Name: 10th International Conference on Gravitation and Cosmology: New Horizons and Singularities in Gravity (ICGC 2023)
Start: 2023-12-06T09:30:00+05:30
End: 2023-12-09T21:30:00+05:30
Location: IIT Guwahati

10th International Conference on Gravitation and Cosmology: New Horizons and Singularities in Gravity (ICGC 2023)

from Wednesday, December 6, 2023 (9:30 AM) to Saturday, December 9, 2023 (9:30 PM)

Monday, December 4, 2023
Tuesday, December 5, 2023
Wednesday, December 6, 2023
9:30 AM
9:30 AM - 10:00 AM
Contributions

9:30 AM Inauguration
10:00 AM
10:00 AM - 10:45 AM
Contributions

10:00 AM Binary Neutron Stars: from macroscopic collisions to microphysics - Luciano Rezzolla
10:45 AM Tea Break
Tea Break
10:45 AM - 11:15 AM
11:15 AM
11:15 AM - 12:45 PM
Contributions

11:15 AM Free-falling in Quantum Spacetime - Maulik Parikh

12:00 PM LIGO observations and future with LIGO India - Surabhi Sachdev
12:45 PM Lunch Break
Lunch Break
12:45 PM - 2:15 PM
2:15 PM
2:15 PM - 4:30 PM
Contributions

2:15 PM AstroSat - Indian Space-based Multi-wavelength Observatory (Invited Talk) - Anuj Nandi (Space Astronomy Group, ISITE Campus, U. R. Rao Satellite Centre)

2:45 PM Accreting Millisecond X-ray Pulsars: Probing Strong Field Gravity - aru beri (IISER Mohali, India)

3:00 PM Misaligned circum-single disks embedded in an AGN disk - Bhupendra Mishra (Nicolaus Copernicus Astronomical Center Warsaw Poland)

3:15 PM Mass loss from relativistic magnetized accretion disc around rotating black holes - Camelia Jana

3:30 PM Investigating the existence of gravitomagnetic monopole in M87* - Chandrachur Chakraborty

3:45 PM Equation of states in the curved spacetime of compact stars and their effects on tidal deformability - Golam Mortuza Hossain (IISER Kolkata)

4:00 PM Microlensing Black Hole Shadows - HIMANSHU VERMA (IIT Bombay)

4:15 PM High-soft to low-hard state transition in black hole X-ray binaries with GRMHD simulations - Indu Kalpa Dihingia
2:15 PM - 4:30 PM
Contributions

2:15 PM Regular spacetimes: black holes, wormholes and bubbles (Invited talk) - Sayan Kar (Indian Institute of Technology Kharagpur)

2:45 PM Influence of gravity on the quantum speed limit in neutrino oscillations (Session 1) - Abhishek Jha (Indian Institute of Science)

2:45 PM Pole-skipping in holography with scalar-Gauss-Bonnet coupling (Session 2) - Banashree Baishya (IIT Guwahati)

3:00 PM New regular black holes: geometry, matter sources and shadow profiles (Session 1) - Anjan Kar (Indian Institute of Technology Kharagpur)

3:00 PM Singularity free Emergent Universe from Dynamical wormhole (Session 2) - Bikash Chandra Paul (North Bengal University)

3:15 PM Gravitational radiation from binary systems in f (R) gravity: A semi-classical approach (Session 1) - Ashish Narang (Institute of Physics, Bhubaneswar)

3:15 PM Thermodynamics of multi-horizon spacetimes (Session 2) - Chiranjeeb Singha

3:30 PM Phases of scalar and fermionic field theories in thermal Anti-de Sitter Spaces (Session 1) - ASTHA KAKKAR (DEPARTMENT OF PHYSICS AND ASTROPHYSICS, UNIVERSITY OF DELHI, DELHI - 110007, INDIA)

3:30 PM The Conspiracy of dS Space in String Theory (?) (Session 2) - Dibya Chakraborty (Graduate students)

3:45 PM Effective quantum states for trapped surfaces (Session 1) - Ayan Chatterjee (Central University of Himachal Pradesh)

