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

Monday, 4 December 2023
Tuesday, 5 December 2023
Wednesday, 6 December 2023
09:30 Inauguration
09:30 - 10:00
Contributions

09:30 Inauguration
10:00 Plenary
10:00 - 10:45
Contributions

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

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

12:00 LIGO observations and future with LIGO India - Surabhi Sachdev
12:45 Lunch Break
Lunch Break
12:45 - 14:15
14:15 Workshop on Astrophysical Relativity
14:15 - 16:30
Contributions

14:15 AstroSat - Indian Space-based Multi-wavelength Observatory (Invited Talk) - Anuj Nandi (Space Astronomy Group, ISITE Campus, U. R. Rao Satellite Centre)

14:45 Accreting Millisecond X-ray Pulsars: Probing Strong Field Gravity - aru beri (IISER Mohali, India)

15:00 Misaligned circum-single disks embedded in an AGN disk - Bhupendra Mishra (Nicolaus Copernicus Astronomical Center Warsaw Poland)

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

15:30 Investigating the existence of gravitomagnetic monopole in M87* - Chandrachur Chakraborty

15:45 Equation of states in the curved spacetime of compact stars and their effects on tidal deformability - Golam Mortuza Hossain (IISER Kolkata)

16:00 Microlensing Black Hole Shadows - HIMANSHU VERMA (IIT Bombay)

16:15 High-soft to low-hard state transition in black hole X-ray binaries with GRMHD simulations - Indu Kalpa Dihingia
Workshop on Classical & Quantum Gravity
14:15 - 16:30
Contributions

14:15 Regular spacetimes: black holes, wormholes and bubbles (Invited talk) - Sayan Kar (Indian Institute of Technology Kharagpur)

14:45 Influence of gravity on the quantum speed limit in neutrino oscillations (Session 1) - Abhishek Jha (Indian Institute of Science)

14:45 Pole-skipping in holography with scalar-Gauss-Bonnet coupling (Session 2) - Banashree Baishya (IIT Guwahati)

15:00 New regular black holes: geometry, matter sources and shadow profiles (Session 1) - Anjan Kar (Indian Institute of Technology Kharagpur)

15:00 Singularity free Emergent Universe from Dynamical wormhole (Session 2) - Bikash Chandra Paul (North Bengal University)

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

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

15:30 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)

15:30 The Conspiracy of dS Space in String Theory (?) (Session 2) - Dibya Chakraborty (Graduate students)

15:45 Effective quantum states for trapped surfaces (Session 1) - Ayan Chatterjee (Central University of Himachal Pradesh)

15:45 An analytical approach to compute conductivity of p-wave holographic superconductors (Session 2) - Diganta Parai (University of Hyderabad, PDRF)

16:00 Particle dynamics and new horizon structure around Kerr-Newman singularity (Session 1) - Ayanendu Dutta (Jadavpur University)

16:00 Are multiple reflecting boundaries capable of enhancing entanglement harvesting? (Session 2) - Dipankar Barman (Indian Institute of Technology Guwahati)

16:15 Energetics of a self-gravitating quantum system of charged particles (Session 1) - BALJEET KAUR LOTTE (Siksha 'O' Anusandhan Deemed to be University)

16:15 Unruh-de Witt detectors in curved spacetime (Session 2) - Hari K (Indian Institute of Technology, Madras)
Workshop on Cosmology
14:15 - 16:30
Contributions

14:15 Mapping the baryonic Universe: a new window into the cosmos (Invited Talk) - Hamsa Padmanabhan

14:45 Using Big Bang Nucleosynthesis to constrain f(R) gravity scalarons and primordial black hole masses (Session 1) - ABHIJIT TALUKDAR (Gauhati University)

14:45 Self-interactions of ULDM to the rescue? (Session 2) - Bihag Dave (Ahmedabad University)

15:00 Exploring Cosmic Anisotropy in the Bianchi-I Cosmological Model (Session 1) - ANSHUL Verma (Indian Institute of Technology - BHU)

