D. Topwal

Homi Bhabha National Institute — India

Materials Science · Physical Sciences

23h-index2.6kcitations100works1.92yr avg
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Research Topics

Magnetic and transport properties of perovskites and related materials(32), Advanced Condensed Matter Physics(30), Multiferroics and related materials(20), Perovskite Materials and Applications(14), Surface and Thin Film Phenomena(13)

Publications100 total

Precisely defect-engineered WSe2 nanosheets enable enhanced surface reactivity and charge transfer for robust, humidity-tolerant, and fast room-temperature NO2 sensing
Applied Surface Science·2026
Deciphering the Role of Strain Effect in the Evolution of the Electronic Structure in Organic Lead Halide Perovskites
The Journal of Physical Chemistry C·2025
Organic Photocatalysis by In Situ Polymerized Gold Nanocluster-Polydopamine Networks
ACS Applied Materials & Interfaces·2025
Giant Magnetocaloric Effect in Cr- and Fe-Substituted Frustrated Magnet Gadolinium Gallium Garnets, Gd <sub>3</sub> Ga <sub>5</sub> O <sub>12</sub> , for Magnetic Cooling at Cryogenic Temperatures
ACS Applied Materials & Interfaces·2025
On the observation of large magnetocrystalline anisotropy and microstructure dependent magnetic properties in (La, Co)-SrFe12O19
Journal of Alloys and Compounds·2025
Interplay of Jahn–Teller Distortion and Ionic Substitution: Probing Multifunctional Properties in Alkaline‐Earth Hole Doped DyMnO<sub>3</sub> Multiferroics
physica status solidi (a)·2025Open Access
Volatile Mott breakdown in V-doped <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mrow><mml:mi>MnTi</mml:mi></mml:mrow><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mrow><mml:mi mathvariant="normal">O</mml:mi></mml:mrow><mml:mn>4</mml:mn></mml:msub></mml:math> spinels
Physical review. B./Physical review. B·2025
Internal and external magnetic-field engineering of negative magnetization and exchange bias in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi mathvariant="normal">L</mml:mi><mml:msub><mml:mi mathvariant="normal">a</mml:mi><mml:mrow><mml:mn>1</mml:mn><mml:mo>−</mml:mo><mml:mi>x</mml:mi></mml:mrow></mml:msub><mml:mi mathvariant="normal">P</mml:mi><mml:msub><mml:mi mathvariant="normal">r</mml:mi><mml:mi>x</mml:mi></mml:msub><mml:mi>Cr</mml:mi><mml:msub><mml:mi mathvariant="normal">O</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:mrow></mml:math> (<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mn>0.8</mml:mn><mml:mo>≤</mml:mo><mml:mi>x</mml:mi><mml:mo>≤</mml:mo><mml:mn>0.9</mml:mn></mml:mrow></mml:math>)
Physical Review Materials·2025Open Access
Suppressed Nonradiative Recombination in 2D Reduced‐ Graphene‐ Oxide (rGO)‐Wrapped 3D MoS<sub>2</sub> Microflower
ChemPhotoChem·2025· 1 citedOpen Access
Giant magnetocaloric effect in Fe-doped rare earth orthochromite GdCr<sub>0.5</sub>Fe<sub>0.5</sub>O<sub>3</sub>
Journal of Materials Chemistry C·2024· 4 cited
Bi Off‐Centering in Centrosymmetric BiOBr Leading to Ultrahigh Bifunctional Piezocatalytic Fuel Generation Efficiencies in Seawater
Advanced Functional Materials·2024· 15 citedOpen Access
Intertwined crystal structure, magnetic, and charge transport properties in mixed valent A-site ordered manganite NdBaMn2O6
Journal of Alloys and Compounds·2024· 2 cited
Dynamic Structural Evolution and Dual Emission Behavior in Hybrid Organic Lead Bromide Perovskites
The Journal of Physical Chemistry Letters·2024· 4 cited
Effect of A-site cationic ordering on the specific heat of mixed valent manganites
AIP conference proceedings·2024
Sub-surface incorporation of Ag ions in a-SiNx:H for tunable plasmonic response
AIP conference proceedings·2024
Structural modification of nickel tetra(thiocyano)corroles during electrochemical water oxidation
Dalton Transactions·2024· 4 cited
Elucidating Phase Transitions and the Genesis of Broadband Emission in MA<sub>1–<i>x</i></sub>FA<sub><i>x</i></sub>PbBr<sub>3</sub> Perovskites
The Journal of Physical Chemistry C·2023· 8 cited
Tuning of magnetic frustration and emergence of a magnetostructural transition in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>Mn</mml:mi><mml:mrow><mml:mn>1</mml:mn><mml:mo>−</mml:mo><mml:mi>x</mml:mi></mml:mrow></mml:msub><mml:msub><mml:mi>Cd</mml:mi><mml:mi>x</mml:mi></mml:msub><mml:msub><mml:mi>Cr</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi mathvariant="normal">O</mml:mi><mml:mn>4</mml:mn></mml:msub></mml:mrow></mml:math>
Physical review. B./Physical review. B·2023· 6 cited
Role of cationic size mismatch and effect of disorder in mixed valent manganites
AIP Advances·2023· 1 citedOpen Access
Variation of structural and magnetic properties of mixed-valent manganites through A-site cationic ordering
Journal of Magnetism and Magnetic Materials·2023· 11 cited
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Frequent Co-authors

Unnikrishnan Manju(18), Sudipta Mahana(14), Pronoy Nandi(12), C. Carbone(10), Paolo Moras(9), Polina M. Sheverdyaeva(7), D. D. Sarma(6), Chandan Giri(6), S. D. Mahanti(6), Gustav Bihlmayer(6), Sandip Dhara(4), L. Ferrari(4), Stefan Blügel(4), A. Venimadhav(3), M. Papagno(3), L. Petaccia(3), Debraj Choudhury(3), A. Gloskovskii(3), Ujjal K. Gautam(3), A. Fujimori(2)