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Potential of Recycled Silicon and Silicon-Based Thermoelectrics for Power Generation

open access: yesCrystals, 2022
Thermoelectrics can convert waste heat to electricity and vice versa. The energy conversion efficiency depends on materials figure of merit, zT, and Carnot efficiency. Due to the higher Carnot efficiency at a higher temperature gradient, high-temperature
Solco Samantha Faye Duran   +9 more
doaj   +2 more sources

The best thermoelectrics revisited in the quantum limit

open access: yesnpj Computational Materials, 2023
The classical problem of best thermoelectrics, which was believed originally solved by Mahan and Sofo [Proc. Natl. Acad. Sci. USA 93, 7436 (1996)], is revisited and discussed in the quantum limit.
Sifan Ding   +3 more
doaj   +2 more sources

A custom designed modular, scalable test system for an efficient performance evaluation of thermoelectric devices

open access: yesEnergy Conversion and Management: X, 2022
Reliable and efficient performance evaluation of thermoelectric (TE) elements and devices is critical for developing high performance and robust thermoelectric generator.
Ashwin Rao   +3 more
doaj   +1 more source

Application of Materials Genome Methods in Thermoelectrics

open access: yesFrontiers in Materials, 2022
Materials genome methods have played an essential role in accelerating the discovery of high-performance novel materials, and include high-throughput calculation, database construction, and machine learning.
Yan Cao   +4 more
doaj   +1 more source

A scalable molecule-based magnetic thin film for spin-thermoelectric energy conversion

open access: yesNature Communications, 2021
Spin-thermoelectrics have great promise for waste heat conversion, however scaling up is challenging for device using standard magnetic insulators. Here, Oh et al demonstrate the molecular-magnet, Prussian blue analogues as a viable candidate for spin ...
Inseon Oh   +9 more
doaj   +1 more source

Recent Developments in Flexible Thermoelectric Devices

open access: yesSmall Science, 2021
Flexible thermoelectrics, including flexible thermoelectric materials and devices, can directly convert the heat from human body into useful electricity, providing a promising solution for uninterrupted power to wearables.
Shiqi Yang   +3 more
doaj   +1 more source

Off-centering thermoelectrics

open access: yesNext Materials, 2023
Thermoelectric (TE) materials that can achieve mutual conversion of electricity and heat has experienced remarkable growth over the past two decades. While many TE materials exhibit high levels of symmetry, characterized by pronounced band degeneracy ...
Chenghao Xie, Xinfeng Tang, Gangjian Tan
doaj   +1 more source

High thermoelectric figure of merit of porous Si nanowires from 300 to 700 K

open access: yesNature Communications, 2021
Performance of Si nanowires as thermoelectrics are evaluated only from cryogenic to ambient temperatures and ZT has remained low. Here, the authors systematically optimized the synthesis method and improved the suspended microdevice platform to achieve ...
Lin Yang   +14 more
doaj   +1 more source

Predicting thermoelectric transport properties from composition with attention-based deep learning

open access: yesMachine Learning: Science and Technology, 2023
Thermoelectric materials can be used to construct devices which recycle waste heat into electricity. However, the best known thermoelectrics are based on rare, expensive or even toxic elements, which limits their widespread adoption. To enable deployment
Luis M Antunes   +2 more
doaj   +1 more source

Unlocking the potential of metal halide perovskite thermoelectrics through electrical doping: A critical review

open access: yesEcoMat, 2023
Over the past decade, metal halide perovskites (MHPs) have received great attention, triggered by the tremendous success of their record‐breaking power conversion efficiency values in solar cells.
Yongjin Kim   +7 more
doaj   +1 more source

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