Results 61 to 70 of about 49,295 (250)

Bis[(4-methylphenyl)ethynyl] telluride

open access: yesActa Crystallographica Section E, 2010
The tellurium atom in the title bis-ethynyl telluride, Te(C9H7)2 or C18H14Te, is located on a crystallographic twofold axis, the C—Te—C angle being 92.23 (15)°.
Hélio A. Stefani   +4 more
doaj   +1 more source

Synthesis and thermoelectric characterization of Bi2Te3 nanoparticles

open access: yes, 2009
We report a novel synthesis for near monodisperse, sub-10-nm Bi2Te3 nanoparticles. At first, a new reduction route to bismuth nanoparticles is described which are applied as starting materials in the formation of rhombohedral Bi2Te3 nanoparticles.
Bos   +19 more
core   +1 more source

Toward Energy Efficient Electrochemical Valorization of Waste Nitrate and Sulfide

open access: yesAdvanced Materials, EarlyView.
This work introduces an integrated electrochemical strategy couples nitrate reduction with sulfide oxidation for energy‐efficient wastewater valorization. A Cu‐Co dual‑site catalyst, engineered for close proximity, promotes *NO2 relay and subsequently NH3 formation, enabling the system to operate at substantially reduced cell voltages and produce high ...
Bihao Hu   +5 more
wiley   +1 more source

Thermal Conductivity Mechanisms in Compressed Thermoelectric Materials Based on A4B6 Compounds

open access: yesФізика і хімія твердого тіла, 2018
The factors influencing the value of the thermal conductivity coefficient of thermoelectric materials based onlead telluride obtained by powder pressing method have been analyzed.
Volodymyr Prokopiv   +6 more
doaj   +1 more source

tellurides

open access: yes, 2014
Citation: 'tellurides' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.T06257 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Integrated Lead/Iodine Management for Sustainable Perovskite Solar Modules

open access: yesAdvanced Materials, EarlyView.
Perovskite solar modules face environmental risks from lead and iodine leakage. A dual‐function adsorbent—porphyrin‐modified whitlockite nanocomposites—effectively captures iodine and Pb2+, even under severe damage. Combined with a semi‐closed recycling process, it recovers 96.9% high‐purity PbI2 and reduces residual Pb2+ to <10 ppb, offering an ...
Guo‐Bin Xiao   +6 more
wiley   +1 more source

Characterisation of gold from Fiji [PDF]

open access: yes, 1995
This is a study of the variation in chemistry and inclusion mineralogy of bedrock and placer gold from Fiji. It forms part of a large project, undertaking gold characterisation from a wide range of geological environments in Ecuador, Zimbabwe ...
Henney, P.J., Naden, Jon
core  

Gauge invariance and mass gap in (2+1)-dimensional Yang-Mills theory [PDF]

open access: yes, 1996
In terms of a gauge-invariant matrix parametrization of the fields, we give an analysis of how the mass gap could arise in non-Abelian gauge theories in two spatial dimensions.Comment: 10 pages, Plain TeX, talk presented at the Workshop on Low ...
Karabali, Dimitra, Nair, V. P.
core   +2 more sources

Field‐Free, Deterministic Giant Spin‐Orbit Torque Switching of 1.3 T Perpendicular Magnetization With Symmetry‐Lifted Topological Surface States

open access: yesAdvanced Materials, EarlyView.
We show a giant, bias‐field free, deterministic, spin‐orbit‐torque switching of perpendicular hard magnets with HC over 1.3 T. By combining the three‐fold 3m symmetry from topological insulator surface states with the rectangular mm2 symmetry from the 2 x 1 intercalation in Cr3Te4, the interface symmetry is significantly reduced into a unidirectional m
He Ren   +6 more
wiley   +1 more source

Theoretical and Experimental Study on the Permittivity of CdTe in the Terahertz Band

open access: yesLeida xuebao, 2018
The phonon dispersion spectrum, eigenvector, and lattice vibration frequency of cadmium telluride with a zinc blende structure have been investigated using the density functional theory, and the permittivity of cadmium telluride crystal is numerically ...
Sun Wang   +3 more
doaj   +1 more source

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