Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
LaB6-CrB2 composite cathode material and preparation method thereof
The invention discloses a LaB6-CrB2 composite cathode material and a preparation method thereof, and belongs to the technical field of rare earth boride composite cathode materials. The LaB6-CrB2 composite polycrystalline material is synthesized by taking LaB6 and CrB2 powder as raw materials and adopting ball-milling and hot-pressing sintering at a highest sintering temperature of 1600-1900DEG C.The method is simple in preparation process, beneficial to improvement of compactness and mechanical properties, capable of reducing the sintering temperature and reducing the production cost and suitable for industrial production and application. The LaB6-CrB2 composite polycrystalline material obtained according to the preparation method provided by the invention has the characteristics of highdensity, good mechanical properties and emission performance, is easy to process, is beneficial to improving the application range of a LaB6 cathode, and has a wide application prospect.
一种LaB6‑CrB2复合阴极材料及其制备方法，属于稀土硼化物复合阴极材料技术领域。本发明以LaB6和CrB2粉末为原料，采用球磨、热压烧结，最高烧结温度1600‑1900℃，合成LaB6‑CrB2复合多晶材料。该方法制备流程简单，有利于提高致密度和力学性能，降低烧结温度、降低生产成本，适合工业生产和应用。根据本发明提供的制备方法获得的LaB6‑CrB2复合多晶材料具有高致密度、良好力学性能和发射性能的特点，易加工，有利于提高LaB6阴极的应用范围，具有广阔的应用前景。
LaB6-CrB2 composite cathode material and preparation method thereof
The invention discloses a LaB6-CrB2 composite cathode material and a preparation method thereof, and belongs to the technical field of rare earth boride composite cathode materials. The LaB6-CrB2 composite polycrystalline material is synthesized by taking LaB6 and CrB2 powder as raw materials and adopting ball-milling and hot-pressing sintering at a highest sintering temperature of 1600-1900DEG C.The method is simple in preparation process, beneficial to improvement of compactness and mechanical properties, capable of reducing the sintering temperature and reducing the production cost and suitable for industrial production and application. The LaB6-CrB2 composite polycrystalline material obtained according to the preparation method provided by the invention has the characteristics of highdensity, good mechanical properties and emission performance, is easy to process, is beneficial to improving the application range of a LaB6 cathode, and has a wide application prospect.
一种LaB6‑CrB2复合阴极材料及其制备方法，属于稀土硼化物复合阴极材料技术领域。本发明以LaB6和CrB2粉末为原料，采用球磨、热压烧结，最高烧结温度1600‑1900℃，合成LaB6‑CrB2复合多晶材料。该方法制备流程简单，有利于提高致密度和力学性能，降低烧结温度、降低生产成本，适合工业生产和应用。根据本发明提供的制备方法获得的LaB6‑CrB2复合多晶材料具有高致密度、良好力学性能和发射性能的特点，易加工，有利于提高LaB6阴极的应用范围，具有广阔的应用前景。
LaB6-CrB2 composite cathode material and preparation method thereof
一种LaB6-CrB2复合阴极材料及其制备方法
ZHOU SHENLIN (Autor:in) / ZHANG CHUANZHE (Autor:in) / CHEN MIAOMIAO (Autor:in) / XIE HONGMEI (Autor:in) / XU CHANGGANG (Autor:in) / LIU YONGMING (Autor:in) / CHENG SULAN (Autor:in) / WU XING (Autor:in) / JIANG TAO (Autor:in) / ZHANG MAO (Autor:in)
27.10.2020
Patent
Elektronische Ressource
Chinesisch
Sintering behavior of B4C-CrB2 ceramics
| British Library Online Contents | 2002
Preparation method of ZrB2-SiC-LaB6 ternary ultra-high-temperature nano composite ceramic
| Europäisches Patentamt | 2023
Densification behaviour and mechanical properties of pressureless-sintered B4C-CrB2 ceramics
| British Library Online Contents | 2002
Preparation of LaB6 Powders via Calciothermic Reduction using Mechanochemistry and Acid Leaching
| DOAJ | 2015
Pulsed laser deposition of crystalline LaB6 thin films
| British Library Online Contents | 2005