15:00 Model-independent reconstruction of the evolution of dark energy using Gaussian process regression (Session 2) - Bikash Ranjan Dinda

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

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

15:30 Extremely magnified stars in cluster lenses (Session 1) - Ashish Kumar Meena (Ben-Gurion University of the Negev)

15:30 Effects of Z3 symmetric dark matter models on global 21-cm signal (Session 2) - Debarun Paul (Indian Statistical Institute, Kolkata)

15:45 An effective field theory approach to understand the primordial magnetogenesis (Session 1) - Ashu Kushwaha

15:45 Dark energy, D-branes, and Pulsar Timing Arrays (Session 2) - Debika Chowdhury

16:00 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)

16:00 Statistical Approaches to Study statistical Isotropy in CMB Sky maps (Session 2) - Dipanshu G (IISER Pune & RRI)

16:15 Squeezing, Chaos and Thermalization in Periodically Driven Quantum Systems: The Case of Bosonic Preheating (Session 1) - Ayan Chakraborty (INDIAN INSTITUTE OF TECHNOLOGY GUWAHATI)

16:15 Expansion-collapse duality between Einstein and Jordan frames: Implications at quantum level (Session 2) - Dipayan Mukherjee (Indian Institute of Science Education and Research Mohali)
Workshop on Gravitational Waves
14:15 - 16:30
Contributions

14:15 Probing fundamental physics with gravitational wave observations (Invited Talk) - Anuradha Gupta (The University of Mississippi)

14:45 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)

15:00 Noise analysis of the Indian Pulsar Timing Array data release I - Aman Srivastava

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

15:30 Multi-band Extension of the Wideband Timing Technique - Avinash Kumar Paladi (Indian Institute of Science)

15:45 Probing globular clusters and other astrophysical environments with gravitational waves emitted by accelerated compact binary mergers - AVINASH TIWARI (IUCAA, PUNE)

16:00 A Bayesian investigation of the neutron star equation-of-state vs. gravity degeneracy - Bhaskar Biswas (Universität Hamburg)

16:15 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)
16:30 Tea Break
Tea Break
16:30 - 17:00

17:00 Poster Session

17:00 - 18:00
18:00 Special Sessions: Prof. Padmanabhan's Memorial Session
Prof. Padmanabhan's Memorial Session
18:00 - 19:30
Contributions

18:00 Biographical overview - Prof.Jasjeet Singh Bagla

18:30 Quantum Gravity (ħ=1) - KINJALK LOCHAN (IISER Mohali)

19:00 Induced Gravity (ħ=1 to ħ=0) - Sudipta Sarkar (IIT, Gandhinagar)
19:45 Dinner
Dinner
19:45 - 21:30
Thursday, 7 December 2023
09:30 Plenary
09:30 - 11:00
Contributions

09:30 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 Theoretical developments in modeling cosmological structure formation - Aseem Paranjape
11:00 Tea Break
Tea Break
11:00 - 11:30
11:30 Plenary
11:30 - 13:00
Contributions

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

12:15 Hunting for gravitational waves in the era of cosmic dawn - Pratika Dayal
13:00 Lunch Break
Lunch Break
13:00 - 14:30
14:30 Workshop on Astrophysical Relativity
14:30 - 16:00
Contributions

14:30 Testing the equivalence principle with Blackhole image observations - JOSEPH P J (IISER Mohali)

14:45 The light bending phenomenon for a pulsar-black hole binary - Jyotijwal Debnath

15:00 Universe at extreme energies through GZK neutrinos and photons - Prantik Sarmah (Indian Institute of Technology Guwahati)

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

15:30 Superradiant driven evoulution of Active Galactic Nuclei - Priyanka Sarmah (phd student)

15:45 Black hole mimickers in light of the recently observed shadows of Sagittarius A* and M87* - Rajibul Shaikh (Seoul National University of Science and Technology)
Workshop on Classical & Quantum Gravity
14:30 - 16:00
Contributions

