Tuning of ZnSe-GaAs band discontinuities in heterojunction diodes

被引:14
作者
Pellegrini, V
Borger, M
Lazzeri, M
Beltram, F
Paggel, JJ
Sorba, L
Rubini, S
Lazzarino, M
Franciosi, A
Bonard, JM
Ganiere, JD
机构
[1] INFM, I-56126 PISA, ITALY
[2] INFM, LAB NAZL TASC, I-34012 TRIESTE, ITALY
[3] UNIV MINNESOTA, DEPT CHEM ENGN & MAT SCI, MINNEAPOLIS, MN 55455 USA
[4] ECOLE POLYTECH FED LAUSANNE, INST MICRO & OPTOELECT, CH-1015 LAUSANNE, SWITZERLAND
[5] CNR, IST ICMAT, I-00016 ROME, ITALY
[6] UNIV TRIESTE, DIPARTMENTO FIS, I-34127 TRIESTE, ITALY
关键词
D O I
10.1063/1.118020
中图分类号
O59 [应用物理学];
学科分类号
摘要
The conduction band offset in ZnSe/GaAs n-p heterodiodes was determined from measurements of the low-temperature tunneling current of photoinjected carriers, We found widely different discontinuities for heterojunctions fabricated with different Zn/Se flux ratios, with conduction band offsets as high as 0.75 eV for Se-rich interfaces, and as low as 0.26 eV for Zn-rich interfaces. (C) 1996 American Institute of Physics.
引用
收藏
页码:3233 / 3235
页数:3
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