3:45 PM An analytical approach to compute conductivity of p-wave holographic superconductors (Session 2) - Diganta Parai (University of Hyderabad, PDRF)

4:00 PM Particle dynamics and new horizon structure around Kerr-Newman singularity (Session 1) - Ayanendu Dutta (Jadavpur University)

4:00 PM Are multiple reflecting boundaries capable of enhancing entanglement harvesting? (Session 2) - Dipankar Barman (Indian Institute of Technology Guwahati)

4:15 PM Energetics of a self-gravitating quantum system of charged particles (Session 1) - BALJEET KAUR LOTTE (Siksha 'O' Anusandhan Deemed to be University)

4:15 PM Unruh-de Witt detectors in curved spacetime (Session 2) - Hari K (Indian Institute of Technology, Madras)
2:15 PM - 4:30 PM
Contributions

2:15 PM Mapping the baryonic Universe: a new window into the cosmos (Invited Talk) - Hamsa Padmanabhan

2:45 PM Using Big Bang Nucleosynthesis to constrain f(R) gravity scalarons and primordial black hole masses (Session 1) - ABHIJIT TALUKDAR (Gauhati University)

2:45 PM Self-interactions of ULDM to the rescue? (Session 2) - Bihag Dave (Ahmedabad University)

3:00 PM Exploring Cosmic Anisotropy in the Bianchi-I Cosmological Model (Session 1) - ANSHUL Verma (Indian Institute of Technology - BHU)

3:00 PM Model-independent reconstruction of the evolution of dark energy using Gaussian process regression (Session 2) - Bikash Ranjan Dinda

3:15 PM Detectable signatures of non-Bunch-Davies 3-point correlation from primordial magnetic fields: CMB μT spectrum (Session 1) - Arko Bhaumik (Indian Statistical Institute, Kolkata)

3:15 PM Probing the signatures of astrophysical scatter in the EoR 21cm signal using auto-bispectrum (Session 2) - Chandra Shekhar Murmu (Indian Institute of Technology Indore)

3:30 PM Extremely magnified stars in cluster lenses (Session 1) - Ashish Kumar Meena (Ben-Gurion University of the Negev)

3:30 PM Effects of Z3 symmetric dark matter models on global 21-cm signal (Session 2) - Debarun Paul (Indian Statistical Institute, Kolkata)

3:45 PM An effective field theory approach to understand the primordial magnetogenesis (Session 1) - Ashu Kushwaha

3:45 PM Dark energy, D-branes, and Pulsar Timing Arrays (Session 2) - Debika Chowdhury

4:00 PM Ruling out Strongly Interacting Dark Matter–Dark Radiation Models from Joint Observations of Cosmic Microwave Background and Quasar Absorption Spectra (Session 1) - Atrideb Chatterjee (Inter-University Centre for Astronomy and Astrophysics)

4:00 PM Statistical Approaches to Study statistical Isotropy in CMB Sky maps (Session 2) - Dipanshu G (IISER Pune & RRI)

4:15 PM Squeezing, Chaos and Thermalization in Periodically Driven Quantum Systems: The Case of Bosonic Preheating (Session 1) - Ayan Chakraborty (INDIAN INSTITUTE OF TECHNOLOGY GUWAHATI)

4:15 PM Expansion-collapse duality between Einstein and Jordan frames: Implications at quantum level (Session 2) - Dipayan Mukherjee (Indian Institute of Science Education and Research Mohali)
2:15 PM - 4:30 PM
Contributions

2:15 PM Probing fundamental physics with gravitational wave observations (Invited Talk) - Anuradha Gupta (The University of Mississippi)

2:45 PM Quasinormal Modes of Slowly Rotating Black Holes in Dynamical Chern-Simons Gravity up to Second Order in Spin - Alapati Tharaka Rama Chowdary (Indian Institute of Technology, Bombay)

3:00 PM Noise analysis of the Indian Pulsar Timing Array data release I - Aman Srivastava

3:15 PM Novel probes of dark matter with continuous gravitational waves - Andrew Miller

