R. Khalid

activity

20082026

most citedYukawa Unification and Neutralino Dark Matter in SU(4)_c \times SU(2)_L \times SU(2)_R

68 citations · 332 across the 17 of their papers we have counts for

collaborators

17 papers

hep-ph2026

The effects of polarization on the observables in the decay $Ξ_{cc}^{++} \to Ξ_{c}^{+} ℓ ˉ ν_{ℓ}$

Qazi Maaz Us Salam, Anamta Asif, Ishtiaq Ahmed +1

We investigate the effects of polarization on several physical observables in the semileptonic decay $Ξ_{cc}^{++} \to Ξ_{c}^{+} ℓ ˉ ν_{ℓ}$ . We analyze the polarizati…

hep-ph2025★ 1 cited

Chirality structure of vector like new physics operators in charged current transitions

Sajawal Zafar, Qazi Maaz Us Salam, Rana Khan +2

We investigate the cascade decay $B_{s}^{* 0} \to D_{s}^{-} (\to τ^{-} ν ˉ_{τ}) ℓ^{+} ν_{ℓ}$ induced by flavor changing charged currents in the context of the Standa…

hep-ph2025

LHC and dark matter implications of t-b-τ Yukawa unification in split SUSY GUTs

Mureed Hussain, Rizwan Khalid, Cem Salih Un

We investigate a grand unification (GUT) inspired version of the minimal supersymmetric standard model (MSSM) based on a left-right symmetric $4$ - $2$ - $2$ gauge group, incorporating…

hep-ph2025★ 4 cited

Investigating New Physics through the Observables of Semileptonic $B_{s} \to K^{*} (\to K π) μ^{+} μ^{-}$ Decay

Zohaib Aarfi, Qazi Maaz Us Salam, Ishtiaq Ahmed +3

The rare four-fold decay $B_{s} \to K^{*} (\to K π) μ^{+} μ^{-}$ , governed by the flavor-changing neutral current transition $b \to d μ^{+} μ^{-}$ , provides a sensitive probe for testing the Standa…

hep-ph2024★ 5 cited

Exploring New Physics in transition $b \to s ℓ^{+} ℓ^{-}$ through different $B_{c} \to D_{s}^{(*)} ℓ^{+} ℓ^{-}$ observables

Qazi Maaz Us Salam, Ishtiaq Ahmed, Rizwan Khalid +1

Inspired by the discrepancies observed in the $b \to s ℓ^{+} ℓ^{-}$ neutral current decays, we study the decay channel $B_{c} \to D_{s}^{(*)} ℓ^{+} ℓ^{-}$ ( $ℓ = μ, τ$ ), which is ba…

hep-ph2019★ 4 cited

Yukawa Unification with light supersymmetric particles consistent with LHC constraints

Mureed Hussain, Rizwan Khalid

We investigate supersymmetric models with left-right symmetry based on the group $S U (4)_{c} \times S U (2)_{L} \times S U (2)_{R}$ ( $4$ - $2$ - $2$ ) with negative sign of bilinear Higgs po…

hep-ph2017★ 5 cited

Understanding the muon anomalous magnetic moment in light of a flavor symmetry-based Minimal Supersymmetric Standard Model

Mureed Hussain, Rizwan Khalid

We investigate whether the Minimal Supersymmetric Standard Model with the scalar masses of the third generation distinct from the first two, in order to be able to accommodate the…

hep-ph2014★ 20 cited

3.5 keV X-ray line and R-Parity Conserving Supersymmetry

Bhaskar Dutta, Ilia Gogoladze, Rizwan Khalid +1

We present some R-parity conserving supersymmetric models which can accommodate the 3.5 keV X-ray line reported in recent spectral studies of the Perseus galaxy cluster and the And…

hep-ph2014★ 8 cited

Top Quark and Higgs Boson Masses in Supersymmetric Models

Ilia Gogoladze, Rizwan Khalid, Shabbar Raza +1

We study the implications for bounds on the top quark pole mass m_t in models with low scale supersymmetry following the discovery of the Standard Model-like Higgs boson. In the mi…

hep-ph2011★ 54 cited

Higgs and Sparticle Spectroscopy with Gauge-Yukawa Unification

Ilia Gogoladze, Rizwan Khalid, Shabbar Raza +1

We explore the Higgs and sparticle spectroscopy of supersymmetric SU(4)_c x SU(2)_L x SU(2)_R models in which the three MSSM gauge couplings and third family (t-b-tau) Yukawa coupl…

