Reactor irradiation pbte bi2te3 and znsb
WebMay 8, 2024 · Intrinsic Bi 2 Te 3 is a representative thermoelectric (TE) material with high performance at low temperature, which enables applications for electronic cooling. However, antisite defects easily form in p-type Bi 2 Te 3, resulting in the difficulty of further property enhancement.In this work, the formation energy of native point defects in Bi 2 Te 3 … WebMar 1, 2002 · In conclusion, our results show the suitability of Bi 2 Te 3 - and PbTe-based superlattice structures for highly efficient thin film thermoelectric applications. In both material systems, ZT-values of homogeneous epitaxial …
Reactor irradiation pbte bi2te3 and znsb
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WebJun 14, 2014 · @article{osti_1162203, title = {Emulation of reactor irradiation damage using ion beams}, author = {Was, G. S. and Jiao, Z. and Getto, E. and Sun, K. and Monterrosa, A. M. and Maloy, S. A. and Anderoglu, O. and Sencer, B. H. and Hackett, M.}, abstractNote = {The continued operation of existing light water nuclear reactors and the development of … WebNov 25, 2024 · Bi 2 S 3 nanoprecipitate formation and crystallization transition could effectively stimulate the p–n conduction transition. Upon annealing, pure Sb 2 Te 3 partially crystallizes from the as-deposited state, which exhibits …
WebMay 8, 2013 · We demonstrate the rational solution-phase synthesis of compositional modulated telluride nanowire heterostructures containing lead telluride (PbTe) and bismuth telluride (Bi2Te3). By tuning the ratio between PbTe and Bi2Te3 through adjusting the amount of critical reactants and precursors during the synthesis, the influence of …
WebIncreases in the electrical resistivity for irradiated n type PbTe and Bi/sub 2/Te/sub 3/ were found to anneal at temperatures below 200 deg C. Measurements of the electrical resistivity and Seebeck coefficient as a function of temperature for irradiated and unirradiated samples cut from the same ingot are given for all materials except p type … WebDespite this, existing thermoelectric modules, particularly for recovering low-grade but abundant heat of <600 K, have been limited to Bi 2 Te 3 alloys in both p- and n-type …
WebDespite this, existing thermoelectric modules, particularly for recovering low-grade but abundant heat of <600 K, have been limited to Bi 2 Te 3 alloys in both p- and n-type conductors for more than half a century. These Bi 2 Te 3 -based modules have remained stagnant with a poor efficiency of <7%.
WebBuilding materials that are made up of sandstone, concrete, brick, natural stone, gypsum, and granite are highly unlikely to contain radioactive material that will increase radiation … how to replace zipper stopWebSep 1, 2016 · Only the peaks of ZnSb are visible for the samples 1–2–3 whereas for the sample 4 additional peaks of Zn 4 Sb 3 are visible. The crystallite size was determined to be around 40–50 nm for all samples with 20 h of milling (See Table 2 ). Download : Download high-res image (203KB) Download : Download full-size image Fig. 2. northborough oil pricesWebAug 13, 2014 · In this report, we show that a remarkably high ZT of ∼1.9 can be achieved at 773 K in Ge0.87Pb0.13Te upon the introduction of 3 mol % Bi2Te3. Bismuth telluride promotes the solubility of PbTe in the GeTe matrix, thus leading to a significantly reduced thermal conductivity. how to replace zincs on boatWebJan 8, 2024 · The Seebeck coefficient of both Sb 2 Te 3 and PbTe is much smaller than Bi 2 Te 3 in the low temperature range 30,31,32, resulting in the highest amount of H 2 O 2 … how to replace zone valve headWebJun 1, 2024 · Bi2Te3 is a benchmark thermoelectric material suitable for near room temperature device applications. It wields unique properties at nanometer level from its … how to replant a bamboo plantWebJan 1, 2024 · Bi2Te3 nanoparticles, nanoplates, nanoflowers and nanotubes were obtained at different pH ranges. Based on the XRD, FESEM, EDAX and HRTEM observations, a … northborough oral surgery maWebAbstract. The alloys Nb-1Zr and PWC-11 (Nb-1Zr-0.1C) were selected as prime candidate alloys for the SP-100 reactor. Since the mechanical properties of niobium alloys irradiated to end-of-life exposure levels of about 2 x 10SW neutrons/mS (E > 0.1 MeV) at temperatures above 1300 K were not available, an irradiation experiment (B-350) in EBR-II was conducted. northborough oral surgeon