Confinement-, surface- and disorder-related effects in the resonant Raman spectra of nanometric CdS1-xSex crystals

被引:53
作者
Gomonnai, AV
Azhniuk, YM
Yukhymchuk, VO
Kranjcec, M
Lopushansky, VV
机构
[1] Natl Acad Sci Ukraine, Inst Elect Phys, UA-88000 Uzhgorod, Ukraine
[2] Natl Acad Sci Ukraine, Inst Semicond Phys, UA-03028 Kiev, Ukraine
[3] Rudjer Boskovic Inst, Zagreb 10000, Croatia
[4] Univ Zagreb, Dept Geotech Engn, Varazhdin 42000, Croatia
来源
PHYSICA STATUS SOLIDI B-BASIC SOLID STATE PHYSICS | 2003年 / 239卷 / 02期
关键词
D O I
10.1002/pssb.200301838
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The Raman spectra of CdS1-xSex nanocrystals, embedded in a borosilicate glass matrix, are studied, CdS-like and CdSe-like LO phonon frequencies being used to determine the nanocrystal composition. The Raman lineshape is analyzed taking account of confinement-related phonons with nonzero wavevector, surface phonon modes, glass matrix pressure and disorder effects. (C) 2003 WILEY-NCH Verlag GmbH & Co. KGaA, Weinheim.
引用
收藏
页码:490 / 499
页数:10
相关论文
共 44 条
[1]   ELECTRON-VIBRATION COUPLING IN SEMICONDUCTOR CLUSTERS STUDIED BY RESONANCE RAMAN-SPECTROSCOPY [J].
ALIVISATOS, AP ;
HARRIS, TD ;
CARROLL, PJ ;
STEIGERWALD, ML ;
BRUS, LE .
JOURNAL OF CHEMICAL PHYSICS, 1989, 90 (07) :3463-3468
[2]   ZONE EDGE PHONONS IN CDS1-XSEX [J].
BESERMAN, R .
SOLID STATE COMMUNICATIONS, 1977, 23 (05) :323-327
[3]   PHONONS AND STRUCTURE OF ZN CD1-XSE SOLID-SOLUTION [J].
BRAFMAN, O .
SOLID STATE COMMUNICATIONS, 1972, 11 (03) :447-+
[4]   THE EFFECTS OF MICROCRYSTAL SIZE AND SHAPE ON THE ONE PHONON RAMAN-SPECTRA OF CRYSTALLINE SEMICONDUCTORS [J].
CAMPBELL, IH ;
FAUCHET, PM .
SOLID STATE COMMUNICATIONS, 1986, 58 (10) :739-741
[5]   Growth and optical properties of semiconductor nanocrystals in a glass matrix [J].
Ekimov, A .
JOURNAL OF LUMINESCENCE, 1996, 70 :1-20
[6]   RAMAN-SPECTROSCOPY OF LOW-DIMENSIONAL SEMICONDUCTORS [J].
FAUCHET, PM ;
CAMPBELL, IH .
CRC CRITICAL REVIEWS IN SOLID STATE AND MATERIALS SCIENCES, 1988, 14 :S79-S101
[7]   Exciton-phonon coupling in semiconductor quantum dots: Resonant Raman scattering [J].
Fedorov, AV ;
Baranov, AV ;
Inoue, K .
PHYSICAL REVIEW B, 1997, 56 (12) :7491-7502
[8]   RAMAN, TRANSMISSION ELECTRON-MICROSCOPY, AND CONDUCTIVITY MEASUREMENTS IN MOLECULAR-BEAM DEPOSITED MICROCRYSTALLINE SI AND GE - A COMPARATIVE-STUDY [J].
GONZALEZHERNANDEZ, J ;
AZARBAYEJANI, GH ;
TSU, R ;
POLLAK, FH .
APPLIED PHYSICS LETTERS, 1985, 47 (12) :1350-1352
[9]   AMORPHOUS-LIKE RAMAN-SPECTRA OF SEMICONDUCTOR MICROCRYSTALS [J].
HAYASHI, S ;
YAMAMOTO, K .
SUPERLATTICES AND MICROSTRUCTURES, 1986, 2 (06) :581-585
[10]   RAMAN-SCATTERING FROM GAP MICROCRYSTALS - ANALYSIS OF THE SURFACE PHONON PEAK [J].
HAYASHI, S ;
RUPPIN, R .
JOURNAL OF PHYSICS C-SOLID STATE PHYSICS, 1985, 18 (12) :2583-2592