Dirac or inverse seesaw neutrino masses with B− L gauge symmetry and S3 flavor symmetry
E Ma, R Srivastava - Physics Letters B, 2015 - Elsevier
Many studies have been made on extensions of the standard model with B− L gauge
symmetry. The addition of three singlet (right-handed) neutrinos renders it anomaly-free. It …
symmetry. The addition of three singlet (right-handed) neutrinos renders it anomaly-free. It …
Dirac or inverse seesaw neutrino masses from gauged symmetry
E Ma, R Srivastava - Modern Physics Letters A, 2015 - World Scientific
The gauged B–L symmetry is one of the simplest and well-studied extension of Standard
Model. In the conventional case, addition of three singlet right-handed neutrinos each …
Model. In the conventional case, addition of three singlet right-handed neutrinos each …
Gauge B–L model with residual Z3 symmetry
E Ma, N Pollard, R Srivastava, M Zakeri - Physics Letters B, 2015 - Elsevier
We study a gauge B–L extension of the standard model of quarks and leptons with
unconventional charges for the singlet right-handed neutrinos, and extra singlet scalars …
unconventional charges for the singlet right-handed neutrinos, and extra singlet scalars …
Long-lived TeV-scale right-handed neutrino production at the LHC in gauged U (1) X model
Abstract A gauged U (1) X extension of the Standard Model is a simple and consistent
framework to naturally incorporate three right-handed neutrinos (RHNs) for generating the …
framework to naturally incorporate three right-handed neutrinos (RHNs) for generating the …
Neutrino portals, terrestrial upscattering, and atmospheric neutrinos
RA Gustafson, R Plestid, IM Shoemaker - Physical Review D, 2022 - APS
We consider the upscattering of atmospheric neutrinos in the interior of Earth producing
heavy neutral leptons (HNLs) which subsequently decay inside large volume detectors (eg …
heavy neutral leptons (HNLs) which subsequently decay inside large volume detectors (eg …
Heavy Majorana neutrino pair productions at the LHC in minimal U (1) extended Standard Model
In our recent paper (Das et al. in Phys Rev D 97: 115023, 2018) we explored a prospect of
discovering the heavy Majorana right-handed neutrinos (RHNs) at the future LHC in the …
discovering the heavy Majorana right-handed neutrinos (RHNs) at the future LHC in the …
Chiral in FASER, FASER2, DUNE, and ILC beam dump experiments
The origin of neutrino mass is a big unsolved problem of the Standard Model (SM) that
motivate us to consider beyond the SM (BSM) scenarios where SM-singlet right-handed …
motivate us to consider beyond the SM (BSM) scenarios where SM-singlet right-handed …
Derivation of dark matter parity from lepton parity
E Ma - Physical Review Letters, 2015 - APS
It is shown that in extensions of the standard model of quarks and leptons where the additive
lepton number L is broken by two units, so that Z 2 lepton parity, ie,(-1) L which is either even …
lepton number L is broken by two units, so that Z 2 lepton parity, ie,(-1) L which is either even …
Heavy Majorana neutrino pair production from at hadron and lepton colliders
A gauged U (1) extension of the Standard Model (SM) is a simple and anomaly-free
framework where three generations of Majorana type right-handed neutrinos (RHNs) are …
framework where three generations of Majorana type right-handed neutrinos (RHNs) are …
Minimal realizations of Dirac neutrino mass from generic one-loop and two-loop topologies at d= 5
We carry out a systematic investigation for the minimal Dirac neutrino mass models
emerging from generic one-loop and two-loop topologies that arise from d= 5 effective …
emerging from generic one-loop and two-loop topologies that arise from d= 5 effective …