B Flavor Anomalies: 2021 Theoretical Status Report
At the present time (2022), there are discrepancies with the predictions of the Standard
Model in several observables involving b→ s ℓ+ ℓ− and decays. These are the B flavor …
Model in several observables involving b→ s ℓ+ ℓ− and decays. These are the B flavor …
New Physics in b → s ℓ^+ ℓ^-b→ s ℓ+ ℓ-confronts new data on lepton universality
M Ciuchini, AM Coutinho, M Fedele, E Franco… - The European Physical …, 2019 - Springer
In light of the very recent updates on the R_K RK and R_ K^* RK∗ measurements from the
LHCb and Belle collaborations, we systematically explore here imprints of New Physics in b …
LHCb and Belle collaborations, we systematically explore here imprints of New Physics in b …
Flavour anomalies after the RK∗ measurement
A bstract The LHCb measurement of the μ/e ratio RK∗ indicates a deficit with respect to the
Standard Model prediction, supporting earlier hints of lepton universality violation observed …
Standard Model prediction, supporting earlier hints of lepton universality violation observed …
[HTML][HTML] High- dilepton tails and flavor physics
A Greljo, D Marzocca - The European Physical Journal C, 2017 - Springer
We investigate the impact of flavor-conserving, non-universal quark-lepton contact
interactions on the dilepton invariant mass distribution in\(p~ p\rightarrow\ell^+\ell^-\) …
interactions on the dilepton invariant mass distribution in\(p~ p\rightarrow\ell^+\ell^-\) …
Simultaneous explanation of the RK and puzzles: a model analysis
A bstract RK and\({R} _ {D^{\left (*\right)}}\) are two B-decay measurements that presently
exhibit discrepancies with the SM. Recently, using an effective field theory approach, it was …
exhibit discrepancies with the SM. Recently, using an effective field theory approach, it was …
Palatable leptoquark scenarios for lepton flavor violation in exclusive b→ sℓ 1 ℓ 2 modes
A bstract We examine various scenarios that involve a light\(\mathcal {O}\)(1 TeV) leptoquark
state and select those which are compatible with the current experimental values for ℬ (B …
state and select those which are compatible with the current experimental values for ℬ (B …
Muonic force behind flavor anomalies
A bstract We develop an economical theoretical framework for combined explanations of the
flavor physics anomalies involving muons:(g− 2) μ,\({R} _ {K^{\left (\ast\right)}}\), and b→ sμ+ …
flavor physics anomalies involving muons:(g− 2) μ,\({R} _ {K^{\left (\ast\right)}}\), and b→ sμ+ …
Phenomenology of an SU (2)× SU (2)× U (1) model with lepton-flavour non-universality
A bstract We investigate a gauge extension of the Standard Model in light of the observed
hints of lepton universality violation in b→ cℓν and b→ sℓ+ ℓ− decays at BaBar, Belle and …
hints of lepton universality violation in b→ cℓν and b→ sℓ+ ℓ− decays at BaBar, Belle and …
Implications for new physics in transitions after recent measurements by Belle and LHCb
K Kowalska, D Kumar, EM Sessolo - The European Physical Journal C, 2019 - Springer
We present a Bayesian analysis of the implications for new physics in semileptonic b → sb→
s transitions after including new measurements of R_K RK at LHCb and new determinations …
s transitions after including new measurements of R_K RK at LHCb and new determinations …
Probing the anomaly at a muon collider
The LHCb measurements of the μ/e ratio in B→ K ℓ ℓ decays (RK) indicate a deficit with
respect to the Standard Model prediction, supporting earlier hints of lepton universality …
respect to the Standard Model prediction, supporting earlier hints of lepton universality …