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First principles study of CuAlO_2 doping with S 被引量:2

First principles study of CuAlO_2 doping with S
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摘要 We study the electronic properties of CuAlO2 doped with S by the first principles calculations and find that the band gap of CuAlO2 is reduced after the doping.At the same time,the effective masses are also reduced and the density of states could cross the Fermi level.These results show that the conductivity of CuAlO2 could be enhanced by doping the impurities of S,which needs to be further studied. We study the electronic properties of CuAlO2 doped with S by the first principles calculations and find that the band gap of CuAlO2 is reduced after the doping.At the same time,the effective masses are also reduced and the density of states could cross the Fermi level.These results show that the conductivity of CuAlO2 could be enhanced by doping the impurities of S,which needs to be further studied.
出处 《Science China(Physics,Mechanics & Astronomy)》 SCIE EI CAS 2010年第7期1261-1265,共5页 中国科学:物理学、力学、天文学(英文版)
基金 supported by the National Laboratory of Solid State Microstructures (Grant No. 2010YJ07)
关键词 S-doped CuAlO2 first principles methods CONDUCTIVITY DOPING S-doped CuAlO2 first principles methods conductivity doping
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