Photodoping of amorphous chalcogenides by metals

AV Kolobov, SR Elliott - Advances in Physics, 1991 - Taylor & Francis
The present paper reviews the results of experimental investigations of the photodoping of
amorphous chalcogenides by metals, and in particular by silver. The kinetics of the …

Optical-constant calculation of non-uniform thickness thin films of the Ge10As15Se75 chalcogenide glassy alloy in the sub-band-gap region (0.1–1.8 eV)

E Marquez, AM Bernal-Oliva, JM Gonzalez-Leal… - Materials chemistry and …, 1999 - Elsevier
Optical-transmission spectra are very sensitive to inhomogeneities in thin films. In particular,
a non-uniform thickness produces a clear shrinking in the transmission spectrum at normal …

Index of refraction of Ag-doped As33S67 films: Measurement and analysis of dispersion

TI Kosa, T Wagner, PJS Ewen… - Philosophical Magazine …, 1995 - Taylor & Francis
We report data on the dispersion of the index of refraction of silver-doped As33S67 thin films
in the visible and near-infrared regions. The measured data is analysed on the basis of a …

Optical and electrical properties of Ag‐As‐S glasses

M Ohto, M Itoh, K Tanaka - Journal of applied physics, 1995 - pubs.aip.org
Physical properties of Ag2S‐As2S3 glassy alloys have been studied as a function of the Ag
atomic concentration x. With an increase in x, the optical‐absorption edge exhibits a red …

Photo-induced chemical modification in Ag-As-S glasses

K Tanaka, N Yoshida, Y Yamaoka - Philosophical magazine letters, 1993 - Taylor & Francis
Photo-induced chemical modification in Ag-As-S glasses Page 1 PHILOSOPHICAL MAGAZINE
LETTERS, 1993, VOL. 68, No. 2, 81-83 Photo-induced chemical modification in Ag-As4 …

On the kinetics of Ag photodissolution in As2S3 chalcogenide glass films: Oscillatory behaviour of the reaction rate

E Márquez, R Jiménez-Garay, A Zakery… - Philosophical …, 1991 - Taylor & Francis
The kinetics of Ag photodissolution into As2S3 glass films have been inves-tigated by
monitoring the electrical resistance of the Ag layer during the process. The thickness …

Effect of Te addition on some physical properties of the Se3S2 system and a study of the response to γ-irradiation

AF Maged, LA Wahab, IA El Kholy - Journal of materials science, 1998 - Springer
Glasses based on sulphur and tellurium were carefully characterized to establish the
interdependence between chemical composition and the magnitudes of the physical …

Photodoping dynamics in the Ag/As‐S system

K Tanaka, H Sanjoh - Journal of applied physics, 1993 - pubs.aip.org
The photodoping process in Ag/As30S70 layers excited by pulsed light has been studied.
The photodoping begins within 0.1 μs after the pulse excitation, and the response amplitude …

Compositional dependence of the physical properties of Ge1Se9− xTex amorphous system

GAM Amin, AF Maged - Materials chemistry and physics, 2006 - Elsevier
The compositional dependence of electrical conductivity, optical absorption and refractive
index of thin films of the Ge1Se9− xTex amorphous system in the range 0≤ x≤ 4 is …

[PDF][PDF] OPTICAL GAP AND dc CONDUCTIVITY OF DISORDERED MATERIALS OF

F Skuban, SR Lukić, DM Petrović, I Savić… - Journal of …, 2005 - old.joam.inoe.ro
Chalcogenide glasses are transparent in a wide range of wavelengths in the IR spectral
region [1, 2], which makes them suitable for manufacturing infrared optoelectronic elements …