3:30 PM Multi-band Extension of the Wideband Timing Technique - Avinash Kumar Paladi (Indian Institute of Science)

3:45 PM Probing globular clusters and other astrophysical environments with gravitational waves emitted by accelerated compact binary mergers - AVINASH TIWARI (IUCAA, PUNE)

4:00 PM A Bayesian investigation of the neutron star equation-of-state vs. gravity degeneracy - Bhaskar Biswas (Universität Hamburg)

4:15 PM Analysing the sensitivity of nuclear equation of state parameters with stellar observables using f-modes oscillations in Neutron Stars - Debanjan Guha Roy (Birla Institute of Technology & Science Pilani, Hyderabad Campus, Secunderabad, Telangana, India)
4:30 PM Tea Break
Tea Break
4:30 PM - 5:00 PM

5:00 PM

5:00 PM - 6:00 PM
6:00 PM Prof. Padmanabhan's Memorial Session
Prof. Padmanabhan's Memorial Session
6:00 PM - 7:30 PM
Contributions

6:00 PM Biographical overview - Prof.Jasjeet Singh Bagla

6:30 PM Quantum Gravity (ħ=1) - KINJALK LOCHAN (IISER Mohali)

7:00 PM Induced Gravity (ħ=1 to ħ=0) - Sudipta Sarkar (IIT, Gandhinagar)
7:45 PM Dinner
Dinner
7:45 PM - 9:30 PM
Thursday, December 7, 2023
9:30 AM
9:30 AM - 11:00 AM
Contributions

9:30 AM Ultra-long wavelength gravitational waves with pulsar timing array - Bhal Chandra Joshi (National Centre for Radio Astrophysics, Pune / Indian Institute of Technology, Roorkee India)

10:15 AM Theoretical developments in modeling cosmological structure formation - Aseem Paranjape
11:00 AM Tea Break
Tea Break
11:00 AM - 11:30 AM
11:30 AM
11:30 AM - 1:00 PM
Contributions

11:30 AM Gravitational Wave Detectors (India): Present status & future plans - Sendhil Raja

12:15 PM Hunting for gravitational waves in the era of cosmic dawn - Pratika Dayal
1:00 PM Lunch Break
Lunch Break
1:00 PM - 2:30 PM
2:30 PM
2:30 PM - 4:00 PM
Contributions

2:30 PM Testing the equivalence principle with Blackhole image observations - JOSEPH P J (IISER Mohali)

2:45 PM The light bending phenomenon for a pulsar-black hole binary - Jyotijwal Debnath

3:00 PM Universe at extreme energies through GZK neutrinos and photons - Prantik Sarmah (Indian Institute of Technology Guwahati)

3:15 PM DEEP-TOV FOR CHARACTERIZING NEUTRON STARS - praveer tiwari (Indian Institute of Technology, Bombay)

3:30 PM Superradiant driven evoulution of Active Galactic Nuclei - Priyanka Sarmah (phd student)

3:45 PM Black hole mimickers in light of the recently observed shadows of Sagittarius A* and M87* - Rajibul Shaikh (Seoul National University of Science and Technology)
2:30 PM - 4:00 PM
Contributions

2:30 PM Spontaneous Symmetry Breaking in Rindler frame and AdS space (Session 1) - Haridev S R

2:30 PM End-state of gravitational collapse of scalar and vector fields: Strong naked singularities (Session 2) - Koushiki Bhattacharyya (Ahmedabad University)

2:45 PM Analyzing quantum gravity spillover in the semiclassical regime (Session 1) - Harkirat Singh Sahota (Indian Institute of Science Education and Research Mohali, India)

2:45 PM Boundary terms and Brown-York quasi-local parameters for scalar-tensor theory (Session 2) - Krishnakanta Bhattacharya (Fukushima University)

3:00 PM Membrane paradigm for slowly spinning compact objects (Session 2) - M. V. S. Saketh (Max Planck institute for gravitational physics, Potsdam (Albert Einstein Institute))

