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 …
For example, many metal clusters and nanoparticles are used as catalysts for reactions …
Electrochemistry of layered GaSe and GeS: applications to ORR, OER and HER
Though many studies examined the properties of the class of IIIA–VIA and IVA–VIA layered
materials, few have delved into the electrochemical aspect of such materials. In light of the …
materials, few have delved into the electrochemical aspect of such materials. In light of the …
Synthesis and characterization of germanium sulfide aerogels
KK Kalebaila, DG Georgiev, SL Brock - Journal of non-crystalline solids, 2006 - Elsevier
The synthesis of germanium sulfide gels by thiolysis reactions of a non-aqueous solution of
Ge (OEt) 4, followed by supercritical fluid extraction to create aerogels, is described …
Ge (OEt) 4, followed by supercritical fluid extraction to create aerogels, is described …
Local structure of technologically modified g-GeS2: resonant Raman and absorption edge spectroscopy combined with ab initio calculations
We have used resonant Raman and absorption edge spectroscopy together with first-
principle calculations in order to study the structure of GeS2 glasses (g-GeS2). The glasses …
principle calculations in order to study the structure of GeS2 glasses (g-GeS2). The glasses …
Controllable Formation of the Crystalline Phases in Ge–Ga–S Chalcogenide Glass‐Ceramics
X Yang, M Zhang, K Yan, L Han, Q Xu… - Journal of the …, 2017 - Wiley Online Library
We prepared chemically stoichiometric, S‐poor and S‐rich Ge–Ga–S glasses and annealed
them at a temperature that was 20° C higher than its respective glass transition temperature …
them at a temperature that was 20° C higher than its respective glass transition temperature …
Defects in Se, As2S3, and GeS2 glasses: Ab initio analyses of related clusters
K Tanaka - Journal of Non-Crystalline Solids, 2024 - Elsevier
Abstract Dangling bonds in Se, As 2 S 3, and GeS 2 glasses and wrong bonds in the
compounds have been comparatively studied using an ab initio molecular-orbital software …
compounds have been comparatively studied using an ab initio molecular-orbital software …
Some physical properties of GexAsxS1− 2x glasses
M Kincl, L Tichy - Materials chemistry and physics, 2007 - Elsevier
Bulk glasses GexAsxS1− 2x where 0.0833≤ x≤ 0.3 were prepared. The softening
temperature of prepared glasses increases while the optical gap decreases with an increase …
temperature of prepared glasses increases while the optical gap decreases with an increase …
Crystallization effects in annealed thin GeS2 films photodiffused with Ag
M Balakrishnan, MN Kozicki, CD Poweleit… - Journal of non …, 2007 - Elsevier
We have investigated the diffusion products occurring after photodiffusion of Ag in GeS2
films at room temperature and after annealing up to 430° C. Quantitative data regarding the …
films at room temperature and after annealing up to 430° C. Quantitative data regarding the …
Non‐linear optical properties and structure of wide band gap non‐crystalline semiconductors
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 …
different sections (As2S3‐GeS2, As2S3‐Ge2S3, As‐GeS2, As‐Ge2S3) was measured at …
Reproducibility of the Optical Absorption Edge in Amorphous GeS2
K Tanaka - physica status solidi (b), 2024 - Wiley Online Library
Herein, poor reproducibility of optical absorption edges in GeS2 glasses and films is seen.
Reported spectral positions of the absorption edge in melt‐quenched glasses spread over≈ …
Reported spectral positions of the absorption edge in melt‐quenched glasses spread over≈ …