Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Jarosław Komar"'
Publikováno v:
Materials, Vol 15, Iss 21, p 7651 (2022)
Novel ternary fluoro-germano-tellurite (GTS) glasses doped with Er3+ ions with 0.5 mol% and 1.0 mol% were fabricated by a conventional melt and quenching method and investigated using methods of optical spectroscopy. The room-temperature absorption s
Externí odkaz:
https://doaj.org/article/343c41667d1648ab9d957c9f95d3a404
Autor:
Radosław Lisiecki, Jarosław Komar, Bogusław Macalik, Michał Głowacki, Marek Berkowski, Witold Ryba-Romanowski
Publikováno v:
Materials, Vol 14, Iss 9, p 2370 (2021)
Optical absorption spectra and luminescence spectra were recorded as a function of temperature between 295 K and 800 K for single crystal samples of Gd2SiO5:Dy3+, Lu2SiO5:Dy3+, LiNbO3:Dy3+, and Gd3Ga3Al2O12:Dy3+ fabricated by the Czochralski method a
Externí odkaz:
https://doaj.org/article/f8bf4b89f26a49fabfa3dff8f6d742e7
Publikováno v:
Crystals, Vol 10, Iss 11, p 1034 (2020)
Crystals of LiNbO3 single-doped with Sm3+, Tb3+, or Dy3+ and crystal of LiTaO3 single-doped with Tb3+ were grown by the Czochralski method. Luminescence spectra and decay curves for LiNbO3 samples containing Sm3+ or Dy3+ ions were recorded at differe
Externí odkaz:
https://doaj.org/article/23f20070a2a249eba3c563f32275c2db
Autor:
Witold Ryba-Romanowski, B. Macalik, M. Głowacki, Marcin Sobczyk, Piotr Solarz, Radosław Lisiecki, Jarosław Komar
Publikováno v:
Journal of Alloys and Compounds. 789:409-415
Terbium ions in Gd3Ga3Al2O12 (GGAG) single crystal exhibit strong luminescence originated in the 5D3 and 5D4 multiplets. The decay time of the 5D3 state is 1072 μs and 724 μs at 5 K and 300 K, respectively. The time dependence of luminescence origi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b7eb263b95b01b79ad0f8b50ce95ef06
https://doi.org/10.1016/j.jallcom.2019.03.087
https://doi.org/10.1016/j.jallcom.2019.03.087
Autor:
Witold Ryba-Romanowski, Jarosław Komar, Piotr Solarz, Marek Berkowski, Radosław Lisiecki, M. Głowacki
Publikováno v:
Optical Materials. 88:492-499
Spectroscopic properties of Gd3Ga3Al2O12 (GGAG) single crystals co-doped with various configurations of (Eu + Tb); (Eu + Ce); (Tb + Ce) and (Eu+ Tb + Ce) ions have been investigated. The effect of distinct Ln3+ co-doping variations on luminescence of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::933e375c2c9cfa800055843bd9242e2a
https://doi.org/10.1016/j.optmat.2018.12.021
https://doi.org/10.1016/j.optmat.2018.12.021
Autor:
B. Macalik, M. Głowacki, Witold Ryba-Romanowski, Radosław Lisiecki, Jarosław Komar, Marek Berkowski
Publikováno v:
Materials
Volume 14
Issue 9
Materials, Vol 14, Iss 2370, p 2370 (2021)
Volume 14
Issue 9
Materials, Vol 14, Iss 2370, p 2370 (2021)
Optical absorption spectra and luminescence spectra were recorded as a function of temperature between 295 K and 800 K for single crystal samples of Gd2SiO5:Dy3+, Lu2SiO5:Dy3+, LiNbO3:Dy3+, and Gd3Ga3Al2O12:Dy3+ fabricated by the Czochralski method a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::83f8c2d6145bc6271bde60e406d7fb1e
Publikováno v:
Crystals; Volume 10; Issue 11; Pages: 1034
Crystals, Vol 10, Iss 1034, p 1034 (2020)
Crystals, Vol 10, Iss 1034, p 1034 (2020)
Crystals of LiNbO3 single-doped with Sm3+, Tb3+, or Dy3+ and crystal of LiTaO3 single-doped with Tb3+ were grown by the Czochralski method. Luminescence spectra and decay curves for LiNbO3 samples containing Sm3+ or Dy3+ ions were recorded at differe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1398ba1c8e8a0875e5bb6574a2046a39
Autor:
Piotr Solarz, M. Głowacki, Jarosław Komar, Marek Berkowski, R. Lisiecki, Witold Ryba-Romanowski, Robert Kowalski, B. Macalik
Publikováno v:
The Journal of Physical Chemistry C. 122:13061-13071
Single crystals of Gd3Al2.5Ga2.5O12, single-doped with Pr3+ ions and double-doped with Pr3+ and Yb3+ ions, were fabricated by the Czochralski technique. Transition intensities and relaxation dynamics of Pr3+ ions were determined employing the Judd–
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8ac72c4e3b5200bdecca64350c73eea5
https://doi.org/10.1021/acs.jpcc.8b03441
https://doi.org/10.1021/acs.jpcc.8b03441
Publikováno v:
Journal of Alloys and Compounds. 740:1165-1171
The CsCaI3 single crystals doped with Tm2+ were grown by Bridgman technique. Divalent thulium luminescence related to the 4f13-4f13 intra-configurational and 4f125d1-4f13 inter-configurational transitions were analyzed as a function of temperature. E
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::36d2f1050fc5c39321826975b1e21986
https://doi.org/10.1016/j.jallcom.2018.01.058
https://doi.org/10.1016/j.jallcom.2018.01.058
Publikováno v:
Journal of Luminescence. 192:77-84
Single crystals of Gd 3 Al 2.5 Ga 2.5 O 12 (GAGG) doped with Tm 3+ ions and co-doped with Ho 3+ and Tm 3+ ions were grown by the Czochralski technique and investigated employing methods of optical spectroscopy. The room temperature absorption spectra
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3246da7ac628fa4886e8cb4ce4ca50f2
https://doi.org/10.1016/j.jlumin.2017.05.081
https://doi.org/10.1016/j.jlumin.2017.05.081