BITS Pilani

  • Page last updated on Wednesday, January 23, 2019

Workshop Sessions

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IAGRG MEETING

Workshop Sessions

Chairs (Classical Gravity) :
Sandipan Sengupta(IIT Kgp)
 
Amitabha Lahiri (SN Bose)
 
  Classical Gravity (Each but the invited talk is for duration 12+3 mins)

Jan 3

Jan 4

Jan 5

2:30 – 2:45

Spin precession in an Acoustic Analogue Black Hole

 

Parthasarathi Majumdar

2:30 - 3:00

Towards constraining realistic Lorentsian wormholes through observations.

 

Sayan Kar

2:00 - 2:15

Soldering freedom and BMS-like symmetries

 

Srijit Bhattacharjee

2:45 - 3:00

Conserved charges in asymptotically de Sitter spacetimes

 

Jahanur Hoque

3:00 - 3:15

Fluctuation-dissipation in accelerated frames

 

Krishnakanta Bhattacharya

2:15 - 2:30

Anisotropic generalization of well-known solutions describing relativistic self-gravitating fluid spheres: An algorithm

Ranjan Sharma

3:00 - 3:15

Taub-Nut Space

 

Suvikranth Gera

3:15 - 3:30

On Late Time Tails in an Extreme Reissner-Nordstrom Black Hole:

Frequency Domain Analysis

 

Bidisha Chakraborty

2:30 - 2:45

Resolving the issue of branched Hamiltonian  in modified Lanczos-Lovelock gravity

 

Soumendra Ruz

3:15 - 3:30

The Chronology protection problem in modified Kerr-Newman black-holes

 

Vaishak

3:30 - 3:45

Noether Current, Black Hole Entropy and Spacetime Torsion

 

Sumanta Chakraborty

2:45 - 3:00

Can we use gravity to produce ultra-high energy cosmic rays and neutrinos?

 

Mandar Patil

3:40 - 3:55

An observational imprint of nonlinear matter-gravity coupling in the speed of gravitational waves

 

Soumya Jana

3:45 – 4:00

The motion of extended objects in curved spacetime

Sajal Mukherjee

3:00 - 3:15

Constrained field theories on spacetimes with horizons

 

Karan Fernandes

3:55 – 4:10

Collapse of spherical and non- spherical scalar field distribution.

 

Koyel Ganguly

 

 

3:15 - 3:30

Effect of gravity explained via effective optical medium approach

 

Saswati Roy

4:10 – 5:00

Poster sparklers (1 min each)

 

 

3:30 – 3:45

Symmetries near a generic charged null surface and associated algebra: An off-shell analysis

Mousumi Maitra

 

 

 

 

3:45 – 4:00

On the physical process first law for dynamical black holes

Akash Mishra

 

 

 

 

4:00 – 4:15

Conformal Flatness and Collapsing Stars in f (R) gravity

Soumya Chakraborty

                         

 
  
Chairs (Quantum Gravity):
Amit Ghosh (Saha Institute)
Dawood Kothwala (IITM)
Quantum Gravity(18)

Jan 3

Jan 4

Jan 5

2:30 - 3:00

Connecting Loop Quantum Gravity and String Theory

 

Deepak Vaid

2:30 - 3:00

Weak Conjecture From Low Energy Observers' Perspective

 

Kazuyuki Furuuchi

2:00 - 2:30

Quantum Fields in Cosmology : The omnipresent de Sitter and the

invariant vacuum noise

 

Kinjal Lochan

3:00 - 3:20

Decay rates of massive Klein-Gordon Fields along the future-null direction and their evolution on hyperboloidal slices

 

Shalabh

3:00 - 3:20

 Thermal Stability and Quasi-stability of Quantum Black Hole

 

Parthasarathi Majumdar

2:30 - 2:45

Massless charged particles: Cosmic censorship, and Third law of Black Hole Mechanics.

 

Fairoos C.

3:20 - 3:35

A distinguished ground state (SJ vacuum) for free scalar field theory

 

Abhishek Mathur

3:20 - 3:40

Time travel in signature changing spacetimes

 

Sandipan Sengupta

2:45 - 3:00

Is there an upper bound on the size of a Black Hole?

 

Swastik Bhattacharya

3:35 - 3:50

The SJ Vacuum in de Sitter Spacetime

 

Nomaan X

3:40 - 3:55

A Thermodynamic Raychaudhuri Equation and Transport coefficients of Black Holes in Lovelock Gravity

 

Avirup Ghosh

3:00 - 3:15

Exact derivation of the Hawking effect in canonical formulation

 

Chiranjeeb Singha

3:50 - 4:05

Response of a Unruh-DeWitt detector coupled to polymer quantized scalar field

 

D. Jaffino Stargen

 

 

3:15 - 3:30

Consistent derivation of the Hawking effect for extremal Kerr black holes.

 

Subhajit Barman

4:05 - 4:20

Fluctuation-Dissipation in de Sitter Universe

 

Ashmita Das

 

 

3:30 - 3:45

Universal thermodynamics with Chaplygin gas model

 

Sarbari Guha

4:20 - 4:35

N-dimensional anisotropic quantum cosmological model with fluid.

