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Loosely-bound objects such as light nuclei are copiously produced in proton-proton and nuclear collisions at the Large Hadron Collider (LHC), despite the fact that typical energy scales in such collisions exceed the binding energy of the…

Nuclear Experiment · Physics 2019-05-22 Peter Braun-Munzinger , Benjamin Dönigus

In these two lectures, we will address the topic of the creation of small black holes during particle collisions in a ground-based accelerator, such as LHC, in the context of a higher-dimensional theory. We will cover the main assumptions,…

High Energy Physics - Theory · Physics 2009-02-16 Panagiota Kanti

We introduce and study a new scheme to construct relativistic observables from post-processing light cone data. This construction is based on a novel approach, LC-Metric, which takes general light cone or snapshot output generated by…

Cosmology and Nongalactic Astrophysics · Physics 2022-03-14 Chi Tian , Matthew F. Carney , James B. Mertens , Glenn Starkman

The progenitors of present-day galaxy clusters give important clues about the evolution of the large scale structure, cosmic mass assembly, and galaxy evolution. Simulations are a major tool for these studies since they are used to…

Astrophysics of Galaxies · Physics 2021-04-26 Pablo Araya-Araya , Marcelo C. Vicentin , Laerte Sodré , Roderik A. Overzier , Hector Cuevas

We present a simple yet efficient algorithm for phase-space integration at hadron colliders. Individual mappings consist of a single t-channel combined with any number of s-channel decays, and are constructed using diagrammatic information.…

High Energy Physics - Phenomenology · Physics 2023-10-18 Enrico Bothmann , Taylor Childers , Walter Giele , Florian Herren , Stefan Hoeche , Joshua Isaacson , Max Knobbe , Rui Wang

We propose a novel experimental method to produce and detect weakly interacting light vector bosons using coherent processes in refractive media. A light vector boson would be produced by a laser photon scattered at a plane interface…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Ljubicic , D. Kekez

Galaxy surveys provide a large-scale view of the universe that typically has a limited line-of-sight or redshift resolution. The lack of radial accuracy in these surveys can be modelled by picturing the universe as a set of concentric…

Astrophysics · Physics 2009-11-13 P. Fosalba , E. Gaztanaga , F. Castander , M. Manera

We propose an experiment which consists of drawing a card and using it to decide restrictions on the running of Large Hadron Collider (LHC for short) at CERN, such as luminosity, and beam energy. There may potentially occur total shut down.…

High Energy Physics - Phenomenology · Physics 2009-11-04 Holger B. Nielsen , Masao Ninomiya

We calculate the production of real photons in relativistic nuclear collisions at RHIC, consistently with the quenching of fast partons. We go beyond one-body observables, and evaluate photon-triggered fragmentation functions, in the…

High Energy Physics - Phenomenology · Physics 2010-01-15 Charles Gale

The advent of the new generation of wide field galaxy surveys makes large N-body cosmological simulations a necessary evil. While the cosmological simulation codes have evolved a lot since the first calculations in the 80s, the…

Cosmology and Nongalactic Astrophysics · Physics 2017-09-15 Claudio Llinares

The absorption and emission of light by exoplanet atmospheres encode details of atmospheric composition, temperature, and dynamics. Fundamentally, simulating these processes requires detailed knowledge of the opacity of gases within an…

Instrumentation and Methods for Astrophysics · Physics 2024-08-07 Arjun B. Savel , Megan Bedell , Eliza M. -R. Kempton

Accurate and fast simulation of particle physics processes is crucial for the high-energy physics community. Simulating particle interactions with detectors is both time consuming and computationally expensive. With the proton-proton…

High Energy Physics - Experiment · Physics 2021-08-26 Ali Hariri , Darya Dyachkova , Sergei Gleyzer

Within the resolved Pomeron model of hard diffractive scattering, we compute prompt photon production in double-Pomeron-exchange events in proton-proton collisions. Using specific kinematical constraints chosen according to the acceptances…

High Energy Physics - Phenomenology · Physics 2016-05-04 A. K. Kohara , C. Marquet

A phenomenological model for the clustering of dark matter halos on the light-cone is presented. In particular, an empirical prescription for the scale-, mass-, and time-dependence of halo biasing is described in detail. A comparison of the…

Astrophysics · Physics 2007-05-23 Yasushi Suto

Photoproduction of vector mesons are computed in dipole model in proton-proton ultraperipheral collisions(UPCs) at the CERN Large Hadron Collider (LHC). The dipole model framework is employed in the calculations of vector mesons production…

High Energy Physics - Phenomenology · Physics 2018-05-30 Ya-Ping Xie , Xurong Chen

In recent years, modelling the evolution of beam losses in circular proton machines starting from the evolution of the dynamic aperture has been the focus of intense research. Results from single-particle, non-linear beam dynamics have been…

Accelerator Physics · Physics 2019-01-31 Massimo Giovannozzi , Frederik F Van der Veken

Upcoming weak lensing surveys will probe large fractions of the sky with unprecedented accuracy. To infer cosmological constraints, a large ensemble of survey simulations are required to accurately model cosmological observables and their…

Cosmology and Nongalactic Astrophysics · Physics 2019-01-30 Raphael Sgier , Alexandre Réfrégier , Adam Amara , Andrina Nicola

In response to a request from the CERN Scientific Policy Committee (SPC), the machine parameters and expected luminosity performance for several proposed post-LHC collider projects at CERN are compiled: three types of hadron colliders…

We explore the prospects of extending the LHC from a hadron-hadron to a photon-hadron collider and performing studies of inclusive quarkonium photoproduction. We perform an extrapolation from HERA data to predict the yields of photoproduced…

High Energy Physics - Phenomenology · Physics 2025-01-22 Kate Lynch

We investigate a scenario inspired by natural supersymmetry, where neutrino data is explained within a low-scale seesaw scenario. For this the Minimal Supersymmetric Standard Model is extended by adding light right-handed neutrinos and…

High Energy Physics - Phenomenology · Physics 2021-06-30 J. Masias , N. Cerna-Velazco , J. Jones-Perez , W. Porod