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Subhajit Roychowdhury
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High Thermoelectric Performance and Enhanced Mechanical Stability of p-type Ge1–xSbxTe
S Perumal, S Roychowdhury, DS Negi, R Datta, K Biswas
Chemistry of Materials 27 (20), 7171-7178, 2015
2962015
Enhanced atomic ordering leads to high thermoelectric performance in AgSbTe2
S Roychowdhury, T Ghosh, R Arora, M Samanta, L Xie, NK Singh, A Soni, ...
Science 371 (6530), 722-727, 2021
2632021
High performance thermoelectric materials and devices based on GeTe
S Perumal, S Roychowdhury, K Biswas
Journal of Materials Chemistry C 4 (32), 7520-7536, 2016
2062016
Reduction of thermal conductivity through nanostructuring enhances the thermoelectric figure of merit in Ge 1− x Bi x Te
S Perumal, S Roychowdhury, K Biswas
Inorganic Chemistry Frontiers 3 (1), 125-132, 2016
1412016
Germanium chalcogenide thermoelectrics: electronic structure modulation and low lattice thermal conductivity
S Roychowdhury, M Samanta, S Perumal, K Biswas
Chemistry of Materials 30 (17), 5799-5813, 2018
1112018
The journey of tin chalcogenides towards high-performance thermoelectrics and topological materials
A Banik, S Roychowdhury, K Biswas
Chemical Communications 54 (50), 6573-6590, 2018
902018
Soft phonon modes leading to ultralow thermal conductivity and high thermoelectric performance in AgCuTe
S Roychowdhury, MK Jana, J Pan, SN Guin, D Sanyal, UV Waghmare, ...
Angewandte Chemie 130 (15), 4107-4111, 2018
822018
Stabilizing n‐Type Cubic GeSe by Entropy‐Driven Alloying of AgBiSe2: Ultralow Thermal Conductivity and Promising Thermoelectric Performance
S Roychowdhury, T Ghosh, R Arora, UV Waghmare, K Biswas
Angewandte Chemie International Edition 57 (46), 15167-15171, 2018
782018
Highly Converged Valence Bands and Ultralow Lattice Thermal Conductivity for High‐Performance SnTe Thermoelectrics
D Sarkar, T Ghosh, A Banik, S Roychowdhury, D Sanyal, K Biswas
Angewandte Chemie International Edition 59 (27), 11115-11122, 2020
732020
Ultrahigh Average Thermoelectric Figure of Merit, Low Lattice Thermal Conductivity and Enhanced Microhardness in Nanostructured (GeTe)x(AgSbSe2)100−x
M Samanta, S Roychowdhury, J Ghatak, S Perumal, K Biswas
Chemistry–A European Journal 23 (31), 7438-7443, 2017
722017
Ultrahigh Thermoelectric Figure of Merit and Enhanced Mechanical Stability of p-type AgSb1–xZnxTe2
S Roychowdhury, R Panigrahi, S Perumal, K Biswas
ACS Energy Letters 2 (2), 349-356, 2017
702017
Phonon localization and entropy-driven point defects lead to ultralow thermal conductivity and enhanced thermoelectric performance in (SnTe) 1–2 x (SnSe) x (SnS) x
S Roychowdhury, RK Biswas, M Dutta, SK Pati, K Biswas
ACS Energy Letters 4 (7), 1658-1662, 2019
672019
Ferroelectric Instability Induced Ultralow Thermal Conductivity and High Thermoelectric Performance in Rhombohedral p-Type GeSe Crystal
D Sarkar, T Ghosh, S Roychowdhury, R Arora, S Sajan, G Sheet, ...
Journal of the American Chemical Society 142 (28), 12237-12244, 2020
592020
Ultralow Thermal Conductivity, Enhanced Mechanical Stability, and High Thermoelectric Performance in (GeTe)1–2x(SnSe)x(SnS)x
P Acharyya, S Roychowdhury, M Samanta, K Biswas
Journal of the American Chemical Society 142 (48), 20502-20508, 2020
572020
An enhanced seebeck coefficient and high thermoelectric performance in p-type In and Mg co-doped Sn 1− x Pb x Te via the co-adjuvant effect of the resonance level and heavy …
S Roychowdhury, US Shenoy, UV Waghmare, K Biswas
Journal of Materials Chemistry C 5 (23), 5737-5748, 2017
522017
Tailoring of electronic structure and thermoelectric properties of a topological crystalline insulator by chemical doping
S Roychowdhury, US Shenoy, UV Waghmare, K Biswas
Angewandte Chemie International Edition 54 (50), 15241-15245, 2015
502015
Metavalent bonding in GeSe leads to high thermoelectric performance
D Sarkar, S Roychowdhury, R Arora, T Ghosh, A Vasdev, B Joseph, ...
Angewandte Chemie International Edition 60 (18), 10350-10358, 2021
482021
High-Performance Thermoelectric Energy Conversion: A Tale of Atomic Ordering in AgSbTe2
T Ghosh, S Roychowdhury, M Dutta, K Biswas
ACS Energy Letters 6 (8), 2825-2837, 2021
362021
Thermoelectric energy conversion and topological materials based on heavy metal chalcogenides
S Roychowdhury, M Samanta, A Banik, K Biswas
Journal of Solid State Chemistry 275, 103-123, 2019
302019
Pressure-induced phase transitions in the topological crystalline insulator SnTe and its comparison with semiconducting SnSe: Raman and first-principles studies
AKS Sukanya Pal, Raagya Arora, Subhajit Roychowdhury, Luminita Harnagea ...
Phys. Rev. B 101, 155202, 2020
292020
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