Kumar, Utkarsh
- The CosmoVerse White Paper: Addressing observational tensions in cosmology with systematics and fundamental physics
2025/04/02 by Eleonora Di Valentino, Di Valentino, Eleonora, Jackson Levi Said +1099 · 7 voices · 142 citations
Physics and Astronomy · #Cosmology and Gravitation Theories #Galaxies: Formation, Evolution, Phenomena #Dark Matter and Cosmic Phenomena
- Large Language Models have Intrinsic Self-Correction Ability
2024/06/21 by Dancheng Liu, Amir Nassereldine, Liu, Dancheng +16 · 11 citations
Computer Science · #Artificial Intelligence (cs.AI) #Computation and Language (cs.CL) #FOS: Computer and information sciences #Topic Modeling
- Evidence for non-cold dark matter from DESI DR2 measurements
2025/04/19 by Kumar, Utkarsh, Ajith, Abhijith, Verma, Amresh · 22 citations
#Astrophysics of Galaxies (astro-ph.GA) #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc)
- Emergent Unparticles Dark Energy can restore cosmological concordance
2023/01/31 by Ido Ben-Dayan, Ben-Dayan, Ido, Utkarsh Kumar +1 · 4 citations
Mathematics · Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #Galaxies: Formation, Evolution, Phenomena #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th) #Statistical and numerical algorithms
- Theoretical Priors and the Dark Energy Equation of State
2023/10/04 by Ido Ben-Dayan, Utkarsh Kumar, Ben-Dayan, Ido +1 · 3 citations
Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #Dark Matter and Cosmic Phenomena #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th) #Scientific Research and Discoveries
- Primordial Gravitational Wave Background as a Probe of the Primordial Black Holes
2025/07/14 by Utkarsh Kumar, Kumar, Utkarsh · 7 citations
Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th) #Pulsars and Gravitational Waves Research #Relativity and Gravitational Theory
- Probe of spatial geometry from scalar induced gravitational waves
2024/10/16 by Kumar, Utkarsh, Thattarampilly, Udaykrishna, Chaturvedi, Pankaj · 2 citations
#Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th)
- Impact of Low ell's on Large Scale Structure Anomalies
2024/09/23 by Ido Ben-Dayan, Utkarsh Kumar, Ben-Dayan, Ido +5 · 2 citations
Earth and Planetary Sciences · #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #Geophysics and Gravity Measurements #High Energy Physics - Phenomenology (hep-ph)