Luminescence properties of different Eu sites in LiMgPO4: Eu2+, Eu3+

A Baran, S Mahlik, M Grinberg, P Cai… - Journal of Physics …, 2014 - iopscience.iop.org
The effect of temperature on the luminescence properties of LiMgPO 4 doped with Eu 3+
and Eu 2+ are presented. Depending on the excitation wavelength, luminescence spectra …

Influence of charge transfer state on Eu3+ luminescence in LaAlO3, by high pressure spectroscopy

M Behrendt, S Mahlik, M Grinberg, D Stefańska… - Optical Materials, 2017 - Elsevier
The contribution presents spectroscopic characterization of LaAlO 3 doped with 0.5 mol%.
Eu 3+. We measured steady state luminescence, luminescence excitation spectra, as well …

Spectroscopic properties and location of the Tb 3+ and Eu 3+ energy levels in Y 2 O 2 S under high hydrostatic pressure

M Behrendt, S Mahlik, K Szczodrowski… - Physical Chemistry …, 2016 - pubs.rsc.org
In this contribution, an extensive spectroscopic study of Y2O2S doped with Eu3+ and Tb3+
is presented. Steady-state luminescence and luminescence excitation spectra as well as the …

Energy levels in CaWO 4: Tb 3+ at high pressure

S Mahlik, E Cavalli, M Amer… - Physical Chemistry …, 2015 - pubs.rsc.org
The luminescence properties of Tb3+ in CaWO4 crystals are investigated under a
hydrostatic pressure of up to 200 kbar, ie across scheelite-to-fergusonite phase transition. It …

High-Pressure Effect in Vis–NIR Emission of Sm3+-Doped GeO2–PbO Glasses

A Herrera, GM Azevedo… - The Journal of Physical …, 2017 - ACS Publications
Spectroscopic and structural properties of GeO2–PbO glasses doped with Sm3+ ion were
investigated before and after densification at 7.7 GPa using X-ray difraction, Raman …

Comparison of quenching mechanisms in Gd 3 Al 5− x Ga x O 12: Ce 3+(x= 3 and 5) garnet phosphors by photocurrent excitation spectroscopy

T Lesniewski, S Mahlik, K Asami, J Ueda… - Physical Chemistry …, 2018 - pubs.rsc.org
In this work we present the results of photocurrent excitation spectroscopy (PCE) of
Gd3Al2Ga3O12: Ce3+ (GAGG: Ce3+) and Gd3Ga5O12: Ce3+ (GGG: Ce3+) performed at …

Effect of High Pressure in the Luminescence of Pr3+-Doped Ge2O–PbO Glass Containing Au Nanoparticles

A Herrera, NM Balzaretti - The Journal of Physical Chemistry C, 2018 - ACS Publications
In this paper, the combined effect of gold nanoparticles and high-pressure densification on
the luminescence of Pr3+-doped heavy metal GeO2–PbO photonic glass was investigated …

Experimental and first-principles studies of high-pressure effects on the structural, electronic, and optical properties of semiconductors and lanthanide doped solids

MG Brik, S Mahlik, D Jankowski, P Strak… - Japanese Journal of …, 2017 - iopscience.iop.org
In this paper we present a broad overview of our recent experimental and theoretical results
obtained for different types of materials: CdTe and CuGa 1− x In x S 2 chalcopyrite …

High-Pressure Study of Phosphors Emission

S Mahlik - Phosphor Handbook, 2022 - api.taylorfrancis.com
The rapid development of technology requires either searching for entirely new materials or
adapting existing ones that work with new and more demanding applications. To efficiently …

Principles of Energetic Structure and Excitation-Energy Transfer Based on High-Pressure Measurements

M Grinberg - Phosphors, Up Conversion Nano Particles, Quantum …, 2017 - Springer
In this chapter, we summarize recent accomplishments in the area of high-pressure
luminescence spectroscopy of phosphor materials. The effect of pressure on the …