3:00 PM A master equation for gravitational wave memory (Session 1) - Indranil Chakraborty (Indian Institute of Technology Bombay)

3:15 PM Charged Scalar Hair on Reissner-Nordström Black Holes (Session 2) - Muhammed Shafeeque (Indian Institute of Technology Guwahati, India)

3:15 PM Unruh effect via radiative energy level shift (Session 1) - Jaffino Stargen D

3:30 PM QBHs in the Sky (Session 1) - Kabir Chakravarti (CEICO, FZU, Prague)

3:30 PM Fate of an infalling Passenger at the Cauchy Horizon of a Reissner-Nordström Black Hole (Session 2) - Nihar Ranjan Ghosh

3:45 PM Rindler trajectories and Rindler horizons in the Schwarzschild spacetime (Session 1) - Kajol Paithankar (Indian Institute of Astrophysics, Bengaluru, India)

3:45 PM Gravitational collapse with torsion and nonsingular Universe in a black hole (Session 2) - Nikodem Poplawski
2:30 PM - 4:00 PM
Contributions

2:30 PM Morphological Characterization of Galactic Foreground Emissions (Session 1) - Fazlu Rahman

2:30 PM Probing the HI distribution during post-reionization using the redshifted 21-cm marked power spectrum (Session 2) - Mohammad Kamran (Uppsala University)

2:45 PM Ultra-light primordial black holes from first-order phase transition with unique gravitational wave spectrum (Session 1) - Indrajit Saha (IIT Guwahati, India)

2:45 PM Cosmological events on the stochastic background of inflationary gravitational waves (Session 2) - N Malsawmtluangi

3:00 PM Measuring secondary halo bias using nearest neighbor distributions (Session 1) - Kaustubh Gupta (Indian Institute of Science Education and Research Pune)

3:00 PM Emergence of cosmic space with Barrow entropy, a non-equilibrium thermodynamic description (Session 2) - NANDHIDA KRISHNAN P (Ph.d, Department of Physics, Cochin University of Science and Technology)

3:15 PM Impact of sources of Epoch of Reionization (EoR) on the 21-cm bispectrum (Session 1) - Leon Noble (Indian Institute of Technology Indore)

3:15 PM Galaxy-dark matter connection of photometric galaxies from the HSC-SSP Survey using weak lensing (Session 2) - Navin Chaurasiya (IUCAA)

3:30 PM The co-evolution of supermassive black holes and their host haloes (Session 1) - Mahavir Sharma (IIT Bhilai)

3:30 PM The abundance of core--collapsed subhalos in SIDM: insights from structure formation in ΛCDM (Session 2) - Neev Shah

3:45 PM Primordial black hole reheating and its possible signatures (Session 1) - MD RIAJUL Haque (Indian Institute of Technology Madras)

3:45 PM Ultra-low mass primordial black holes in the early universe can explain the PTA signal (Session 2) - Nilanjandev Bhaumik (Indian Institute of Science, Bengaluru)
2:30 PM - 4:00 PM
Contributions

2:30 PM “ENIGMA” - An aligned-spin eccentric IMR waveform model for compact binary mergers - Kaushik Paul (Indian Institute of Technology Madras)

2:45 PM Inferring the quantum black hole signatures from gravitational-wave observations - Krishnendu N V

3:00 PM Testing general relativity via direct measurement of black hole kicks - Parthapratim Mahapatra (Chennai Mathematical Institute)

3:15 PM Testing of general relativity at the fourth post-Newtonian order - Poulami Dutta Roy (Chennai Mathematical Institute)

3:30 PM Precision Gravity: Gravitational waves using Feynman diagrams - Raj Patil (Max Planck Institute for Gravitational Physics (Albert Einstein Institute) and Humboldt University)

3:45 PM Addressing issues in defining the Love numbers for black holes - Rajendra Prasad Bhatt (Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India.)
4:00 PM Tea Break
Tea Break
4:00 PM - 4:30 PM
4:30 PM Prof. A. K. Raychaudhuri Centenary Session
Prof. A. K. Raychaudhuri Centenary Session
4:30 PM - 6:00 PM
Contributions

