Indian Institute of Technology Guwahati

output

19992026

most citedEvidence for an excess of B -> D(*) Tau Nu decays

857 citations

researchers with a paper here

Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

collaborating institutions

1,492 papers

cs.DC2026

LLM-Based Multi-Agent Collaboration for Constrained Multi-Objective Container Placement

Suvarthi Sarkar, Abhishek Hazra, Akshat Mittal +1

Container placement in data centers must simultaneously minimize power consumption and maximize affinity preferences, while satisfying multi-resource capacity and anti-affinity con…

cs.CV2026

MemeTAG: Keyword-Driven Meme Classification through Tag Embedding Reconstruction

Akshit Sharma, Prashant W. Patil

The proliferation of harmful internet memes poses a significant societal threat, yet their automated classification remains a formidable algorithmic challenge due to the nuanced, m…

math.PR2026

Functional limiting behaviour of non-stationary marked Hawkes processes under multi-scaling high-intensity regime

Ankita Sen, Dharmaraja Selvamuthu, N. Selvaraju

This paper studies the non-stationary marked Hawkes processes in which the base intensity function is time-dependent and the kernel function is governed by an external random facto…

quant-ph2026

Dependency-Aware Circuit Scheduling for Multi-Core Quantum Systems to Minimize Makespan

Rajeswari Suance P S, Ruchika Gupta, Maurizio Palesi +1

Multi-core quantum computing architectures have emerged as a promising solution to the qubit scalability limitations of monolithic NISQ devices. Quantum algorithms are expressed as…

astro-ph.HE2026

Relativistic Accretion Flow in a Generic Class of Spherically Symmetric Static Spacetime

Pradeepkumar Yadav, Sayan Chakrabarti, Santabrata Das

We investigate the properties of low angular momentum, inviscid, advective accretion flows in a generic static and spherically symmetric spacetime that incorporates higher-order co…

cs.MA2026

A Reinforcement Learning Inspired Latent Yield Based Adaptive Algorithm Switching Mechanism

Jayprakash S. Nair, Jimson Mathew, Shivashankar B. Nair

Selecting the most suitable algorithm for a given problem instance remains a challenging task, particularly in online or dynamic environments where problem characteristics evolve o…

astro-ph.SR2026

Iron Fluorescence in X-class Solar Flares: Aditya-L1/SoLEXS Observations

Abhilash R. Sarwade, K. Sankarasubramanian, Monoj Bug +5

Iron fluorescence is produced by the irradiation of the solar photosphere by coronal X-rays during flares. This study presents the first comprehensive analysis of iron K $α$ fluores…

astro-ph.CO2026

Gravitational Waves from Post-Inflationary Magnetism: Direct and Scalar-Induced Contributions

Subhasis Maiti

We study stochastic gravitational waves generated in a post-inflationary magnetogenesis scenario with time-dependent gauge couplings during inflation and reheating. In this setup,…

astro-ph.CO2026

Inflaton accretion onto primordial black holes during reheating

Jitumani Kalita, Debaprasad Maity

Primordial Black Holes (PBHs) forming prior to Big Bang Nucleosynthesis evolve during the reheating epoch, an environment dominated by an oscillating inflaton field decaying into a…

cond-mat.quant-gas2026

Stability and dynamics of dark-bright solitons in spin-orbit- and Rabi-coupled binary Bose-Einstein condensates

K. Rajaswathi, R. Ravisankar, R. Radha +2

We investigate the stability and nonlinear dynamics of dark--bright solitons in a one-dimensional binary Bose--Einstein condensate subjected to synthetic spin--orbit and Rabi coupl…

astro-ph.GA2026

Extended Universal Rotational Curve of Spiral Galaxies

Esha Bhatia, Paolo Salucci, Tiziano Schiavone +1

In this work, we aim to advance the Universal Rotation Curve (URC) paradigm by leveraging new data and extending its observational domain. Building on previous studies that establi…

cs.CY2026

Lessons from Skill Development Programs -- Livelihood College of Dhamtari

Arnab Paul Choudhury, Nihal Patel

Skill training is crucial for enabling dignified livelihood opportunities. In India, various schemes and initiatives aim to provide skill training in different domains, with ICT an…

cond-mat.mes-hall2026

Emergence of Non-Hermitian Magic Angles and Topological Phase Transitions in Twisted Bilayer $α$ - $T_{3}$ Lattices

