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Sayantan Choudhury

centre for cosmology and science popularization

46H-index
237Paper Count
7.2KCitation Count
Published Papers 72
Publication Date
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Gravitational wave signatures of periodic motion near higher-derivative Einstein–Æther black holes
errEuropean Physical Journal C
IF4.8
err2026-07-08
err0
errOAAI
errSayantan Choudhury; Pankaj Padiyar; Md Khalid Hossain; Gulnur Bauyrzhan; Koblandy Yerzhanov
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What new physics can we extract from inflation using the ACT DR6 and DESI DR2 Observations?
errJournal of High Energy Astrophysics
IF10.5
err2026-06-02
err0
PREAI
errSayantan Choudhury; Gulnur Bauyrzhan; Swapnil Kumar Singh; Koblandy Yerzhanov
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errSave
Untangling PBH Overproduction in w $w$ -SIGWs Generated by Pulsar Timing Arrays for MST-EFT of Single Field Inflation
errFortschritte der Physik
IF0
err2026-01-15
err0
PREAI
errSayantan Choudhury; Kritartha Dey; Ahaskar Karde
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errSave
Mass gap in non-perturbative quadratic R2 gravity via Dyson-Schwinger
errNuclear Physics B
IF2.8
err2025-12-20
err0
errOAAI
errSayantan Choudhury; Marco Frasca; Anish Ghoshal
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errSave
Stochastic origin of primordial fluctuations in the sky
errINTERNATIONAL JOURNAL OF MODERN PHYSICS D
IF2.1
err2025-10-01
err1
errOAAI
errChoudhury, Sayantan
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errSave
Negative non-Gaussianity as a salvager for PBHs with PTAs in bounce
errEUROPEAN PHYSICAL JOURNAL C
IF4.8
err2025-04-30
err1
errOAAI
errChoudhury, Sayantan; Dey, Kritartha; Ganguly, Siddhant; Karde, Ahaskar; Singh, Swapnil Kumar; Tiwari, Pranjal
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errSave
Large fluctuations and primordial black holes
errPHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS
IF29.5
err2025-02-01
err0
PREAI
errChoudhury, Sayantan; Sami, M.
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errSave
Primordial black holes from effective field theory of stochastic single field inflation at NNNLO
errEUROPEAN PHYSICAL JOURNAL C
IF4.8
err2025-01-14
err0
errOAAI
errChoudhury, Sayantan; Karde, Ahaskar; Padiyar, Pankaj; Sami, M.
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Evading no-go for PBH formation and production of SIGWs using Multiple Sharp Transitions in EFT of single field inflation
errPHYSICS OF THE DARK UNIVERSE
IF6.4
err2024-12-01
err6
errOAAI
errBhattacharya, Gourab; Choudhury, Sayantan; Dey, Kritartha; Ghosh, Saptarshi; Karde, Ahaskar; Mishra, Navneet Suryaprakash
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Regularized-renormalized-resummed loop corrected power spectrum of non-singular bounce with Primordial Black Hole formation
errEUROPEAN PHYSICAL JOURNAL C
IF4.8
err2024-11-15
err2
errOAAI
errChoudhury, Sayantan; Karde, Ahaskar; Panda, Sudhakar; Sengupta, Soumitra
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errSave
Reconstructing inflationary potential from NANOGrav 15-year data: A robust study using Non-Bunch Davies initial condition
errJOURNAL OF HIGH ENERGY ASTROPHYSICS
IF10.5
err2024-11-01
err0
PREAI
errChoudhury, Sayantan
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errSave
Obviating PBH overproduction for SIGWs generated by pulsar timing arrays in loop corrected EFT of bounce
errJOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS
IF5.9
err2024-09-04
err7
PREAI
errChoudhury, Sayantan; Ganguly, Siddhant; Panda, Sudhakar; Sengupta, Soumitra; Tiwari, Pranjal
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errSave
No-go for the formation of heavy mass Primordial Black Holes in Single Field Inflation
errEUROPEAN PHYSICAL JOURNAL C
IF4.8
err2024-09-02
err11
errOAAI
errChoudhury, Sayantan; Gangopadhyay, Mayukh R.; Sami, M.
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errSave
Primordial non-Gaussianity as a saviour for PBH overproduction in SIGWs generated by pulsar timing arrays for Galileon inflation
errPHYSICS LETTERS B
IF4.5
err2024-09-01
err11
errOAAI
errChoudhury, Sayantan; Dey, Kritartha; Karde, Ahaskar; Panda, Sudhakar; Sami, M.
errShare
errSave
Realisation of the ultra-slow roll phase in Galileon inflation and PBH overproduction
errJOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS
IF5.9
err2024-07-17
err13
errOAAI
errChoudhury, Sayantan; Karde, Ahaskar; Panda, Sudhakar; Sami, M.
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errSave
Single field inflation in the light of Pulsar Timing Array Data: quintessential interpretation of blue tilted tensor spectrum through Non-Bunch Davies initial condition
errEUROPEAN PHYSICAL JOURNAL C
IF4.8
err2024-03-17
err27
errOAAI
errChoudhury, Sayantan
errShare
errSave
Primordial non-Gaussianity from ultra slow-roll Galileon inflation
errJOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS
IF5.9
err2024-01-10
err22
PREAI
errChoudhury, Sayantan; Karde, Ahaskar; Panda, Sudhakar; Sami, M.
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errSave
Entanglement Negativity in de Sitter Biverse from Stringy Axionic Bell Pair: An Analysis Using Bunch-Davies Vacuum
errFORTSCHRITTE DER PHYSIK-PROGRESS OF PHYSICS
IF7.8
err2023-11-27
err2
PREAI
errChoudhury, Sayantan
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errSave
Quantum loop effects on the power spectrum and constraints on primordial black holes
errJOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS
IF5.9
err2023-11-14
err48
errOAAI
errChoudhury, Sayantan; Panda, Sudhakar; Sami, M.
errShare
errSave
PBH formation in EFT of single field inflation with sharp transition
errPHYSICS LETTERS B
IF4.5
err2023-10-01
err66
errOAAI
errChoudhury, Sayantan; Panda, Sudhakar; Sami, M.
errShare
errSave

Research Directions

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Co-authors
Cooperation Journals
A
Arun Kumar
H-index: 158 · Papers: 2.8K
S
Subhashish Banerjee
H-index: 29 · Papers: 264
A
Ahaskar Karde
H-index: 8 · Papers: 17
N
Nitin Gupta
H-index: 6 · Papers: 15
K
Kritartha Dey
H-index: 5 · Papers: 12
View more