385 citations · 2.2k across the 60 of their papers we have counts for
59 papers
Looking for Lights from the Darkness: Signals from MeV-scale Solar Axion-like Particles
Yu-Cheng Qiu, Yongchao Zhang
The axion-like particles can be produced in the Sun via the process of , with mass up to 5.5 MeV. The photons in the subsequent decay can…
Flash from the Past: New Gamma-Ray Constraints on Light CP-even Scalar from SN1987A
Yue Yu, Writasree Maitra, P. S. Bhupal Dev +4
We derive new constraints on light CP-even scalars using old gamma-ray observations in the direction of SN1987A by the Solar Maximum Mission (SMM) satellite. Light scalars can be a…
Explanation of the 95 GeV and excesses in the Minimal Left-Right Symmetric Model
P. S. Bhupal Dev, Rabindra N. Mohapatra, Yongchao Zhang
We propose a simple interpretation of the excesses reported by both CMS and ATLAS groups at 95 GeV together with the LEP excess in the channel around the same mass…
First Constraints on the Photon Coupling of Axion-like Particles from Multimessenger Studies of the Neutron Star Merger GW170817
P. S. Bhupal Dev, Jean-François Fortin, Steven P. Harris +2
We use multimessenger observations of the neutron star merger event GW170817 to derive new constraints on axion-like particles (ALPs) coupling to photons. ALPs are produced via Pri…
Neutron-Mirror-Neutron Oscillation and Neutron Star Cooling
Itzhak Goldman, Rabindra N. Mohapatra, Shmuel Nussinov +1
It was pointed out in a recent paper that the observed cooling rate of old, cold neutron stars (NS) can provide an upper limit on the transition rate of neutron to mirror neutron (…
Improved stellar limits on a light CP-even scalar
Shyam Balaji, P. S. Bhupal Dev, Joseph Silk +1
We derive improved stellar luminosity limits on a generic light CP-even scalar field mixing with the Standard Model (SM) Higgs boson from the supernova SN1987A, the Sun, red gi…
Charged Lepton Flavour Violation in Heavy Particle DEcays
Wolfgang Altmannshofer, Cecile Caillol, Mogens Dam +2
Charged lepton flavor violation is an unambiguous signature for New Physics. Here we present a summary of the theoretical and experimental status of the search for charged lepton f…
Neutrino Self-Interactions: A White Paper
Jeffrey M. Berryman, Nikita Blinov, Vedran Brdar +31
Neutrinos are the Standard Model (SM) particles which we understand the least, often due to how weakly they interact with the other SM particles. Beyond this, very little is known…
Constraints on Neutron-Mirror-Neutron Oscillation from Neutron Star Cooling
Itzhak Goldman, Rabindra N. Mohapatra, Shmuel Nussinov +1
We address a method of limiting neutron-mirror neutron mixing () by analyzing its effect on neutron star (NS) heating. This method employs observational bounds on the surf…
Charged Lepton Flavor Violation at the High-Energy Colliders: Neutrino Mass Relevant Particles
Yongchao Zhang
We summarize the potential charged lepton flavor violation (LFV) from neutrino mass relevant models, for instance the seesaw mechanisms. In particular, we study, in a model-depende…
Light scalars in neutron star mergers
P. S. Bhupal Dev, Jean-François Fortin, Steven P. Harris +2
Due to their unique set of multimessenger signals, neutron star mergers have emerged as a novel environment for studies of new physics beyond the Standard Model (SM). As a case stu…
Improving heavy Dirac neutrino prospects at future hadron colliders using machine learning
Jie Feng, Mingqiu Li, Qi-Shu Yan +4
In this work, by using the machine learning methods, we study the sensitivities of heavy pseudo-Dirac neutrino in the inverse seesaw at the high-energy hadron colliders. The pr…
Searching for new physics from SMEFT and leptoquarks at the P2 experiment
Ingolf Bischer, P. S. Bhupal Dev, Werner Rodejohann +2
The P2 experiment aims at high-precision measurements of the parity-violating asymmetry in elastic electron-proton and electron-C scatterings with longitudinally polarized e…
Leptonic Scalars and Collider Signatures in a UV-complete Model
P. S. Bhupal Dev, Bhaskar Dutta, Tathagata Ghosh +3
We study the non-standard interactions of neutrinos with light leptonic scalars () in a global -conserved ultraviolet (UV)-complete model. The model utilizes Type-II sees…
New Interference Effects from Light Gauge Bosons in Neutrino-Electron Scattering
P. S. Bhupal Dev, Doojin Kim, Kuver Sinha +1
We point out that light gauge boson mediators could induce new interference effects in neutrino-electron scattering that can be used to enhance the sensitivity of neutrino-flavor-s…
Light, Long-Lived Gauge and Higgs Bosons at the DUNE Near Detector
P. S. Bhupal Dev, Bhaskar Dutta, Kevin J. Kelly +2
The low-energy gauge symmetry is well-motivated as part of beyond Standard Model physics related to neutrino mass generation. We show that a light gauge boson $Z…
Searching for bosons at the P2 experiment
P. S. Bhupal Dev, Werner Rodejohann, Xun-Jie Xu +1
The P2 experiment aims at high-precision measurements of the parity-violating asymmetry in elastic electron-proton and electron-C scatterings with longitudinally polarized e…
Prospects of gravitational waves in the minimal left-right symmetric model
Mingqiu Li, Qi-Shu Yan, Yongchao Zhang +1
The left-right symmetric model (LRSM) is a well-motivated framework to restore parity and implement seesaw mechanisms for the tiny neutrino masses at or above the TeV-scale, and ha…
PASSAT at Future Neutrino Experiments: Hybrid Beam-Dump-Helioscope Facilities to Probe Light Axion-Like Particles
P. S. Bhupal Dev, Doojin Kim, Kuver Sinha +1
There are broadly three channels to probe axion-like particles (ALPs) produced in the laboratory: through their subsequent decay to Standard Model (SM) particles, their scattering…
Stellar limits on light CP-even scalar
P. S. Bhupal Dev, Rabindra N. Mohapatra, Yongchao Zhang
We revisit the astrophysical constraints on a generic light CP-even scalar particle , mixing with the Standard Model (SM) Higgs boson, from observed luminosities of the Sun, red…
Nonlocal effects of low-energy excitations in quantum-spin-liquid candidate CuZn(OH)FBr
Yuan Wei, Xiaoyan Ma, Zili Feng +8
We systematically study the low-temperature specific heats for the two-dimensional kagome antiferromagnet, CuZn(OH)FBr. The specific heat exhibits a dependence…
Revisiting supernova constraints on a light CP-even scalar
P. S. Bhupal Dev, Rabindra N. Mohapatra, Yongchao Zhang
A light CP-even Standard Model (SM) gauge-singlet scalar can be produced abundantly in the supernova core, via the nucleon bremsstrahlung process , due to its mi…
MUonE sensitivity to new physics explanations of the muon anomalous magnetic moment
P. S. Bhupal Dev, Werner Rodejohann, Xun-Jie Xu +1
The MUonE experiment aims at a precision measurement of the hadronic vacuum polarization contribution to the muon , via elastic muon-electron scattering. Since the current muo…
Constraints on long-lived light scalars with flavor-changing couplings and the KOTO anomaly
P. S. Bhupal Dev, Rabindra N. Mohapatra, Yongchao Zhang
Recently, the KOTO experiment at J-PARC has observed three anomalous events in the flavor-changing rare decay , which indicates that the corresponding branching…