Faculty details

Prof.Shreya Banerjee

Designation: Assistant Professor

Department: Physics

Email: shreya[at]iitism[dot]ac[dot]in

Contact Number:

Office Number: +91-326-223-5870

Personal Page: Click Here

Research Interest: General Relativity And Cosmology- Modified Gravity Theories, Dark Energy, Dark Matter, Early And Late Time Acceleration, Dark Matter Condensates, Primordial Black Holes, Gravitational Waves, Observational Data Analysis And Modelling; Quantum Foundation- Measurement Problem, Wave Function Collapse, Application In Early Universe; Quantum Cosmology- Wheeler De Witt, Quantum Non Locality, Back Reaction Effect, Observational Signatures; High Energy Astro17- Gamma Ray Bursts, Supernovae, Model Building, Data Analysis

Teaching

Academic Year 2023-2024:

  • PHD511: Astrophysics, General Relativity and Cosmology for winter semester (student strength 60)
  • BTech Ist Year (Common) Laboratory practical Instructor for winter semester

Academics

  • Post doctoral fellow at Friedrich Alexander University (FAU), Erlangen, Germany under the guidance of Thomas Thiemann from 2020-2023.
  • Post doctoral fellow at Ben Gurion University, Beer Sheva, Israel under the guidance of Prof. David Eichler from 2018-2020.
  • Ph. D. from TIFR, Mumbai, India under the guidance of Prof. T. P. Singh on February 15th, 2019. Ph.D. thesis title ‘Cosmic Acceleration:Problems and Solutions’.
  • MSc. (Hons) (Master’s Degree) in Physics (November, 2013) from IIT Delhi, India (CGPA-9.356) .cRank: First Class First.
  • BSc. in Physics Hons. (July, 2011) from Lady Brabourne College, Kolkata (First class, 77.5%, with distinction in subsidiary subjects- Mathematics and Computer Science).
  • Higher Secondary Board Exam (May, 2008) from Kendriya Vidyalaya Ballygunge (CBSE Board), Kolkata, India (CGPA-9.125).
  • Secondary Board Exam (June, 2006) from St. Pauls’ Boarding and Day School ( ICSE Board), Kolkata, India (CGPA-9.18).

Position

  • Oct. 2023 - Present: Assistant Professor (Grade I), Department of Physics, IIT (ISM) Dhanbad, India           
  • Oct. 2020 - Sept. 2023: Post Doctoral Fellow at Friedrich Alexander University (FAU), Erlangen, Germany 
  • Oct. 2018 - Sept. 2020: Post Doctoral Fellow at Ben Gurion University, Beer Sheva, Israel

Awards and Honors

  • Selected among  the  top  25  students in  National Graduate Physics Part C Examination in India, 2011.

  • Acquired 2nd rank in Calcutta University, Kolkata, West Bengal during BSc. 2010-2011.

  • Awarded Dr. Neeraj Srivastava Prize for securing highest cumulative grade points amongst the MSc. Students in IIT delhi during the session 2012-2013. 

  • Prof. Vidya Bhushan Anand Memorial award  in MSc. Physics at IIT Delhi during session 2012-2013.

  • Ratanbai Jerajani Award, for Best Seminar, Department of Astronomy and Astrophysics, Tata Institute of Fundamental Research Endowment Fund, 2015.

  • Honourable mention in the Gravity Research Foundation Essay Contest 2015 for the essay `Cosmological constant, quantum measurement, and the problem of time'; with Prof. Tejinder P. Singh and Sayantani Bera.

  • Honourable mention in the Gravity Research Foundation Essay Contest 2016 for the essay `Quantum Nonlocality, and the End of Classical Spacetime'; with Prof. Tejinder P. Singhand Sayantani Bera.

  • Invited Referee for the journals: Physics Letters B, Sci Post, Journal of Astronomy and Astrophysics and Foundations in Physics, International Journal of Geometric Methods in Modern Physics

Publications

List Of Research Publications (only in Peer-reviewed Journals)