14:30 Spontaneous Symmetry Breaking in Rindler frame and AdS space (Session 1) - Haridev S R

14:30 End-state of gravitational collapse of scalar and vector fields: Strong naked singularities (Session 2) - Koushiki Bhattacharyya (Ahmedabad University)

14:45 Analyzing quantum gravity spillover in the semiclassical regime (Session 1) - Harkirat Singh Sahota (Indian Institute of Science Education and Research Mohali, India)

14:45 Boundary terms and Brown-York quasi-local parameters for scalar-tensor theory (Session 2) - Krishnakanta Bhattacharya (Fukushima University)

15:00 Membrane paradigm for slowly spinning compact objects (Session 2) - M. V. S. Saketh (Max Planck institute for gravitational physics, Potsdam (Albert Einstein Institute))

15:00 A master equation for gravitational wave memory (Session 1) - Indranil Chakraborty (Indian Institute of Technology Bombay)

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

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

15:30 QBHs in the Sky (Session 1) - Kabir Chakravarti (CEICO, FZU, Prague)

15:30 Fate of an infalling Passenger at the Cauchy Horizon of a Reissner-Nordström Black Hole (Session 2) - Nihar Ranjan Ghosh

15:45 Rindler trajectories and Rindler horizons in the Schwarzschild spacetime (Session 1) - Kajol Paithankar (Indian Institute of Astrophysics, Bengaluru, India)

15:45 Gravitational collapse with torsion and nonsingular Universe in a black hole (Session 2) - Nikodem Poplawski
Workshop on Cosmology
14:30 - 16:00
Contributions

14:30 Morphological Characterization of Galactic Foreground Emissions (Session 1) - Fazlu Rahman

14:30 Probing the HI distribution during post-reionization using the redshifted 21-cm marked power spectrum (Session 2) - Mohammad Kamran (Uppsala University)

14:45 Ultra-light primordial black holes from first-order phase transition with unique gravitational wave spectrum (Session 1) - Indrajit Saha (IIT Guwahati, India)

14:45 Cosmological events on the stochastic background of inflationary gravitational waves (Session 2) - N Malsawmtluangi

15:00 Measuring secondary halo bias using nearest neighbor distributions (Session 1) - Kaustubh Gupta (Indian Institute of Science Education and Research Pune)

15:00 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)

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

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

15:30 The co-evolution of supermassive black holes and their host haloes (Session 1) - Mahavir Sharma (IIT Bhilai)

15:30 The abundance of core--collapsed subhalos in SIDM: insights from structure formation in ΛCDM (Session 2) - Neev Shah

15:45 Primordial black hole reheating and its possible signatures (Session 1) - MD RIAJUL Haque (Indian Institute of Technology Madras)

15:45 Ultra-low mass primordial black holes in the early universe can explain the PTA signal (Session 2) - Nilanjandev Bhaumik (Indian Institute of Science, Bengaluru)
Workshop on Gravitational Waves
14:30 - 16:00
Contributions

14:30 “ENIGMA” - An aligned-spin eccentric IMR waveform model for compact binary mergers - Kaushik Paul (Indian Institute of Technology Madras)

14:45 Inferring the quantum black hole signatures from gravitational-wave observations - Krishnendu N V

15:00 Testing general relativity via direct measurement of black hole kicks - Parthapratim Mahapatra (Chennai Mathematical Institute)

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

15:30 Precision Gravity: Gravitational waves using Feynman diagrams - Raj Patil (Max Planck Institute for Gravitational Physics (Albert Einstein Institute) and Humboldt University)

15:45 Addressing issues in defining the Love numbers for black holes - Rajendra Prasad Bhatt (Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India.)
16:00 Tea Break
Tea Break
16:00 - 16:30
16:30 Special Sessions: Prof. A. K. Raychaudhuri Centenary Session
Prof. A. K. Raychaudhuri Centenary Session
16:30 - 18:00
Contributions

