Neetu Raj Singh Chundawat

activity

20212026

b \to s ℓℓ

data in heavy and light

Z^{'}

models

21 citations · 119 across the 24 of their papers we have counts for

collaborators

Showing hep-phShow all

22 papers · 1 filter

hep-ph2026

Quantifying Information Hierarchy for Neutrino Oscillation Parameters at JUNO

Yu-han Shu, Neetu Raj Singh Chundawat, Luis A. Delgadillo +1

Since neutrinos are quantum systems inherently, the precision with which oscillation parameters can be estimated ultimately depends on how much information about these parameters i…

hep-ph2026

Leptonic CP Phase Determination from Fisher Information in T2K and NO $ν$ A

Neetu Raj Singh Chundawat, Luis A. Delgadillo, Yu-Feng Li

The precise determination of the leptonic CP phase $δ_{CP}$ remains one of the central objectives of current and future long-baseline (LBL) neutrino oscillation experiments. Qu…

hep-ph2026

Entanglement metrics for a $B$ -meson system

Aashish Joshi, Prisha, Neetu Raj Singh Chundawat +1

The $B$ -factory experiments operate at electron-positron colliders with beam energies precisely tuned for optimal $B^{0} - B ˉ^{0}$ meson pair production. These $B^{0}\tex…

hep-ph2026

Information-Theoretic Gaps in Solar and Reactor Neutrino Oscillation Measurements

Neetu Raj Singh Chundawat, Yu-Feng Li

Quantum estimation theory provides a fundamental framework for analyzing how precisely physical parameters can be estimated from measurements. Neutrino oscillations are characteriz…

hep-ph2025

Coherent dynamics of flavor mode entangled neutrinos

Ashutosh Kumar Alok, Massimo Blasone, Trambak Jyoti Chall +2

As the lynchpin of all quantum correlations, quantum coherence is fundamental for distinguishing quantum systems from classical ones and is essential for realizing quantum advantag…

hep-ph2024

Quantifying Imaginarity in Neutrino Systems

Ashutosh Kumar Alok, Trambak Jyoti Chall, Neetu Raj Singh Chundawat +1

It is a fundamental question why quantum mechanics employs complex numbers rather than solely real numbers. In this work, we conduct the first analysis of imaginarity quantificatio…

hep-ph2024★ 3 cited

Quantum coherence in neutrino spin-flavor oscillations

Ashutosh Kumar Alok, Trambak Jyoti Chall, Neetu Raj Singh Chundawat +2

Coherence, which represents the superposition of orthogonal states, is a fundamental concept in quantum mechanics and can also be precisely defined within quantum resource theory.…

hep-ph2024★ 6 cited

Finding flavons at colliders

Gauhar Abbas, Ashutosh Kumar Alok, Neetu Raj Singh Chundawat +2

We conduct a comprehensive investigation into the flavour phenomenology and collider signatures of flavon of $Z_{N} \times Z_{M}$ flavour symmetries for…

hep-ph2024

Genuine lepton-flavor-universality-violating observables in the $τ - μ$ sector of $B \to (K, K^{*}) ℓℓ$ decays

Ashutosh Kumar Alok, Neetu Raj Singh Chundawat, Jitendra Kumar +2

It was previously shown that unlike the ratios $R_{K}^{μ e} \equiv R_{K} \equiv Γ (B \to K μ^{+} μ^{-}) /Γ (B \to K e^{+} e^{-})$ and $R_{K^*}^{μe} \equiv R_{K^*} \equiv Γ(B \to K^* μ^+ μ^-)/Γ(B \…

hep-ph2023★ 4 cited

Spin-Flavor Oscillations of Relic Neutrinos in Primordial Magnetic Field

Ashutosh Kumar Alok, Trambak Jyoti Chall, Neetu Raj Singh Chundawat +1

The neutrino magnetic moment operator clasps a tiny but non-zero value within the standard model (SM) of particle physics and rather enhanced values in various new physics models.…

hep-ph2023

Correlating neutrino millicharge and muon $(g - 2)$ in an abelian $L_{μ} - L_{τ}$ model

Ashutosh Kumar Alok, Neetu Raj Singh Chundawat, Arindam Mandal

The inclusion of an additional $U (1)$ gauge symmetry is a common feature in many extensions of the Standard Model, revealing the intricate connections between particle physics and…

hep-ph2023★ 3 cited

Investigating the potential of $R_{K^{(*)}}^{τ μ}$ to probe lepton flavor universality violation

Ashutosh Kumar Alok, Neetu Raj Singh Chundawat, Arindam Mandal

In this work we study the potential of the lepton flavor ratios $R_{K}^{τ μ} \equiv Γ (B \to K τ^{+} τ^{-}) /Γ (B \to K μ^{+} μ^{-})$ and $ R_{K^{*}}^{τμ} \equiv Γ(B \to K^* τ^+ τ^-)/ Γ(B \to…

hep-ph2022★ 20 cited

New physics in $B \to K^{*} τ^{+} τ^{-}$ : A model independent analysis

Neetu Raj Singh Chundawat

In this work we consider the implications of current $b \to s ℓ^{+} ℓ^{-}$ ( $ℓ = e, μ$ ) measurements on several $B \to K^{*} τ^{+} τ^{-}$ observables under the assumption that the po…

hep-ph2022★ 4 cited

UHE neutrinos encountering decaying and non-decaying magnetic fields of compact stars

Neetu Raj Singh Chundawat, Arindam Mandal, Trisha Sarkar

The phenomena of neutrino spin flavour precession in the presence of an extraneous magnetic field is a repercussion of neutrino magnetic moment which is consociated with the physic…

hep-ph2022★ 2 cited

Can neutron star discriminate between Dirac and Majorana neutrinos?

