Physics of leptoquarks in precision experiments and at particle colliders

I Doršner, S Fajfer, A Greljo, JF Kamenik, N Košnik - Physics Reports, 2016 - Elsevier
We present a comprehensive review of physics effects generated by leptoquarks (LQs), ie,
hypothetical particles that can turn quarks into leptons and vice versa, of either scalar or …

[HTML][HTML] Probing exotic phenomena at the interface of nuclear and particle physics with the electric dipole moments of diamagnetic atoms: A unique window to …

N Yamanaka, BK Sahoo, N Yoshinaga, T Sato… - The European Physical …, 2017 - Springer
The current status of electric dipole moments of diamagnetic atoms which involves the
synergy between atomic experiments and three different theoretical areas, ie particle …

Performance of reconstruction and identification of tau leptons decaying to hadrons and nu (tau) in pp collisions at√ s= 13 TeV

AM Sirunyan, A Tumasyan, W Adam… - Journal of …, 2018 - iopscience.iop.org
Searches for new phenomena that consider signatures with τ leptons have gained great
interest in proton-proton (pp) collisions at the CERN LHC. The most prominent one among …

Lepton universality violation with lepton flavor conservation in B-meson decays

R Alonso, B Grinstein, JM Camalich - Journal of High Energy Physics, 2015 - Springer
A bstract Anomalies in semileptonic B-meson decays present interesting patterns that might
be revealing the shape of the new physics to come. Under the assumption that neutrino and …

Flavor models for

M Freytsis, Z Ligeti, JT Ruderman - Physical Review D, 2015 - APS
The ratio of the measured B¯→ D (*) ℓ ν¯ decay rates for ℓ= τ vs e, μ deviate from the
standard model (SM) by about 4 σ. We show that the data are in tension with the SM …

The leptoquark Hunter's guide: Pair production

B Diaz, M Schmaltz, YM Zhong - Journal of High Energy Physics, 2017 - Springer
A bstract Leptoquarks occur in many new physics scenarios and could be the next big
discovery at the LHC. The purpose of this paper is to point out that a model-independent …

[HTML][HTML] B-decay anomalies in a composite leptoquark model

R Barbieri, CW Murphy, F Senia - The European Physical Journal C, 2017 - Springer
The collection of a few anomalies in semileptonic B-decays, especially in b → c τ ̄ ν b→ c τ
ν¯, invites to speculate about the emergence of some striking new phenomena, perhaps …

anomaly: A possible hint for natural supersymmetry with -parity violation

W Altmannshofer, PS Bhupal Dev, A Soni - Physical Review D, 2017 - APS
Recently, several B-physics experiments have reported an appreciable deviation from the
standard model (SM) in the tree-level observables RD (*); the combined weighted average …

Leptoquark flavor patterns & B decay anomalies

G Hiller, D Loose, K Schönwald - Journal of High Energy Physics, 2016 - Springer
A bstract Flavor symmetries that explain masses and mixings of the standard model fermions
dictate flavor patterns for the couplings of scalar and vector leptoquarks to the standard …

[HTML][HTML] Confronting lepton flavor universality violation in B decays with high-pT tau lepton searches at LHC

DA Faroughy, A Greljo, JF Kamenik - Physics Letters B, 2017 - Elsevier
We confront the indications of lepton flavor universality (LFU) violation observed in semi-
tauonic B meson decays with new physics (NP) searches using high p T tau leptons at the …