 

Sachin Pandey

 

 

 

 

4:35 - 4:50

Causality constraints on effective field theories with gravitational interaction.

 

Noel Jonathan Jobu

 

 

 

 

 
 Chairs (GWs+ Astro): 
 
 
Poonam Chandra (NCRA) 
 
P. Ajith (ICTS)
Astro and GWs (17)

Jan 3

Jan 4

Jan 5

2:30 - 3:00

New techniques in gravitational-wave data analysis

 

Anand Sankar Sengupta

2:30 - 3:00

Stealth biases in the inferred source properties of Binary Black hole merger signals.

 

Muhammad Saleem

2:00 - 2:20

The Indian Pulsar Timing Array Experiment.

 

Shantanu Desai

3:00 - 3:20

Parametrized tests of the multipole structure of compact binaries

using gravitational wave observations

 

Shilpa Kastha

3:00 - 3:20

Highly faithful interpolation for gravitational-wave signals from compact binaries using radial basis function

 

Amit Reza

2:20 - 2:40

Probing superfluid matter inside Neutron star with GW

 

Sayak Datta

3:20 - 3:40

Testing the black hole nature using gravitational wave observations of spin-induced quadrupole moments: A Bayesian implementation

 

Krishnendu N V

3:20 - 3:35

Binary black hole merger: Numerical Studies through horizon characteristics

 

Anshu Gupta

2:40 - 3:00

Effect of solid crust in tidal deformation of neutron star

 

Bhaskar Biswas

3:40 - 4:00

Accurate inspiral-merger-ringdown gravitational waveforms for non-spinning black-hole binaries including the effect of subdominant modes

 

Ajit Kumar Mehta

3:35 - 3:50

Nonlinear perturbations of black holes with Numerical Relativity

 

Maitreya Kanta Bhattacharyya

3:00 - 3:20

Bounds on the ellipticity of a millisecond pulsar

 

Sudip Bhattacharyya

4:00 - 4:20

Identifying strongly lensed gravitational wave signals from binary black hole mergers

 

M K Haris

 

Poster sparklers (1 min each)

3:20 - 3:40

Massive Rotating Protoneutron Star with Hyperons: Evolutionary Stages and Universality

 

Sarmistha Banik

4:20 - 4:40

Ready to use effectual geometric-random hybrid template bank for LIGO’s O3 searches

 

Somen Roy

 

 

3:40 - 4:00

The dynamical contributions in the rate of change of the orbital and the spin periods of radio pulsars

 

Dhruv Pathak

4:40 - 5:00

Poster sparklers (1 min each)

 

 

4:00 – 4:15

Are kilonovae standardizable candles?

 

Rahul Kashyap

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
                 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Chairs (Cosmology):
Chingangbam Pravabati (IIA)
 
T R Seshadri (Delhi University)

Jan 3

Jan 4

Jan 5

2:30 – 3:00

Cosmic Shear

Surhud More

2:30 - 3:00

EoR

Girish Kulkarni

2:00 - 2:15

Magnetic field, inflation, bouncing scenario

 

L. Sriramkumar

3:00 - 3:15

A possible solution to the H0 tension via interaction in the dark sector

Supriya Pan

3:00 - 3:15

Constraining models of inflation using 21 cm tomography

Suvedha Naik

2:15 - 2:30

Dynamical features of an anisotropic cosmological model

 

Sankarsan Tarai

3:15 - 3:30

On present inconsistencies between low and high redshift cosmological data

Archita Bhattacharya

3:15 - 3:30

Distinguishing dark energy and modified gravity from the growth of perturbations

Joseph P. J.

2:30 - 2:45

Bounce inflation driven by Higgs field

 

Jose Mathew

3:30 - 3:45

Decaying dark matter candidates to resolve Hubble parameter tensions

Yeluripati Rohin

3:30 - 3:45

A new parametrization of dark energy equation of state

Sudipta Das

2:45 - 3:00

Bi-gravity and Horndeski connected by disformal coupling

 

Nur Jaman

4:00 - 4:15

Alternate Models to Dark Matter: MOND, MONG or MORG

Arun Kenath

3:45 – 4:00

An assessment of Modified Chaplygin Gas cosmology with statefinder diagnostic in Lyra geometry

 

Jainendra Kumar Singh

3:00 - 3:15

Non-Gaussian Properties of Primordial Gravitational Wave

 

Abhishek Naskar

4:15 – 4:30

 Stable contraction in Brans-Dicke cosmology

Debottam Nandi

 

 

3:15 - 3:30

Density perturbation in the models reconstructed from jerk parameter

 

Srijita Sinha

4:30 - 4:45

Dwarf Galaxies

Prasanta Bera

 

 

3:30 - 3:45

f(R,T)=f(R)+\lambda T gravity models as alternatives to cosmic acceleration

 

Parbati Sahoo

4:45 – 5:00

Spherical collapse of fuzzy dark matter

 

V. Sreenath

 

 

3:45 - 4:00

A Study in the non-canonical domain of Goldstone inflation

 

Mayukh Raj Gangopadhyay

 

 

 

 

4:00 - 4:15

Survey of Inflationary Initial State from CMB and LSS Observations

 

Debabrata Chandra

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