New Zintl Phase Yb10MgSb9 with High Thermoelectric Performance
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Energy Materials"
DOI: 10.1002/aenm.202300393
Abstract: Yb10MgSb9 is a new Zintl compound (with a composition closer to Yb10.5MgSb9) and a promising thermoelectric material first reported in this work. Undoped Yb10MgSb9 has an ultralow thermal conductivity due to crystallographic complexity and exhibits… read more here.
Keywords: high thermoelectric; zintl phase; zintl; new zintl ... See more keywords
Contradicting Influence of Zn Alloying on Electronic and Thermal Properties of a YbCd2Sb2‐Based Zintl Phase at 700 K
Sign Up to like & getrecommendations! Published in 2023 at "ChemistryOpen"
DOI: 10.1002/open.202200263
Abstract: Abstract Zintl compounds are promising thermoelectric materials for power generation as their electronic and thermal transport properties can be simultaneously engineered with anion/cation alloying. Recently, a peak thermoelectric figure‐of‐merit, zT, of 1.4 was achieved in… read more here.
Keywords: phase 700; transport properties; zintl phase; zintl ... See more keywords
Promising Zintl-Phase Thermoelectric Compound SrAgSb
Sign Up to like & getrecommendations! Published in 2020 at "Chemistry of Materials"
DOI: 10.1021/acs.chemmater.0c02317
Abstract: Zintl-phase thermoelectric materials have garnered a lot of attention because of their intrinsic electron-crystal and phonon-glass structures. In this work, a series of ZrBeSi-type Zintl-phase comp... read more here.
Keywords: phase thermoelectric; phase; zintl phase; thermoelectric compound ... See more keywords
Structural Complexity and Tuned Thermoelectric Properties of a Polymorph of the Zintl Phase Ca2CdSb2 with a Non-centrosymmetric Monoclinic Structure.
Sign Up to like & getrecommendations! Published in 2022 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.2c01354
Abstract: The Zintl phase Ca2CdSb2 was found to be dimorphic. Besides the orthorhombic Ca2CdSb2 (-o), here we report on the synthesis, the structural characterization, and the thermoelectric transport properties of its monoclinic form, Ca2CdSb2 (-m), and… read more here.
Keywords: monoclinic structure; structure; non centrosymmetric; ca2cdsb2 ... See more keywords
Synthesis of Type II Ge and Ge-Si Alloyed Clathrates Using Solid-State Electrochemical Oxidation of Zintl Phase Precursors.
Sign Up to like & getrecommendations! Published in 2022 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.2c01748
Abstract: Germanium clathrates with the type II structure are open-framework materials that show promise for various applications, but the difficulty of achieving phase-pure products via traditional synthesis routes has hindered their development. Herein, we demonstrate the… read more here.
Keywords: oxidation; phase precursors; synthesis type; zintl phase ... See more keywords
Thermoelectric Properties of Ba2-xEuxZnSb2, a Zintl Phase with One-Dimensional Covalent Chains.
Sign Up to like & getrecommendations! Published in 2023 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.2c04484
Abstract: The compound Ba2ZnSb2 has been predicted to be a promising thermoelectric material, potentially achieving zT > 2 at 900 K due to its one-dimensional chains of edge-shared [ZnSb4/2]4- tetrahedra and interspersed Ba cations. However, the… read more here.
Keywords: properties ba2; ba2 xeuxznsb2; xeuxznsb2 zintl; zintl phase ... See more keywords
Enhanced Average Thermoelectric Figure of Merit of p-Type Zintl Phase Mg2ZnSb2 via Zn Vacancy Tuning and Hole Doping.
Sign Up to like & getrecommendations! Published in 2020 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.0c09391
Abstract: Isoelectronic Zn substitution at the Mg site has been proved to be effective in regulating the carrier concentration of p-type Mg3Sb2 Zintl phase. However, the reported thermoelectric performance is still unsatisfactory compared with that of… read more here.
Keywords: type; vacancy; enhanced average; zintl phase ... See more keywords
Exploring the Promise of Multifunctional "Zintl-Phase-Forming" Electrolytes for Si-Based Full Cells.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c16420
Abstract: Li-M-Si ternary Zintl phases have gained attention recently due to their high structural stability, which can improve the cycling stability compared to a bulk Si electrode. Adding multivalent cation salts (such as Mg2+ and Ca2+)… read more here.
Keywords: phase forming; forming electrolytes; zintl phase; full cells ... See more keywords
Zintl Phase BaAgSb: Low Thermal Conductivity and High Performance Thermoelectric Material in Ab Initio Calculation
Sign Up to like & getrecommendations! Published in 2021 at "Chinese Physics Letters"
DOI: 10.1088/0256-307x/38/4/046301
Abstract: Thermoelectric materials are critical parts in thermal electric devices. Here, Zintl phase BaAgSb in space group of P63/mmc is reported as a promising thermoelectric material in density function theory. The anisotropic lattice thermal conductivity and… read more here.
Keywords: zintl phase; thermal conductivity; phase baagsb; thermoelectric material ... See more keywords
Covalent Si–H Bonds in the Zintl Phase Hydride CaSiH1+x (x ≤ 1/3)
Sign Up to like & getrecommendations! Published in 2019 at "Inorganics"
DOI: 10.3390/inorganics7090106
Abstract: The crystal structure of the Zintl phase hydride CaSiH≈4/3 was discussed controversially, especially with respect to the nature of the silicon-hydrogen interaction. We have applied X-ray and neutron powder diffraction as well as total neutron… read more here.
Keywords: zintl phase; hydrogen; casih1; phase hydride ... See more keywords