4:30 PM Raychaudhuri and the singularity theorems - José M Senovilla (University of the Basque Country UPV/EHU)
6:00 PM

6:00 PM - 7:30 PM

7:45 PM Dinner
Dinner
7:45 PM - 9:30 PM
Friday, December 8, 2023
9:30 AM
9:30 AM - 10:15 AM
Contributions

9:30 AM Gravitational Wave Paleontology: a new frontier to probe massive stars through cosmic history - Floor Broekgaarden (Simons Foundation | Columbia | Johns Hopkins)
10:15 AM Special Gender Session
Special Gender Session
10:15 AM - 11:15 AM
Contributions

10:15 AM Introducing Working Group on Gender - Sumati Surya

10:30 AM Women of Gravity - Bindu Bambah (University of Hyderabad)
11:15 AM Tea Break
Tea Break
11:15 AM - 11:45 AM
11:45 AM
11:45 AM - 12:30 PM
Contributions

11:45 AM Black hole thermodynamics in higher derivative theories of gravity
12:45 PM Lunch Break
Lunch Break
12:45 PM - 2:15 PM
2:15 PM
2:15 PM - 4:30 PM
Contributions

2:15 PM Astrophysical Implications of Gravitational Wave Observations (Invited Talk) - Sourav Chatterjee (TIFR, Mumbai)

2:45 PM Probing the Accretion/Ejection Geometry of X-ray Binaries Using Spectro-Polarimetry Study - Samir Mandal (Indian Institute of Space Science and Technology)

3:00 PM Oscillating shocks in the transonic, viscous, variable Γ accretion ﬂows around black holes - Sanjit Debnath (Aryabhatta Research Institute of Observational Sciences (ARIES), INDIA)

3:15 PM Imprints of spin on the solution and emission spectrum of accretion flows around black holes - Shilpa Sarkar (Harish Chandra Research Institute (HRI))

3:30 PM Shadow of regular black hole in scalar-tensor-vector gravity theory - subhadip sau (Jhargram Raj College)

3:45 PM Spectral energy distributions for transonic accretion flow in non-Kerr spacetime - Subhankar Patra

4:00 PM White dwarfs in Gaia survey to constrain the fine-structure constant - Surajit Kalita (University of Cape Town)
2:15 PM - 4:30 PM
Contributions

2:15 PM Even a tiniest positive cosmological constant has a long tail (Invited Talk) - Sk Jahanur Hoque (BITS Pilani, Hyderabad campus)

2:45 PM The breaking point of general relativity through f(R) scalaron gravity and higher dimensional Kaluza-Klein gravity near Sgr A* (Session 1) - P.C Lalremruati (Center of Excellence in Space Science India(CESSI), Indian Institute of Science Education and Research(IISER), Kolkata)

2:45 PM Causal description of marginally trapped regions in D dimensions (Session 2) - Sashideep Gutti (bits pilani hyderabad campus)

3:00 PM Gyroscopic Precession in the Vicinity of a Black Hole's Event Horizon and Naked Singularity for Static and Stationary Spacetime (Session 1) - Paulami Majumder (IISER KOLKATA)

3:00 PM Stochastic aspects for cosmic fluids (Session 2) - Seema Satin (Indian Institute of Science Education and Research Kolkata)

3:15 PM Harmonic coordinates in binary black hole mergers (Session 1) - Prayush Kumar (ICTS-TIFR)

3:15 PM Is the no-hair theorem a feature of gravity or General Relativity? (Session 2) - Semin Xavier

3:30 PM Maximal volume of a black hole in 2+1 dimensions (Session 1) - Rahul Nigam

3:30 PM Compactified Hyperboloidal Evolution in Numerical Relativity (Session 2) - Shalabh Gautam

3:45 PM Cosmology of Bianchi type-I metric using renormalization group approach for quantum gravity (Session 1) - Rituparna Mandal (University of Hyderabad)

3:45 PM Galactic wormholes: Geometry, stability, and echoes (Session 2) - Shauvik Biswas (Indian Association for the Cultivation of Science, Kolkata-700032, India.)