Ashutosh Kumar Alok, Neetu Raj Singh Chundawat, Arindam Mandal +1

Any observable repercussion of electromagnetic properties of neutrinos will provide a perspicuous signature of new physics. This includes the phenomenon of neutrino spin flip in th…

hep-ph2022

Majorana CP-violating phases and NSI effects in Neutrino Decay

Ashutosh Kumar Alok, Neetu Raj Singh Chundawat, Arindam Mandal +1

In this work, we investigate the impact of neutrino decay in the presence of Non-Standard Interactions (NSI) along with the effects of the Majorana phase on neutrino decay in matte…

hep-ph2022★ 4 cited

Impact of $b \to c$ measurements on $Λ_{b} \to p τ ν ˉ$ decay in $U_{1}$ leptoquark model

Shabana Khan, Neetu Raj Singh Chundawat, Dinesh Kumar

The measurements of several lepton flavor universality (LFU) violating observables in the decays induced by the quark level transition $b \to c τ ν ˉ$ provide an inkling of plausi…

hep-ph2022★ 20 cited

Cosmic neutrino flux and spin flavor oscillations in intergalactic medium

Ashutosh Kumar Alok, Neetu Raj Singh Chundawat, Arindam Mandal

The ultra high energy (UHE) cosmic neutrinos are expected to play a pivotal role in the disquisition of physics beyond the standard model of particle physics as well as serve as an…

hep-ph2022★ 18 cited

$C P$ violation in $b \to s ℓℓ$ : a model independent analysis

Neetu Raj Singh Chundawat

We perform a model-independent global fit to all germane and updated $b \to s ℓℓ$ ( $ℓ = e, μ$ ) data assuming new physics couplings to be complex. Under the approximation t…

hep-ph2022

Imprints of flavor anomalies on neutrino oscillations through dark matter halo

Ashutosh Kumar Alok, Neetu Raj Singh Chundawat, Arindam Mandal

In this work we study the impact of new physics, stimulated by flavor anomalies, on neutrino oscillations through dense dark matter halo. Inspired by a model where a Majorana dark…

hep-ph2022★ 21 cited

A global analysis of $b \to s ℓℓ$ data in heavy and light $Z^{'}$ models

Ashutosh Kumar Alok, Neetu Raj Singh Chundawat, Shireen Gangal +1

We perform a model-independent global fit to all $b \to s ℓℓ$ data in the light of recent measurements of the lepton flavour universality violating (LFUV) observables $R_{K_…

hep-ph2021★ 10 cited

Impact of $b \to s ℓℓ$ anomalies on rare charm decays in non-universal $Z^{'}$ models

Ashutosh Kumar Alok, Neetu Raj Singh Chundawat, Dinesh Kumar

In this work, we study the impact of $b \to s ℓℓ$ , $B_{s} - B_{s} ˉ$ mixing and neutrino trident measurements on observables in decays induced by $c \to u$ transition in th…

Quantifying Information Hierarchy for Neutrino Oscillation Parameters at JUNO

Leptonic CP Phase Determination from Fisher Information in T2K and NOνA

Entanglement metrics for a B-meson system

Information-Theoretic Gaps in Solar and Reactor Neutrino Oscillation Measurements

Coherent dynamics of flavor mode entangled neutrinos

Quantifying Imaginarity in Neutrino Systems

Quantum coherence in neutrino spin-flavor oscillations

Finding flavons at colliders

Genuine lepton-flavor-universality-violating observables in the τ−μ sector of B→(K,K∗)ℓℓ decays

Spin-Flavor Oscillations of Relic Neutrinos in Primordial Magnetic Field

Correlating neutrino millicharge and muon (g−2) in an abelian Lμ​−Lτ​ model

Investigating the potential of RK(∗)τμ​ to probe lepton flavor universality violation

New physics in B→K∗τ+τ−: A model independent analysis

UHE neutrinos encountering decaying and non-decaying magnetic fields of compact stars

Can neutron star discriminate between Dirac and Majorana neutrinos?

Majorana CP-violating phases and NSI effects in Neutrino Decay

Impact of b→c measurements on Λb​→pτνˉ decay in U1​ leptoquark model

Cosmic neutrino flux and spin flavor oscillations in intergalactic medium

CP violation in b→sℓℓ: a model independent analysis

Imprints of flavor anomalies on neutrino oscillations through dark matter halo

A global analysis of b→sℓℓ data in heavy and light Z′ models

Impact of b→sℓℓ anomalies on rare charm decays in non-universal Z′ models

Leptonic CP Phase Determination from Fisher Information in T2K and NO $ν$ A

Entanglement metrics for a $B$ -meson system

Genuine lepton-flavor-universality-violating observables in the $τ - μ$ sector of $B \to (K, K^{*}) ℓℓ$ decays

Correlating neutrino millicharge and muon $(g - 2)$ in an abelian $L_{μ} - L_{τ}$ model

Investigating the potential of $R_{K^{(*)}}^{τ μ}$ to probe lepton flavor universality violation

New physics in $B \to K^{*} τ^{+} τ^{-}$ : A model independent analysis

Impact of $b \to c$ measurements on $Λ_{b} \to p τ ν ˉ$ decay in $U_{1}$ leptoquark model

$C P$ violation in $b \to s ℓℓ$ : a model independent analysis

A global analysis of $b \to s ℓℓ$ data in heavy and light $Z^{'}$ models

Impact of $b \to s ℓℓ$ anomalies on rare charm decays in non-universal $Z^{'}$ models