Self-supported CoP nanosheet arrays: a non-precious metal catalyst for efficient hydrogen generation from alkaline NaBH4 solution

被引:160
作者
Liu, Tingting [1 ]
Wang, Kunyang [2 ]
Du, Gu [2 ]
Asiri, Abdullah M. [3 ]
Sun, Xuping [1 ]
机构
[1] China West Normal Univ, Sch Chem & Chem Engn, Key Lab Sichuan Prov, Chem Synth & Pollut Control, Nanchong 637002, Sichuan, Peoples R China
[2] Chengdu Inst Geol & Mineral Resources, Chengdu 610081, Sichuan, Peoples R China
[3] King Abdulaziz Univ, Dept Chem, Fac Sci, Jeddah 21589, Saudi Arabia
关键词
SODIUM-BOROHYDRIDE SOLUTION; COBALT-PHOSPHORUS CATALYSTS; AMMONIA-BORANE; B CATALYST; FUEL-CELL; HYDROLYSIS; EVOLUTION; KINETICS; ELECTROCATALYST; CATHODE;
D O I
10.1039/c6ta02997c
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Hydrogen can be catalytically generated on a large scale by hydrolysis of NaBH4. In this communication, we describe the development of cobalt phosphide nanosheet arrays on Ti mesh (CoP/Ti mesh) as a robust and highly active monolithic catalyst for the hydrolytic dehydrogenation of NaBH4 in alkaline solutions. A hydrogen generation rate of 6100 mL((H2)) min(-1) g((CoP))(-1) and an activation energy of 42.01 kJ mol(-1) were achieved under air-saturated atmospheric conditions, which are superior to those of most reported catalysts, with good durability and reusability.
引用
收藏
页码:13053 / 13057
页数:5
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