hep-ph2010★ 16 cited

Direct and Indirect Detection and LHC Signals of Bino-Higgsino Dark Matter

Ilia Gogoladze, Rizwan Khalid, Yukihiro Mimura +1

If the lightest dark matter neutralino has a sufficiently large Higgsino component, its spin-independent and spin-dependent cross sections on nucleons can be sizable enough to be d…

hep-ph2010★ 52 cited

t-b-tau Yukawa unification for mu < 0 with a sub-TeV sparticle spectrum

Ilia Gogoladze, Rizwan Khalid, Shabbar Raza +1

We show compatibility with all known experimental constraints of t-b-tau Yukawa coupling unification in supersymmetric SU(4)_c x SU(2)_L x SU(2)_R which has non-universal gaugino m…

hep-ph2009★ 5 cited

CDMS II Inspired Neutralino Dark Matter in Flipped SU(5)

Ilia Gogoladze, Rizwan Khalid, Shabbar Raza +1

We investigate neutralino dark matter in supersymmetric flipped SU(5), focusing on candidates with masses of order 30 - 150 GeV and spin independent cross sections that are consist…

hep-ph2009★ 39 cited

Coannihilation Scenarios and Particle Spectroscopy in SU(4)_c x SU(2)_L x SU(2)_R

Ilia Gogoladze, Rizwan Khalid, Qaisar Shafi

We identify a variety of coannihilation scenarios in a supersymmetric SU(4)_c x SU(2)_L x SU(2)_R model with discrete left-right symmetry. Non-universal gaugino masses, compatible…

hep-ph2009★ 68 cited

Yukawa Unification and Neutralino Dark Matter in SU(4)_c \times SU(2)_L \times SU(2)_R

Ilia Gogoladze, Rizwan Khalid, Qaisar Shafi

We consider a left-right symmetric SU(4)_c \times SU(2)_L \times SU(2)_R (4-2-2) model with gravity mediated supersymmetry breaking. We find that with 4-2-2 compatible non-universa…

hep-ph2009★ 27 cited

CMSSM Spectroscopy in light of PAMELA and ATIC

Ilia Gogoladze, Rizwan Khalid, Qaisar Shafi +1

Dark matter neutralinos in the constrained minimal supersymmetric model (CMSSM) may account for the recent cosmic ray electron and positron observations reported by the PAMELA and…

hep-ph2008★ 24 cited

Soft Probes of SU(5) Unification

Ilia Gogoladze, Rizwan Khalid, Nobuchika Okada +1

We explore the sparticle and Higgs spectroscopy of an SU(5) inspired extension of the constrained minimal supersymmetric standard model (CMSSM). The universal soft parameter m_0 is…

The effects of polarization on the observables in the decay Ξcc++​→Ξc+​ℓˉνℓ​

Chirality structure of vector like new physics operators in charged current transitions

LHC and dark matter implications of t-b-τ Yukawa unification in split SUSY GUTs

Investigating New Physics through the Observables of Semileptonic Bs​→K∗(→Kπ)μ+μ− Decay

Exploring New Physics in transition b→sℓ+ℓ− through different Bc​→Ds(∗)​ℓ+ℓ− observables

Yukawa Unification with light supersymmetric particles consistent with LHC constraints

Understanding the muon anomalous magnetic moment in light of a flavor symmetry-based Minimal Supersymmetric Standard Model

3.5 keV X-ray line and R-Parity Conserving Supersymmetry

Top Quark and Higgs Boson Masses in Supersymmetric Models

Higgs and Sparticle Spectroscopy with Gauge-Yukawa Unification

Direct and Indirect Detection and LHC Signals of Bino-Higgsino Dark Matter

t-b-tau Yukawa unification for mu < 0 with a sub-TeV sparticle spectrum

CDMS II Inspired Neutralino Dark Matter in Flipped SU(5)

Coannihilation Scenarios and Particle Spectroscopy in SU(4)_c x SU(2)_L x SU(2)_R

Yukawa Unification and Neutralino Dark Matter in SU(4)_c \times SU(2)_L \times SU(2)_R

CMSSM Spectroscopy in light of PAMELA and ATIC

Soft Probes of SU(5) Unification

The effects of polarization on the observables in the decay $Ξ_{cc}^{++} \to Ξ_{c}^{+} ℓ ˉ ν_{ℓ}$

Investigating New Physics through the Observables of Semileptonic $B_{s} \to K^{*} (\to K π) μ^{+} μ^{-}$ Decay

Exploring New Physics in transition $b \to s ℓ^{+} ℓ^{-}$ through different $B_{c} \to D_{s}^{(*)} ℓ^{+} ℓ^{-}$ observables