Infrared laser stimulated broadband white emission of transparent Cr: YAG ceramics obtained by solid state reaction sintering

MA Chaika, R Tomala, W Strek - Optical Materials, 2021 - Elsevier
In the present work, the Light Induced White Emission (LIWE) was investigated as one of the
sources of laser loss in transparent Cr: YAG ceramics. We have found that transparent Cr …

[HTML][HTML] Surface related white light emission in Yb2O3 transparent nanoceramics

M Chaika, S Balabanov, W Strek - Materials Research Bulletin, 2023 - Elsevier
Laser-induced white light emission (LIWE) was observed for transparent Yb 2 O 3 ceramics
under a focused CW infrared irradiation. LIWE intensity was not stable, and interaction of the …

Laser induced broadband Vis and NIR emission from Yb: YAG nanopowders

M Chaika, R Tomala, W Strek - Journal of Alloys and Compounds, 2021 - Elsevier
The laser induced broadband emission (LIBE) of (Yb x Y 1− x) 3 Al 5 O 12 nanocrystals was
investigated in vacuum using the focused infrared laser beam. The samples were prepared …

An efficient perovskite-type Rb2CaPO4F: Eu2+ phosphor with high brightness towards closing the cyan gap

R Zhang, JF Sun - Journal of Alloys and Compounds, 2021 - Elsevier
Along with the development of versatile trichromatic phosphors, the phosphors bridging the
cyan gap between blue and green light have been an ongoing focus in simulating the full …

Laser induced broad band white emission from transparent Cr4+: YAG ceramics: Origin of broadband emission

M Chaika, W Strek - Journal of Luminescence, 2021 - Elsevier
Laser-induced white (light) emission was observed from transparent Cr 4+: YAG ceramics
irradiated with a focused continuous wave beam of light from an infrared laser diode. The …

A new thermal degradation mechanism of red Sr2Si5N8: Eu phosphor: From the view of microstructural evolution

X Yang, XJ **ng, YF Liu, CH Mu, H Van Bui, ZW Zhang… - Optical Materials, 2021 - Elsevier
Nitride red phosphors of Sr 2 Si 5 N 8: Eu 2+ are synthesized in mild conditions and exhibit
excellent luminescence properties; yet, the occurrence of thermal degradation results in a …

Microstructure evolution and tribological behavior of the laser in-situ synthesized ceramics reinforced CoFH alloy-based composite coating on the 304 stainless steel

O Chunsheng, L Yingshe, L **u-Bo, O Tao… - Tribology …, 2024 - Elsevier
The poor tribological behavior of 304 stainless steel (SUS 304) strictly limits its application
as rolling bearings, so CoFH alloy-based composite coating with the addition of 10 wt% and …

Surface related NIR laser induced anti-Stokes emission from 2-D WS2 and MoS2

M Chaika, G Dovbeshko, R Tomala, V Boiko… - Optics & Laser …, 2023 - Elsevier
The broadband emission in the range from Vis to NIR (known as LIWE or laser-induced
white emission) was previously discovered for samples under NIR excitation in vacuum …

Broadband Laser-Induced Luminescence Generated in the Visible and Near-Infrared Ranges from Nontransparent CsPbCl3:Yb3+ Perovskite Ceramics

M Stefanski, R Tomala, W Strek - The Journal of Physical …, 2023 - ACS Publications
All inorganic perovskites with the general formula ABX3 (A= alkaline cation, B= lead ions,
and X= halide anion) in the form of colloids have become very popular in recent years due to …

Graphene quantum dots from partially unzipped multi-walled carbon nanotubes: promising materials for oxygen electrodes

MO Danilov, SS Fomanyuk… - Journal of The …, 2021 - iopscience.iop.org
Photoluminescent graphene quantum dots (GQDs) the one-or two-layer graphene
nanoparticles 1.5–3 nm in size with a blue emission have been obtained from …