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We analyze the dynamics of a single-level quantum dot with Coulomb interaction, weakly tunnel coupled to an electronic reservoir, after it has been brought out of equilibrium, e.g. by a step-pulse potential. We investigate the exponential…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 L. Debora Contreras-Pulido , Janine Splettstoesser , Michele Governale , Jürgen König , Markus Büttiker

${\rm \bf Background:}$ The recent observation of the unbound nucleus $^{11}$O offers the unique possibility to study how the structure and dynamics of two-proton ($2p$) decay is affected by the removal of one neutron from $^{12}$O, and…

Nuclear Theory · Physics 2019-05-15 S. M. Wang , W. Nazarewicz , R. J. Charity , L. G. Sobotka

We study the influence of leptophilic dark matter interactions on decays of muons and ground state mesons in existing experiments. We consider a secluded dark sector exclusively interacting with leptons via either a (leptophilic) scalar or…

High Energy Physics - Phenomenology · Physics 2023-01-18 Gerrit Bickendorf , Manuel Drees

In this paper the masses and decay processes of several new strange, charmed and bottomed exotic pentaquarks are predicted. Multiquarks are studied microscopically in a standard quark model. In pure ground-state pentaquarks the short-range…

High Energy Physics - Phenomenology · Physics 2011-01-27 P. Bicudo

For purely leptonic decays of pseudoscalar mesons, the decay rates are related to the product of the relevant weak interaction-based CKM matrix element of the constituent quarks on the one hand, and the strong interaction parameter, the…

High Energy Physics - Phenomenology · Physics 2013-04-12 Swee Ping Chia

We develop a mesoscopic lattice model to study the morphology formation in interacting ternary mixtures with evaporation of one component. As concrete application of our model, we wish to capture morphologies as they are typically arising…

A search for $t$-channel exchange of leptoquarks (LQs) is performed in dimuon and dielectron spectra using proton-proton collision data collected at $\sqrt{s}$ = 13 TeV with the CMS detector at the CERN LHC. The data correspond to an…

High Energy Physics - Experiment · Physics 2026-01-15 CMS Collaboration

We discuss a role of diproton correlation in two-proton emission from the ground state of a proton-rich nucleus, $^6$Be. Assuming the three-body structure of $\alpha + p + p$ configuration, we develop a time-dependent approach, in which the…

Nuclear Theory · Physics 2015-06-19 Tomohiro Oishi , Kouichi Hagino , Hiroyuki Sagawa

Many cell functions require a concerted effort from multiple membrane proteins, for example, for signaling, cell division, and endocytosis. One contribution to their successful self-organization stems from the membrane deformations that…

Soft Condensed Matter · Physics 2023-06-21 Ali Azadbakht , Billie Meadowcroft , Juraj Májek , Anđela Šarić , Daniela J. Kraft

Top quark pair decay events resulting in final states containing {\tau} leptons present interesting channels in the search for physics beyond the Standard Model. This document describes the in-progress analyses of two channels, {\tau}+jets…

High Energy Physics - Experiment · Physics 2011-09-28 Allison McCarn

Using the color-magnetic interaction Hamiltonian with SU(3) flavor symmetry breaking, we perform a schematic study of the masses of the $J^P=1^+$ tetraquarks in the anti-decuplet representation. After diagonalizing the mass matrix, we find…

High Energy Physics - Phenomenology · Physics 2008-11-26 Ying Cui , Xiao-Lin Chen , Wei-Zhen Deng , Shi-Lin Zhu

We investigate the impact of different connectivities on the decoherence time in quantum systems under quasi-static Heisenberg noise. We considered three types of elementary units, including node, stick and triangle and connect them into…

Quantum Physics · Physics 2025-04-30 Quan Fu , Jiahao Wu , Xin Wang

Three-body decay is a rare decay mode observed in a handful of unbound rare isotopes. The angular and energy correlations between emitted nucleons are of particular interest, as they provide invaluable information on the interplay between…

Nuclear Theory · Physics 2021-04-08 S. M. Wang , W. Nazarewicz

Motivated by the successful interpretation of these observed $P_c$ and $P_{cs}$ states under the meson-baryon molecular picture, we systematically investigate the possible hidden-charm molecular pentaquark states with triple strangeness…

High Energy Physics - Phenomenology · Physics 2021-03-31 Fu-Lai Wang , Xin-Dian Yang , Rui Chen , Xiang Liu

We explore the pair production of third-generation scalar leptoquark at the Large Hadron Collider to next-to-leading order accuracy in QCD, matched to parton shower for a precise probing of the stemming model. We propose to tag two boosted…

High Energy Physics - Phenomenology · Physics 2024-09-04 Anupam Ghosh , Partha Konar , Debashis Saha , Satyajit Seth

In this proceedings contribution we present a recent three-loop hard-thermal-loop perturbation theory (HTLpt) calculation of the thermodynamic potential for a finite temperature and chemical potential system of quarks and gluons. We compare…

High Energy Physics - Phenomenology · Physics 2014-12-10 Michael Strickland , Jens O. Andersen , Aritra Bandyopadhyay , Najmul Haque , Munshi G. Mustafa , Nan Su

Leptoquark-Higgs interactions induce mixing between leptoquark states with different chiralities once the electro-weak symmetry is broken. In such LQ models Majorana neutrino masses are generated at 1-loop order. Here we calculate the…

High Energy Physics - Phenomenology · Physics 2008-11-26 D. Aristizabal Sierra , M. Hirsch , S. G. Kovalenko

In this work, we investigate the weak decays of ground-state triply heavy baryons. We first obtain the form factors using the light-front quark model in the three-quark picture, and then apply them to arrive at some phenomenological…

High Energy Physics - Phenomenology · Physics 2024-09-17 Zhen-Xing Zhao , Qi Yang

A search for resonances produced in 13 TeV proton-proton collisions and decaying into top-quark pairs is presented. In this study events where the top-quark decay produces a single isolated charged lepton, missing transverse momentum and…

High Energy Physics - Experiment · Physics 2022-06-28 Badr-eddine Ngair , Farida Fassi

Searches for first generation scalar and vector leptoquarks, and for squarks in R-parity violating SUSY models with the direct decay of the squark into Standard Model particles, have been performed using e+e- collisions collected with the…

High Energy Physics - Experiment · Physics 2008-11-26 The OPAL collaboration , G. Abbiendi