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Sayantan Choudhury

centre for cosmology and science popularization

46H指数
237论文数
7.2K被引数
收录论文 72
发表时间
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Gravitational wave signatures of periodic motion near higher-derivative Einstein–Æther black holes高阶导数爱因斯坦-Æther黑洞附近周期运动的引力波信号
errEuropean Physical Journal C
IF4.8
err2026-07-08
err0
errOAAI
errSayantan Choudhury; Pankaj Padiyar; Md Khalid Hossain; Gulnur Bauyrzhan; Koblandy Yerzhanov
err分享
err收藏
What new physics can we extract from inflation using the ACT DR6 and DESI DR2 Observations?利用ACT DR6和DESI DR2观测结果，我们能从宇宙暴胀中提取哪些新物理？
errJournal of High Energy Astrophysics
IF10.5
err2026-06-02
err0
PREAI
errSayantan Choudhury; Gulnur Bauyrzhan; Swapnil Kumar Singh; Koblandy Yerzhanov
err分享
err收藏
Untangling PBH Overproduction in w $w$ -SIGWs Generated by Pulsar Timing Arrays for MST-EFT of Single Field Inflation解开由脉冲星计时阵列生成的w-SIGWs导致的原初黑洞过量产生问题，针对单场暴胀的MST-EFT。
errFortschritte der Physik
IF0
err2026-01-15
err0
PREAI
errSayantan Choudhury; Kritartha Dey; Ahaskar Karde
err分享
err收藏
Mass gap in non-perturbative quadratic R2 gravity via Dyson-Schwinger通过戴逊-舒温格方程研究非微扰二次R2引力中的质量间隙
errNuclear Physics B
IF2.8
err2025-12-20
err0
errOAAI
errSayantan Choudhury; Marco Frasca; Anish Ghoshal
err分享
err收藏
Stochastic origin of primordial fluctuations in the sky天空中原初涨落的随机起源
errINTERNATIONAL JOURNAL OF MODERN PHYSICS D
IF2.1
err2025-10-01
err1
errOAAI
errChoudhury, Sayantan
err分享
err收藏
Negative non-Gaussianity as a salvager for PBHs with PTAs in bounce反弹中负的非高斯性作为原初黑洞与脉冲星计时阵列的拯救者
errEUROPEAN PHYSICAL JOURNAL C
IF4.8
err2025-04-30
err1
errOAAI
errChoudhury, Sayantan; Dey, Kritartha; Ganguly, Siddhant; Karde, Ahaskar; Singh, Swapnil Kumar; Tiwari, Pranjal
err分享
err收藏
Large fluctuations and primordial black holes大波动和原始黑洞
errPHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS
IF29.5
err2025-02-01
err0
PREAI
errChoudhury, Sayantan; Sami, M.
err分享
err收藏
Primordial black holes from effective field theory of stochastic single field inflation at NNNLO来自NNNLO随机单场膨胀的有效场理论的原始黑洞
errEUROPEAN PHYSICAL JOURNAL C
IF4.8
err2025-01-14
err0
errOAAI
errChoudhury, Sayantan; Karde, Ahaskar; Padiyar, Pankaj; Sami, M.
err分享
err收藏
Evading no-go for PBH formation and production of SIGWs using Multiple Sharp Transitions in EFT of single field inflation在单场充气的EFT中使用多个急剧过渡来避免PBH形成和sigw的生产
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
err分享
err收藏
Regularized-renormalized-resummed loop corrected power spectrum of non-singular bounce with Primordial Black Hole formation原始黑洞形成的非奇异反弹的正则化-重归一化-恢复回路校正功率谱
errEUROPEAN PHYSICAL JOURNAL C
IF4.8
err2024-11-15
err2
errOAAI
errChoudhury, Sayantan; Karde, Ahaskar; Panda, Sudhakar; Sengupta, Soumitra
err分享
err收藏
Reconstructing inflationary potential from NANOGrav 15-year data: A robust study using Non-Bunch Davies initial condition从NANOGrav 15年数据重建通胀潜力: 使用非束戴维斯初始条件的稳健研究
