Ultrahigh Thermoelectric Performance by Electron and Phonon Critical Scattering in Cu2Se1‐xIx
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Cites background from "Ultrahigh Thermoelectric Performanc..."
...PbTe (129, 38, 130, 50, 131), PbSe (132, 133), PbS (134, 135, 61); Cu2Se (110, 67, 136, 112), Cu2S (137,...
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...The coupling of a continuous phase transition to charge-carrier transport led to an enhanced a and ZT in Ag-doped Cu2Se (68)....
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...Cu2Se is open-framework structured and a mixed electronic-ionic conductor above ~400 K, and the Cu diffusion channels host multiscale disorder forms that render a phonon-liquid-like behavior (110, 111)....
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...A. A. Olvera et al., Partial indium solubility induces chemical stability and colossal thermoelectric figure of merit in Cu2Se....
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...PbTe (129, 38, 130, 50, 131), PbSe (132, 133), PbS (134, 135, 61); Cu2Se (110, 67, 136, 112), Cu2S (137, 138); SnSe (97, 100–102), Mg3Sb2 (139), SiGe (140–142), BiCuSeO (143, 144), Bi2Te3 (58, 122, 49), Cu(In,Ga)Te2 (145,45, 146),CoSb3 (11, 147, 148), InSb (149, 150), andhalf-Heuslercompounds (151, 152, 107). benchmark material Bi2Te3 as an example, doping Sb on the Bi site and Se on the Te site led to high p-type and n-type performance, respectively....
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Cites background from "Ultrahigh Thermoelectric Performanc..."
...ZT of the current bulk thermoelectric materials as a function of year: the le before 1990s, Bi2Te3, PbTe and SiGe; the middle part elucidates that the ZTs were [20], nanoþamorphous-Bi2Te3 [21], nano-SiGe [22], nanostructural PbS [23]) a modulation doping (SiGe) [25,26]; the right part shows the high performance rea recently and characterized by low-cost, earth-abundant, and low thermal conductiv [31], Cu2S systems [32,33], SnS [34,35], Cu2Se systems [17,19,36,37], Half-Heus developed for nearly 200 years since the observation of the Seebeck effect in 1821, the development can be divided into three generations according to ZT values [5]....
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References
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