Zobrazeno 1 - 10
of 48
pro vyhledávání: '"Konstantin V. Ivanovskikh"'
Autor:
Xiao Zhu, Lei Wang, Qiufeng Shi, Haijie Guo, Jianwei Qiao, Cai’e Cui, Konstantin V. Ivanovskikh, Ping Huang
Publikováno v:
Journal of Luminescence. :119949
Publikováno v:
Optical Materials. 139:113761
Autor:
Konstantin V. Ivanovskikh, Vladimir Yu. Ivanov, Qiufeng Shi, Rahul Kumar Sharma, Yogendra Nath Chouryal, Archna Pandey, A. V. Ishchenko, Pushpal Ghosh, Sandeep Nigam
Publikováno v:
New Journal of Chemistry. 45:1463-1473
A task-specific ionic liquid (IL) is employed as a structure directing agent for the synthesis of quantum cutting BaGdF5:Eu3+ nanophosphors. Herein, IL and temperature dependent quantum cutting is observed. Maximum (160%) and minimum (123%) quantum c
Autor:
Konstantin V. Ivanovskikh, Yogendra Nath Chouryal, Sandeep Nigam, Pushpal Ghosh, A. I. Slesarev, Ivan I. Leonidov, Rahul Kumar Sharma
Publikováno v:
New Journal of Chemistry. 44:200-209
Phase pure BaF2 doped with Ce3+ (0.1%) nanocrystals are synthesized using an ionic liquid (IL) ([C4mim][BF4]) assisted solvothermal method where the IL is not only used as a reaction medium and a capping agent, but also as a reaction partner. Subsequ
Autor:
Yan Huang, Fangtian You, Yongqiang Geng, Lei Wang, Ivan I. Leonidov, Qiufeng Shi, Cai’e Cui, Konstantin V. Ivanovskikh, Yue Tian, Ping Huang
Publikováno v:
Materials Research Bulletin. 116:106-110
Ce3+-doped Sr9Lu(PO4)7 polycrystalline material has been synthesized using a solid state reaction at high temperature. Luminescence spectroscopic properties and emission decay kinetics have been studied upon UV-VUV excitation. Emission from Ce 3+ ion
Autor:
Qiufeng Shi, Marco Bettinelli, V. A. Pustovarov, Yu. E. Khatchenko, Konstantin V. Ivanovskikh
Publikováno v:
Physics of the Solid State. 61:752-757
The luminescent characteristics of K3LuSi2O7:Pr3+ (1%), which is a promising optical material for the use as a scintillator, have been studied using a set of techniques. The luminescence spectra of K3LuSi2O7:Pr3+ (1%) contain two bands in the UV-rang
Publikováno v:
Radiation Measurements
Photoluminescence properties and relaxation dynamics of electronic excitations in cesium vanadate CsVO 3 have been studied upon pulse laser excitation in the wide temperature range of 6.5–300 K. A vibronic structure observed in low-temperature PL s
Intrinsic electronic excitations and impurity luminescent centres in NaMgF3 and MgF2 doped with Yb2+
Autor:
Andries Meijerink, Michael F. Reid, Konstantin V. Ivanovskikh, Rosa B. Hughes-Currie, Jon-Paul R. Wells
Publikováno v:
Optical Materials
The relaxation pathways of states in the energy region of the fundamental absorption of NaMgF3:Yb2+ and MgF2:Yb2+ are investigated using time-resolved vacuum ultraviolet spectroscopy. For NaMgF3:Yb2+, excitation into intrinsic free exciton states or
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::57d73ad28ac64921862ca78abf6ae85a
https://hdl.handle.net/10995/92656
https://hdl.handle.net/10995/92656
Publikováno v:
Optical Materials. 84:66-72
We report on the synthesis and comprehensive characterization of Ce3+ doped LiLa9(SiO4)6O2 (LLSO) crystals, grown using the slow cooling flux method. The luminescence and optical spectroscopic properties and luminescence decay kinetics were studied u
Autor:
Konstantin V. Ivanovskikh, Qiufeng Shi, Haijie Guo, Ping Huang, Cai’e Cui, Lei Wang, Tingyu Wang
Publikováno v:
Journal of Luminescence. 236:118138
A series of Tb3+ and Eu3+ single- and co-doped Na3Y(BO3)2 (NYB) was prepared by the solid-state reaction method and characterized their structural, thermal and photoluminescence properties while focusing on the development of efficient narrow-band re