The reduction of thermal conductivity in Cd and Sn co-doped Cu3SbSe4-based composites with a secondary-phase CdSe
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Science"
DOI: 10.1007/s10853-020-05586-3
Abstract: In this paper, we reported the enhanced thermoelectric properties of Cd and Sn dual-doped Cu3SbSe4-based material prepared by the vacuum melting combined with spark plasma sintering process. X-ray photoelectron spectroscopy studies revealed the presence of… read more here.
Keywords: cu3sbse4 based; doped cu3sbse4; thermal conductivity; secondary phase ... See more keywords
Adaptive Optics for Reduction of Thermal Blooming Effects by the Phase Compensation
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Russian Laser Research"
DOI: 10.1007/s10946-020-09894-6
Abstract: We study the employment of an adopted optics system for the reduction of thermal blooming effects by the phase correction of a 1.064 μ m laser. The energy concentration of the beam spot in the… read more here.
Keywords: thermal blooming; optics; blooming effects; reduction thermal ... See more keywords
Reduction of thermal conductivity in Al2O3 dispersed p-type bismuth antimony telluride composites
Sign Up to like & getrecommendations! Published in 2019 at "Materials Chemistry and Physics"
DOI: 10.1016/j.matchemphys.2019.05.023
Abstract: Abstract In this work, BiSbTe/Al2O3 composites were prepared by incorporation of alumina (with 2, 4, and 6 wt%) particles into the p-type Bi–Sb–Te gas atomized powders via mechanical milling and, subsequently consolidated by spark plasma sintering… read more here.
Keywords: al2o3 composites; bisbte al2o3; al2o3; thermal conductivity ... See more keywords
Reduction in thermal conductivity and electrical resistivity in Cu2SnSe3/Cu2Se composite thermoelectric system
Sign Up to like & getrecommendations! Published in 2019 at "Materials Research Bulletin"
DOI: 10.1016/j.materresbull.2019.110607
Abstract: Abstract A series of p-type Cu2SnSe3/xCu2Se (x = 0, 5, 10, 15, and 20 wt. %) composites were fabricated by spark plasma sintering, and the thermoelectric properties have been investigated in the temperature range 10–400 K. The crystal… read more here.
Keywords: cu2snse3; thermal conductivity; conductivity; cu2se ... See more keywords
Strong Reduction of Thermal Conductivity and Enhanced Thermoelectric Properties in CoSbS1-xSex Paracostibite
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/srep46630
Abstract: In order to reduce the thermal conductivity of CoSbS, a newly developed thermoelectric semiconductor, we have aimed at intentionally induce atomic disorder in its structure. This endeavor was guided by Density Functional Theory(DFT) calculations which… read more here.
Keywords: thermal conductivity; strong reduction; cosbs1 xsex; reduction thermal ... See more keywords
Assessment of the Aerodisk Size on Drag Reduction and Thermal Protection of High-Bluntness Vehicles at Hypersonic Speeds
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Aerospace Engineering"
DOI: 10.1061/(asce)as.1943-5525.0000707
Abstract: AbstractIn this paper, numerical simulations are performed to investigate the influence of aerodisk size on the drag reduction and thermal protection of highly blunted bodies flying at hypersonic s... read more here.
Keywords: aerodisk size; size drag; thermal protection; reduction thermal ... See more keywords
Reduction of the thermal conductivity of the thermoelectric material ScN by Nb alloying
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Applied Physics"
DOI: 10.1063/1.4993913
Abstract: ScN-rich (Sc,Nb)N solid solution thin films have been studied, motivated by the promising thermoelectric properties of ScN-based materials. Cubic Sc1-xNbxN films for 0 ≤ x ≤ 0.25 were epitaxially grown by DC reactive magnetron sputtering on a c-plane sapphire… read more here.
Keywords: thermal conductivity; scn; conductivity thermoelectric; reduction thermal ... See more keywords
Reduction of thermal conductivity in ferroelectric SrTiO3 thin films
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review Materials"
DOI: 10.1103/physrevmaterials.4.054002
Abstract: Bulk ${\mathrm{SrTiO}}_{3}$ is a quantum paraelectric in which an antiferrodistortive distortion below $\ensuremath{\approx}105$ K and quantum fluctuations at low temperature preclude the stabilization of a long-range ferroelectric state. However, biaxial mechanical stress, impurity doping, and… read more here.
Keywords: reduction; thin films; temperature; thermal conductivity ... See more keywords
Reduction of thermal effects in a 2.7-µm Er:Y2O3 ceramic laser with annular pumping.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.480430
Abstract: Reduction of thermal effects is a challenging aspect for power scaling of 2.7-µm bulk Er-lasers due to the large quantum defect when pumping at ∼ 0.97 µm. Here, we demonstrate that thermal effects in an… read more here.
Keywords: ceramic laser; effects y2o3; y2o3 ceramic; thermal effects ... See more keywords