Utkal University

output

19922026

most citedObservation of a New Narrow Charmonium State in Exclusive B+-->K+ pi+pi- J/psi Decays

2k citations

researchers with a paper here

Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

collaborating institutions

Showing 2021Show all

17 papers · 1 filter

hep-ph2021★ 10 cited

Scalar Dark Matter and Radiative Dirac neutrino mass in an extended $U (1)_{B - L}$ model

Subhasmita Mishra, Nimmala Narendra, Prafulla Kumar Panda +1

We explore a gauged $U (1)_{B - L}$ extension of standard model with inclusion of three right-handed neutrinos of exotic $B - L$ charges to cancel the gauge anomaly. Non-trivial transfo…

hep-ph2021★ 7 cited

A close look on 2-3 mixing angle with DUNE in light of current neutrino oscillation data

Sanjib Kumar Agarwalla, Ritam Kundu, Suprabh Prakash +1

Recent global fit analyses of oscillation data show a preference for normal mass ordering (NMO) at 2.5 $σ$ and provide 1.6 $σ$ indications for lower $θ_{23}$ octant and leptonic CP v…

q-bio.PE2021★ 26 cited

A new logistic growth model applied to COVID-19 fatality data

S. Triambak, D. P. Mahapatra, N. Mallick +1

Background: Recent work showed that the temporal growth of the novel coronavirus disease (COVID-19) follows a sub-exponential power-law scaling whenever effective control intervent…

hep-ex2021★ 2 cited

Measurement of the branching fraction and $C P$ asymmetry for $B \to D ˉ^{0} π$ decays

Belle Collaboration, T. Bloomfield, M. E. Sevior +212

We measure the branching fractions and $C P$ asymmetries for the decays $B^{0} \to D ˉ^{0} π^{0}$ and $B^{+} \to D ˉ^{0} π^{+}$ , using a data sample of $772 \times 1 0^{6}$ $B\bar…

hep-ex2021★ 15 cited

Search for $Z^{^{'}} \to μ^{+} μ^{-}$ in the $L_{μ} - L_{τ}$ gauge-symmetric model at Belle

T. Czank, I. Jaegle, A. Ishikawa +208

We search for a new gauge boson $Z^{'}$ that couples only to heavy leptons and their corresponding neutrinos in the process $e^{+} e^{-} \rightarrow Z'(\rightarrow μ^{+}μ^{-}) μ^{+}μ^…

hep-ex2021★ 26 cited

An improved search for the electric dipole moment of the $τ$ lepton

K. Inami, K. Hayasaka, I. Adachi +181

We report a measurement of the electric dipole moment of the $τ$ lepton ( $d_{τ}$ ) using an 833~fb $^{- 1}$ data sample collected near the $Υ (4 S)$ resonance, with the Belle detector at…

gr-qc2021

Cosmological models with Big rip and Pseudo rip Scenarios in extended theory of gravity

Pratik P. Ray, Sankarsan Tarai, B. Mishra +1

In this paper, we have presented the big rip and pseudo rip cosmological models in an extended theory of gravity. The matter field is considered to be that of perfect fluid. The ge…

hep-ex2021★ 7 cited

Measurement of Differential Branching Fractions of Inclusive $B \to X_{u} ℓ^{+} ν_{ℓ}$ Decays

Belle Collaboration, L. Cao, W. Sutcliffe +198

The first measurements of differential branching fractions of inclusive semileptonic $B \to X_{u} ℓ^{+} ν_{ℓ}$ decays are performed using the full Belle data set of 711 fb…

physics.ins-det2021★ 7 cited

Measurement of ion backflow fraction in GEM detectors

A. Tripathy, P. K Sahu, S. Swain +1

A systematic study is performed to measure the ion backflow fraction of the GEM detectors. The effects of different voltage configurations and Ar/CO_2 gas mixtures, in ratios of 70…

