166 citations · 2k across the 120 of their papers we have counts for
113 papers · 1 filter
Practical Dirac Majorana confusion theorem: Issues and Applicability
C. S. Kim
We inspect the model-independent study of practical Dirac Majorana confusion theorem (pDMCT) -- a wide spread belief that the difference between Dirac and Majorana neutrinos via an…
The quark fragmentation fractions at LHCb and meson decays with heavy quark spectators
C. O. Dib, C. S. Kim, N. A. Neill
We study the current estimates of to extract the fragmentation fraction at the LHCb. A rather robust estimate of based on factorization…
Probing the non-standard neutrino interactions using quantum statistics
C. S. Kim, Janusz Rosiek, Dibyakrupa Sahoo
Using the well established principles of Lorentz invariance, CP and CPT symmetry, and quantum statistics we do a model-independent study of effects of possible non-standard couplin…
CP violation in the rare Higgs decays via exchange of on-shell almost degenerate Majorana neutrinos, and
Gorazd Cvetič, C. S. Kim, Jiberto Zamora-Saá
We investigate rare decays of Higgs via exchange of two almost degenerate heavy on-shell Majorana neutrinos (): …
Inferring the nature of active neutrinos: Dirac or Majorana?
C. S. Kim, M. V. N. Murthy, Dibyakrupa Sahoo
The nature of a neutrino, whether it is a Dirac type or Majorana type, may be comprehensively probed using their quantum statistical properties. If the neutrino is a Majorana fermi…
Exploring CP-violation, via heavy neutrino oscillations, in rare B meson decays at Belle II
Gorazd Cvetic, C. S. Kim, Sebastian Mendizabal +1
In this article we study the rare B-meson decay via two on-shell almost-degenerate Majorana Heavy Neutrinos, into two charged leptons and two pseudoscalar mesons ($B^{\pm} \to D^0…
Probing new physics scenarios of muon via decay at BESIII
Gorazd Cvetič, C. S. Kim, Donghun Lee +1
The disagreement between the standard model prediction and the experimental measurement of muon anomalous magnetic moment can be alleviated by invoking an additional particle which…
Probing sterile neutrino in () meson decays at Belle II (BESIII)
C. S. Kim, Youngjoon Kwon, Donghun Lee +2
We present, how a systematic study of () decays with , at Belle II (BESIII) can provide unambiguous signature of a heavy neutrino and/…
Angular distribution as an effective probe of new physics in semi-hadronic three-body meson decays
C. S. Kim, Seong Chan Park, Dibyakrupa Sahoo
We analyze, in a fully model-independent manner, the effects of new physics on a few semi-hadronic three-body meson decays of the type , where , are…
Probing Leptogenesis
E. J. Chun, G. Cvetič, P. S. B. Dev +12
The focus of this chapter lies on the possible experimental tests of leptogenesis scenarios. We consider both leptogenesis generated from oscillations, as well as leptogenesis from…
Prediction of the asymmetry in decay
Dibyakrupa Sahoo, Hai-Yang Cheng, Cheng-Wei Chiang +2
Of all decays, the decay has the smallest observed branching ratio as it takes place primarily via the suppressed -exchange d…
Signatures of Dirac and Majorana Sterile Neutrinos in Trilepton Events at the LHC
Claudio O. Dib, C. S. Kim, Kechen Wang
Heavy sterile neutrinos with masses below can induce trilepton events at the 14 TeV LHC through purely leptonic decays of and $μ^\pm μ^\pm…
Deciphering Majorana nature of sub-eV neutrinos by using their quantum statistical property
C. S. Kim, Dibyakrupa Sahoo
Neutrinos are the only known elementary fermions that can exhibit Majorana nature. As per the "practical Dirac-Majorana confusion theorem" it is impossible to distinguish between D…
Prompt atmospheric neutrino fluxes: perturbative QCD models and nuclear effects
Atri Bhattacharya, Rikard Enberg, Yu Seon Jeong +4
We evaluate the prompt atmospheric neutrino flux at high energies using three different frameworks for calculating the heavy quark production cross section in QCD: NLO perturbative…
Constraints on the gauge boson in a wide mass range
Yu Seon Jeong, C. S. Kim, Hye-Sung Lee
There is a growing interest for the search of new light gauge bosons. The small mass of a new boson can turn various kinds of low-energy experiments to a new discovery machine, dep…
Exploring top quark FCNC within 2HDM type III in association with flavor physics
C. S. Kim, Yeo Woong Yoon, Xing-Bo Yuan
The top quark flavor changing neutral current (FCNC) process is an excellent probe to search for new physics in top sector since the Standard Model expectation is extremely suppres…
Decay of "missing momentum" and direct measurement of the mixing parameter
Gorazd Cvetič, C. S. Kim, Y. -J. Kwon +1
We derive the decay widths for the leptonic decays of heavy charged pseudoscalars to massive sterile neutrinos, , within the frameworks involving the St…
Model-Independent Analysis of CP Violation in Charmed Meson Decays
Rohit Dhir, C. S. Kim, Sechul Oh
We present a model-independent analysis of CP violation, inspired by recent experimental observations, in charmed meson decays. The topological diagram approach is used to study di…
Inflation and leptogenesis in the 3-3-1-1 model
D. T. Huong, P. V. Dong, C. S. Kim +1
We consider the SU(3)_C \otimes SU(3)_L \otimes U(1)_X \otimes U(1)_N (3-3-1-1) model at the GUT scale with implication for inflation and leptogenesis. The mass spectra of the neut…
Investigation of Dark Matter in Minimal 3-3-1 Models
P. V. Dong, C. S. Kim, D. V. Soa +1
It is shown that the 3-3-1 model with the minimal lepton content can work as two-Higgs-triplet 3-3-1 model while leaving the other scalars as inert particles responsible for dark m…
Radiative and Seesaw Threshold Corrections to the Symmetric Neutrino Mass Matrix
Shivani Gupta, C. S. Kim, Pankaj Sharma
We systematically analyze the radiative corrections to the symmetric neutrino mass matrix at high energy scale, say the GUT scale, in the charged lepton basis. There are sign…
Prediction of leptonic CP phase from perturbatively modified tribimaximal (or bimaximal) mixing
Sin Kyu Kang, C. S. Kim
We consider the perturbatively modified tribimaximal (or bimaximal) mixing to estimate the (Dirac-type) CP phase in neutrino mixing matrix. The expressions for the CP phase are der…
Top Yukawa coupling measurement with indefinite CP Higgs in
B. Ananthanarayan, Sumit K. Garg, C. S. Kim +2
We consider the issue of the top quark Yukawa coupling measurement in a model in dependent and general case with the inclusion of CP-violation in the coupling. Arguably the best pr…
Magnetic Moments of Bottom Baryons: Effective mass and Screened Charge
Rohit Dhir, C. S. Kim, R. C. Verma
We calculate the magnetic moments of low lying heavy flavor bottom baryons using effective quark mass and shielded quark charge scheme. We obtain the magnetic moments of both $J^P…