Laouid A, Belghiti AA, K. Wiśniewski, Hajjaji A, Sahraoui B, A. Zawadzka "Generation of red light with intense photoluminescence assisted by Forster resonance energy transfer from Znq2 and DCM thin films" Environ. Sci. Pollut. Res.36190630 (2023), 1-20 DOI: 10.1007/s11356-022-23217-z
2021
C. Koepke, K. Wiśniewski, M. Środa "Primary- and upconverted emission in the glass and glass-ceramics doped with Er3+ ions in the context of maximum phonons" J. Alloys Compd.883 (2021), 160785, 1-8 DOI: 10.1016/j.jallcom.2021.160785
2020
C. Koepke, K. Wiśniewski, M. Środa, M. Żelechower "Study on maximum phonons in selected glass and glass-ceramics doped with rare-earth ions. The optimal and neutral maximum phonon" J. Alloys Compd.825 (2020), 154091, 1-8 DOI: 10.1016/j.jallcom.2020.154091
2018
A. Zawadzka, K. Waszkowska, A. Karakas, P. Płóciennik, A. Korcala, K. Wiśniewski, M. Karakaya, B. Sahraoui "Diagnostic and control of linear and nonlinear optical effects in selected self-assembled metallophthalocyanine chlorides nanostructures" Dyes Pigm.157 (2018), 151-162 DOI: 10.1016/j.dyepig.2018.04.048
M. Makowski, M. Witkowski, W. Drozdowski, A. Wojtowicz, K. Wiśniewski, L.A. Boatner "Luminescence and Scintillation Properties of XPO4:Nd3+ (X = Y, Lu, Sc, La) Crystals" Opt. Mater.79 (2018), 273-278 DOI: 10.1016/j.optmat.2018.02.005
C. Koepke, Środa Marcin, K. Wiśniewski, Marczewska Agnieszka "Study of spectroscopic and thermal characterization of TeO2-Ga2O3 oxyfluoride (TGOF) glasses and glass-ceramics activated by Pr3+ ions. The role of phonons" J. Lumin.198 (2018), 171-177 DOI: 10.1016/j.jlumin.2018.02.026
C. Koepke, K. Wiśniewski, M. Żelechower, E. Czerska "The role of phonons in the luminescence characteristics of SICLOF oxyfluoride glass and glass-ceramic fibers doped with Er3+/Yb3+" J. Lumin.204 (2018), 278-283 DOI: 10.1016/j.jlumin.2018.08.035
2016
C. Koepke, M. Środa, A. Marczewska, K. Wiśniewski, P. Pichniarczyk "Studies of the spectroscopic properties of lead-gallium oxufluoride (LGOF) glasses and glass-ceramics activated by Pr3+ ions" J. Lumin.179 (2016), 139-145 DOI: 10.1016/j.jlumin.2016.06.037
2014
J. Mikulski, C. Koepke, K. Wiśniewski, B.V. Padlyak, V.T. Adamiv, Ya.V. Burak "Excited state characteristics of the Li2B4O7 and KLiB4O7 glasses activated by Cr3+ ions" Opt. Mater.38 (2014), 24-27 DOI: 10.1016/j.optmat.2014.09.024
Yu. Zorenko, V. Gorbenko, T. Zorenko, B. Kukliński, M. Grinberg, K. Wiśniewski, P. Bilski "Luminescent properties of Mn-doped Y3Al5O12 single crystalline films" Opt. Mater.36 (2014), 1680-1684 DOI: 10.1016/j.optmat.2014.01.013
2011
K. Wiśniewski, E. Mahlik, M. Grinberg, Hyo Jin Seo "Influence of high hydrostatic pressure on Eu2+ - luminescence in KMgF3:Eu2+ crystal" J. Lumin.131 (2011), 306-309 DOI: http://dx.doi.org/10.1016/j.jlumin.2010.10.020
Sebastian Mahlik, K. Wiśniewski, Marek Grinberg, Hyo Jin Seo "Low temperature luminescence of KMgF3:Eu2+ crystal" Opt. Mater.33 (2011), 996-999 DOI: 10.1016/j.optmat.2010.11.013
Marek Grinberg, Sebastian Mahlik, K. Wiśniewski, Hyo Jin Seo "New Eu2+ sites in KMgF3:Eu2+ crystal" J. Phys. Condens. Matter 23 (2011), 035404 DOI: 10.1088/0953-8984/23/3/035404
2010
Yurij V. Zorenko, Taras I. Voznyak, R. M. Turchak, A. G. Fedorov, K. Wiśniewski, Marek Grinberg " Luminescent and scintillation properties of CsI:Tl films grown by the liquid phase epitaxy method" Phys. Status Solidi A 207 (2010), 2344-2350 DOI: 10.1002/pssa.200925154
S.Mahlik, K. Wiśniewski, M.Grinberg, Hyo Jin Seo "Luminescence of LiBaF3 and KMgF3 doped with Eu2+" J. Non-Cryst. Solids356 (2010), 37-40 DOI: 10.1016/j.jnoncrysol.2010.05.020
C. Koepke, D. Piątkowski, K. Wiśniewski, Mira Naftaly "On competition between two types of anti-Stokes emission in Ho3+ and Nd3+ ions in glasses" J. Non-Cryst. Solids356 (2010), 435-440 DOI: 10.1016/j.jnoncrysol.2009.12.012
Wojciech M. Jadwisieńczak, K. Wiśniewski, Michael G. Spencer, Tiju Thomas, David C. Ingram "Optical properties, luminescence quenching mechanism and radiation hardness of Eu-doped GaN red powder phosphor" Radiat. Meas.45 (2010), 500-502 DOI: 10.1016/j.radmeas.2009.12.016
