A review on the optical properties of some germanium based chalcogenide thin films and their applications

P Priyadarshini, D Sahoo, R Naik - optical and Quantum Electronics, 2022 - Springer
Chalcogenide materials are an important class of amorphous glassy semiconductors and
attracted several researchers due to their practical applications in several fields like phase …

Photoinduced effects for amorphous chalcogenide semiconductors

DC Sati, A Dahshan, P Sharma - Applied Materials Today, 2019 - Elsevier
Chalcogenide glasses present diverse, fascinating photoinduced behavior when they are
illuminated with photons. One of the thrust photoinduced phenomena in chalcogenide thin …

Optoelectrical properties of Ge10Se90 and Ge10Se85Cu5 thin films illuminated by laser beams

MS El-Bana, SS Fouad - Applied Physics A, 2018 - Springer
The laser irradiation effect on the optoelectrical properties of Ge 10 Se 90 and Ge 10 Se 85
Cu 5 thin films in the view of Cu-do** effect has been investigated. The illumination effect …

Role of Ge:As ratio in controlling the light-induced response of a-GexAs35−xSe65 thin films

P Khan, H Jain, KV Adarsh - Scientific Reports, 2014 - nature.com
In this paper, we present interesting results on the quantification of photodarkening (PD),
photobleaching (PB) and transient PD (TPD) in a-GexAs35− xSe65 thin films as a function of …

Light-induced effects in amorphous chalcogenide glasses: Femtoseconds to seconds

P Khan, KV Adarsh - Physics, 2021 - mdpi.com
Amorphous chalcogenide glasses are intrinsically metastable, highly photosensitive, and
therefore exhibit numerous light-induced effects upon bandgap and sub-bandgap …

Observation of photobleaching in Ge-deficient Ge16.8Se83.2 chalcogenide thin film with prolonged irradiation

S Zhang, Y Chen, R Wang, X Shen, S Dai - Scientific Reports, 2017 - nature.com
We presented the unusual result of photobleaching (PB) in Ge-deficient Ge16. 8Se83. 2 thin
films with continuous irradiation with 560 nm laser for 12000 s, which is contradicted with the …

Insight into the photoinduced phenomena in ternary Ge-Sb-Se sputtered thin films

T Halenkovič, M Kotrla, J Gutwirth, V Nazabal… - Photonics …, 2022 - opg.optica.org
The kinetics of photoinduced changes, namely, photobleaching and photodarkening in
sputtered ternary Ge_29Sb_8Se_63 thin films, was studied. The study of time evolution of …

[HTML][HTML] Surface plasmon enhanced light-induced changes in Ge-Se amorphous chalcogenide–gold nanostructures

I Csarnovics, M Veres, P Nemec, S Molnár… - Journal of Non …, 2021 - Elsevier
In this paper, the plasmon field enhanced light-induced changes are investigated in the
amorphous Ge 24 Se 76 layer incorporating Au nanoparticles. The presence of gold …

Photo-induced effects in Ge-As-Se films in various states

Z Zhang, S Xu, Y Chen, X Shen, R Wang - Optical Materials Express, 2020 - opg.optica.org
Amorphous Ge-As-Se thin films have been prepared by the magnetron sputtering deposition
technique, and the photo-induced effects (PIEs) in the different states have been …

The effect of Se do** on spectroscopic and electrical properties of GeTe

EM Vinod, KS Sangunni - Thin Solid Films, 2014 - Elsevier
Selenium doped thin films of GeTe alloys were investigated for their structural modifications
by X-ray Diffraction, Fourier Transform Infrared Spectroscopy, X-ray photoelectron …