16:30 Raychaudhuri and the singularity theorems - José M Senovilla (University of the Basque Country UPV/EHU)
18:00 Poster Session

18:00 - 19:30

19:45 Dinner
Dinner
19:45 - 21:30
Friday, 8 December 2023
09:30 Plenary
09:30 - 10:15
Contributions

09:30 Gravitational Wave Paleontology: a new frontier to probe massive stars through cosmic history - Floor Broekgaarden (Simons Foundation | Columbia | Johns Hopkins)
10:15 Special Sessions: Special Gender Session
Special Gender Session
10:15 - 11:15
Contributions

10:15 Introducing Working Group on Gender - Sumati Surya

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

11:45 Black hole thermodynamics in higher derivative theories of gravity
12:45 Lunch Break
Lunch Break
12:45 - 14:15
14:15 Workshop on Astrophysical Relativity
14:15 - 16:30
Contributions

14:15 Astrophysical Implications of Gravitational Wave Observations (Invited Talk) - Sourav Chatterjee (TIFR, Mumbai)

14:45 Probing the Accretion/Ejection Geometry of X-ray Binaries Using Spectro-Polarimetry Study - Samir Mandal (Indian Institute of Space Science and Technology)

15:00 Oscillating shocks in the transonic, viscous, variable Γ accretion ﬂows around black holes - Sanjit Debnath (Aryabhatta Research Institute of Observational Sciences (ARIES), INDIA)

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

15:30 Shadow of regular black hole in scalar-tensor-vector gravity theory - subhadip sau (Jhargram Raj College)

15:45 Spectral energy distributions for transonic accretion flow in non-Kerr spacetime - Subhankar Patra

16:00 White dwarfs in Gaia survey to constrain the fine-structure constant - Surajit Kalita (University of Cape Town)
Workshop on Classical & Quantum Gravity
14:15 - 16:30
Contributions

14:15 Even a tiniest positive cosmological constant has a long tail (Invited Talk) - Sk Jahanur Hoque (BITS Pilani, Hyderabad campus)

14:45 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)

14:45 Causal description of marginally trapped regions in D dimensions (Session 2) - Sashideep Gutti (bits pilani hyderabad campus)

15:00 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)

15:00 Stochastic aspects for cosmic fluids (Session 2) - Seema Satin (Indian Institute of Science Education and Research Kolkata)

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

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

15:30 Maximal volume of a black hole in 2+1 dimensions (Session 1) - Rahul Nigam

15:30 Compactified Hyperboloidal Evolution in Numerical Relativity (Session 2) - Shalabh Gautam

15:45 Cosmology of Bianchi type-I metric using renormalization group approach for quantum gravity (Session 1) - Rituparna Mandal (University of Hyderabad)

15:45 Galactic wormholes: Geometry, stability, and echoes (Session 2) - Shauvik Biswas (Indian Association for the Cultivation of Science, Kolkata-700032, India.)

16:00 Extra dimension(s) of vanishing proper length: A non-Einsteinian phase in gravity and the implications (Session 1) - sandipan sengupta (IIT Kharagpur, India)

16:00 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)

16:15 Dyonic Kerr-Sen black holes revisited: shadow profiles and consequences (Session 2) - Soumya Jana (Sitananda College)
Workshop on Cosmology
14:15 - 16:30
Contributions

14:15 Instrumentation for redshifted 21-cm line observations (Invited Talk) - Saurabh Singh

14:45 Gravitational Waves Background from Quintessential Inflation and NANOGrav data (Session 1) - NUR JAMAN (Centre for Theoretical Physics, Jamia Millia Islamia)

14:45 The origin of supermassive black holes at high redshift (Session 2) - Ritik Sharma

15:00 Reconstructing the universe with machine learning (Session 1) - Purba Mukherjee (Indian Statistical Institute, Kolkata)

