Unveiling hidden physics at the LHC
The field of particle physics is at the crossroads. The discovery of a Higgs-like boson
completed the Standard Model (SM), but the lacking observation of convincing resonances …
completed the Standard Model (SM), but the lacking observation of convincing resonances …
GUT Physics in the era of the LHC
Grand Unified Theories (GUTs) are one of the most interesting high-energy completions of
the Standard Model, because they provide a rich, powerful and elegant group-theoretical …
the Standard Model, because they provide a rich, powerful and elegant group-theoretical …
Search for new particles in events with energetic jets and large missing transverse momentum in proton-proton collisions at = 13 TeV
A Tumasyan, W Adam, JW Andrejkovic… - Journal of High Energy …, 2021 - Springer
A bstract A search is presented for new particles produced at the LHC in proton-proton
collisions at\(\sqrt {s}\)= 13 TeV, using events with energetic jets and large missing …
collisions at\(\sqrt {s}\)= 13 TeV, using events with energetic jets and large missing …
Searches for additional Higgs bosons and for vector leptoquarks in ττ final states in proton-proton collisions at = 13 TeV
A Tumasyan, W Adam, JW Andrejkovic… - Journal of High Energy …, 2023 - Springer
A bstract Three searches are presented for signatures of physics beyond the standard model
(SM) in ττ final states in proton-proton collisions at the LHC, using a data sample collected …
(SM) in ττ final states in proton-proton collisions at the LHC, using a data sample collected …
Reading the footprints of the B-meson flavor anomalies
A bstract Motivated by the recent LHCb announcement of a 3. 1σ violation of lepton-flavor
universality in the ratio RK= Γ (B→ Kμ+ μ−)/Γ (B→ Ke+ e−), we present an updated …
universality in the ratio RK= Γ (B→ Kμ+ μ−)/Γ (B→ Ke+ e−), we present an updated …
B-decay discrepancies after Moriond 2019
J Aebischer, W Altmannshofer, D Guadagnoli… - The European Physical …, 2020 - Springer
Following the updated measurement of the lepton flavour universality (LFU) ratio R_K RK in
B → K ℓ ℓ B→ K ℓ ℓ decays by LHCb, as well as a number of further measurements, eg R …
B → K ℓ ℓ B→ K ℓ ℓ decays by LHCb, as well as a number of further measurements, eg R …
B-physics anomalies: a guide to combined explanations
A bstract Motivated by additional experimental hints of Lepton Flavour Universality violation
in B decays, both in charged-and in neutral-current processes, we analyse the ingredients …
in B decays, both in charged-and in neutral-current processes, we analyse the ingredients …
Closing the window on single leptoquark solutions to the B-physics anomalies
We examine various scenarios in which the Standard Model is extended by a light
leptoquark state to solve for one or both B-physics anomalies, viz. RD* exp> RD* SM or/and …
leptoquark state to solve for one or both B-physics anomalies, viz. RD* exp> RD* SM or/and …
Search for singly and pair-produced leptoquarks coupling to third-generation fermions in proton-proton collisions at s= 13 TeV
AM Sirunyan, A Tumasyan, W Adam, T Bergauer… - Physics Letters B, 2021 - Elsevier
A search for leptoquarks produced singly and in pairs in proton-proton collisions is
presented. We consider the leptoquark (LQ) to be a scalar particle of charge− 1/3e coupling …
presented. We consider the leptoquark (LQ) to be a scalar particle of charge− 1/3e coupling …
Revisiting the vector leptoquark explanation of the B-physics anomalies
A bstract We present a thorough investigation of the vector leptoquark hypothesis for a
combined explanation of the B-physics anomalies. We analyze this hypothesis from a …
combined explanation of the B-physics anomalies. We analyze this hypothesis from a …