4:00 PM Extra dimension(s) of vanishing proper length: A non-Einsteinian phase in gravity and the implications (Session 1) - sandipan sengupta (IIT Kharagpur, India)

4:00 PM Raychaudhuri Equation in the Context of a Collapsing Fermionic Distribution Incorporating Effective Four-Fermi Interaction (Session 2) - Shibendu Gupta Choudhury (S. N. Bose National Centre for Basic Sciences)

4:15 PM Dyonic Kerr-Sen black holes revisited: shadow profiles and consequences (Session 2) - Soumya Jana (Sitananda College)
2:15 PM - 4:30 PM
Contributions

2:15 PM Instrumentation for redshifted 21-cm line observations (Invited Talk) - Saurabh Singh

2:45 PM Gravitational Waves Background from Quintessential Inflation and NANOGrav data (Session 1) - NUR JAMAN (Centre for Theoretical Physics, Jamia Millia Islamia)

2:45 PM The origin of supermassive black holes at high redshift (Session 2) - Ritik Sharma

3:00 PM Reconstructing the universe with machine learning (Session 1) - Purba Mukherjee (Indian Statistical Institute, Kolkata)

3:00 PM Consistency of loop quantum cosmology with the cosmic microwave background bispectrum (Session 2) - Roshna K (National Institute of Technology Karnataka, Surathkal)

3:15 PM Loop-level contributions of primordial non-Gaussianities and their observational consequences (Session 1) - Ragavendra H V

3:15 PM Qualitative Stability Analysis of Cosmological models in $f(T,\phi)$ Gravity (Session 2) - S SS

3:30 PM A geometrical interpretation of foreground filters for HI intensity (Session 1) - Rahul Kothari (Indian Institute of Technology, Mandi)

3:30 PM A Bayesian Neural Network based ILC method to estimate accurate CMB polarization power spectrum over large angular scales (Session 2) - Sarvesh Kumar Yadav (Raman Research Institute, Banglore, India)

3:45 PM Precision Weak Lensing Analysis In CMB Observations For Upcoming Missions (Session 1) - Rajorshi Chandra (Raman Research Institute)

3:45 PM HI stacking predictions for upcoming surveys with SKA precursors (Session 2) - Sauraj Bharti (IISER Mohali, Punjab 140306, India)

4:00 PM Distinguishing cosmological models through quantum signatures of primordial perturbations (Session 1) - Rathul nath Raveendran (Indian Association for the Cultivation of Science, Kolkata, India)

4:00 PM Cosmology from Cross-Correlation of ACT-DR4 CMB Lensing and DES-Y3 Cosmic Shear (Session 2) - Shabbir Shaikh (Arizona State University)
2:15 PM - 4:30 PM
Contributions

2:15 PM New black hole mergers in LVK data from a gravitational wave search including higher-order harmonics (Invited Talk) - Tejaswi Venumadhav (UCSB)

2:45 PM Exploring the Efficacy of Curriculum Learning in Training Neural Networks for Gravitational Wave Detection and Parameter Estimation in Near-Realistic Conditions - Rakesh Kabir

3:00 PM Black holes immersed in environment - Sayak Datta (Max Planck Institute for Gravitational Physics (AEI))

3:15 PM Unmasking noise transients mimicking intermediate-mass black hole binaries - Sayantan Ghosh (Indian Institute of Technology Bombay)

3:30 PM Effect of spins on the orbital dynamics of a binary system - Soham Bhattacharyya (IIT Madras)

3:45 PM Gear-up for the Action Replay: Leveraging Lensing for Enhanced Gravitational-Wave Early-Warning - Sourabh Magare (Inter University Center for Astronomy and Astrophysics)

4:00 PM Probing the nature of dark matter using gravitational-wave strong lensing - Souvik jana (International Centre for Theoretical Sciences (ICTS))
4:30 PM Tea Break
Tea Break
4:30 PM - 5:00 PM
5:00 PM
5:00 PM - 6:15 PM
Contributions

