Spectroscopic properties and martensitic phase transition of Y4Al2O9: Ce single crystals under high pressure

Y Wang, R Hrubiak, S Turczyński, DA Pawlak… - Acta Materialia, 2019 - Elsevier
High pressure studies of monoclinic yttrium aluminum oxide single crystals (Y 4 Al 2 O 9-
YAM) doped with Ce 3+ ions grown by micro-pulling-down method are reported. The results …

Laser site-selective spectroscopy of Eu3+ ions doped Y4Al2O9

M Kaczkan, S Turczyński, DA Pawlak, M Wencka… - Optical Materials, 2016 - Elsevier
Abstract Eu 3+ doped Y 4 Al 2 O 9 (YAM) crystals were prepared by the micro-pulling down
method. Optical-absorption and laser-selective-excitation techniques along with the …

[HTML][HTML] Cooperative luminescence of Yb3+ ions in multisite YAM crystal

M Kaczkan, M Malinowski, A Suchocki… - Journal of …, 2024 - Elsevier
A series of Yb 3+-doped yttrium aluminum monoclinic Y 4 Al 2 O 9 (Yb: YAM) single crystals
with Yb 3+ ion concentrations of 0.1, 1, 5 and 10 at.% was grown by means of micro pulling …

[HTML][HTML] Temperature and concentration dependent luminescence of Yb3+ centers in YAM

M Kaczkan, M Malinowski, A Suchocki… - Journal of Alloys and …, 2020 - Elsevier
A series of Yb 3+-doped yttrium aluminum monoclinic Y 4 Al 2 O 9 (Yb: YAM) single crystals
with different Yb 3+ ion concentrations of 0.1, 1, 5 and 10 at.% have been grown by means …

Luminescence from the 5D1, 2, 3 excited states of Eu3+ in Y4Al2O9 crystal

M Kaczkan - Optical Materials, 2016 - Elsevier
The site-selective emission originating from 5 D 1, 2, 3 energy levels of Eu 3+ in Y 4 Al 2 O 9
(YAM) monoclinic bulk crystal is investigated. Energy and Stark splitting of excited states of …

Site-selective energy upconversion in Pr3+: Y4Al2O9

M Kaczkan, DA Pawlak, S Turczynski… - Journal of Alloys and …, 2017 - Elsevier
We investigated the 3 P 0 and 1 D 2 luminescence of Y 4 Al 2 O 9 (YAM) crystals activated
with Pr 3+ ions after excitation of the 1 D 2 level. Under cryogenic temperature four distinct …

[PDF][PDF] Multisite luminescence of rare earth ions doped Y4Al2O9 crystals

M Malinowski, M Kaczkan… - … Conference on Molecular …, 2017 - academia.edu
Over the past several years there has been an ongoing research for trivalent rare-earth
(RE3+) activated materials for optical amplifiers, lasers, phosphors and scintillators. Oxide …