hep-ph2021★ 13 cited

Lepton mass effects in exclusive semileptonic $B_{c}$ -meson decays

Lopamudra Nayak, Sonali Patnaik, P. C. Dash +2

In this work, we discuss exclusive semileptonic $B_{c}$ -meson decays: $B_{c} \to η_{c} (J / ψ) l ν$ and $B_{c} \to D (D^{*}) l ν$ in the framework of the relativistic independent quark(RIQ) model base…

hep-ex2021★ 3 cited

Search for the Decay $B_{s}^{0} \to η^{'} η$

Belle Collaboration, N. K. Nisar, V. Savinov +197

We report the results of the first search for the decay $B_{s}^{0} \to η^{'} η$ using $121.4 fb^{- 1}$ of data collected at the $Υ (5 S)$ resonance with the Belle dete…

hep-ph2021★ 18 cited

Magnetic Moments of Leptons, Charged Lepton Flavor Violations and Dark Matter Phenomenology of a Minimal Radiative Dirac Neutrino Mass Model

Bibhabasu De, Debottam Das, Manimala Mitra +1

In a simple extension of the standard model (SM), a pair of vector like lepton doublets ( $L_{1}$ and $L_{2}$ ) and a $S U (2)_{L}$ scalar doublet ( $η$ ) have been introduced to help in accom…

hep-ex2021★ 25 cited

Measurements of the branching fractions of $Λ_{c}^{+} \to p η$ and $Λ_{c}^{+} \to p π^{0}$ decays at Belle

Belle Collaboration, S. X. Li, C. P. Shen +204

We report measurements of the branching fractions of singly Cabibbo-suppressed decays $Λ_{c}^{+} \to p η$ and $Λ_{c}^{+} \to p π^{0}$ using the full Belle data sample corresponding to an int…

hep-ex2021★ 2 cited

Search for $B_{s}^{0} \to η^{'} X_{s s ˉ}$ at Belle using a semi-inclusive method

Belle Collaboration, S. Dubey, T. E. Browder +171

We report the first search for the penguin-dominated process $B_{s}^{0} \to η^{'} X_{s s ˉ}$ using a semi-inclusive method. A 121.4 $fb^{- 1}$ integrated lu…

gr-qc2021★ 7 cited

Effect of bulk viscosity in cosmic acceleration

Sankarsan Tarai, Pratik P Ray, B. Mishra +1

In this paper, we have investigated the late time cosmic acceleration issue in the context of $f (R, T)$ gravity. The matter field is considered to be that of viscous fluid. The mode…

hep-ph2021★ 4 cited

Leptogenesis in an extended seesaw model with $U (1)_{B - L}$ symmetry

Ujjal Kumar Dey, Tapoja Jha, Ananya Mukherjee +1

We have explored an extended seesaw model accommodating a keV sterile neutrino adopting $U (1)_{B - L}$ symmetry. This model provides a natural platform for achieving resonant leptoge…

hep-ex2021

Measurement of Branching Fraction and Search for $C P$ Violation in $B \to ϕϕ K$

S. Mohanty, A. B. Kaliyar, V. Gaur +183

We report the measurement of branching fractions and $C P$ -violation asymmetries in $B \to ϕϕ K$ decays based on a $711 fb^{- 1}$ data sample containing $772 \times 1 0^{6}$ $B\bar{…

Scalar Dark Matter and Radiative Dirac neutrino mass in an extended U(1)B−L​ model

A close look on 2-3 mixing angle with DUNE in light of current neutrino oscillation data

A new logistic growth model applied to COVID-19 fatality data

Measurement of the branching fraction and CP asymmetry for B→Dˉ0π decays

Search for Z′→μ+μ− in the Lμ​−Lτ​ gauge-symmetric model at Belle

An improved search for the electric dipole moment of the τ lepton

Cosmological models with Big rip and Pseudo rip Scenarios in extended theory of gravity

Measurement of Differential Branching Fractions of Inclusive B→Xu​ℓ+νℓ​ Decays