KS
Kai Schmitz
hep-phastro-ph.COgr-qcastro-ph.HEhep-thastro-ph.IMhep-exastro-ph.GAEmbryonic Developmentnlin.PS
On Valency
published · living versionsW_g27cs8db·v1 · currentpublished
The NANOGrav 15-year Data Set: Search for Signals from New Physics
with Adeela Afzal, Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald +118
1 version
W_bf4rrujk·v1published
W_63wpvz68·v1published
W_zzpfj2f3·v1published
W_dr7jvff9·v1published
Preprints & journals
99 papers in the corpus · 2010–2026Pulsar Timing Array Sensitivity to Anisotropy: Empirical Sensitivity Curves, Scaling Relations, and the Multi-Resolution Pixel Basis2608.09781v1 · Taha T. Moursy, Nihan S. Pol, Gabriella Agazie et al.2026 · 0 citationsarXiv
Signal-to-Noise Ratio Contours for LISA2607.08445v1 · Kai Schmitz, Joseph D. Romano2026 · 0 citationsarXiv
The NANOGrav 15 yr Data Set: Impacts of Customized Chromatic Noise Models on Gravitational Wave Analyses2606.28554v1 · Nikita Agarwal, Gabriella Agazie, Alessandra Amosso et al.2026 · 0 citationsarXiv
New gravitational-wave templates for metastable cosmic strings: Loop breaking versus network collapse2604.28097v1 · Doa Hashemi Asl, Kai Schmitz2026 · 0 citationsarXiv
Gravitational Wave Measurement of the - Intrinsic Scatter at High Redshift2603.11167v2 · Cayenne Matt, Kayhan Gultekin, Gabriella Agazie et al.2026 · 0 citationsAstrophys. J. 1006, 63, (2026)
Nonlinear physics of axion inflation2603.02570v1 · Oleksandr Sobol, Richard von Eckardstein, Elias Koch et al.2026 · 2 citationsarXiv
The NANOGrav 15 yr Data Set: Piecewise Power-Law Reconstruction of the Gravitational-Wave Background2601.09481v1 · Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald et al.2026 · 1 citationarXiv
Kinematic Anisotropies in PTA Observations: Analytical Toolkit2512.24055v2 · Maximilian Blumke, Kai Schmitz, Tobias Schroder et al.2025 · 2 citationsSymmetry 18 (2026) 355
Gravitational waves from axion inflation in the gradient expansion formalism. Part II. Fermionic axion inflation2509.25013v2 · Richard von Eckardstein, Kai Schmitz, Oleksandr Sobol2025 · 2 citationsJHEP 03 (2026) 072
Inferring Mbh-Mbulge Evolution from the Gravitational Wave Background2508.18126v2 · Cayenne Matt, Kayhan Gultekin, Luke Kelley et al.2025 · 5 citationsarXiv
The NANOGrav 15 yr Data Set: Targeted Searches for Supermassive Black Hole Binaries2508.16534v2 · Nikita Agarwal, Gabriella Agazie, Akash Anumarlapudi et al.2025 · 16 citationsThe Astrophysical Journal Letters, Volume 998, Issue 1, id.L11, 28 pp. (2026)
Gravitational waves from axion inflation in the gradient expansion formalism. Part I. Pure axion inflation2508.00798v2 · Richard von Eckardstein, Kai Schmitz, Oleksandr Sobol2025 · 6 citationsJHEP 01 (2026) 018
From new physics to a running power law and back again: Minimal refitting techniques for the reconstruction of the gravitational-wave background signal in pulsar timing array data2506.23574v1 · David Esmyol, Antonio J. Iovino, Kai Schmitz2025 · 2 citationsarXiv
Gravitational waves from low-scale cosmic strings without scaling2505.04537v2 · Kai Schmitz, Tobias Schroder2025 · 2 citationsPhys. Rev. D 112, 083517 (2025)
Very-high-energy gamma-ray detection and long-term multi-wavelength view of the flaring blazar B2 1811+312503.19054v1 · K. Abe, S. Abe, J. Abhir et al.2025 · 3 citationsA&A 697, A172 (2025)
The NANOGrav 15-year Data Set: Search for Gravitational Wave Memory2502.18599v2 · Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald et al.2025 · 0 citationsarXiv
A lower bound on the right-handed neutrino mass from wash-in leptogenesis2501.07634v2 · Martin A. Mojahed, Kai Schmitz, Dominik Wilken2025 · 3 citationsarXiv
Gravitational waves from cosmic strings for pedestrians2412.20907v2 · Kai Schmitz, Tobias Schroeder2024 · 7 citationsJCAP01(2026)025
The NANOGrav 15 Yr Data Set: Removing Pulsars One by One from the Pulsar Timing Array2411.14846v2 · Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald et al.2024 · 3 citationsarXiv
The NANOGrav 15 yr Data Set: Harmonic Analysis of the Pulsar Angular Correlations2411.13472v1 · Gabriella Agazie, Jeremy G. Baier, Paul T. Baker et al.2024 · 3 citationsarXiv
Inference on inner galaxy structure via gravitational waves from supermassive binaries2411.05906v3 · Yifan Chen, Matthias Daniel, Daniel J. D'Orazio et al.2024 · 6 citationsarXiv
Gravitational charge production2409.10605v2 · Martin A. Mojahed, Kai Schmitz, Xun-Jie Xu2024 · 5 citationsarXiv
On the Schwinger effect during axion inflation2408.16538v2 · Richard von Eckardstein, Kai Schmitz, Oleksandr Sobol2024 · 14 citationsJHEP 02 (2025) 096
The NANOGrav 15 yr Data Set: Running of the Spectral Index2408.10166v2 · Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald et al.2024 · 11 citationsAstrophys. J. Lett. 978 (2025) 2, L29
