-
Article
Erratum to: Optimizing thermal conduction in bulk polycrystalline SrTiO3−δ ceramics via oxygen non-stoichiometry - ERRATUM
The correct affiliation is as follows: Materials Science and Engineering, King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Saudi Arabia
-
Article
Optimizing thermal conduction in bulk polycrystalline SrTiO3−δ ceramics via oxygen non-stoichiometry
while SrTiO3 exhibits promising electronic transport properties, its high thermal conductivity (κ) is detrimental for its use as a thermoelectric material. Here, we investigate the influence of oxygen non-stoichi...
-
Article
Theoretical investigations of electrical transport properties in CoSb3 skutterudites under hydrostatic loadings
CoSb3-based skutterudites have been a benchmark mid-temperature thermoelectric material under intensive experimental and theoretical studies for decades. Do** and filling, to the first order, alter the crystal ...
-
Article
Half-Heusler Alloys for Efficient Thermoelectric Power Conversion
Half-Heusler (HH) phases (space group F43m, Clb) are increasingly gaining attention as promising thermoelectric materials in view of their thermal stability and environmental benignity as well as efficient power ...
-
Article
Introduction
-
Article
High temperature thermoelectric properties of BaxYbyFe3CoSb12 p-type skutterudites
Double-filled high Fe content skutterudites, BaxYbyFe3CoSb12 (x + y = 1), were synthesized to investigate their high temperature transport properties. Both their phase and stoichiometry were characterized by powd...
-
Article
High-temperature thermoelectric properties of p-type skutterudites Ba0.15Yb x Co3FeSb12 and Yb y Co3FeSb9As3
Two series of p-type polycrystalline skutterudites, Ba0.15Yb x Co3FeSb12 and Yb y Co3FeSb9As3 with varying Yb concentrations, were synthesized b...
-
Article
Open AccessPreferential Scattering by Interfacial Charged Defects for Enhanced Thermoelectric Performance in Few-layered n-type Bi2Te3
Over the past two decades several nano-structuring methods have helped improve the figure of merit (ZT) in the state-of-the art bulk thermoelectric materials. While these methods could enhance the thermoelectric ...
-
Article
Thermoelectric Properties of Li-Intercalated ZrSe2 Single Crystals
Zirconium diselenide (ZrSe2) is one of many members of the layer-structured transition-metal dichalcogenide family. The structure of these materials features a weakly bonded van der Waals gap between covalently b...
-
Article
Transport Properties of Bulk Thermoelectrics: An International Round-Robin Study, Part II: Thermal Diffusivity, Specific Heat, and Thermal Conductivity
For bulk thermoelectrics, improvement of the figure of merit ZT to above 2 from the current values of 1.0 to 1.5 would enhance their competitiveness with alternative technologies. In recent years, the most signif...
-
Article
High performance Bi2Te3 nanocomposites prepared by single-element-melt-spinning spark-plasma sintering
The last decade has witnessed nanocomposites becoming a new paradigm in the field of thermoelectric (TE) research. At its core is to prepare high performance TE nanocomposites, both p- and n-type, in a time and e...
-
Article
Transport Properties of Bulk Thermoelectrics—An International Round-Robin Study, Part I: Seebeck Coefficient and Electrical Resistivity
Recent research and development of high-temperature thermoelectric materials has demonstrated great potential for converting automobile exhaust heat directly into electricity. Thermoelectrics based on classic ...
-
Article
Thermoelectric behaviour of p- and n- type Ti-Ni-Sn half Heusler alloy variants and their amorphous equivalents
Ti-Ni-Sn type half-Heusler alloys which have the versatility to be either p- or n-type depending on the type of substitution, have been synthesized and investigated in the present work. The added advantage of ...
-
Article
Miscibility gap and thermoelectric properties of ecofriendly Mg2Si1−xSnx (0.1 ≤ x ≤ 0.8) solid solutions by flux method
Mg2Si1−xSnx compounds are promising as “environmentally friendly” thermoelectric (TE) materials. For years, investigations of the TE properties of these compounds have been hindered by the poor reproducibility in...
-
Article
Half-Heusler phases and nanocomposites as emerging high-ZT thermoelectric materials
Half-Heusler (HH) phases, a versatile class of alloys with promising functional properties, have recently gained attention as emerging thermoelectric materials. These materials are investigated from the perspe...
-
Article
Introduction
-
Article
Investigation of the sintering pressure and thermal conductivity anisotropy of melt-spun spark-plasma-sintered (Bi,Sb)2Te3 thermoelectric materials
A combined melt-spinning and spark-plasma-sintering (SPS) procedure has proven to be effective in preparing high-performance (Bi,Sb)2Te3 thermoelectric (TE) nanocomposites via creating and optimizing their result...
-
Article
Tuning the thermoelectric properties of polycrystalline FeSb2 by the in situ formation of Sb/InSb nanoinclusions
As a narrow gap, strongly correlated electron semiconductor, FeSb2 single crystals can exhibit a colossal thermopower1 (on the order of −40,000 μV/K or greater) and a relatively high lattice thermal conductivity2
-
Article
High-Temperature Thermoelectric Properties of Co4Sb12-Based Skutterudites with Multiple Filler Atoms: Ce0.1In x Yb y Co4Sb12
Void-filling in the CoSb3 skutterudite lattice with different kinds of heavy elements has proven to be an effective mechanism to enhance thermoelectric performance due primarily to a reduction in lattice thermal ...
-
Article
New Ternary Arsenides for High-Temperature Thermoelectric Applications
Two isostructural materials Mo3(Sb,Te)7 and Re3(Ge,As)7 were synthesized and characterized in our laboratories during the past decade. Both crystallize in the Ir3Ge7 type, possessing the space group ...