errJOURNAL OF HIGH ENERGY ASTROPHYSICS
IF10.5
err2024-11-01
err0
PREAI
errChoudhury, Sayantan
err分享
err收藏
Obviating PBH overproduction for SIGWs generated by pulsar timing arrays in loop corrected EFT of bounce消除了由脉冲星定时阵列在回路中产生的sigw的PBH过量产生，校正了反弹的EFT
errJOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS
IF5.9
err2024-09-04
err7
PREAI
errChoudhury, Sayantan; Ganguly, Siddhant; Panda, Sudhakar; Sengupta, Soumitra; Tiwari, Pranjal
err分享
err收藏
No-go for the formation of heavy mass Primordial Black Holes in Single Field Inflation在单场膨胀中无法形成重质量的原始黑洞
errEUROPEAN PHYSICAL JOURNAL C
IF4.8
err2024-09-02
err11
errOAAI
errChoudhury, Sayantan; Gangopadhyay, Mayukh R.; Sami, M.
err分享
err收藏
Primordial non-Gaussianity as a saviour for PBH overproduction in SIGWs generated by pulsar timing arrays for Galileon inflation原始非高斯性作为脉冲星计时阵列为伽利略充气产生的sigw中PBH过度生产的救星
errPHYSICS LETTERS B
IF4.5
err2024-09-01
err11
errOAAI
errChoudhury, Sayantan; Dey, Kritartha; Karde, Ahaskar; Panda, Sudhakar; Sami, M.
err分享
err收藏
Realisation of the ultra-slow roll phase in Galileon inflation and PBH overproduction伽利略通货膨胀和PBH生产过剩中超慢滚动阶段的实现
errJOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS
IF5.9
err2024-07-17
err13
errOAAI
errChoudhury, Sayantan; Karde, Ahaskar; Panda, Sudhakar; Sami, M.
err分享
err收藏
Single field inflation in the light of Pulsar Timing Array Data: quintessential interpretation of blue tilted tensor spectrum through Non-Bunch Davies initial condition脉冲星定时阵列数据下的单场膨胀: 通过非束戴维斯初始条件对蓝色倾斜张量光谱的典型解释
errEUROPEAN PHYSICAL JOURNAL C
IF4.8
err2024-03-17
err27
errOAAI
errChoudhury, Sayantan
err分享
err收藏
Primordial non-Gaussianity from ultra slow-roll Galileon inflation来自超慢滚伽利略通货膨胀的原始非高斯性
errJOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS
IF5.9
err2024-01-10
err22
PREAI
errChoudhury, Sayantan; Karde, Ahaskar; Panda, Sudhakar; Sami, M.
err分享
err收藏
Entanglement Negativity in de Sitter Biverse from Stringy Axionic Bell Pair: An Analysis Using Bunch-Davies Vacuum从弦轴铃对de Sitter Biverse中的纠缠负性: 使用bunbunch-Davies真空进行的分析
errFORTSCHRITTE DER PHYSIK-PROGRESS OF PHYSICS
IF7.8
err2023-11-27
err2
PREAI
errChoudhury, Sayantan
err分享
err收藏
Quantum loop effects on the power spectrum and constraints on primordial black holes量子环对功率谱的影响和对原始黑洞的约束
errJOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS
IF5.9
err2023-11-14
err48
errOAAI
errChoudhury, Sayantan; Panda, Sudhakar; Sami, M.
err分享
err收藏
PBH formation in EFT of single field inflation with sharp transition急剧过渡的单场膨胀EFT中的PBH形成
errPHYSICS LETTERS B
IF4.5
err2023-10-01
err66
errOAAI
errChoudhury, Sayantan; Panda, Sudhakar; Sami, M.
err分享
err收藏

研究方向

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合作学者
合作期刊
A
Arun Kumar
H 指数: 158 · 论文数: 2.8K
S
Subhashish Banerjee
H 指数: 29 · 论文数: 264
A
Ahaskar Karde
H 指数: 8 · 论文数: 17
N
Nitin Gupta
H 指数: 6 · 论文数: 15
K
Kritartha Dey
H 指数: 5 · 论文数: 12
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