Charge and phonon transport in PbTe-based thermoelectric materials
PbTe is a typical intermediate-temperature thermoelectric material, which has undergone
extensive developments and achieved excellent high thermoelectric performance. In this …
extensive developments and achieved excellent high thermoelectric performance. In this …
Enhancement of thermoelectric performance for n-type PbS through synergy of gap state and fermi level pinning
We report that Ga-doped and Ga–In-codoped n-type PbS samples show excellent
thermoelectric performance in the intermediate temperature range. First-principles electronic …
thermoelectric performance in the intermediate temperature range. First-principles electronic …
Designing band engineering for thermoelectrics starting from the periodic table of elements
Band engineering is an important experimental approach to increase the thermopower of
thermoelectric materials, whereas the underlying mechanism has been barely clarified. In …
thermoelectric materials, whereas the underlying mechanism has been barely clarified. In …
Dilute Sc/Y doping in SnTe for efficient charge transport modulation and high thermoelectric performance
As a highly potential environmental-friendly medium-temperature thermoelectric material,
pure SnTe exhibits relatively poor performance due to its intrinsic high carrier concentration …
pure SnTe exhibits relatively poor performance due to its intrinsic high carrier concentration …
Higher mobility in bulk semiconductors by separating the dopants from the charge-conducting band–a case study of thermoelectric PbSe
G JeffreyáSnyder - Materials Horizons, 2015 - pubs.rsc.org
In the rigid band approximation dopants in semiconductors only change the Fermi level and
carrier concentration such that different dopants are thought equivalent when fully ionized. In …
carrier concentration such that different dopants are thought equivalent when fully ionized. In …
Thermopower of thermoelectric materials with resonant levels: PbTe:Tl versus PbTe:Na and
B Wiendlocha - Physical Review B, 2018 - APS
Electronic transport properties of thermoelectric materials containing resonant levels are
discussed by analyzing the two best known examples: copper-nickel metallic alloy (Cu-Ni …
discussed by analyzing the two best known examples: copper-nickel metallic alloy (Cu-Ni …
Fermi level pinning in Fe-doped PbTe under pressure
EP Skipetrov, OV Kruleveckaya, LA Skipetrova… - Applied Physics …, 2014 - pubs.aip.org
We synthesize an iron-doped PbTe single-crystal ingot and investigate the phase and the
elemental composition as well as galvanomagnetic properties in weak magnetic fields (4.2 …
elemental composition as well as galvanomagnetic properties in weak magnetic fields (4.2 …
Theoretical understanding on band engineering of Mn-doped lead chalcogenides PbX (X= Te, Se, S)
Electronic structures of Mn-doped PbX (X= Te, Se, S) are investigated by first-principles
calculations. It is found that the Mn-doping in PbTe enlarges the band gap and increases the …
calculations. It is found that the Mn-doping in PbTe enlarges the band gap and increases the …
Galvanomagnetic properties and electronic structure of iron-doped PbTe
EP Skipetrov, OV Kruleveckaya… - Journal of Applied …, 2015 - pubs.aip.org
We synthesize an iron-doped PbTe single-crystal ingot and investigate the phase
composition and distribution of the iron impurity along the ingot as well as galvanomagnetic …
composition and distribution of the iron impurity along the ingot as well as galvanomagnetic …
[PDF][PDF] 热电材料的载流子迁移率优化
赵立东, 王思宁, 肖钰 - 金属学报, 2021 - researchgate.net
摘要热电材料是一种能将热能与电能直接相互转换的功能材料, 其热电转换效率由材料的平均
热电优值决定. 高热电优值要求材料同时具有高的电传输性能和低的热导率, 即“电子晶体 …
热电优值决定. 高热电优值要求材料同时具有高的电传输性能和低的热导率, 即“电子晶体 …