15:00 Consistency of loop quantum cosmology with the cosmic microwave background bispectrum (Session 2) - Roshna K (National Institute of Technology Karnataka, Surathkal)

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

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

15:30 A geometrical interpretation of foreground filters for HI intensity (Session 1) - Rahul Kothari (Indian Institute of Technology, Mandi)

15:30 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)

15:45 Precision Weak Lensing Analysis In CMB Observations For Upcoming Missions (Session 1) - Rajorshi Chandra (Raman Research Institute)

15:45 HI stacking predictions for upcoming surveys with SKA precursors (Session 2) - Sauraj Bharti (IISER Mohali, Punjab 140306, India)

16:00 Distinguishing cosmological models through quantum signatures of primordial perturbations (Session 1) - Rathul nath Raveendran (Indian Association for the Cultivation of Science, Kolkata, India)

16:00 Cosmology from Cross-Correlation of ACT-DR4 CMB Lensing and DES-Y3 Cosmic Shear (Session 2) - Shabbir Shaikh (Arizona State University)
Workshop on Gravitational Waves
14:15 - 16:30
Contributions

14:15 New black hole mergers in LVK data from a gravitational wave search including higher-order harmonics (Invited Talk) - Tejaswi Venumadhav (UCSB)

14:45 Exploring the Efficacy of Curriculum Learning in Training Neural Networks for Gravitational Wave Detection and Parameter Estimation in Near-Realistic Conditions - Rakesh Kabir

15:00 Black holes immersed in environment - Sayak Datta (Max Planck Institute for Gravitational Physics (AEI))

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

15:30 Effect of spins on the orbital dynamics of a binary system - Soham Bhattacharyya (IIT Madras)

15:45 Gear-up for the Action Replay: Leveraging Lensing for Enhanced Gravitational-Wave Early-Warning - Sourabh Magare (Inter University Center for Astronomy and Astrophysics)

16:00 Probing the nature of dark matter using gravitational-wave strong lensing - Souvik jana (International Centre for Theoretical Sciences (ICTS))
16:30 Tea Break
Tea Break
16:30 - 17:00
17:00 Public Lecture
17:00 - 18:15
Contributions

17:00 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)
18:15 Poster Session

18:15 - 19:30

19:45 Dinner
Dinner
19:45 - 21:30
Saturday, 9 December 2023
09:30 Plenary
09:30 - 11:00
Contributions

09:30 Do the Fundamental Constants change with Time? - Nissim Kanekar (National Centre for Radio Astrophysics, India)

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

11:30 Poster Session

11:30 - 12:45

13:00 Lunch Break
Lunch Break
13:00 - 14:30
14:30 Workshop on Astrophysical Relativity
14:30 - 17:00
Contributions

14:30 Seeing Hot and Energetic Universe through X-ray Eyes (Invited Talk) - Vikram Rana

15:00 Inclination distributions in tidal disruption events by spinning supermassive black holes - Tamanjyot Singh (The University of Texas at Dallas)

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

15:30 Gravitational analog of Gertsenshtein-Zeldovich effect. - Susmita Jana

15:45 Astrophysical significance of tidal interaction between white dwarfs and intermediate-mass black holes - Pritam Banerjee (Indian Institute of Technology Kharagpur)

16:00 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)

16:15 Impact of the net vertical magnetic field on thick accreting torus around black holes - SAMIK MITRA (Indian Institute of Technology Guwahati)

16:30 Investigation of black holes in analogous and astrophysical regimes - Mayank Pathak

16:45 A deeper insight into the accretion scenario of BH-ULXs with XMM-Newton - Seshadri Majumder (Indian Institute of Technology, Guwahati)
Workshop on Classical & Quantum Gravity
14:30 - 17:00
Contributions

14:30 TBD (Invited Talk) - Loganayagam R. (ICTS-TIFR, Bengaluru)