5:00 PM The Gravitational-Wave Revolution: Observing Some Of The Most Cataclysmic Events In The Universe With The Most Precise Detectors Ever Constructed - David Reitze (California Institute of Technology)
6:15 PM

6:15 PM - 7:30 PM

7:45 PM Dinner
Dinner
7:45 PM - 9:30 PM
Saturday, December 9, 2023
9:30 AM
9:30 AM - 11:00 AM
Contributions

9:30 AM Do the Fundamental Constants change with Time? - Nissim Kanekar (National Centre for Radio Astrophysics, India)

10:15 AM Cosmography with gravitational waves: from current detections to future observatories - Archisman Ghosh (Ghent University)
11:00 AM Tea Break
Tea Break
11:00 AM - 11:30 AM

11:30 AM

11:30 AM - 12:45 PM

1:00 PM Lunch Break
Lunch Break
1:00 PM - 2:30 PM
2:30 PM
2:30 PM - 5:00 PM
Contributions

2:30 PM Seeing Hot and Energetic Universe through X-ray Eyes (Invited Talk) - Vikram Rana

3:00 PM Inclination distributions in tidal disruption events by spinning supermassive black holes - Tamanjyot Singh (The University of Texas at Dallas)

3:15 PM Massive, magnetized compact stars: Theory and Simulation - Zenia Zuraiq (Indian Institute of Science)

3:30 PM Gravitational analog of Gertsenshtein-Zeldovich effect. - Susmita Jana

3:45 PM Astrophysical significance of tidal interaction between white dwarfs and intermediate-mass black holes - Pritam Banerjee (Indian Institute of Technology Kharagpur)

4:00 PM Spectral and timing properties of GX 17+2 using AstroSat and NICER simultaneous view - Biplob Sarkar (Department of Applied Sciences, School of Engineering, Tezpur University)

4:15 PM Impact of the net vertical magnetic field on thick accreting torus around black holes - SAMIK MITRA (Indian Institute of Technology Guwahati)

4:30 PM Investigation of black holes in analogous and astrophysical regimes - Mayank Pathak

4:45 PM A deeper insight into the accretion scenario of BH-ULXs with XMM-Newton - Seshadri Majumder (Indian Institute of Technology, Guwahati)
2:30 PM - 5:00 PM
Contributions

2:30 PM TBD (Invited Talk) - Loganayagam R. (ICTS-TIFR, Bengaluru)

3:00 PM Gravitational wave memory for various black hole and wormhole geometries (Session 1) - Soumya Bhattacharya (S.N.Bose National Center for Basic Sciences)

3:00 PM Some classical aspects of Ellis-Bronnikov wormholes embedded in a warped background. (Session 2) - Suman Ghosh

3:15 PM Quantum-to-classical transition of leading-order background fluctuations (Session 1) - Sree Mahesh Chandran (Indian Institute of Technology Bombay)

3:15 PM Analytic three-dimensional hairy charged black holes and thermodynamics (Session 2) - supragyan priyadarshinee

3:30 PM Love for an Expanding universe and SdS black holes (Session 1) - Sreejith Nair

3:30 PM An Effective Theory model for Black Hole Membranes from Constraints of Symmetry (Session 2) - Swastik Bhattacharya (BITS Pilani Hyderabad)

3:45 PM A detection mechanism for black hole memory effect (Session 1) - Srijit Bhattacharjee

3:45 PM Unified Insights in Gravity Theories: Asymptotic Symmetries and Celestial Holography (Session 2) - Tabasum Rahnuma (Indian Institute of Science Education and Research, Bhopal)

4:00 PM Radiative processes of single and entangled detectors on circular trajectories in (2+1) dimensional Minkowski spacetime (Session 1) - Subhajit Barman (IIT Madras)

4:00 PM Particle creation in a dynamical gravitational wave background (Session 2) - Tanmoy Chakraborty (Indian Association for the Cultivation of Science)