The NANOGrav 15 yr data set: Posterior predictive checks for gravitational-wave detection with pulsar timing arrays2407.20510v2 · Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald et al.2024 · 4 citationsarXiv
On the overlap reduction function of pulsar timing array searches for gravitational waves in modified gravity2407.04464v2 · Nina Cordes, Andrea Mitridate, Kai Schmitz et al.2024 · 3 citationsClass. Quant. Grav. 42 (2025) 1, 015003
Gravitational waves from low-scale cosmic strings2405.10937v2 · Kai Schmitz, Tobias Schroder2024 · 13 citationsPhys. Rev. D 110, 063549 (2024)
Scalar perturbations from inflation in the presence of gauge fields2404.19694v3 · R. Durrer, R. von Eckardstein, Deepen Garg et al.2024 · 24 citationsPhysical Review D 110 (4), 043533 (2024)
The NANOGrav 15 yr Data Set: Looking for Signs of Discreteness in the Gravitational-wave Background2404.07020v2 · Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald et al.2024 · 21 citationsThe Astrophysical Journal, Volume 978, Number 1 (2024)
Wash-in leptogenesis after the evaporation of primordial black holes2311.01089v2 · Kai Schmitz, Xun-Jie Xu2023 · 23 citationsarXiv
The NANOGrav 15-year data set: Search for Transverse Polarization Modes in the Gravitational-Wave Background2310.12138v1 · Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald et al.2023 · 24 citationsarXiv
The NANOGrav 12.5-year data set: A computationally efficient eccentric binary search pipeline and constraints on an eccentric supermassive binary candidate in 3C 66B2309.17438v2 · Gabriella Agazie, Zaven Arzoumanian, Paul T. Baker et al.2023 · 18 citationsAstrophysical Journal, 2024
Axion inflation in the strong-backreaction regime: decay of the Anber-Sorbo solution2309.04254v2 · Richard von Eckardstein, Marco Peloso, Kai Schmitz et al.2023 · 36 citationsJournal of High Energy Physics 11 (2023) 183
How to Detect an Astrophysical Nanohertz Gravitational-Wave Background2309.04443v2 · Bence B'ecsy, Neil J. Cornish, Patrick M. Meyers et al.2023 · 17 citationsApJ 959 9 (2023)
Comparing recent PTA results on the nanohertz stochastic gravitational wave background2309.00693v1 · G. Agazie, J. Antoniadis, A. Anumarlapudi et al.2023 · 17 citationsarXiv
The NANOGrav 12.5-year Data Set: Search for Gravitational Wave Memory2307.13797v1 · Gabriella Agazie, Zaven Arzoumanian, Paul T. Baker et al.2023 · 29 citationsarXiv
Metastable cosmic strings2307.04691v3 · Wilfried Buchmuller, Valerie Domcke, Kai Schmitz2023 · 0 citationsarXiv
New Constraint on Primordial Lepton Flavor Asymmetries.37450833 · Domcke, Valerie, Kamada, Kohei, Mukaida, Kyohei et al.2023 · 24 citationsPhysical review letters. 2023;130(26):261803
The NANOGrav 15-year Data Set: Evidence for a Gravitational-Wave Background2306.16213v1 · Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald et al.2023 · 1,471 citationsarXivon Valency
The NANOGrav 15-year Data Set: Observations and Timing of 68 Millisecond Pulsars2306.16217v1 · Gabriella Agazie, Md Faisal Alam, Akash Anumarlapudi et al.2023 · 364 citationsarXivon Valency
The NANOGrav 15-Year Data Set: Detector Characterization and Noise Budget2306.16218v1 · Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald et al.2023 · 146 citationsarXivon Valency
The NANOGrav 15-year Data Set: Search for Signals from New Physics2306.16219v1 · Adeela Afzal, Gabriella Agazie, Akash Anumarlapudi et al.2023 · 751 citationsarXivon Valency
The NANOGrav 15-year Data Set: Constraints on Supermassive Black Hole Binaries from the Gravitational Wave Background2306.16220v2 · Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald et al.2023 · 384 citationsarXiv
The NANOGrav 15-year Data Set: Search for Anisotropy in the Gravitational-Wave Background2306.16221v1 · Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald et al.2023 · 4 citationsarXiv
The NANOGrav 15-year Data Set: Bayesian Limits on Gravitational Waves from Individual Supermassive Black Hole Binaries2306.16222v1 · Gabriella Agazie, Akash Anumarlapudi, Anne M. Archibald et al.2023 · 156 citationsarXiv
The NANOGrav 15-year Gravitational-Wave Background Methods2306.16223v3 · Aaron D. Johnson, Patrick M. Meyers, Paul T. Baker et al.2023 · 44 citationsPhys. Rev. D 109, 103012 (2024)
PTArcade2306.16377v1 · Andrea Mitridate, David Wright, Richard von Eckardstein et al.2023 · 2 citationsarXiv
Chiral magnetohydrodynamics with zero total chirality2304.06612v2 · Axel Brandenburg, Kohei Kamada, Kyohei Mukaida et al.2023 · 14 citationsPhys. Rev. D 108, 063529 (2023)
Wash-in leptogenesis after axion inflation2210.06412v2 · Valerie Domcke, Kohei Kamada, Kyohei Mukaida et al.2022 · 33 citationsJHEP 01 (2023) 053
Gravitational Waves from Current-Carrying Cosmic Strings2207.03510v2 · Pierre Auclair, Simone Blasi, Vedran Brdar et al.2022 · 25 citationsJCAP04(2023)009
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