Publications and Teaching

Electronic states in superconducting type-II Dirac semimetal: 1T-PdSeTe, Yogendra Kumar, Shiv Kumar, Venkateswara Yenugonda, Ryohei Oishi, Jayita Nayak, Chaoyu Chen, Ravi Prakash Singh, Takahiro Onimaru, Yasuyuki Shimura, Shin-ichiro Ideta, Kenya Shimada, Phys. Rev. Research 7, 013174 (2025). Article Link. 

Priyanka Meena, Amarjyoti Choudhury, Mohit Mudgal, Sonika Bagga, VK Tiwari, Sarita Rajput, CS Yadav, Vivek Kumar Malik, T Maitra, Jayita Nayak, Investigation of weak antilocalization and 𝜋-Berry phase by quantum oscillation in ferromagnetic Weyl semimetals, Phys. Rev. Materials 9, 044202, 2025. Article Link. 

Priyanka Meena, Mohit Mudgal, Sonika Bagga, V. K. Tiwari, Vivek Kumar Malik, C. S. Yadav, Jayita Nayak, Exploration of quantum oscillation in antiferromagnetic Weyl semimetal GdSiAl, J. Phys.: Condens. Matter 37 065704, 2025. Article Link. 

Mohit Mudgal, Debasis Dutta, Priyanka Meena, Venkateswara Yenugonda, Vishnu Kumar Tiwari, Vivek Kumar Malik, Jens Buck, Sanjoy Kr Mahatha, Amit Agarwal, Jayita Nayak, Magnetotransport and electronic structure of the axion insulator MnSb_{8}Te_{13}, Phys. Rev. B 110, 045124 (2024). Article Link.

Mohit Mudgal, Priyanka Meena, Vishnu Kumar Tiwari, Venkateswara Yenugonda, Vivek Kumar Malik, Jens Buck, Kai Rossnagel, Sanjoy Kr Mahatha, Jayita Nayak, Magnetotransport and angle-resolved photoemission spectroscopy of MnSb_{12}Te_{19}: a new member of MnSb_{2n]Te_{3n+1} family, J. Phys.: Condens. Matter 36 50LT01 (2024). Article Link.

FeRhCrSi: Spin semimetal with spin-valve behavior at room temperature, Y Venkateswara, Jadupati Nag, S Shanmukharao Samatham, Akhilesh Kumar Patel, PD Babu, Manoj Raama Varma, Jayita Nayak, KG Suresh, Aftab Alam, Phys. Rev. B 107, L100401 (2023). Article Link.

Spin-valve nature and giant coercivity of a ferrimagnetic spin semimetal Mn2IrGa, Akhilesh Kumar Patel, Y Venkateswara, S Shanmukharao Samatham, Archana Lakhani, Jayita Nayak, KG Suresh, Aftab Alam, arXiv preprint arXiv:2303.04649 (2023). Article Link. 

Weak antilocalization effect and triply degenerate state in Cu-doped CaAuAs, Sudip Malick, Arup Ghosh, Chanchal K Barman, Aftab Alam, Z Hossain, Prabhat Mandal, J Nayak, Phys. Rev. B 105, 165105 (2022). Article Link.

Large nonsaturating magnetoresistance, weak anti-localization, and non-trivial topological states in SrAl₂Si₂, Sudip Malick, AB Sarkar, Antu Laha, M Anas, VK Malik, Amit Agarwal, Z Hossain, J Nayak, Phys. Rev. B 106, 075105 (2022). Article Link.

Modification of electronic structure and morphology of Ni2MnGa (100) by Cr adlayers, Abhishek Rai, Jayita Nayak, arXiv preprint arXiv:2107.01503 (2021). Article Link.

Observation of bulk states and spin-polarized topological surface states in transition metal dichalcogenide Dirac semimetal candidate NiTe_{2}, Barun Ghosh, Debashis Mondal, Chia-Nung Kuo, Chin Shan Lue, Jayita Nayak, Jun Fujii, Ivana Vobornik, Antonio Politano, Amit Agarwal, Phys. Rev. B 100, 195134, (2019). Article Link.

