Variable range hopping conduction in semiconductor nanocrystal solids

作者: Dong Yu , Congjun Wang , Brian L. Wehrenberg , Philippe Guyot-Sionnest

DOI: 10.1103/PHYSREVLETT.92.216802

关键词: Field (physics)ConductanceNanocrystalAtmospheric temperature rangePhysicsCoulombVariable-range hoppingOrders of magnitude (numbers)ConductivityCondensed matter physics

摘要: … QD solids exhibit very clearly variable range hopping where the energy barrier is dominated … temperature range (4–120 K) and fields up to 107 V=m, the variable range hopping model, …

参考文章(18)
Nevill Francis Mott, Conduction in non-crystalline materials ,(1987)
Boris I. Shklovskii, Alex L. Efros, Electronic properties of doped semiconductors ,(1984)
N.F. Mott, Conduction in glasses containing transition metal ions Journal of Non-Crystalline Solids. ,vol. 1, pp. 1- 17 ,(1968) , 10.1016/0022-3093(68)90002-1
R. Christopher Doty, Hongbin Yu, C. Ken Shih, Brian A. Korgel, Temperature-Dependent Electron Transport through Silver Nanocrystal Superlattices Journal of Physical Chemistry B. ,vol. 105, pp. 8291- 8296 ,(2001) , 10.1021/JP011227Z
Raghuveer Parthasarathy, Xiao-Min Lin, Heinrich M. Jaeger, Electronic Transport in Metal Nanocrystal Arrays: The Effect of Structural Disorder on Scaling Behavior Physical Review Letters. ,vol. 87, pp. 186807- ,(2001) , 10.1103/PHYSREVLETT.87.186807
C. B. Murray, C. R. Kagan, M. G. Bawendi, Synthesis and Characterization of Monodisperse Nanocrystals and Close-Packed Nanocrystal Assemblies Annual Review of Materials Science. ,vol. 30, pp. 545- 610 ,(2000) , 10.1146/ANNUREV.MATSCI.30.1.545
C. A. Leatherdale, C. R. Kagan, N. Y. Morgan, S. A. Empedocles, M. A. Kastner, M. G. Bawendi, Photoconductivity in CdSe quantum dot solids Physical Review B. ,vol. 62, pp. 2669- 2680 ,(2000) , 10.1103/PHYSREVB.62.2669
D. S. Ginger, N. C. Greenham, Charge injection and transport in films of CdSe nanocrystals Journal of Applied Physics. ,vol. 87, pp. 1361- 1368 ,(2000) , 10.1063/1.372021
Nicole Y. Morgan, C. A. Leatherdale, M. Drndić, Mirna V. Jarosz, Marc A. Kastner, Moungi Bawendi, Electronic transport in films of colloidal CdSe nanocrystals Physical Review B. ,vol. 66, pp. 075339- ,(2002) , 10.1103/PHYSREVB.66.075339
Dong Yu, Congjun Wang, Philippe Guyot-Sionnest, n-Type Conducting CdSe Nanocrystal Solids Science. ,vol. 300, pp. 1277- 1280 ,(2003) , 10.1126/SCIENCE.1084424