4:15 PM Perturbing the perturbed: Quasi-normal mode instability in asymptotically de Sitter black holes (Session 1) - Subhodeep Sarkar (Indian Institute of Information Technology, Allahabad; Centre for Theoretical Physics, Jamia Millia Islamia)

4:15 PM High-energy corrections to CGHS model: a systematic procedure (Session 2) - Tausif Parvez (Indian Institute Of Technology Bombay)

4:30 PM On the propagation of gravitational waves in matter-filled Bianchi I universe (Session 1) - Sucheta Datta (St.Xavier's College (Autonomous), Kolkata, India)

4:30 PM Emergent Spin in Quantum Cosmology of Bianchi Type-I Universe (Session 2) - vishal kumar (Indian Institute of Technology Guwahati)
2:30 PM - 5:00 PM
Contributions

2:30 PM The dynamics of Dark matter and the halo from Cluster to Dwarf scales (Invited Talk) - Susmita Adhikari (IISER, Pune)

3:00 PM Non-linear joint density-velocity evolution in f(R) theories of modified gravity (Session 1) - Sharvari Nadkarni-Ghosh (IIT Kanpur)

3:00 PM Loop contributions to the scalar power spectrum due to quartic order action in ultra slow roll inflation (Session 2) - SUVASHIS MAITY (INDIAN INSTITUTE OF TECHNOLOGY MADRAS)

3:15 PM Dynamical system analysis in teleparallel gravity with boundary term (Session 1) - Siddheshwar Kadam (BITS-Pilani Hyderabad Campus India)

3:15 PM A Local Perspective on Hubble Tension from Cosmological N-body Simulations (Session 2) - Swati Gavas (Indian Institute of Science Education and Research Mohali (IISER-M))

3:30 PM Synchrotron radiation from cosmic string wakes. (Session 1) - Soumen Nayak

3:30 PM Signature flip in deceleration parameter: A thermodynamic phase transition? (Session 2) - Tanima Duary (INDIAN INSTITUTE OF SCIENCE EDUCATION AND RESEARCH KOLKATA)

3:45 PM A semi-analytical treatment of coupled CDM-massive neutrino perturbations in diverse cosmological backgrounds (Session 1) - Sourav Pal (Indian Statistical Institute, Kolkata)

3:45 PM Non-linear regression with errors on both axes and its implications on Hubble tension (Session 2) - Ujjwal Upadhyay

4:00 PM A new method to simultaneously determine the reionization history and power spectrum (Session 1) - Suman Pramanick

4:00 PM Dark energy in light of the early JWST observations (Session 2) - upala mukherjee

4:15 PM The possibility of Q-balls as cosmological and galactic dark matter (Session 1) - Susobhan Mandal (IIT Bombay)

4:15 PM Towards a possible solution to the Hubble tension with Horndeski gravity (Session 2) - Yashi Tiwari (Indian Institute of Science, Bangalore, India)
2:30 PM - 5:00 PM
Contributions

2:30 PM TBD (Invited Talk) - Nancy Aggarwal (Northwestern University)

3:00 PM Can LIGO Detect Non-Annihilating Dark Matter? - Sulagna Bhattacharya (Tata Institute of Fundamental Research, Mumbai)

3:15 PM Tidal heating as a direct probe of Strange matter inside Neutron stars - Suprovo Ghosh

3:30 PM A novel test of strong field gravity using binary black hole ringdowns - Swetha Bhagwat (University of Birmingham)

3:45 PM Bayesian framework to infer the Hubble constant from cross-correlation of individual gravitational wave events with galaxies - Tathagata Ghosh (Inter-University Centre for Astronomy and Astrophysics)

4:00 PM Tidal deformation of dynamical horizons in binary black hole mergers and its imprint in their gravitational radiation - Vaishak Prasad (International Centre for Theoretical Sciences - Tata Institute of Fundamental Research)
5:00 PM Tea Break
Tea Break
5:00 PM - 5:30 PM

5:30 PM Concluding Remarks
Concluding Remarks
5:30 PM - 6:00 PM

7:45 PM Dinner
Dinner
7:45 PM - 9:30 PM

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