Quantum mechanical studies of large metal, metal oxide, and metal chalcogenide nanoparticles and clusters

A Fernando, KLDM Weerawardene… - Chemical …, 2015 - ACS Publications
Metal, metal oxide, and metal chalcogenide materials have a wide variety of applications.
For example, many metal clusters and nanoparticles are used as catalysts for reactions …

Physicochemical, optical properties and stability against crystallization of GaxGey-xS100-y (x= 0–8; y= 40–42) glasses

AP Velmuzhov, MV Sukhanov, EA Tyurina… - Journal of Non …, 2021 - Elsevier
In this work, the physicochemical, optical properties and stability against crystallization of Ga
x Ge yx S 100-y (x= 0–8; y= 40–42) glasses are studied. A method for determining the …

New approach for preparation of high-purity sulfide-germanium glasses doped with praseodymium

MV Sukhanov, AP Velmuzhov, TV Kotereva… - Optical Materials …, 2019 - opg.optica.org
It has been established that rare earth elements (REE), as alloying additives, are a
significant source of hydrogen and oxygen impurity in glasses of Ge–S and Ge–As–S …

Non‐linear optical properties and structure of wide band gap non‐crystalline semiconductors

V Mitsa, R Holomb, M Veres, A Marton… - … status solidi (c), 2011 - Wiley Online Library
The non‐linear two‐photon absorption coefficient (TPA) of ternary Ge‐As‐S glasses of
different sections (As2S3‐GeS2, As2S3‐Ge2S3, As‐GeS2, As‐Ge2S3) was measured at …

Investigation of the drawing region in the production of Ge-SI optical fibers for infrared applications

M Chazot, M El Amraoui, S Morency… - Journal of Non …, 2017 - Elsevier
In the present work, series of Ge-SI glass samples with 5, 10 and 15% of iodine and a
concentration of germanium varying between 25 and 35% were prepared and their physical …

Effect of iodine on properties of [GeS1. 5] 100− xIx (x= 0÷ 10) glasses

AP Velmuzhov, MV Sukhanov, AD Plekhovich… - Journal of Non …, 2018 - Elsevier
Abstract The [GeS 1.5] 100− x I x (x= 0÷ 10) glasses are prepared by the reaction of
germanium, sulfur and germanium (IV) iodide in vacuumed silica-glass ampoules at a …

Preparation and investigation of Ge–S–I glasses for infrared fiber optics

AP Velmuzhov, MV Sukhanov, AD Plekhovich… - Optical Materials, 2016 - Elsevier
Glass samples of [GeS x] 90 I 10 (x= 1.5, 1.7, 2.0, 2.3, 2.45, 2.6) compositions were
prepared, and some their thermal, optical properties as well as tendency to crystallization …

[PDF][PDF] Self-organization in amorphous semiconductors and chalcogenide glasses

M Popescu - Journal of Advanced Materials, 2006 - Citeseer
The problem of more order existing into the amorphous semiconductors was put in the early
times of structural modeling of amorphous semiconductors by Prof. Radu Grigorovici. He …

[PDF][PDF] Angstrom-science, angstrom-technology, angstrom-devices: A new challenge

M Popescu - Journal of optoelectronics and advanced materials, 2006 - old.joam.inoe.ro
To reach the maximum of device miniaturization means to go into the intimate life of the
lattices and networks of atoms, including clusters of atoms or molecules. How small could be …

Preparation and investigation of Ga5 [GeSx] 85I10 glasses

AP Velmuzhov, MV Sukhanov, AD Plekhovich… - Journal of Non …, 2017 - Elsevier
Abstract The Ga 5 [GeS x] 85 I 10 glasses with x= 1.5, 1.7, 2.0, 2.3 and 2.6 are prepared;
their thermal and optical properties and stability against crystallization are investigated. The …