Experimental Physicist l Postdoctoral researcher @mpi_CPfS l Formerly PDF in @BiswasLabJNC at @jncasr
Dresden, Germany
Joined May 2023
- Tweets38
- Following194
- Followers93
- Likes294
Subarna Das retweeted
Check out our latest publication in @ChemMater, where we investigate local structural disorder in a newly synthesized TCI, and reveal its emergent quantum electronic transport and low thermal conductivity.
@ANRFIndia
@iHubQTF
@jncasr
@kanishkabiswas
pubs.acs.org/cmatex/article-…
Subarna Das retweeted
In PNAS: Particle-like propagation to wave-like coherence crossover in phonon transport in zero-dimensional metal halide. Discrete structure and instability-rooted in Pauling’s third rule- induces anharmonicity @RiDdHiMoyPathak @anrf @IndiaDST @jncasr pnas.org/doi/10.1073/pnas.25…
Subarna Das retweeted
Candidates interested in Solid-state Chemistry and Topological Materials are invited to apply for the position…
📢An excellent opportunity for PhD Scholar to begin their research career at @chm_iiserb @iiserbhopal
🌱Work on advancing sustainable energy goals, supported by the Institute Postdoctoral Fellowship.
Apply Now: iiserb.ac.in/dofa/vacancy
Deadline: 10/09/2025
Subarna Das retweeted
Lone pair driven local cationic off-centering provide unique phonon-glass electron-crystal like thermoelectric transport in entropy stabilized AgGeSnSbTe4. Just out in @J_A_C_S. @ANRFIndia @IndiaDST @Maji_TK @animesh_bhui @jncasr
pubs.acs.org/doi/10.1021/jac…
Subarna Das retweeted
Our latest work, published in Advanced Energy Materials, reveals the impact of low-energy shear vibrations of Sb₂ bilayers on lattice thermal conductivity in (Sb₂)ₘ(Sb₂Te₃)ₙ topological quantum materials.
Congratulations to @subarnadas_ & @shuvobiswas2000 etal. 🎉!
Origin of ultra-low thermal conductivity in topological quantum materials from the homologous series (Sb2)m(Sb2Te3)n: Low energy shear vibrations of Sb2 bilayer. Just out in Advanced Energy Materials
@subarnadas_ @jncasr @iHubQTF @IndiaDST
advanced.onlinelibrary.wiley…
Excited to share my latest publication in Advanced Energy Materials! ✨
@BiswasLabJNC
Origin of ultra-low thermal conductivity in topological quantum materials from the homologous series (Sb2)m(Sb2Te3)n: Low energy shear vibrations of Sb2 bilayer. Just out in Advanced Energy Materials
@subarnadas_ @jncasr @iHubQTF @IndiaDST
advanced.onlinelibrary.wiley…
Subarna Das retweeted
🚨Announcement from @BiswasLabJNC
WE ARE HIRING !!! Immediate Ph.D. position available.
Students with a masters degree in Chemistry or Physics can apply.
To know more about our group and the work that we do visit faculty.jncasr.ac.in/kanishk…
@kanishkabiswas @JNCASR @NCU_JNCASR
Subarna Das retweeted
Glassy thermal transport and zT of 2.7 in doped GeTe results from the inhomogeneous ferroelectric instability developed due to local polar distortions near the dopant sites. Just out in Advanced Materials @DebattamS @subarnadas_ @jncasr
advanced.onlinelibrary.wiley…
Subarna Das retweeted
Local distortion from Cu s-d coupling via the 2nd-order Jahn–Teller effect drives exceptional thermoelectric performance in metal sulfides. Just out in @J_A_C_S
@kanishkabiswas @shuvobiswas2000 @VenkataMatu @MoinakDutta0 @te_materials
pubs.acs.org/doi/10.1021/jac…
Subarna Das retweeted
Onsite 4s-3d coupling in Cu drives the local distortion in CuS4 tetrahedra in TlCuS, which resulted in significant anharmonicity and promising thermoelectric performance. Just out in @J_A_C_S
@animesh_bhui @VenkataMatu @jncasr @IndiaDST
pubs.acs.org/doi/10.1021/jac…
Subarna Das retweeted
Sub-valent (Bi2)4+ dimer acts as “twin rattler” in complex metal chalco-halide Bi13S18Br2 to tune its electronic and thermal transport properties, which makes it an excellent thermoelectric material. Just out in @J_A_C_S. @jncasr @IndiaDST
pubs.acs.org/doi/full/10.102…
Excited to share my first article as a corresponding author in Physical Review B! We explore how anion vacancies suppress phonon transport without hindering charge carriers in Sb₂Te₃ thermoelectrics. Check it out!
@PhysRevB
@IndiaDST
journals.aps.org/prb/abstrac…
Subarna Das retweeted
Nanostructured “ferecrystals” with TaSe2 in SnSe solid state matrix showed natural 2D superlattice heterostructure layers with “twisting”! Tremendous phonon scattering and high n-type zT of 2.2 @J_A_C_S @TanejaVaishali1 @jncasr @IndiaDST
pubs.acs.org/doi/10.1021/jac…
Subarna Das retweeted
Local structural instability and correlated atomic rattling due to Pauling’s third rule resulted in extremely low thermal conductivity and promising thermoelectric performance in TlAgSe. Just out in @angew_chem ; @jncasr @SERB @IndiaDST
onlinelibrary.wiley.com/doi/…
Subarna Das retweeted
Congratulations! Animesh Bhui (Ph.D. student, New Chemistry Unit) on receiving the Graduate Student Award from International Thermoelectric Society @TEnetworkUK
Research guided by Prof. @kanishkabiswas @NCU_JNCASR
@IndiaDST
Subarna Das retweeted
Synthesis of a new hybrid indium halide with broad self trapped exitonic emission due to strong anharmonicity. Appeared in 2024 Pioneering Investigators Issue in @ChemCommun. Part of MS thesis of @shuvobiswas2000; @ArnabMandal @jncasr
pubs.rsc.org/en/content/arti…
Subarna Das retweeted
Synthesis, structural transition and extremely low anisotropic phonon transport (2-300 K) in three new Pb-free hybrid layered double perovskite halides. Just appeared in Angewandte Chemie @angew_chem
@serbonline @jncasr @IndiaDST
onlinelibrary.wiley.com/doi/…
Subarna Das retweeted
Enhanced Topological Surface State Mediated Transport Elevates Thermoelectric Performance in SnSb2Te4 Quantum Material
By @kanishkabiswas et al. @jncasr
Read the paper 👉 go.acs.org/9mq
Subarna Das retweeted
Hidden (local) structures have tremendous impact on materials properties. Synchrotron X-ray, neutron scattering, and high-resolution advanced electron microscopy are the key. See our ChemSocRev @DebattamS @animesh_bhui @fermiion @MoinakDutta0 @jncasr
pubs.rsc.org/en/content/arti…
Subarna Das retweeted
"Chimi Douce" synthesis of ultra-thin ferroelectrics. Local symmetry breaking in nanoscale in 2D Bi2O2S. See the new @ChemicalScience. Fruitful collaboration @Maji_TK @ujjalgautam @Goutam_LowT.
@jncasr @serbonline @IndiaDST @RiDdHiMoyPathak
pubs.rsc.org/en/content/arti…