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20112025
most citedIR Bismuth active centers in optical fibers: Combined excitation-emission spectroscopy

221 citations

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cond-mat.mtrl-sci2014★ 40 cited

First-principle study of the near-IR luminescence centers in Bi2O3-GeO2 andBi2O3-SiO2 glasses

V. O. Sokolov, V. G. Plotnichenko, E. M. Dianov

First-principle study of bismuth-related oxygen-deficient centers (BiGe, BiSi, and BiBi oxygen vacancies) in BiO-GeO…

cond-mat.mtrl-sci2014★ 24 cited

Infrared luminescence in Bi-doped Ge-S and As-Ge-S chalcogenide glasses and fibers

V. G. Plotnichenko, D. V. Philippovskiy, V. O. Sokolov +4

Experimental and theoretical studies of spectral properties of chalcogenide Ge-S and As-Ge-S glasses and fibers are performed. A broad infrared (IR) luminescence band which covers…

cond-mat.mtrl-sci2013★ 14 cited

Near-IR luminescence in bismuth-doped AgCl crystals

V. G. Plotnichenko, D. V. Philippovskiy, V. O. Sokolov +4

Experimental and computer-modeling studies of spectral properties of crystalline AgCl doped with metal bismuth or bismuth chloride are performed. Broad near-IR luminescence band in…

cond-mat.mtrl-sci2013★ 10 cited

Centers of near-infrared luminescence in bismuth-doped TlCl and CsI crystals

V. O. Sokolov, V. G. Plotnichenko, E. M. Dianov

A comparative first-principles study of possible bismuth-related centers in TlCl and CsI crystals is performed and the results of computer modeling are compared with the experiment…

cond-mat.mtrl-sci2011★ 13 cited

Optical absorption and structure of impurity Ni center in tungstate-tellurite glass

V. G. Plotnichenko, V. O. Sokolov, G. E. Snopatin +1

Absorption spectra of Ni ions in 22WO--78TeO tungstate-tellurite glass were studied and Ni extinction coefficient spectral dependence was derived in the 450 -…