Shaina Gandhi, Gourab Paul, Srijata Lahiri +1

We investigate the flat-band properties and topological phase transitions in a non-Hermitian twisted bilayer $α - T_{3}$ lattice. Here, non-Hermiticity is introduced via Hatano-Nelson-…

cond-mat.quant-gas2026

Vortex Retention Mediated Turbulent Transitions in Self-Gravitating Bosonic and Axionic Condensates

Anirudh Sivakumar, Sanjay Shukla, Rahul Pandit +2

We investigate turbulent spin-down dynamics in self-gravitating Bose-Einstein condensates, comparing purely bosonic and axionic (higher-order interacting) systems. Through simulati…

hep-ph2026

Cogenesis of visible and dark matter in type-I Dirac seesaw

Debasish Borah, Partha Kumar Paul, Narendra Sahu

We propose a novel cogenesis framework based on the type-I Dirac seesaw mechanism. The minimal type-I Dirac seesaw with three heavy vector-like fermions $(N)$ , one singlet scalar $…

hep-ph2026★ 1 cited

Revisiting Singlet Fermion Dark Matter with a Scalar Portal: Connecting Higgs Phenomenology and Strong Electroweak Phase Transition

Jaydeb Das, Saurabh Niyogi, Tripurari Srivastava

We investigate a minimal extension of the Standard Model with a real singlet scalar and a singlet Dirac fermion acting as dark matter. Unlike a conventional singlet scalar setup, w…

cond-mat.mtrl-sci2025

Spin-Reorientation Dynamics and Strong-Spin Phonon Coupling in Ce-substituted SmCrO $_{3}$

Shaona Das, Ravi Kiran Dokala, Subhash Thota

We report the influence of Ce $^{3 +}$ substitution on the magnetic structures and phonon dynamics in SmCrO $_{3}$ perovskites. Magnetic landscapes are spanned by long-range canted anti…

cond-mat.mtrl-sci2025

Giant-Magnetocaloric effect and phonon dynamics in (GdCe)CrO $_{3}$

Ravi Kiran Dokala, Shaona Das, Subhash Thota

We investigate the effect of Ce $^{3 +}$ substitution on the magnetic ordering and phonon dynamics of the GdCrO $_{3}$ orthorhombic perovskite. The Ce doped compound exhibits long-range…

physics.comp-ph2025

A survey of interlayer interaction models for graphene and other 2D materials

Gourav Yadav, Shakti S. Gupta, Roger A. Sauer

This work presents a survey of mechanical models describing van der Waals interactions between 2D materials, encompassing both continuous elastomer-like materials and discrete (cry…

hep-ex2025★ 1 cited

Ionization-based search for magnetic monopoles using the NOvA Far Detector

The NOvA Collaboration

We report a search for highly-ionizing magnetic monopoles in the cosmic-ray flux using a 2,713-day dataset collected during 2015--2025 with the NOvA Far Detector, a 14-kiloton segm…

astro-ph.HE2025★ 2 cited

Revisiting PBH accretion, evaporation and their cosmological consequences

Jitumani Kalita, Debaprasad Maity

Primordial black holes (PBHs) provide a unique probe of the early Universe. Their cosmological evolution is governed by the competition between mass accretion and Hawking evaporati…

hep-ph2025

Electroweak phase transition in SMEFT: Gravitational wave and collider complementarity

Sahabub Jahedi, Indrajit Saha, Abhik Sarkar

We study the first-order electroweak phase transition (FO-EWPT) within the Standard Model Effective Field Theory (SMEFT) framework induced by dimension-6 operators. Such phenomena…

cond-mat.str-el2025

Clustering-Enhanced Time- and Angle-Resolved Photoemission Study of LaTe $_{3}$ : Absence of a Photoinduced Secondary CDW in the Electronic Structure

Gesa-R. Siemann, Davide Curcio, Anders S. Mortensen +9

Optical control offers a compelling route for tailoring material properties on an ultrafast time scale. Ordered states such as charge density waves (CDWs) can be transiently melted…