2009
C. Koepke, K. Wiśniewski, D. Piątkowski "Broadband (~300 nm) Optical Gain in the ZAS (ZrO2–Al2O3–SiO2) Glass Activated by Chromium" Opt. Mater.31 (2009), 537-540 DOI: 10.1016/j.optmat.2007.09.016
C. Koepke, K. Wiśniewski, D. Piątkowski, M. Malinowski "Competition between Two Types of Anti-Stokes Emission in Ho3+-Activated ZBLAN Glass" J. Phys. Condens. Matter 21 (2009), 035113-(1- DOI: 10.1088/0953-8984/21/3/035113
M. Różański, K. Wiśniewski, J. Szatkowski, C. Koepke, M. Środa "Effect of Thermal Treatment on Excited State Spectroscopy of Oxyfluoride Borosilicate Glass Activated by Pr3+ Ions" Opt. Mater.31 (2009), 548-553 DOI: 10.1016/j.optmat.2007.10.022
B.V. Padlyak, C. Koepke, D. Piątkowski, K. Wiśniewski, B. Kukliński "Excited State Absorption and Up-Conversion Luminescence of Ho3+ Centres in 3CaO-Ga2O3-3GeO2 Glass" J. Non-Cryst. Solids355 (2009), 1338-1341 DOI: 10.1016/j.jnoncrysol.2009.05.022
D. Piątkowski, K. Wiśniewski, C. Koepke, M. Naftaly "Excited State Absorption Spectroscopy of Nd3+ Activated Fluoroaluminate Glass – Experiment and Simulation" Opt. Mater.31 (2009), 541-547 DOI: 10.1016/j.optmat.2007.10.012
K. Wiśniewski, Wojciech M. Jadwisieńczak, Tiju Thomas, Michael G. Spencer "High pressure luminescence studies of europium doped GaN" J. Rare Earths27 (2009), 667-670
Sebastian Mahlik, K. Wiśniewski, Marek Grinberg, Richard S. Meltzer "Temperature and pressure dependence of the luminescence of Eu2+-doped fluoride crystals BaxSr1−xF2 (x = 0, 0.3, 0.5 and 1): experiment and model" J. Phys. Condens. Matter 21 (2009), 245601
2008
R. Lisiecki, W. Ryba-Romanowski, C. Koepke, K. Wiśniewski, D. Piątkowski "Excited State Absorption in Thulium Doped YVO4 Crystals" Appl. Phys. B 91 (2008), 65-70
D. Piątkowski, K. Wiśniewski, M. Różański, C. Koepke, M. Kaczkan, M. Klimczak, R. Piramidowicz, M. Malinowski "Excited State Absorption Spectroscopy of ZBLAN:Ho3+ Glass - Experiment and Simulation" J. Phys. Condens. Matter 20 (2008), 155201-1-155201-11 DOI: 10.1088/0953-8984/20/15/155201
D. Piątkowski, K. Wiśniewski, C. Koepke, R. Piramidowicz, M. Klimczak, M. Malinowski "Initial State-Resolved Excited State Absorption Spectroscopy of ZBLAN:Ho3+ Glass" Appl. Phys. B 93 (2008), 809-816
2006
C. Koepke, K. Wiśniewski, D. Dyl, M. Grinberg, M. Malinowski "Evidence for Existence of the Trapped Exciton States in Pr3+-Doped LiNbO3 Crystal" Opt. Mater.28 (2006), 137-142
C. Koepke, K. Wiśniewski, P. Turbak, A. Sobocińska, M. Naftaly "Influence of the Oxygen-Affected Sites on Decay Times in Pr3+-Activated Fluoroaluminate Glass" J. Lumin.116 (2006), 94-100
C. Koepke, K. Wiśniewski, Ł. Sikorski, D. Piątkowski, K. Kowalska, M. Naftaly "Upconverted Luminescence under 800 nm Laser Diode Excitation in Nd3+-Activated Fluoroaluminate Glass" Opt. Mater.28 (2006), 129-136
2003
M. Grinberg, B. Kukliński, K. Wiśniewski, C. Koepke, T. Łukasiewicz, J. Kisielewski, M. Swirkowicz, A. Suchocki "Spectroscopy of the LLGG crystals doped with chromium" J. Opt. Soc. Am. B: Opt. Phys.20 (2003), 577-584
2002
K. Wiśniewski, C. Koepke "Excited State Absorption in Materials Containing the Cr3+ and Cr4+ Ions" J. Alloys Compd.341 (2002), 349-352
C. Koepke, K. Wiśniewski, M. Grinberg "Excited State Spectroscopy of Chromium Ions in Various Valence States in Glasses" J. Alloys Compd.341 (2002), 19-27
C. Koepke, K. Wiśniewski, M. Grinberg, F. Rozpłoch "Excited state spectroscopy of the silica sol-gel glass activated by Cr5+ and Cr6+ ions" J. Phys. Condens. Matter 14 (2002), 11553-11572
C. Koepke, K. Wiśniewski, M. Naftaly "Optical spectroscopy and multiple line gain in Pr3+- activated fluoroaluminate glass" J. Phys. Condens. Matter 14 (2002), 6785-6799
2001
C. Koepke, K. Wiśniewski, M. Grinberg, A. Majchrowski, T.P.J. Han "Excited State Absorption in Chromium Doped Li2B4O7 Glass" J. Phys. Condens. Matter 13 (2001), 2701-2716