Funded by the National Natural Science Foundation of China(Nos.61334003,61162025,60776034)
The strain effects of the Zn1-xMgxO substrate on the bands structure of wurtzite Nb-doped Zn O bulk materials have been investigated using fi rst-principles calculations based on density functional theory. Firstly, th...
supported by the National Natural Science Foundation of China(Nos.60776034,61162025);the National Basic Research Program of China(No.2014CC339900)
Band structures in wurtzite bulk ZnO/Zn1-xMgxO are calculated using first-principles based on the framework of generalized gradient approximation to density functional theory with the introduction of the on-site Coulo...
supported by the National Natural Science Foundation of China (Grant Nos.60776034,61162025);the Youth Scholar Training Plan of Tibet University for Nationalities (Grant No.13myQP10);the Major Program Training Plan of Tibet University for Nationalities (Grant No.12myZP02)
Based on the k.p theory of Luttinger-Kohn and Bir-Pikus,analytical E-k solutions for the valence band of strained wurtzite ZnO materials are obtained.Strain effects on valence band edges and hole effective masses in s...
Project supported by the National Natural Science Foundation of China(Nos.51277012,61162025);the Fundamental Research Funds for the Central Universities of China(Nos.2013G1240120,CHD2011ZD004,CHD2013JC120)
Inter valley scattering has a great impact on carrier mobility of strained Si materials,so based on Fermi's golden rule and the theory of Boltzmann collision term approximation,inter valley phonon scattering mechanis...