等优点，制备的产品具有优异的光催化水产氧性能。
Tantalum-based multi-component high-entropy oxynitride nano powder as well as preparation method and application thereof
The invention discloses tantalum-based multi-component high-entropy oxynitride nano powder and a preparation method and application thereof.The preparation method comprises the steps that magnesium oxide powder, calcium carbonate powder, strontium carbonate powder, barium carbonate powder, europium oxide powder, tantalum pentoxide powder and first urea are dissolved in absolute ethyl alcohol, ball milling is conducted, mixed slurry is obtained, the mixed slurry is dried, and the tantalum-based multi-component high-entropy oxynitride nano powder is obtained; the mixed precursor powder is calcined under the protective atmosphere, cooled to the room temperature and ammoniated with second urea, the tantalum-based multi-component high-entropy oxynitride nano powder is obtained, a, b, c, d and e are larger than 0 and smaller than 1, and a + b + c + d + e = 1. The preparation method disclosed by the invention has the advantages of low cost, simple process, short time consumption, high product purity and the like, and the prepared product has excellent photocatalytic water oxygen production performance.
本发明公开了钽基多组分高熵氧氮化物纳米粉及其制备方法和应用，制备方法包括将氧化镁粉末、碳酸钙粉末、碳酸锶粉末、碳酸钡粉末、三氧化二铕粉末、五氧化二钽粉末和第一尿素溶于无水乙醇，进行球磨，得到混合浆料，将混合浆料干燥，得到混合前驱体粉末，将混合前驱体粉末在保护气氛下煅烧，冷却至室温，再采用第二尿素进行氨化，得到钽基多组分高熵氧氮化物纳米粉，其中0＜a、b、c、d、e＜1，且a+b+c+d+e=1。本发明的制备方法具有成本低廉、工艺简单、耗时短、产物纯度高等优点，制备的产品具有优异的光催化水产氧性能。
Tantalum-based multi-component high-entropy oxynitride nano powder as well as preparation method and application thereof
钽基多组分高熵氧氮化物纳米粉及其制备方法和应用
LI DUAN (Autor:in) / RAN SIRUI (Autor:in) / YANG ZHIYI (Autor:in) / LIU RONGJUN (Autor:in) / WANG YANFEI (Autor:in) / ZENG LIANG (Autor:in) / ZENG LEI (Autor:in)
30.08.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
/
B01J
Chemische oder physikalische Verfahren, z.B. Katalyse oder Kolloidchemie
,
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY
/
B82Y
Bestimmter Gebrauch oder bestimmte Anwendung von Nanostrukturen
,
SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES
/
C01B
NON-METALLIC ELEMENTS
,
Nichtmetallische Elemente
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