Evolution of the electronic structure with size in II-VI semiconductor nanocrystals

S Sapra, DD Sarma - Physical Review B, 2004 - APS
In order to provide a quantitatively accurate description of the band-gap variation with sizes
in various II-VI semiconductor nanocrystals, we make use of the recently reported tight …

Size effects on the band-gap of semiconductor compounds

M Li, JC Li - Materials Letters, 2006 - Elsevier
Based on a thermodynamic model for size-dependent melting temperature, the size-
dependent band-gap of low dimensional semiconductor compounds is modeled without any …

Structural and the optical characteristics of PbSx thin films

ZK Heiba, MB Mohamed, AM El-Naggar… - Journal of Materials …, 2022 - Springer
Abstract PbSx thin films (x= 1, 0.9, 0.8, 0.7, 0.6) were prepared onto glass substrates using
spin coating method. The phases developed and vacancies created in the different films …

Effect of doping concentration on the structural, morphological and optical properties of Ca-doped PbS thin films grown by CBD

E Yücel, Y Yücel - Optik, 2017 - Elsevier
Pure and calcium doped lead sulfide (PbS) thin films were prepared by chemical bath
deposition (CBD) method. The effects of calcium doping content on their structural …

Characteristics of SnSe and SnSe2 thin films grown onto polycrystalline SnO2‐coated glass substrates

C Guillen, J Montero, J Herrero - physica status solidi (a), 2011 - Wiley Online Library
Tin selenide thin films have been prepared by selenization of sputtered tin layers and have
been analyzed comparatively onto bare and SnO2‐coated glass substrates. In particular, the …

Influence of minor oxidation of the precursor powders to form nanocrystalline CdTe by mechanical alloying

CEM Campos, K Ersching, JC De Lima… - Journal of alloys and …, 2008 - Elsevier
Nanocrystalline CdTe was prepared by mechanical alloying using Te and Cd equiatomic
powder mixture slightly oxidized due air exposition (6% α-TeO2 and 10% CdO …

Tailoring wide band gap PdS thin film doped with Cd ions using spin coating

TM Althagafi, ZK Heiba, SI Ahmed, H Elshimy… - Optical and Quantum …, 2023 - Springer
The bandgap value of the thin films of Pb1-xCdxS could be tailored between 3.7 and 2.59
eV by adjusting the value of doping parameter 0.0≤ x≤ 1.0. Ultra-thin films of average …

[HTML][HTML] Structural and optical properties of CdTe/CdSe heterostructure multilayer thin films prepared by physical vapor deposition technique

MM David Kumar, S Devadason - Applied Nanoscience, 2013 - Springer
CdTe/CdSe heterostructure multilayer thin films and single layers of CdSe and CdTe thin
films were prepared. Sequential thermal evaporation technique is made possible to adjust …

Photoluminescence Stokes shift and exciton fine structure in CdTe nanocrystals

J Perez-Conde, AK Bhattacharjee, M Chamarro… - Physical Review B, 2001 - APS
The photoluminescence spectra of spherical CdTe nanocrystals with zincblende structure
are studied by size-selective spectroscopic techniques. We observe a resonant Stokes shift …

Electronic structure of crystalline binary and ternary compounds

E Menéndez-Proupin, G Gutierrez, E Palmero, JL Peña - Physical Review B, 2004 - APS
The electronic structure of crystalline CdTe, CdO, α− TeO 2, CdTeO 3, and Cd 3 TeO 6 is
studied by means of first principles calculations. The band structure, total and partial density …