V
V. I. Korepanov
Researcher at Tomsk Polytechnic University
Publications - 29
Citations - 460
V. I. Korepanov is an academic researcher from Tomsk Polytechnic University. The author has contributed to research in topics: Cathodoluminescence & Luminescence. The author has an hindex of 10, co-authored 28 publications receiving 245 citations.
Papers
More filters
Journal ArticleDOI
Zero-thermal-quenching of Mn4+ far-red-emitting in LaAlO3 perovskite phosphor via energy compensation of electrons’ traps
Shuangqiang Fang,Shuangqiang Fang,Tianchun Lang,Tianchun Lang,Tao Han,Tao Han,Wang Jinyu,Jiayao Yang,Shixiu Cao,Lingling Peng,Bitao Liu,Alexey N. Yakovlev,V. I. Korepanov +12 more
TL;DR: In this paper, a far-red-emitting LaAlO3:3%Ca2+,1%Bi3+,0.1%Mn4+ perovskite phosphor which exhibits zero-TQ even up to 150°C and high internal quantum efficiency (IQE) of 89.3%.
Journal ArticleDOI
Improved phase stability of the metastable K2GeF6:Mn4+ phosphors with high thermal stability and water-proof property by cation substitution
Tianchun Lang,Tianchun Lang,Tao Han,Shuangqiang Fang,Wang Jinyu,Shixiu Cao,Lingling Peng,Bitao Liu,V. I. Korepanov,Aleksey N. Yakovlev +9 more
TL;DR: In this article, the metastable P63mc hexagonal K2(Ge1-xSix)F6:Mn4+ (KGSFM) with an obvious zero-phonon line peaking at 623.8
Journal ArticleDOI
Synthesis of a novel red phosphor K2xBa1-xTiF6:Mn4+ and its enhanced luminescence performance, thermal stability and waterproofness
Shuangqiang Fang,Shuangqiang Fang,Tao Han,Tao Han,Tianchun Lang,Tianchun Lang,Yang Zhong,Bitao Liu,Shixu Cao,Lingling Peng,Alexey N. Yakovlev,V. I. Korepanov +11 more
TL;DR: In this paper, the authors introduced K+ to replace Ba2+ to synthesize a novel K2xBa1-xTiF6:Mn4+ solid solution phosphor with high luminous efficiency.
Journal ArticleDOI
A novel efficient single-phase dual-emission phosphor with high resemblance to the photosynthetic spectrum of chlorophyll A and B
Shuangqiang Fang,Shuangqiang Fang,Tianchun Lang,Tianchun Lang,Tao Han,Tao Han,Mingsheng Cai,Shixiu Cao,Lingling Peng,Bitao Liu,Yang Zhong,Alexey N. Yakovlev,V. I. Korepanov +12 more
TL;DR: In this article, a series of novel efficient Lu3Al5O12:10%Ca2+,xBi3+,yMn4+ phosphors with blue-violet plus deep red dual-emission peaking at 419 and 669 nm have been first reported, which can meet the different light requirements of plants by controlling the concentration ratio of Bi3+ and Mn4+, and they possess at most 90.64% spectrum resemblance to the absorption spectrum of chlorophyll A and B.
Journal ArticleDOI
Luminescence properties of color tunable new garnet structure (Lu1-xMnx)3Al2(Al1-xSix)3O12: Ce3+ solid solution phosphors
Tianchun Lang,Tianchun Lang,Tao Han,Cong Zhao,Shuangqiang Fang,Lei Zhao,V. I. Korepanov,Alexey N. Yakovlev +7 more
TL;DR: In this article, the authors introduced the isostructural Mn3Al2(SiO4)3 (MAS) into Lu3Al5O12: Ce3+ (LuAG).