Modelling polytypism in III-V nanowires: role of group V and nucleation patterns during the growth

2nd International School and Conference Saint-Petersburg OPEN on Optoelectronics, Photonics, Engineering and Nanostructures

Grecenkov, J.^1 ; Dubrovskii, V.G.^1,2,3

St.Petersburg Academic University, Khlopina 8/3, St. Petersbur

194021, Russia^1

Ioffe Physical Technical Institute RAS, Politekhnicheskaya 26, St. Petersburg

194021, Russia^2

ITMO University, Kronverkskiy pr. 49, St. Petersburg

197101, Russia^3

关键词: Monocentric;    Nucleation rate;    Nucleation theory;    Polytypism;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/643/1/012017/pdf
DOI  :  10.1088/1742-6596/643/1/012017

来源: IOP

【 摘 要 】

This theoretical work deals with polytypism in nanowires by utilizing nucleation theory and by modifying standard expression for nucleation rate. Polycentric and monocentric nucleation cases are also considered. Results show good agreement with experimental data.