21. Primordial black holes and induced gravitational waves in non-singular matter bouncing cosmology; Theodoros Pa-
panikolaou, Shreya Banerjee, Yi-Fu Cai, Salvatore Capozziello, Emmanuel N. Saridakis, JCAP 06 (2024), 066.
20. Quantum Imprints on CMBR; Shreya Banerjee, Universe 9, 9, 405, 2023.
19. Alleviating H0 Tension with New Gravitational Scalar Tensor Theories; Shreya Banerjee, Maria Petronikolou, Em-
manuel N. Saridakis, Phys. Rev. D 108, 024012, 2023.
18. Prospects of Probing Dark Matter Condensates with Gravitational Waves; Shreya Banerjee, Sayantani Bera, David
F. Mota, JCAP 03, 041, 2023.
17. Constraining F (R) bouncing cosmologies with primordial black holes; Shreya Banerjee, Theodoros Papanikolaou,
Emmanuel N. Saridakis, Phys. Rev. D 106, 124012, 2022.
16. Luminosity Selection for Gamma Ray Burst; Shreya Banerjee, Dafne Guetta, A&A, 661, A145, 2022.
15. Differential Source Count for Gamma Ray Bursts; Shreya Banerjee, David Eichler, Dafne Guetta, ApJ, 921, 79,
2021.
14. Growth of Linear Perturbations in a Universe with Superfluid Dark Matter; Shreya Banerjee, Sayantani Bera and
David F. Mota, JCAP 07, 034, 2020.
13. Running Vacuum from Dynamical Spacetime Cosmology; S. Banerjee, D. Benisty, E.I. Guendelman, Bulg. J. Phys.
48, 117-137, 2021.
12. Evading the theoretical no-go theorem for nonsingular bounces in Horndeski/Galileon cosmology; Shreya Banerjee,
Yi-Fu Cai and Emmanuel N. Saridakis, Class. Quant. Grav. 36, 135009, 2019.
11. Dynamics of inflation and dark energy from F(R, G) gravity; S. D. Odintsov, V. K. Oikonomou and S. Banerjee,
Nucl. Phys. B 938, 935-956, 2019.
10. Bounce and cyclic cosmology in new gravitational scalar-tensor theories; Emmanuel N. Saridakis, Shreya Banerjee
and R. Myrzakulov, Phys. Rev. D 98, 063513, 2018.
9. Constraints on fourth order gravity from binary pulsars and gravitational waves; Shreya Banerjee, Sayantani Bera,
Srimanta Banerjee and T. P. Singh, Phys. Rev. D 96, 084015 (2017).
8. On signatures of spontaneous collapse dynamics modified single field inflation; Shreya Banerjee, Suratna Das, K.
Sravan Kumar, T. P. Singh, Phys. Rev. D 95, 103518 (2017).
7. Quantum discord as a tool for comparing collapse models and decoherence; Shreya Banerjee, Sayantani Bera, Tejinder
P. Singh, Phys.Lett. A 380 3778-3785 (2016).
6. Quantum Nonlocality, and the End of Classical Spacetime; Shreya Banerjee, Sayantani Bera and Tejinder P. Singh,
Int. J. Mod. Phys. D 25, 1644005 (2016).
5. Bounce and cyclic cosmology in weakly broken galileon theories; Shreya Banerjee, Emmanuel N. Saridakis, Phys.
Rev. D 95, 063523 (2017).
4. Hysteresis in the sky, Sayantan Choudhury; Shreya Banerjee, Astroparticle Physics 80, 34-89 (2016).
3. Cosmological Constant, Quantum Measurement, and the Problem of Time; Shreya Banerjee, Sayantani Bera, Tejin-
der P. Singh, Int. J. Mod. Phys.24, 1544011 (2015).
2. Cosmic Acceleration in a Model of Fourth Order Gravity; Shreya Banerjee, Nilesh Jayswal, Tejinder P. Singh, Phys.
Rev. D92, 084026 (2015).

1. Clasicalization of Inflationary Perturbations by collapse models in the light og BICEP2; Suranta Das, Satyabrata Sahu, Shreya Banerjee, T. P. Singh, Phys. Rev. D90, 043503 (2014).

       

 

 

Papers in conference abstract volumes / presented

  • Classicalization Of Inflationary Perturbations using Collapse Models; Suratna Das, Satyabrata Sahu, Shreya Banerjee, T. P. Singh, World Scientific, Proceedings of the Fourteenth Marcel Grossmann Meeting on General Relativity, Edited by R. Ruffini and G. Vereshchagin, pages 2759-2765, volume 3, 2017, book titled ’On Recent Developments in Theoretical and Experimental General Relativity, Astrophysics, and Relativistic Field Theories’.
  • Evolution of Quantum Universe, Quantum Measurement and Cosmological Constant; Shreya Banerjee, Sayantani Bera and Tejinder P. Singh, World Scientific, Proceedings of the Fourteenth Marcel Grossmann Meeting on General Relativity, Edited by R. Ruffini and G. Vereshchagin, pages 2803-2808, volume 3, 2017, book titled ’On Recent Developments in Theoretical and Experimental General Relativity, Astrophysics, and Relativistic Field Theories’.
  • Explaining Late-time Acceleration in a Model of Fourth Order Gravity; Shreya Banerjee, Nilesh Jayswal, T. P. Singh World Scientific, Proceedings of the Fourteenth Marcel Grossmann Meeting on General Relativity, Edited by R. Ruffini and G. Vereshchagin, pages 2204-2209, volume 3, 2017, book titled ’On Recent Developments in Theoretical and Experimental General Relativity, Astrophysics, and Relativistic Field Theories’.
  • Cosmic Hysteresis; Sayantan Choudhury; Shreya Banerjee, World Scientific, Proceedings of the Fourteenth Marcel Grossmann Meeting on General Relativity, Edited by R. Ruffini and G. Vereshchagin, pages 1247-1252, volume 3, 2017, book titled ’On Recent Developments in Theoretical and Experimental General Relativity, Astrophysics, and Relativistic Field Theories’.
  • Growth of linear perturbations in a universe with superfluid dark matter; S. Banerjee, S. Bera and D. F. Mota, World Scientific, Proceedings of the Sixteenth Marcel Grossmann Meeting on General Relativity, Edited by R. Ruffini and G. Vereshchagin, pages 2101-2118, volume 4, 2021, book titled ’On Recent Developments in Theoretical and Experimental General Relativity, Astrophysics, and Relativistic Field Theories’.

Projects & Activities

Guidance

Ph. D.:

  • Sanchari Biswas (24dr0163@iitism.ac.in)
  •  Dibash K. Palita (24dr0070@iitism.ac.in)

Int. MSc-Ph. D.:

  • Ajeet Singhal (23ms0010@iitism.ac.in)