Visible light catalysis of rhodamine B using nanostructured Fe2O3, TiO2 and TiO2/Fe2O3 thin films, MA Mahadik, SS Shinde, VS Mohite, SS Kumbhar, AV Moholkar, KY Rajpure, V Ganesan, J Nayak, SR Barman, CH Bhosale, Journal of Photochemistry and Photobiology B: Biology 133, 90-98 (2019). Article Link

Anomalous Hall effect and the role of Berry curvature in Co2⁢TiSn Heusler films, Benedikt Ernst, Roshnee Sahoo, Yan Sun, Jayita Nayak, Lukas Muechler, Ajaya K Nayak, Nitesh Kumar, Jacob Gayles, Anastasios Markou, Gerhard H Fecher, Claudia Felser, Phys. Rev. B 100, 054445  (2019).  Article Link

Evidence of hot and cold spots on the Fermi surface of LiFeAs, J Fink, J Nayak, EDL Rienks, J Bannies, S Wurmehl, S Aswartham, I Morozov, R Kappenberger, MA ElGhazali, L Craco, H Rosner, C Felser, B Büchner, Phys. Rev. B 99, 245156 (2019). Article Link

Parameter dependent fabrication of chromium nano-structures on Au (111) surface, Abhishek Rai, Vipin Kumar Singh, Jayita Nayak, Sudipta Roy Barman, Surface Science 679, 169-173 (2019). Article Link

Temperature induced modification of Dirac cone in Bi2Te2Se tetradymite topological Insulators, Jayita Nayak, Gerhard H. Fecher, Siham Ouardi, Chandra Shekhar, Christian Tusche, Shigenori Ueda, Eiji Ikenaga, and Claudia Felser, Phys. Rev. B 98, 075206 (2018). Article Link.

Electronic properties of topological insulator candidate CaAgAs, Jayita Nayak, Nitesh Kumar, Shu-Chun Wu, Chandra Shekhar, Jӧrg Fink, Emile DL Rienks, Gerhard H Fecher, Yan Sun, Claudia Felser, J. Phys.: Condens. Matter 30 045501 (2018). Article Link.

Ab-initio study of X-ray absorption and X-ray magnetic circular dichroism spectra of Mn2PtGa and Co2PtGa alloys, Tufan Roy, Arup Banerjee, Rajeev Dutt, J Nayak, M Maniraj, SR Barman, Aparna Chakrabarti, Journal of Magnetism and Magnetic Materials 466, 143-149 (2018). Article Link.

Multiple Dirac cones at the surface of the topological metal LaBi, Jayita Nayak, S. -C Wu, Nitesh Kumar, Chandra Shekhar, S. Singh, J. Fink, E. D. L. Rienks, B. Yan,  G. H. Fecher, Claudia Felser,  Nature Communications  8, 13942 (2017). Article Link.

Observation of a remarkable reduction of correlation effects in BaCr2As2 by ARPES, Jayita Nayak, Kai Filsinger, Gerhard H. Fecher, Stanislav Chadov, Ján Minár, Emile E. D.  Rienks, Bernd Büchner,  Jörg Fink, and Claudia Felser, PNAS 114,  12425 (2017). Article Link.

Experimental evidence for importance of Hund's exchange interaction for incoherence of charge carriers in iron-based superconductors, J Fink, EDL Rienks, S Thirupathaiah, J Nayak, A van Roekeghem, S Biermann, T Wolf, P Adelmann, Hirale S Jeevan, Philipp Gegenwart, S Wurmehl, C Felser, B Büchner, Phys. Rev. B 95, 144513 (2017). Article Link. 

Electronic structure and ultrafast dynamics of FeAs‐based superconductors by angle‐and time‐resolved photoemission spectroscopy, I Avigo, S Thirupathaiah, EDL Rienks, L Rettig, A Charnukha, M Ligges, R Cortes, J Nayak, Hirale S Jeevan, T Wolf, Y Huang, S Wurmehl, MI Sturza, Philipp Gegenwart, MS Golden, LX Yang, K Rossnagel, M Bauer, B Büchner, Matthias Vojta, Martin Wolf, C Felser, J Fink, U Bovensiepen, physica status solidi (b), 254, 1600382 (2017). Article Link.

