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A. Lonappan · SciRah

Researcher profile · Semantic Scholar

A. Lonappan

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A. Lonappan — researcher profile on SciRah

h-index: 11
Works: 41
Citations: 743

Most-cited papers

The CosmoVerse White Paper: Addressing observational tensions in cosmology with systematics and fundamental physics
E. Di Valentino, J. L. Said, A. Riess, Agnieszka Pollo +496 more
2025Physics of the Dark Universe371 citations Open access
Semantic Scholar
The Simons Observatory: science goals and forecasts for the enhanced Large Aperture Telescope
M. Abitbol, I. Abril-Cabezas, S. Adachi, P. Ade +417 more
2025Journal of Cosmology and Astroparticle Physics85 citations Open access
Semantic Scholar
Bayesian evidences for dark energy models in light of current observational data
A. Lonappan, Sumit Kumar, Ruchika, Bikash Ranjan Dinda +1 more
201739 citations Open access
Semantic Scholar
LiteBIRD science goals and forecasts. A case study of the origin of primordial gravitational waves using large-scale CMB polarization
P. Campeti, E. Komatsu, C. Baccigalupi, M. Ballardini +106 more
2023Journal of Cosmology and Astroparticle Physics29 citations Open access
Semantic Scholar
Improved Upper Limit on Degree-scale CMB B-mode Polarization Power from the 670 Square-degree POLARBEAR Survey
S. Adachi, T. Adkins, M. A. O. Aguilar Faúndez, K. Arnold +49 more
2022Astrophysical Journal28 citations Open access
Semantic Scholar
Tensor-to-scalar ratio forecasts for extended LiteBIRD frequency configurations
U. Fuskeland, J. Aumont, R. Aurlien, C. Baccigalupi +113 more
2023Astronomy & Astrophysics22 citations Open access
Semantic Scholar
LiteBIRD science goals and forecasts: improving sensitivity to inflationary gravitational waves with multitracer delensing
T. Namikawa, A. Lonappan, C. Baccigalupi, N. Bartolo +118 more
2023Journal of Cosmology and Astroparticle Physics22 citations Open access
Semantic Scholar
LiteBIRD science goals and forecasts: primordial magnetic fields
D. Paoletti, J. Rubiño-Martín, M. Shiraishi, D. Molinari +96 more
2024Journal of Cosmology and Astroparticle Physics15 citations Open access
Semantic Scholar
The Simons Observatory: forecasted constraints on primordial gravitational waves with the expanded array of Small Aperture Telescopes
I. Abril-Cabezas, S. Adachi, P. Ade, A. Adler +478 more
2025Journal of Cosmology and Astroparticle Physics13 citations Open access
Semantic Scholar
The Simons Observatory: Combining cross-spectral foreground cleaning with multitracer B -mode delensing for improved constraints on inflation
E. Hertig, K. Wolz, T. Namikawa, A. Lizancos +15 more
2024Physical Review D13 citations Open access
Semantic Scholar
Exploration of the polarization angle variability of the Crab Nebula with POLARBEAR and its application to the search for axionlike particles
S. Adachi, T. Adkins, C. Baccigalupi, Y. Chinone +22 more
2024Physical Review D12 citations Open access
Semantic Scholar
LiteBIRD science goals and forecasts. Mapping the hot gas in the Universe
M. Remazeilles, M. Douspis, J. Rubino-Mart'in, A. Banday +103 more
2024Journal of Cosmology and Astroparticle Physics9 citations Open access
Semantic Scholar
LiteBIRD science goals and forecasts: a full-sky measurement of gravitational lensing of the CMB
A. Lonappan, T. Namikawa, G. Piccirilli, P. Diego-Palazuelos +118 more
2023Journal of Cosmology and Astroparticle Physics9 citations Open access
Semantic Scholar
Impact of beam far side-lobe knowledge in the presence of foregrounds for LiteBIRD
C. Leloup, G. Patanchon, J. Errard, C. Franceschet +108 more
2023Journal of Cosmology and Astroparticle Physics9 citations Open access
Semantic Scholar
Open Source Planning & Control System with Language Agents for Autonomous Scientific Discovery
Li-Cong Xu, M. Sarkar, A. Lonappan, Í. Zubeldia +22 more
2025arXiv.org8 citations
Semantic Scholar
Constraints on anisotropic cosmic birefringence from CMB B -mode polarization
A. Lonappan, B. Keating, K. Arnold
2025Physical Review D7 citations Open access
Semantic Scholar
Requirements on the gain calibration for LiteBIRD polarisation data with blind component separation
F. Carralot, A. Carones, N. Krachmalnicoff, T. Ghigna +105 more
2024Journal of Cosmology and Astroparticle Physics7 citations Open access
Semantic Scholar
A simulation framework for the LiteBIRD instruments
M. Tomasi, L. Pagano, A. Anand, C. Baccigalupi +110 more
2025Journal of Cosmology and Astroparticle Physics6 citations Open access
Semantic Scholar
Improving cosmic birefringence constraints via delensing
A. Lonappan
2025Journal of Cosmology and Astroparticle Physics6 citations Open access
Semantic Scholar
