Office: Room 302
Email(s): saikatnilch@gmail.com
snilch@yzu.edu.cn
Position: Postdoctoral Fellow
Research Interests:
1.Mathematical foundation of gravity theories and gravitational solutions
2.Quantum field theory in curved spacetime
3.Canonical quantum cosmology
4.Issues at the interface of quantum foundation and gravity/cosmology
5.Mathematical physics
Education:
1. 2014– 2019 ;Department of Physics,Indian Institute of Technology Kanpur, India ;Ph. D. in Physics
2. 2011– 2014; Department of Physics,Indian Institute of Technology Kanpur, India ; Master in Physics
3. 2008– 2011; Department of Physics,University of Calcutta, India;Bachelor in Physics
Top 10 selected publications:
1. N. Paul, S. N. Chakrabarty and K. Bhattacharya, “Cosmological bounces in spatially flat FRW spacetimes in metric f(R) gravity," JCAP 1410, no. 10, 009 (2014) doi:10.1088/1475-7516/2014/10/009 [arXiv:1405.0139 [gr-qc]].
2. K. Bhattacharya and S. Chakrabarty, “Intricacies of Cosmological bounce in polynomial metric f(R) gravity for flat FLRW spacetime," JCAP 1602, no. 02, 030 (2016) doi:10.1088/1475-7516/2016/02/030 [arXiv:1509.01835 [gr-qc]].
3. P. Bari, K. Bhattacharya and S. Chakraborty, “Early universe cosmological solutions in exponential gravity," arXiv:1805.06673 [gr-qc].
4. P. Bari, K. Bhattacharya and S. Chakraborty, “Cosmological Bounce and Some Other Solutions in Exponential Gravity," Universe 4, no. 10, 105 (2018). doi:10.3390/universe**
5. K. Bhattacharya, P. Bari and S. Chakraborty, “Causal horizons in a bouncing universe," Gen. Rel. Grav. 50, no. 9, 118 (2018) doi:10.1007/s10714-018-2443-8 [arXiv:1711.11395 [gr-qc]].
6. S. Chakraborty, “Reconstruction method of f(R) gravity for isotropic and anisotropic spacetimes," Phys. Rev. D 98, no. 2, 024009 (2018) doi:10.1103/PhysRevD.98.024009 [arXiv:1803.01594 [gr-qc]].
7. S. Chakraborty, K. Bamba and A. Saa, “Dynamical properties of Bianchi-I spacetimes in f(R) gravity," Phys. Rev. D 99, no. 6, 064048 (2019) doi:10.1103/PhysRevD.99.064048 [arXiv:1805.03237 [gr-qc]].
8. K. Bhattacharya and S. Chakraborty, “Nonlinear anisotropy growth in Bianchi-I spacetime in metric f(R) cosmology," Phys. Rev. D 99, no. 2, 023520 (2019) doi:10.1103/PhysRevD.99.023520 [arXiv:1710.07906 [gr-qc]].
9. S. Chakraborty, S. Pal and A. Saa, “Dynamical equivalence of f(R) gravity in Jordan and Einstein frames," Phys. Rev. D 99, no. 2, 024020 (2019) doi:10.1103/PhysRevD.99.024020 [arXiv:1812.01694 [gr-qc]].