Modulation Doping Enables Ultrahigh Power Factor and Thermoelectric ZT in n‐Type Bi2Te2.7Se0.3
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Science"
DOI: 10.1002/advs.202201353
Abstract: Bismuth telluride‐based thermoelectric (TE) materials are historically recognized as the best p‐type (ZT = 1.8) TE materials at room temperature. However, the poor performance of n‐type (ZT≈1.0) counterparts seriously reduces the efficiency of the device.… read more here.
Keywords: type; modulation doping; power factor; type bi2te2 ... See more keywords
Sulfur simultaneously act as pore-forming agent and doping agent to improve the thermoelectric properties of Bi2Te2.7Se0.3
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2019.153384
Abstract: Abstract Constructing nanopores in the solid is considered as an effective mean for suppressing thermal conduction, nanoporous materials have shown a desired potential for thermoelectric application. Herein, a simple two-step method is employed to construct… read more here.
Keywords: sulfur simultaneously; forming agent; bi2te2 7se0; pore forming ... See more keywords
Thermoelectric Properties of Cu2Te Nanoparticle Incorporated N-Type Bi2Te2.7Se0.3
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15062284
Abstract: To develop highly efficient thermoelectric materials, the generation of homogeneous heterostructures in a matrix is considered to mitigate the interdependency of the thermoelectric compartments. In this study, Cu2Te nanoparticles were introduced onto Bi2Te2.7Se0.3 n-type materials… read more here.
Keywords: cu2te; type; cu2te nanoparticles; thermoelectric properties ... See more keywords
Geometrical Optimization and Transverse Thermoelectric Performances of Fe/Bi2Te2.7Se0.3 Artificially Tilted Multilayer Thermoelectric Devices
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13020233
Abstract: Transverse thermoelectric performance of the artificially tilted multilayer thermoelectric device (ATMTD) is very difficult to be optimized, due to the large degree freedom in device design. Herein, an ATMTD with Fe and Bi2Te2.7Se0.3 (BTS) materials… read more here.
Keywords: transverse thermoelectric; tilted multilayer; artificially tilted; bi2te2 7se0 ... See more keywords