Search Results - "Kamenik, Jernej"

Implications of lepton flavor universality violations in B decays by Fajfer, Svjetlana, Kamenik, Jernej F, Nišandžić, Ivan, Zupan, Jure

“…Present measurements of b→cτν and b→uτν transitions differ from the standard model predictions of lepton flavor universality by almost 4σ. We examine new…”
Get full text

Interplay of New Physics effects in (g − 2)ℓ and h → ℓ+ℓ− — lessons from SMEFT by Fajfer, Svjetlana, Kamenik, Jernej F., Tammaro, M.

“…A bstract We explore the interplay of New Physics (NP) effects in ( g − 2) ℓ and h → ℓ + ℓ − within the Standard Model Effective Field Theory (SMEFT)…”
Get full text

Indirect constraints on the scalar di-photon resonance at the LHC by Goertz, Florian, Kamenik, Jernej F., Katz, Andrey, Nardecchia, Marco

“…A bstract Motivated by the tantalizing excesses recently reported in the di-photon invariant mass spectrum at the LHC, we scrutinize some implications of…”
Get full text

Implications of perturbative unitarity for scalar di-boson resonance searches at LHC by Luzio, Luca Di, Kamenik, Jernej F., Nardecchia, Marco

“…We study the constraints implied by partial wave unitarity on new physics in the form of spin-zero di-boson resonances at LHC. We derive the scale where the…”
Get full text

What is the gamma gamma resonance at 750 GeV? by Franceschini, Roberto, Giudice, Gian F, Kamenik, Jernej F, McCullough, Matthew, Pomarol, Alex, Rattazzi, Riccardo, Redi, Michele, Riva, Francesco, Strumia, Alessandro, Torre, Riccardo

“…Run 2 LHC data show hints of a new resonance in the diphoton distribution at an invariant mass of 750 GeV. We analyse the data in terms of a new boson,…”
Get full text

Collider constraints on light pseudoscalars by Haisch, Ulrich, Kamenik, Jernej F., Malinauskas, Augustinas, Spira, Michael

“…A bstract We investigate the bounds on light pseudoscalars that arise from a variety of collider searches. Special attention is thereby devoted to the mass…”
Get full text

Shedding light on CP violation in the charm system via D→Vγ decays by Isidori, Gino, Kamenik, Jernej F

“…Recent evidence for direct CP violation in nonleptonic charm decays cannot be easily accommodated within the standard model. On the other hand, it fits well in…”
Get full text

Disentangling flavor violation in the top-Higgs sector at the LHC by Greljo, Admir, Kamenik, Jernej F., Kopp, Joachim

“…A bstract We study the LHC phenomenology of flavor changing Yukawa couplings between the top quark, the Higgs boson, and either an up or charm quark. Such tuh…”
Get full text

New Physics in CP violating and flavour changing quark dipole transitions by Fajfer, Svjetlana, Kamenik, Jernej F., Košnik, Nejc, Smolkovič, Aleks, Tammaro, Michele

“…A bstract We explore CP-violating (CPV) effects of heavy New Physics in flavour-changing quark dipole transitions, within the framework of Standard Model…”
Get full text

Implications of the LHCb evidence for charm CP violation by Isidori, Gino, Kamenik, Jernej F., Ligeti, Zoltan, Perez, Gilad

“…The LHCb collaboration recently announced preliminary evidence for CP violation in D meson decays. We discuss this result in the context of the standard model…”
Get full text

A clockwork solution to the flavor puzzle by Alonso, Rodrigo, Carmona, Adrian, Dillon, Barry M., Kamenik, Jernej F., Camalich, Jorge Martin, Zupan, Jure

“…A bstract We introduce a set of clockwork models of flavor that can naturally explain the large hierarchies of the Standard Model quark masses and mixing…”
Get full text

The Machine Learning landscape of top taggers by Kasieczka, Gregor, Plehn, Tilman, Butter, Anja, Cranmer, Kyle, Debnath, Dipsikha, Dillon, Barry M., Fairbairn, Malcolm, Faroughy, Darius A., Fedorko, Wojtek, Gay, Christophe, Gouskos, Loukas, Kamenik, Jernej Fesel, Komiske, Patrick, Leiss, Simon, Lister, Alison, Macaluso, Sebastian, Metodiev, Eric, Moore, Liam, Nachman, Benjamin, Nordström, Karl, Pearkes, Jannicke, Qu, Huilin, Rath, Yannik, Rieger, Marcel, Shih, David, Thompson, Jennifer, Varma, Sreedevi

“…Based on the established task of identifying boosted, hadronically decaying top quarks, we compare a wide range of modern machine learning approaches. Unlike…”
Get full text

Accidental matter at the LHC by Di Luzio, Luca, Gröber, Ramona, Kamenik, Jernej F., Nardecchia, Marco

“…A bstract We classify weak-scale extensions of the Standard Model which automatically preserve its accidental and approximate symmetry structure at the…”
Get full text

New physics models facing lepton flavor violating Higgs decays at the percent level by Doršner, Ilja, Fajfer, Svjetlana, Greljo, Admir, Kamenik, Jernej F., Košnik, Nejc, Nišandžić, Ivan

“…A bstract We speculate about the possible interpretations of the recently observed excess in the h → τμ decay. We derive a robust lower bound on the Higgs…”
Get full text

Confronting lepton flavor universality violation in B decays with high-pT tau lepton searches at LHC by Faroughy, Darius A., Greljo, Admir, Kamenik, Jernej F.

“…We confront the indications of lepton flavor universality (LFU) violation observed in semi-tauonic B meson decays with new physics (NP) searches using high pT…”
Get full text

Correlating New Physics Effects in Semileptonic ∆C = 1 and ∆S = 1 Processes by Fajfer, Svjetlana, Kamenik, Jernej F., Korajac, Arman, Košnik, Nejc

“…A bstract We present constraints on the left-handed dimension-6 interactions that contribute to semileptonic and leptonic decays of K , D , pions and to…”
Get full text

FCNC portals to the dark sector by Kamenik, Jernej F., Smith, Christopher

“…A bstract The most general basis of operators parametrizing a low-scale departure from the SM particle content is constructed. The SM gauge invariance is…”
Get full text

Probing the C P nature of the top quark Yukawa at hadron colliders by Faroughy, Darius A., Kamenik, Jernej F., Košnik, Nejc, Smolkovič, Aleks

“…A bstract We analyze the prospects of probing the C P -odd i κ ˜ t ¯ γ 5 th interaction at the LHC and its projected upgrades, the high-luminosity and…”
Get full text

Light Majorana neutrinos in (semi)invisible meson decays by Bortolato, Blaž, Kamenik, Jernej F.

“…We reconsider decays of pseudoscalar mesons ( P ) to neutrino pairs and possibly additional photons in presence of (light) Majorana neutrinos. For this purpose…”
Get full text

On lepton flavor universality in top quark decays by Kamenik, Jernej F., Katz, Andrey, Stolarski, Daniel

“…A bstract We propose a novel strategy to test lepton flavor universality (LFU) in top decays, applicable to top pair production at colliders. Our proposal…”
Get full text