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The relation of model predictions for muon content of extensive air showers (EAS) to particular properties of hadron-air interactions is discussed. Further, using a new Monte Carlo generator of cosmic ray interactions, QGSb, the relevance…

High Energy Physics - Phenomenology · Physics 2026-04-02 Sergey Ostapchenko

Significant progress has recently been made in calculating muon stopping sites using density functional theory. The technique aims to address two of the most common criticisms of the muon-spin spectroscopy ($\mu^+$SR) technique, namely,…

Strongly Correlated Electrons · Physics 2022-08-31 B. M. Huddart , A. Hernández-Melián , T. J. Hicken , M. Gomilšek , Z. Hawkhead , S. J. Clark , F. L. Pratt , T. Lancaster

In order to expand the applicability of muon spin rotation, relaxation, and resonance ($\mu$SR) experiments with pulsed muons and to make effective use of the high-flux beam, we have developed a new experimental method ``transient…

Instrumentation and Detectors · Physics 2023-09-22 S. Nishimura , H. Okabe , M. Hiraishi , M. Miyazaki , J. G. Nakamura , A. Koda , R. Kadono

A positive muon ($\mu^+$) and an electron ($e^-$) form the the hydrogen-like muonium atom ($M$=$\mu^+ e^-$). Since it consists of two leptonic particles which are according to present knowledge point-like, accurate calculations of its level…

High Energy Physics - Experiment · Physics 2016-08-31 K. Jungmann

Muons are a fascinating probe to study nuclear properties. Muonic atoms can easily be formed by stopping negative muons inside a material. The muon is subsequently captured by the nucleus and, due to its much higher mass compared to the…

Nuclear Experiment · Physics 2020-06-04 A. Knecht , A. Skawran , S. M. Vogiatzi

Experimental searches for lepton-flavor-violating coherent muon-to-electron conversion in the field of a nucleus, have been proposed to reach the unprecedented sensitivity of 10^(-16) - 10^(-18) per stopped muon. At that level, they probe…

High Energy Physics - Phenomenology · Physics 2011-08-08 Andrzej Czarnecki , Xavier Garcia i Tormo , William J. Marciano

In this review, we highlight recent developments in the application of machine learning for molecular modeling and simulation. After giving a brief overview of the foundations, components, and workflow of a typical supervised learning…

Data Analysis, Statistics and Probability · Physics 2019-02-21 Mojtaba Haghighatlari , Johannes Hachmann

I give an overview of the ability of a high energy $\mu^+\mu^-$ collider to discover new particles and interactions. I start with heavy fermions which will be the most straightforward to produce and observe. I then discuss single leptoquark…

High Energy Physics - Phenomenology · Physics 2009-10-31 Stephen Godfrey

Cosmic ray muons have emerged as a non-conventional high-energy radiation probe to monitor dense and large objects. Muons are the most abundant cosmic radiation on Earth, however, their flux at sea level is approximately 10,000 min^-1m^-2…

Instrumentation and Methods for Astrophysics · Physics 2022-01-05 Junghyun Bae , Stylianos Chatzidakis

We present a review of atmospheric muon flux and energy spectrum measurements over almost six decades of muon momentum. Sea-level and underground/water/ice experiments are considered. Possible sources of systematic errors in the…

Earth and Planetary Astrophysics · Physics 2012-08-16 Stefano Cecchini , Maurizio Spurio

The possibility of testing spatial noncommutativity by current experiments on normal quantum scales is investigated. For the case of both position-position and momentum-momentum noncommuting spectra of ions in crossed electric and magnetic…

Quantum Physics · Physics 2010-04-23 Jian-Zu Zhang , Ke-Lin Gao , Chuan-Gang Ning

The singlet capture rate $\Lambda_S$ for the semileptonic weak process $\mu+p \to n+\nu_\mu$ has been measured in the MuCap experiment. The novel experimental technique is based on stopping muons in an active target, consisting of a time…

Nuclear Experiment · Physics 2019-08-13 Peter Kammel

Muons are elementary particles and provide cleaner collision events that can explore higher energies compared to composite particles like protons. Muons are also far heavier than their electron cousins, meaning that they emit less…

High Energy Physics - Experiment · Physics 2025-04-15 Diktys Stratakis

This paper addresses different aspects of "coupled" model descriptions in computational electromagnetics. This includes domain decomposition, multiscale problems, multiple or hybrid discrete field formulation and multi-physics problems.…

Computational Engineering, Finance, and Science · Computer Science 2023-03-16 Markus Clemens , Sebastian Schöps , Carsten Cimala , Nico Gödel , Simon Runke , Daniel Schmidthäusler , Thomas Timm

The observed interactions between particles are not fully explained in the successful theoretical description of the standard model to date. Due to the close confinement of the bound state muonium ($M = \mu^+ e^-$) can be used as an ideal…

High Energy Physics - Experiment · Physics 2016-08-31 L. Willmann , K. Jungmann

Precision measurements in nuclear muon capture on the proton and $^3$He allow for tests of the Standard Model for the strong and electroweak interactions, complementary to those achieved in high energy experiments. The present situation and…

High Energy Physics - Phenomenology · Physics 2009-10-31 Jan Govaerts

We present a brief overview of the current theoretical and experimental progresses in the study of quantum dot-based quantum computing schemes, then focus on the spin-based varieties, which are generally regarded as the most scalable…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Xuedong Hu

Muon colliders are expected to naturally have a small spread in beam energy making them an ideal place to study the excitation curve. We present the parameter determinations that are possible from measuring the total cross section near…

High Energy Physics - Phenomenology · Physics 2009-10-30 M. S. Berger

The indirect ground-based observations of cosmic rays through extensive air showers in modern experiments typically involve the use of Monte Carlo simulations to determine the characteristics of the primary particles. These simulations…

High Energy Astrophysical Phenomena · Physics 2026-04-20 Nickolay S. Martynenko

Quantum coherence is a fundamental property of quantum systems, separating quantum from classical physics. Recently, there has been significant interest in the characterization of quantum coherence as a resource, investigating how coherence…