Strategies to enhance the performance of thermoelectric materials: a review

A Bugalia, V Gupta, N Thakur - Journal of Renewable and Sustainable …, 2023 - pubs.aip.org
Various techniques to enhance the performance of thermoelectric materials have been
reviewed in an unified way. The influence of synthesis techniques, post-synthesis treatment …

Probing of Bi doped GeTe thermoelectrics leads to revelation of resonant states

US Shenoy, DK Bhat - Journal of Alloys and Compounds, 2022 - Elsevier
Quest for lead free high performance mid temperature thermoelectric materials has led to
extensive research on SnTe and GeTe based materials. Among various strategies …

Selective co-doping improves the thermoelectric performance of SnTe: an outcome of electronic structure engineering

US Shenoy, DK Bhat - Journal of Alloys and Compounds, 2022 - Elsevier
Thermoelectric materials which exhibit high performance throughout a range of temperature
is required for successful scavenging of waste heat to generate electricity. Herein, we tailor …

High thermoelectric and mechanical performance achieved by a hyperconverged electronic structure and low lattice thermal conductivity in GeTe through CuInTe 2 …

H Kim, SK Kihoi, US Shenoy, JN Kahiu… - Journal of Materials …, 2023 - pubs.rsc.org
GeTe-based thermoelectric materials have a very high hole carrier concentration (∼ 1021
cm− 3), and thus, improving the figure of merit, ZT, is substantially challenging. In this work …

Vanadium: a protean dopant in SnTe for augmenting its thermoelectric performance

US Shenoy, DK Bhat - ACS Sustainable Chemistry & Engineering, 2021 - ACS Publications
In this work, a second n-type resonant dopant in the form of vanadium is introduced in the
SnTe thermoelectrics family. The electronic structure simulated using density functional …

Resonance states and hyperconvergence induced by tungsten doping in SnTe: Multiband transport leading to a propitious thermoelectric material

US Shenoy, KD Goutham, DK Bhat - Journal of Alloys and Compounds, 2022 - Elsevier
Discovery of dopants which can engineer the electronic structure of the thermoelectric
materials beneficially to improve the figure of merit has been receiving a lot of attention. In …

Synergetic effect of Bi and Al co-doping in GeTe-based thermoelectric materials leading to optimized carrier concentration tuning and high ZT

S Kim, SK Kihoi, H Kim, JN Kahiu, HS Lee - Journal of Alloys and …, 2024 - Elsevier
Improving the performance of thermoelectric (TE) materials that can convert waste heat into
electricity is becoming increasingly important. Accordingly, the dimensionless figure of merit …

Improving the ZT of SnTe using electronic structure engineering: unusual behavior of Bi dopant in the presence of Pb as a co-dopant

US Shenoy, DK Bhat - Materials Advances, 2021 - pubs.rsc.org
Electronic structure engineering of SnTe by doping various elements to improve its figure of
merit has been the most promising approach recently sought after. Pb doped in SnTe is well …

Ultralow lattice thermal conductivity and enhanced mechanical properties of Cu and Sb Co-doped SnTe thermoelectric material with a complex microstructure …

SK Kihoi, US Shenoy, JN Kahiu, H Kim… - ACS Sustainable …, 2022 - ACS Publications
SnTe is an exceptionally promising eco-friendly thermoelectric material that continues to
draw immense interest as a source of alternative energy recovered from waste heat energy …

A case of perfect convergence of light and heavy hole valence bands in SnTe: the role of Ge and Zn co-dopants

US Shenoy, KD Goutham, DK Bhat - Materials Advances, 2022 - pubs.rsc.org
A dual step approach of decreasing the thermal conductivity and improving the power factor
by using two different dopants has shown great promise in the development of high …