AC conductivity and electrical relaxation of a promising Ag2S-Ge-Te-Se chalcogenide glassy system

A Chamuah, S Ojha, K Bhattacharya, CK Ghosh… - Journal of Physics and …, 2022 - Elsevier
In this study, we developed a chalcogenide glassy system comprising (Ag 2 S) x-(0.4 Ge-0.3
Te-0.3 Se) 1-x, where x= 0.05, 0.10, and 0.20. The formation of Ag 2 S and GeSe 2 …

Density of states, DC conductivity and physical properties of Ag2S-Ge–Te–Se chalcogenide glassy system

A Chamuah, K Bhattacharya, MS Ali, CK Ghosh… - Applied Physics A, 2021 - Springer
Here, development of some Ag 2 S mixed chalcogenide glassy systems has been discussed
in the light of DC conductivity model and variable range hopping model. X-ray diffraction …

On the crystallization kinetics of In additive Se–Te chalcogenide glasses

BS Patial, N Thakur, SK Tripathi - Thermochimica acta, 2011 - Elsevier
The calorimetric parameters of glassy Se85− xTe15Inx (x= 0, 2, 6 and 10) alloys have been
investigated using Differential Scanning Calorimetry (DSC) in non-isothermal conditions at …

Influence of thickness and annealing on optical constants of Se82. 5Te15Sb2. 5 chalcogenide thin films

MA Abdel-Rahim, MM Hafiz, AZ Mahmoud - Solid State Sciences, 2015 - Elsevier
Chalcogenide thin films of Se 82.5 Te 15 Sb 2.5 with different thickness (50–300 nm) are
prepared by thermal evaporation technique. Crystalline phases of the deposited films are …

Effect of Sn additive on the structure and crystallization kinetics in Ge–Se alloy

MI Abd-Elrahman, MM Hafiz, AM Abdelraheem… - Journal of Alloys and …, 2016 - Elsevier
Abstract The structure of Ge 20 Se 80− x Snx glassy alloys and crystallization phases are
identified using the X-ray diffraction (XRD) and Scanning Electron Microscope (SEM). The …

Thermal analysis and physical properties of Bi–Se–Te chalcogenide glasses

KA Aly, FMA Rahim, A Dahshan - Journal of Alloys and Compounds, 2014 - Elsevier
The present work reported the effect of variation of bismuth content on the glass transition,
thermal stability and crystallization kinetics of Bi x (Se 20 Te 80) 100− x (0⩽ x⩽ 12) glasses …

Crystallization study of Sn additive Se–Te chalcogenide alloys

BS Patial, N Thakur, SK Tripathi - Journal of thermal analysis and …, 2011 - akjournals.com
Calorimetric study of Se 85− x Te 15 Sn x (x= 0, 2, 4 and 6) glassy alloys have been
performed using Differential Scanning Calorimetry (DSC) under non-isothermal conditions …

Crystallization kinetics of Sn doped Ge20Te80− xSnx (0≤ x≤ 4) chalcogenide glassy alloys

BJ Fernandes, N Naresh, K Ramesh… - Journal of Alloys and …, 2017 - Elsevier
Chalcogenide semiconductors have evolved as multifunctional materials due to their
fascinating thermal, optical, electrical and mechanical properties. In this report, Ge 20 Te …

Bandgap tunability endowed by isovalent sulphur doping in SeTe glassy films: Correlation with Kastner's and single oscillator models

RS Rahman, M Shoab, ZMSH Khan, Z Aslam… - Journal of Alloys and …, 2020 - Elsevier
Thin films of sulphur (S) incorporated SeTe with chemical composition of Se 80 Te 20-x S x
(x= 0, 5, 10, 15, indicate the weight percentage of sulphur incorporated) were deposited via …

Crystallization study of Sn additive Se–Te chalcogenide alloys

MA Abdel-Rahim, A Gaber, AA Abu-Sehly… - Thermochimica …, 2013 - Elsevier
Results of differential thermal analysis (DTA) under non-isothermal conditions of glasses Se
90− x Te 10 Sn x (x= 0, 2.5, 5 and 7 at.%) are reported and discussed. The glass transition …