15:00 Gravitational wave memory for various black hole and wormhole geometries (Session 1) - Soumya Bhattacharya (S.N.Bose National Center for Basic Sciences)

15:00 Some classical aspects of Ellis-Bronnikov wormholes embedded in a warped background. (Session 2) - Suman Ghosh

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

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

15:30 Love for an Expanding universe and SdS black holes (Session 1) - Sreejith Nair

15:30 An Effective Theory model for Black Hole Membranes from Constraints of Symmetry (Session 2) - Swastik Bhattacharya (BITS Pilani Hyderabad)

15:45 A detection mechanism for black hole memory effect (Session 1) - Srijit Bhattacharjee

15:45 Unified Insights in Gravity Theories: Asymptotic Symmetries and Celestial Holography (Session 2) - Tabasum Rahnuma (Indian Institute of Science Education and Research, Bhopal)

16:00 Radiative processes of single and entangled detectors on circular trajectories in (2+1) dimensional Minkowski spacetime (Session 1) - Subhajit Barman (IIT Madras)

16:00 Particle creation in a dynamical gravitational wave background (Session 2) - Tanmoy Chakraborty (Indian Association for the Cultivation of Science)

16:15 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)

16:15 High-energy corrections to CGHS model: a systematic procedure (Session 2) - Tausif Parvez (Indian Institute Of Technology Bombay)

16:30 On the propagation of gravitational waves in matter-filled Bianchi I universe (Session 1) - Sucheta Datta (St.Xavier's College (Autonomous), Kolkata, India)

16:30 Emergent Spin in Quantum Cosmology of Bianchi Type-I Universe (Session 2) - vishal kumar (Indian Institute of Technology Guwahati)
Workshop on Cosmology
14:30 - 17:00
Contributions

14:30 The dynamics of Dark matter and the halo from Cluster to Dwarf scales (Invited Talk) - Susmita Adhikari (IISER, Pune)

15:00 Non-linear joint density-velocity evolution in f(R) theories of modified gravity (Session 1) - Sharvari Nadkarni-Ghosh (IIT Kanpur)

15:00 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)

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

15:15 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))

15:30 Synchrotron radiation from cosmic string wakes. (Session 1) - Soumen Nayak

15:30 Signature flip in deceleration parameter: A thermodynamic phase transition? (Session 2) - Tanima Duary (INDIAN INSTITUTE OF SCIENCE EDUCATION AND RESEARCH KOLKATA)

15:45 A semi-analytical treatment of coupled CDM-massive neutrino perturbations in diverse cosmological backgrounds (Session 1) - Sourav Pal (Indian Statistical Institute, Kolkata)

15:45 Non-linear regression with errors on both axes and its implications on Hubble tension (Session 2) - Ujjwal Upadhyay

16:00 A new method to simultaneously determine the reionization history and power spectrum (Session 1) - Suman Pramanick

16:00 Dark energy in light of the early JWST observations (Session 2) - upala mukherjee

16:15 The possibility of Q-balls as cosmological and galactic dark matter (Session 1) - Susobhan Mandal (IIT Bombay)

16:15 Towards a possible solution to the Hubble tension with Horndeski gravity (Session 2) - Yashi Tiwari (Indian Institute of Science, Bangalore, India)
Workshop on Gravitational Waves
14:30 - 17:00
Contributions

14:30 TBD (Invited Talk) - Nancy Aggarwal (Northwestern University)

15:00 Can LIGO Detect Non-Annihilating Dark Matter? - Sulagna Bhattacharya (Tata Institute of Fundamental Research, Mumbai)

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

15:30 A novel test of strong field gravity using binary black hole ringdowns - Swetha Bhagwat (University of Birmingham)

15:45 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)

16:00 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)
17:00 Tea Break
Tea Break
17:00 - 17:30

17:30 Conclusion: Concluding Remarks
Concluding Remarks
17:30 - 18:00

19:45 Dinner
Dinner
19:45 - 21:30