欢迎登录材料期刊网

材料期刊网

高级检索

为了提高CdTe太阳电池的效率,ZnS/CdS单带差超晶格被创新性地提出.用射频磁控溅射法制备了ZnS/CdS单带差超晶格薄膜,用SEM观察样品截面,分层清晰;测试了ZnS/CdS单带差超晶格薄膜的透过谱图,在300~800nm波长范围内存在4个明显的透过峰.相较于CdS单层膜与ZnS单层膜,ZnS/Cds单带差超晶格薄膜在可见光短波部分的光谱响应十分明显,说明Zns/Cds单带差超晶格薄膜的电子能带与光子吸收方式发生了明显的变化.理论上可以提高CdTe太阳电池的效率.

参考文献

[1] Wang X Y;Qu L H;Zhang J Y et al.[J].Nano Letters,2003,3:1103-1106.
[2] Steckel J S;Zimmer J P;Sullivan S C et al.[J].Angewandte Chemie International Edition,2004,43:2154-2158.
[3] Gunsbor L;kolodziejski L A .[J].IEEE J Quantum Elec-tron,1988,24:1744.
[4] Wu X;Dhere R G;Albin D S.[A].,2001:47-48.
[5] L. Canet;P. Seta .Extraction and separation of metal cations in solution by supported liquid membrane using lasalocid A as carrier[J].Pure and Applied Chemistry,2001(12):2039-2046.
[6] Green M .[J].Physica E,2002,14:65-70.
[7] Allan G;Bostard G;Boccara N.Junctions and Semiconductor Superlattices[M].Springer-Verlag,1986
[8] Luque A;Marti A .Increasing the efficiency of ideal solar cells by photon induced transitions at intermediate levels[J].Physical review letters,1997(26):5014-5017.
上一张 下一张
上一张 下一张
计量
  • 下载量()
  • 访问量()
文章评分
  • 您的评分:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%