Realizing Bi-doped α-Cu2Se as a promising near-room-temperature thermoelectric material
Sign Up to like & getrecommendations! Published in 2019 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2019.04.081
Abstract: Abstract Copper selenide (Cu2Se) has been extensively studied as an eco-friendly thermoelectric candidate owing to the outstanding thermoelectric performance of its high-temperature β-phase. In this study, we propose that α-Cu2Se is also a promising thermoelectric… read more here.
Keywords: temperature; room temperature; cu2se; thermoelectric material ... See more keywords
High thermoelectric performance in Cu2Se/CDs hybrid materials
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2019.152204
Abstract: Abstract By embedding organic compound carbon nanodots (CDs) into the inorganic compound Cu2Se, a series of Cu2Se + x wt% CDs (x = 0, 0.2, 0.4, 0.6, and 0.8) nanopowders are obtained through hydrothermal synthesis and then carried out… read more here.
Keywords: high thermoelectric; thermal conductivity; cu2se; carbon nanodots ... See more keywords
Facile synthesis of 3D/2D Cu2Se cauliflower/CuS nanosheets composite as a binder-free electrode for high-performance asymmetric solid-state supercapacitors
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2020.156241
Abstract: Abstract In this work, we demonstrate a facile, binder-free technique to fabricate 3D Cu2Se nano-cauliflower with 2D CuS nanosheets as a composite on Ni foam by co-electrodeposition technique for high-performance solid-state supercapacitor. The morphology of… read more here.
Keywords: solid state; cus; binder free; cu2se ... See more keywords
Thermoelectric performance of Cu2Se doped with rapidly synthesized gel-like carbon dots
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2020.157916
Abstract: Abstract As an earth-abundant, inexpensive and non-toxic compound, Copper Selenide (Cu2Se) is a frequently investigated material for thermoelectric (TE) conversion applications. In this research, stoichiometric Cu2Se compounds were systematically doped with gel-like Carbon Dots (CDs),… read more here.
Keywords: gel like; carbon dots; like carbon; cu2se ... See more keywords
In-situ formed nano-pore induced by Ultrasonication boosts the thermoelectric performance of Cu2Se compounds
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.160639
Abstract: Abstract Herein, we reported an enhanced ZT value of 1.71 is achieved via in-situ formed nano-pore. The nano-pore is mainly in-situ formed by a combination method with self-propagating high temperature synthesis, ultrasonic treatment and spark… read more here.
Keywords: nano pore; formed nano; cu2se; situ formed ... 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
Highly infiltrative micro-sized Cu2Se as advanced material with excellent rate performance and ultralong cycle-life for sodium ion half/full batteries
Sign Up to like & getrecommendations! Published in 2021 at "Materials Today Physics"
DOI: 10.1016/j.mtphys.2021.100422
Abstract: Abstract Appropriate material is the key to improve the energy and power density of sodium ion batteries. Herein, monoclinic Cu2Se is acquired by a facile one-pot solid method using Cu foil and Se power as… read more here.
Keywords: performance; sodium ion; density; cu2se ... See more keywords
Structural and optical properties of Cu2Se/Yb/Cu2Se thin films
Sign Up to like & getrecommendations! Published in 2019 at "Results in Physics"
DOI: 10.1016/j.rinp.2018.11.099
Abstract: Abstract In this study, two stacked layers of Cu2Se are nanosandwiched with 50 nm thick Yb slab. The films which are prepared by the thermal evaporation technique under vacuum pressure of 10–5 mbar are examined by… read more here.
Keywords: thin films; cu2se thin; properties cu2se; structural optical ... See more keywords
Size-ControlledAu–Cu2SeCore–Shell Nanoparticles and TheirThermoelectric Properties
Sign Up to like & getrecommendations! Published in 2020 at "ACS Applied Materials & Interfaces"
DOI: 10.1021/acsami.0c08149.s001
Abstract: One promising approach to improving thermoelectric energy conversion is to use nanostructured interfaces that enhance Seebeck coefficient while reducing thermal conductivity. Here, we synthesized Au–Cu2Se core–shell nanoparticles with different shell thicknesses by controlling the precursor… read more here.
Keywords: core shell; shell nanoparticles; size; cu2se ... See more keywords
Thermoelectric Properties of Strained β-Cu2Se.
Sign Up to like & getrecommendations! Published in 2021 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.1c08686
Abstract: In recent years, the high-temperature phase of Cu2Se, namely, β-Cu2Se, has attracted increasing attention due to its outstanding thermoelectric efficiency. The Cu ions in β-Cu2Se show a distinct ion-liquid behavior between the framework of a… read more here.
Keywords: thermoelectric properties; type cu2se; cu2se; properties strained ... See more keywords
Compression Induced Deformation Twinning Evolution in Liquid-Like Cu2Se.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c00437
Abstract: For practical applications of copper selenide (Cu2Se) thermoelectric (TE) materials with liquid-like behavior, it is essential to determine the structure-property relations as a function of temperature. Here, we investigate β-Cu2Se structure evolution during uniaxial compression… read more here.
Keywords: liquid like; deformation twinning; cu2se; compression ... See more keywords