S. Dhar

activity

20222026

collaborators

10 papers

hep-ex2026

Detecting photons in radiative Bhabha interaction with Si-strip and LYSO crystals at future e+e- colliders

Chentao Bao, Hai Chen, Wang Chen +12

Next-generation e+e-colliders have been proposed for the Super Tau Charm Facility covering center-of-mass energies sqrt(s) = 2-7 GeV, and for the Higgs Factories optimized for Z-po…

math.RT2026

On Tate cohomology and base change of representations of $D^{\times}$

Sabyasachi Dhar

Let $F$ be a non-Archimedean local field with residue characteristic $p$ , and let $D$ be a central $F$ -division algebra of degree $d$ . Let $E / F$ be a finite Galois extension of pri…

math.RT2026

Asai Gamma Factors and Distinction in families

Sabyasachi Dhar, Hariom Sharma

Let $F$ be a finite extension of $Q_{p}$ and let $E$ be a quadratic extension of $F$ . A representation $(π, V)$ of $GL_{n} (E)$ is said to be $GL_{n} (F)$ -distinguished…

math.RT2025

A note on finiteness of Tate cohomology groups

Sabyasachi Dhar, Santosh Nadimpalli

Let $G$ be a reductive algebraic group defined over a non-Archimedean local field $F$ of residue characteristic $p$ . Let $σ$ be an automorphism of $G$ of order $ℓ$ -- a prime nu…

math.RT2025

Jacquet modules of Tate cohomology and base change lifting

Sabyasachi Dhar, Santosh Nadimpalli

Let $G$ be a connected reductive group defined over a non-Archimedean local field $F$ of residue characteristic $p$ . Let $ℓ$ be a prime number distinct from $p$ . Let $E$ be a cy…

math.RT2025

Kazhdan isomorphism over families and integrality under close local fields

Sabyasachi Dhar

Let $G$ be a split connected reductive group defined over $Z$ . Let $F$ be a locally compact non-Archimedean field with residue characteristic $p$ . For a locally compact no…

math.NT2024

Families over the integral Bernstein Center and Tate cohomology of local Base change lifts for GL(n, F)

Sabyasachi Dhar, Santosh Nadimpalli

Let $p$ and $l$ be distinct odd primes, and let $F$ be a $p$ -adic field. Let $π$ be a generic smooth integral representation of $GL_{n} (F)$ over an $Q_{l}$ -ve…

math.RT2023

Tate cohomology and local base change of generic representations of $GL_{3}$ -- non-banal case

Sabyasachi Dhar

Let $F$ be a finite extension of $Q_{p}$ , and let $E$ be a finite Galois extension of $F$ with degree of extension $l$ , where $l$ and $p$ are distinct odd primes. Let $π_{F}$ …

math.RT2023

Compatibility of Kazhdan and Brauer homomorphism

Sabyasachi Dhar

Let $G$ be a connected split reductive group defined over $Z$ . Let $F$ and $F^{'}$ be two non-Archimedean $m$ -close local fields, where $m$ is a positive integer. D.Kazhdan g…

math.NT2022

Tate cohomology of Whittaker lattices and base change of generic representations of $GL_{n}$

Sabyasachi Dhar, Santosh Nadimpalli

Let $p$ and $l$ be distinct odd primes and let $n \geq 2$ be a positive integer. Let $E$ be a finite Galois extension of degree $l$ of a $p$ -adic field $F$ . Let $q$ be the cardinali…

Detecting photons in radiative Bhabha interaction with Si-strip and LYSO crystals at future e+e- colliders

On Tate cohomology and base change of representations of D×

Asai Gamma Factors and Distinction in families

A note on finiteness of Tate cohomology groups

Jacquet modules of Tate cohomology and base change lifting

Kazhdan isomorphism over families and integrality under close local fields

Families over the integral Bernstein Center and Tate cohomology of local Base change lifts for GL(n, F)

Tate cohomology and local base change of generic representations of GL3​ -- non-banal case

Compatibility of Kazhdan and Brauer homomorphism

Tate cohomology of Whittaker lattices and base change of generic representations of GLn​

On Tate cohomology and base change of representations of $D^{\times}$

Tate cohomology and local base change of generic representations of $GL_{3}$ -- non-banal case

Tate cohomology of Whittaker lattices and base change of generic representations of $GL_{n}$