B.Sc : 2010- 2013, Saint Xavier's College, Kolkata

M.Sc. : 2013- 2015, IIT Bombay

Ph.D. : 2015- 2023, Saha Institute of Nuclear Physics, Kolkata

My research interest covers experimental findings in Topological materials via magnetic and transport measurements.

• § Magneto-transport properties of proposed triply degenerate topological semimetal Pd3Bi2S2, ,S Roy, A Pariari, R Singha, B Satpati, P Mandal, Applied Physics Letters 112 (16), 162402 (2018).

• § Planar Hall effect in the type-II Dirac semimetal VAl3,  R Singha, S Roy, A Pariari, B Satpati, P Mandal, Physical Review B 98 (8), 081103 (2018).

• § Anisotropic transverse magnetoresistance and Fermi surface in TaSb2, A Pariari, R Singha, S Roy, B Satpati, P Mandal, Scientific reports 8 (1), 1-10 (2018).

• § Complex exchange mechanism driven ferromagnetism in half-metallic Heusler : Evidence from critical behavior Co2TiGe, S Roy, N Khan, R Singha, A Pariari, P Mandal, Physical Review B 99 (21), 214414 (2019).

• § Magnetotransport properties and giant anomalous Hall angle in the half-Heusler compound TbPtBi,  R Singha, S Roy,  A Pariari, B Satpati, P Mandal, Physical Review B 99 (3), 035110 (2019).

• § X-ray photoelectron spectroscopy study of a layered tri-chalcogenide system LaTe3, Shuvam Sarkar, Vipin Kumar Singh, Pampa Sadhukhan, Arnab Pariari, Shubhankar Roy, Prabhat Mandal, Sudipta Roy Barman, AIP Conference Proceedings 2220 (1), 100005 (2020).

• § A Lamin-Associated Chromatin Model for Chromosome Organization, A Maji, JA Ahmed, S Roy, B Chakrabarti, MK Mitra, Biophysical Journal 118 (12), 3041-3050 (2020).

• § Lattice dynamics of the topological Dirac semimetal LaAgSb2 with charge density wave ordering, Ratnadwip Singha, Sudeshna Samanta, Tara Shankar Bhattacharya, Swastika Chatterjee, Shubhankar Roy, Lin Wang, Achintya Singha, Prabhat Mandal, Physical Review B 102 (20), 205103 (2020).

• § Anomalous Hall effect in the half-metallic Heusler compound  Co2TiX (Si, Ge), S Roy, R Singha, A Ghosh, A Pariari, P Mandal, Physical Review B 102 (8), 085147 (2020).

• § Signature of topological nontrivial band  structure in Ta3SiTe6 , Shubhankar Roy, Ratnadwip Singha, Arup Ghosh, and Prabhat Mandal. Phys. Rev. Materials 5 (6), 064203 (2021).

• § Interplay between charge density wave order and magnetic field in the nonmagnetic rare-earth tritelluride LaTe3, A Pariari, S Koley, S Roy, R Singha, MS Laad, A Taraphder, P Mandal, Physical Review B 104 (15), 155147 (2021).

• § Signatures of topological surface state and unconventional magnetotransport properties in elemental Ruthenium, Ratnadwip Singha, Shuvam Sarkar, Arup Ghosh, Shubhankar Roy, Sajal Barman, Mohammad Balal, Sudipta Roy Barman, Prabhat Mandal, Advanced Quantum Technologies 6 (3), 2200116 (2023). https://doi.org/10.1002/qute.202200116

• § Charge density wave induced nodal lines in LaTe3, Shuvam Sarkar, Joydipto Bhattacharya, Pampa Sadhukhan, Davide Curcio, Rajeev Dutt, Vipin Kumar Singh, Marco Bianchi, Arnab Pariari, Shubhankar Roy, Prabhat Mandal, Tanmoy Das, Philip Hofmann, Aparna Chakrabarti, Sudipta Roy Barman, Nature Communications 14 (1), 3628 (2023). https://doi.org/10.1038/s41467-023-39271-1.

• § Anisotropic transport properties and high-mobility of charge carriers of antiferromagnetic GdAgSb2, S Roy, R Singha, R Alam, P Mandal, Journal of Physics: Condensed Matter 35 (42), 425701 (2023). DOI 10.1088/1361-648X/ace22a.

• § Detection of Nontrivial Topology Driven by Charge Density Wave in a Semi‐Dirac Metal, Rafiqul Alam, Prasun Boyal, Shubhankar Roy, Ratnadwip Singha, Buddhadeb Pal, Riju Pal, Prabhat Mandal, Priya Mahadevan, Atindra Nath Pal, Adv. Funct. Mater. 2023, 33, 2306751. https://doi.org/10.1002/adfm.202306751

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