Giant and zero electron g factors of dilute nitride semiconductor nanowires

The electronic structures and electron g factors of InSb1−sNs and GaAs1−sNs nanowires and bulk material under the magnetic and electric fields are investigated by using the ten-band k· p model. The nitrogen doping has direct and indirect effects on the g factors. A giant g factor with absolute va...

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Bibliographic Details
Main Authors: Zhang, X. W., Li, S. S., Fan, Weijun, Xia, Jian-Bai
Other Authors: School of Electrical and Electronic Engineering
Format: Article
Language:English
Published: 2013
Subjects:
Online Access:https://hdl.handle.net/10356/100825
http://hdl.handle.net/10220/18131
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Institution: Nanyang Technological University
Language: English
Description
Summary:The electronic structures and electron g factors of InSb1−sNs and GaAs1−sNs nanowires and bulk material under the magnetic and electric fields are investigated by using the ten-band k· p model. The nitrogen doping has direct and indirect effects on the g factors. A giant g factor with absolute value larger than 900 is found in InSb1−sNs bulk material. A transverse electric field can increase the g factors, which has obviously asymmetric effects on the g factors in different directions. An electric field tunable zero g factor is found in GaAs1−sNs nanowires.