138 citations · 1.4k across the 44 of their papers we have counts for
44 papers
GUT-induced FCC signatures of the LUX-ZEPLIN event
Wojciech Kotlarski, Kamila Kowalska, Enrico Maria Sessolo
The recent observation of an event with large recoil energy at LUX-ZEPLIN has found a possible explanation in terms of the inelastic scattering of a pseudo-Dirac particle like the…
Quantum gravity contributions to the gauge and Yukawa couplings in proper time flow
Gabriele Giacometti, Kamila Kowalska, Daniele Rizzo +2
We derive quantum gravity contributions to the beta functions of the gauge and Yukawa couplings of a matter theory using the Schwinger proper-time flow equation. Working in the Ein…
Qubit entanglement from forward scattering
Kamila Kowalska, Enrico Maria Sessolo
In the context of entanglement in relativistic scattering described by a perturbative -matrix, we derive analytically the concurrence for a mixed final state of two qub…
Stabilizing dark matter with quantum scale symmetry
Abhishek Chikkaballi, Kamila Kowalska, Rafael R. Lino dos Santos +1
In the context of gauge-Yukawa theories with trans-Planckian asymptotic safety, quantum scale symmetry can prevent the appearance in the Lagrangian of couplings that would otherwis…
Entanglement in flavored scalar scattering
Kamila Kowalska, Enrico Maria Sessolo
We investigate quantum entanglement in high-energy scalar scattering, where the scalars are characterized by an internal flavor quantum number acting like a qubit. Working…
Global analysis and LHC study of a vector-like extension of the Standard Model with extra scalars
A. E. Cárcamo Hernández, Kamila Kowalska, Huchan Lee +1
We perform a global analysis of a vector-like extension of the Standard Model, which also features additional doublet and singlet scalars. The usual Yukawa interactions are forbidd…
Naturally small neutrino mass with asymptotic safety and gravitational-wave signatures
Abhishek Chikkaballi, Kamila Kowalska, Enrico Maria Sessolo
We revisit the dynamical generation of an arbitrarily small neutrino Yukawa coupling in the Standard Model with trans-Planckian asymptotic safety and apply the same mechanism to th…
How robust are particle physics predictions in asymptotic safety?
Wojciech Kotlarski, Kamila Kowalska, Daniele Rizzo +1
The framework of trans-Planckian asymptotic safety has been shown to generate phenomenological predictions in the Standard Model and in some of its simple new physics extensions. A…
Constraints on solutions to the flavor anomalies with trans-Planckian asymptotic safety
Abhishek Chikkaballi, Wojciech Kotlarski, Kamila Kowalska +2
Motivated by the flavor anomalies in transitions, we embed minimal models with a gauge boson, vector-like fermions, and a singlet scalar in the framework of trans-Pl…
Naturally small Yukawa couplings from trans-Planckian asymptotic safety
Kamila Kowalska, Soumita Pramanick, Enrico Maria Sessolo
In gauge-Yukawa systems embedded in the framework of trans-Planckian asymptotic safety we discuss the dynamical generation of arbitrarily small Yukawa couplings driven by the prese…
Road map through the desert with scalars
Ubaldo Cavazos Olivas, Kamila Kowalska, Dinesh Kumar
In the context of the gauge coupling unification, we present a comprehensive analysis of the extensions of the Standard Model with vector-like fermions and scalars. We find 145 mod…
A combined approach to the analysis of space and ground experimental data within a simplified E6SSM
Shaaban Khalil, Kamila Kowalska, Stefano Moretti +2
Within the Exceptional Supersymmetric Standard Model (E6SSM), we investigate striking signatures at the Large Hadron Collider (LHC) for a long-lived charged inert higgsino, which i…
Flavour anomalies and the muon from feebly interacting particles
Luc Darmé, Marco Fedele, Kamila Kowalska +1
We perform a phenomenological analysis of simplified models of light, feebly interacting particles~(FIPs)that can provide a combined explanation of the anomalies in $b\to s l^+ l ^…
Minimal models for and dark matter confront asymptotic safety
Kamila Kowalska, Enrico Maria Sessolo
We use the framework of asymptotic safety above the Planck scale to constrain the parameter space of simple models of new physics that can accommodate the measured value of the ano…
Simple and statistically sound recommendations for analysing physical theories
Shehu S. AbdusSalam, Fruzsina J. Agocs, Benjamin C. Allanach +72
Physical theories that depend on many parameters or are tested against data from many different experiments pose unique challenges to statistical inference. Many models in particle…
Flavor anomalies from asymptotically safe gravity
Kamila Kowalska, Enrico Maria Sessolo, Yasuhiro Yamamoto
We use the framework of asymptotically safe quantum gravity to derive predictions for scalar leptoquark solutions to the and flavor anomalies. The presence of an…
Flavour anomalies from a split dark sector
Luc Darmé, Marco Fedele, Kamila Kowalska +1
We investigate solutions to the flavour anomalies in decays based on loop diagrams of a "split" dark sector characterised by the simultaneous presence of heavy particles at the…
Road map through the desert: unification with vector-like fermions
Kamila Kowalska, Dinesh Kumar
In light of null results from New Physics searches at the LHC, we look at unification of the gauge couplings as a model-building principle. As a first step, we consider extensions…
Global Bayesian Analysis of new physics in transitions after Moriond-2019
Dinesh Kumar, Kamila Kowalska, Enrico Maria Sessolo
The recent measurement of at LHCb continues to support the hint of violation of lepton flavor universality. We perform a global fit for new physics in semileptonic t…
Implications for New Physics in transitions after recent measurements by Belle and LHCb
Kamila Kowalska, Dinesh Kumar, Enrico Maria Sessolo
We present a Bayesian analysis of the implications for new physics in semileptonic transitions after including new measurements of at LHCb and new determinations of…
Constraints on charmphilic solutions to the muon g-2 with leptoquarks
Kamila Kowalska, Enrico Maria Sessolo, Yasuhiro Yamamoto
We derive constraints from flavor and LHC searches on charmphilic contributions to the muon anomalous magnetic moment with a single leptoquark. Only the scalar leptoquarks an…
Flavor anomalies and dark matter in SUSY with an extra U(1)
Luc Darmé, Kamila Kowalska, Leszek Roszkowski +1
Motivated by the recent anomalies in transitions that emerged at LHCb, we consider a model with an gauge symmetry and additional vector-like fermions. W…
The discreet charm of higgsino dark matter - a pocket review
Kamila Kowalska, Enrico Maria Sessolo
We give a brief review of the current constraints and prospects for detection of higgsino dark matter in low-scale supersymmetry. In the first part we argue, after performing a sur…
Gauge contribution to the expansion of the Yukawa coupling beta function
Kamila Kowalska, Enrico Maria Sessolo
We provide a closed analytical form for the gauge contribution to the beta function of a generic Yukawa coupling in the limit of large , where is the number of heavy vec…