Decoupling the Chemical and Mechanical Strain Effect on Steering the CO2 Activation over CeO2-Based Oxides: An Experimental and DFT Approach
K Polychronopoulou, S AlKhoori… - … applied materials & …, 2022 - ACS Publications
Doped ceria-based metal oxides are widely used as supports and stand-alone catalysts in
reactions where CO2 is involved. Thus, it is important to understand how to tailor their CO2 …
reactions where CO2 is involved. Thus, it is important to understand how to tailor their CO2 …
Raman spectra of R2O3 (R—Rare earth) sesquioxides with C-type bixbyite crystal structure: A comparative study
Raman spectra of R 2 O 3 (R—Sc, Er, Y, Ho, Gd, Eu, and Sm) powders with C-type bixbyite
crystal structure are measured. With the help of these data and ones, previously published …
crystal structure are measured. With the help of these data and ones, previously published …
Hot pressing of Yb: Y2O3 laser ceramics with LiF sintering aid
S Balabanov, D Permin, T Evstropov, P Andreev… - Optical Materials, 2021 - Elsevier
Transparent ytterbium-doped yttria ceramics, 2 at.% Yb: Y 2 O 3, were fabricated by hot
uniaxial pressing in vacuum at 1550° C/50 MPa followed by a two-stage Hot Isostatic …
uniaxial pressing in vacuum at 1550° C/50 MPa followed by a two-stage Hot Isostatic …
Synthesis, spectroscopy, and efficient laser operation of “mixed” sesquioxide Tm:(Lu,Sc)2O3 transparent ceramics
A novel transparent 4.76 at.% Tm:(Lu_2/3Sc_1/3) _2O_3 “mixed” sequioxide ceramic is
synthesized by hot isostatic pressing (HIP) at 1800° C/195 MPa in an Ar atmosphere. Its …
synthesized by hot isostatic pressing (HIP) at 1800° C/195 MPa in an Ar atmosphere. Its …
Spectroscopy of thulium ions in solid-solution sesquioxide laser ceramics: inhomogeneous spectral line broadening, crystal-field engineering and C3i sites
We present a detailed spectroscopic study of Tm 3+ ions in stoichiometric and “mixed”(solid-
solution) cubic (C-type, sp. gr. Ia 3‾) sesquioxides R 2 O 3 (Rdouble bondY, Lu, Sc or their …
solution) cubic (C-type, sp. gr. Ia 3‾) sesquioxides R 2 O 3 (Rdouble bondY, Lu, Sc or their …
Density functional study of the phase stability and Raman spectra of Yb 2 O 3, Yb 2 SiO 5 and Yb 2 Si 2 O 7 under pressure
The phase stability and Raman spectra of Yb2O3, Yb2SiO5 and Yb2Si2O7 under
hydrostatic pressure are investigated using density functional theory calculations. The …
hydrostatic pressure are investigated using density functional theory calculations. The …
Fabrication, microstructure and mid-infrared luminescence of Er:(ScxY1-x) 2O3 transparent ceramics
R Maksimov, V Shitov, V Osipov, O Samatov… - Optical Materials, 2023 - Elsevier
Abstract Compositionally “mixed”(yttria-scandia) sesquioxide transparent ceramics doped
with erbium ions,∼ 7 at.% Er:(Sc x Y 1-x) 2 O 3 (where x= 0–0.445) were fabricated by …
with erbium ions,∼ 7 at.% Er:(Sc x Y 1-x) 2 O 3 (where x= 0–0.445) were fabricated by …
[HTML][HTML] Structural, spectroscopi c and laser properties of transparent Tm: YScO3 ceramic based on gas-phase synthesized nanoparticles
Owing to the combination of good thermo-optical properties and inhomogeneously
broadened fluorescence spectra suitable for ultrashort laser pulse generation, rare-earth …
broadened fluorescence spectra suitable for ultrashort laser pulse generation, rare-earth …
Spectroscopy and laser operation of highly-doped 10 at.% Yb:(Lu, Sc) 2O3 ceramics
Highly-doped “mixed” transparent sesquioxide ceramics, 10 at.% Yb:(Lu 2/3 Sc 1/3) 2 O 3,
are fabricated by vacuum sintering at 1700° C followed by hot isostatic pressing (HIPing) at …
are fabricated by vacuum sintering at 1700° C followed by hot isostatic pressing (HIPing) at …
Comparative study of Ho: Y2O3 and Ho: Y3Al5O12 transparent ceramics produced from laser-ablated nanoparticles
P Loiko, L Basyrova, R Maksimov, V Shitov… - Journal of …, 2021 - Elsevier
Abstract Ho: Y 2 O 3 and Ho: Y 3 Al 5 O 12 transparent ceramics are fabricated by vacuum
sintering at 1780° C for 20 h from laser-ablated nanopowders (Ho: Y 2 O 3 and Ho: Y 2 O 3+ …
sintering at 1780° C for 20 h from laser-ablated nanopowders (Ho: Y 2 O 3 and Ho: Y 2 O 3+ …