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
Enhancing Thermoelectric Performance of TiNiSn Half-Heusler Compounds via Modulation Doping
Sign Up to like & getrecommendations! Published in 2017 at "Chemistry of Materials"
DOI: 10.1021/acs.chemmater.7b02685
Abstract: MNiSn (M = Ti, Zr, and Hf) half-Heusler (HH) compounds are widely studied n-type thermoelectric (TE) materials for power generation. Most studies focus on Zr- and Hf-based compounds due to their high thermoelectric performance. However,… read more here.
Keywords: heusler compounds; modulation; modulation doping; half heusler ... See more keywords
Modulation Doping: A Strategy for 2D Materials Electronics.
Sign Up to like & getrecommendations! Published in 2021 at "Nano letters"
DOI: 10.1021/acs.nanolett.1c02192
Abstract: It remains a remarkable challenge to develop practical techniques for controllable and nondestructive doping in two-dimensional (2D) materials for their use in electronics and optoelectronics. Here, we propose a modulation doping strategy, wherein the perfect… read more here.
Keywords: doping strategy; modulation doping; strategy materials; strategy ... See more keywords
Remote modulation doping in van der Waals heterostructure transistors
Sign Up to like & getrecommendations! Published in 2021 at "Nature Electronics"
DOI: 10.1038/s41928-021-00641-6
Abstract: Doping is required to modulate the electrical properties of semiconductors but introduces impurities that lead to Coulomb scattering, which hampers charge transport. Such scattering is a particular issue in two-dimensional semiconductors because charged impurities are… read more here.
Keywords: modulation; van der; modulation doping; der waals ... See more keywords
Effect of modulation p-doping level on multi-state lasing in InAs/InGaAs quantum dot lasers having different external loss
Sign Up to like & getrecommendations! Published in 2017 at "Applied Physics Letters"
DOI: 10.1063/1.5004268
Abstract: The influence of the modulation p-doping level on multi-state lasing in InAs/InGaAs quantum dot (QD) lasers is studied experimentally for devices having various external losses. It is shown that in the case of short cavities… read more here.
Keywords: state; modulation doping; level; external loss ... See more keywords
Highly efficient modulation doping: A path toward superior organic thermoelectric devices
Sign Up to like & getrecommendations! Published in 2022 at "Science Advances"
DOI: 10.1126/sciadv.abl9264
Abstract: We investigate the charge and thermoelectric transport in modulation-doped large-area rubrene thin-film crystals with different crystal phases. We show that modulation doping allows achieving superior doping efficiencies even for high doping densities, when conventional bulk… read more here.
Keywords: modulation; highly efficient; path toward; modulation doping ... See more keywords