Multi-dimensional optimisation of the scanning strategy for the LiteBIRD space mission
Y. Takase, L. Vacher, H. Ishino, G. Patanchon +104 more
2024Journal of Cosmology and Astroparticle Physics5 citations Open access
Semantic Scholar
Cosmological Simulation of Galaxy Groups and Clusters. I. Global Effect of Feedback from Active Galactic Nuclei
Rudrani Kar Chowdhury, S. Chatterjee, A. Lonappan, Nishikanta Khandai +1 more
2019Astrophysical Journal5 citations Open access
Semantic Scholar
Sensitivity of Next-Generation CMB Surveys to Neutrinos and Other Light Relics
C. Trendafilova, Srinivasan Raghunathan, B. Wallisch, Joel Meyers +32 more
20264 citations
Semantic Scholar
LiteBIRD science goals and forecasts. E-mode anomalies
A. Banday, C. Gimeno-Amo, P. Diego-Palazuelos, E. de la Hoz +100 more
2025Journal of Cosmology and Astroparticle Physics4 citations Open access
Semantic Scholar
LiteBIRD science goals and forecasts: improved full-sky reconstruction of the gravitational lensing potential through the combination of Planck and LiteBIRD data
M. Ruiz-Granda, P. Diego-Palazuelos, C. Gimeno-Amo, P. Vielva +101 more
2025Journal of Cosmology and Astroparticle Physics4 citations Open access
Semantic Scholar
The Simons Observatory: impact of bandpass, polarization angle and calibration uncertainties on small-scale power spectrum analysis
S. Giardiello, M. Gerbino, L. Pagano, D. Alonso +16 more
2024Journal of Cosmology and Astroparticle Physics4 citations Open access
Semantic Scholar
Optical Characterization of OMT-Coupled TES Bolometers for LiteBIRD
J. Hubmayr, P. Ade, A. Adler, E. Allys +315 more
2022Journal of Low Temperature Physics4 citations
Semantic Scholar
First release of LiteBIRD simulations from an end-to-end pipeline
M. Bortolami, N. Raffuzzi, L. Pagano, G. Puglisi +106 more
2025Journal of Cosmology and Astroparticle Physics3 citations Open access
Semantic Scholar
Is it time to go beyond $\Lambda$CDM universe?
A. Lonappan, Ruchika, A. A. Sen
20173 citations
Semantic Scholar
On the computational feasibility of Bayesian end-to-end analysis of LiteBIRD simulations within Cosmoglobe
R. Aurvik, M. Galloway, E. Gjerløw, U. Fuskeland +106 more
2025Journal of Cosmology and Astroparticle Physics2 citations Open access
Semantic Scholar
C O ] 2 0 M ay 2 01 7 Is it time to go beyond Λ CDM universe ?
A. Lonappan, A. A. Sen
20172 citations
Semantic Scholar
The Simons Observatory: Commissioning of the Mid-Frequency Small Aperture Telescopes
K. Harrington, R. Gerras, N. Galitzki, S. Day-Weiss +87 more
20261 citations
Semantic Scholar
Constraints on Cosmic Strings from the Curl-Mode CMB Lensing Power Spectrum measured by ACT DR6
A. Lonappan, K. Ramesh, T. Namikawa, Frank J. Qu +1 more
20261 citations
Semantic Scholar
LiteBIRD mission overview after mission reformation
K. Aizawa, H. Akamatsu, R. Akizawa, E. Allys +170 more
2026Astronomical Telescopes + Instrumentation1 citations Open access
Semantic Scholar
Requirements on bandpass resolution and measurement precision for LiteBIRD
S. Giardiello, A. Carones, T. Ghigna, L. Pagano +94 more
2025Journal of Cosmology and Astroparticle Physics1 citations Open access
Semantic Scholar
Understanding the Phase of Responsivity and Noise Sources in Frequency-Domain Multiplexed Readout of Transition Edge Sensor Bolometers
N. Farias, T. Adkins, T. de Haan, Adrian T. Lee +6 more
2024Journal of Low Temperature Physics1 citations Open access
Semantic Scholar
Mitigating half-wave plate systematics at the map-making level: calibration requirements for LiteBIRD
N. Raffuzzi, A. Carones, M. Monelli, S. Giardiello +100 more
2026Journal of Cosmology and Astroparticle Physics0 citations Open access
Semantic Scholar
Validation of harmonic-space likelihood methods for LiteBIRD B-mode polarisation analysis
G. Galloni, P. Campeti, C. Gimeno-Amo, A. Carones +111 more
20260 citations
Semantic Scholar
The Simons Observatory: Frequency-resolved beam calibration for the SO SATs with POLOCALC
N. Dachlythra, G. Coppi, Ludovico Bizzarri, F. Nati +29 more
20260 citations
Semantic Scholar
A cross-calibration approach for polarisation-sensitive detectors in CMB experiments: application to LiteBIRD's polarisation angle calibration
A. Novelli, F. Piacentini, S. Micheli, E. Allys +101 more
20260 citations
Semantic Scholar
Galactic Science with the LiteBIRD satellite: Spectral characterization of diffuse Galactic polarized emission at the angular power spectrum level
S. Vinzl, J. Aumont, L. Vacher, R. Génova-Santos +107 more
20260 citations
Semantic Scholar
Differential Polarization Calibration: A Consistency Test for Cosmic Birefringence
A. Lonappan, B. Keating, K. Arnold
2026Astrophysical Journal Letters0 citations Open access
Semantic Scholar

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