Automated Identification of Oceanic Fronts for Operational Generation of Potential Fishing Zone (PFZ) Advisories, N Swetha, K Nimit, M Nagaraja Kumar, J Nayak, S Maity, M Preethi, Bright Rose P, I Suresh, INCOIS (2017). Article Link.

Room-temperature tetragonal non-collinear Heusler antiferromagnet Pt2MnGa, Sanjay Singh, S.W. D’Souza, J. Nayak, E. Suard, L. Chapon, A. Senyshyn, V. Petricek, Y. Skourski, M. Nicklas, C. Felser & S. Chadov, Nature Communications, 7, 12671 (2016). Article Link.

Bulk electronic structure of Zn-Mg-Y and Zn-Mg-Dy icosahedral quasicrystals, J. Nayak, M. Maniraj, A. Gloskovskii, M. Krajci, S. Sebastian, I. R. Fisher, K. Horn, and S. R. Barman, Phys. Rev. B 91, 235116 (2015). Article Link.

Utility of sea surface height anomaly (SSHa) in determination of potential fishing zones, K Nimit, M Nagaraja Kumar, N Swetha, J Nayak, B Rose P, T Srinivasa Kumar, Indian National Centre for Ocean Information Services (INCOIS) (2015). Article Link.

Nano-donuts on metal surfaces, Abhishek Rai, Jayita Nayak, Sudipta Roy Barman, Applied Surface Science 332, 260-265 (2015). Article Link.

Inverse photoemission spectroscopic studies on phase separated La0. 2Sr0. 8MnO3, Navneet Singh, M Maniraj, J Nayak, SK Pandey, R Bindu, Solid State Communications 217, 70-73 (2015). Article Link.

Electronic structure of the unoccupied electron energy states in FeSe_{1− x}Te_{x}, Pramita Mishra, Himanshu Lohani, M Maniraj, Jayita Nayak, RA Zargar, VPS Awana, Sudipta Roy Barman, Biju Raja Sekhar, Solid State Communications 219, 48-52 (2015). Article Link.

Temporal evolution and nature of nanostructures on Au (111), Abhishek Rai, Jayita Nayak, Sudipta Roy Barman, Surface Science 625, 97-103 (2014). Article Link.

Chromium Nano-Islands on Au (111), Abhishek Rai, Jayita Nayak, Sudipta Roy Barman, e-Journal of Surface Science and Nanotechnology 12, 49-52 (2014). Article Link.

(3+ 1) D superspace description of the incommensurate modulation in the premartensite phase of Ni2MnGa: a high resolution synchrotron x-ray powder diffraction study, Sanjay Singh, J Nayak, Abhishek Rai, Parasmani Rajput, Adrian H Hill, SR Barman, Dhananjai Pandey, J. Phys.: Condens. Matter 25 212203 (2013). Article Link

Bulk electronic structure of quasicrystals, J. Nayak, M. Maniraj, A. Rai, S. Singh, P. Rajput, A. Gloskovskii, J. Zegenhagen, D. L. Schlagel, T. A. Lograsso, K. Horn, and S. R. Barman, Phys. Rev. Lett. 109, 216403 (2012). Article Link.

Coexistence of charge-density wave and ferromagnetism in Ni2MnGa, SW D’souza, Abhishek Rai, J Nayak, M Maniraj, RS Dhaka, SR Barman, DL Schlagel, TA Lograsso, Aparna Chakrabarti, Phys. Rev. B 85, 085123 (2012). Article Link.

High energy resolution bandpass photon detector for inverse photoemission spectroscopy, M Maniraj, SW D’Souza, J Nayak, Abhishek Rai, Sanjay Singh, BN Sekhar, SR Barman, Rev. Sci. Instrum. 82, 093901 (2011). Article Link.

Surface Study of Ni2MnGa(100), SW D'Souza, RS Dhaka, Abhishek Rai, M Maniraj, J Nayak, Sanjay Singh, DL Schlagel, TA Lograsso, Aparna Chakrabarti, SR Barman, Materials Science Forum, 684, 215-230 (2011). Article Link

SERB CRG grant (47 Lakhs) granted on March 2024.