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Related papers: Space-time structure of new physics with polarized…

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I summarize the prospects for discovering and studying the properties of Higgs particles at future high-energy and high-luminosity $e^+e^-$ linear colliders. I will focus on the Higgs particle of the Standard Model and the Higgs bosons…

High Energy Physics - Phenomenology · Physics 2007-05-23 Abdelhak Djouadi

Incorporating for the first time both the spin and isospin degrees of freedom explicitly in transport model simulations of intermediate-energy heavy-ion collisions, we observe that a local spin polarization appears during collision process.…

Nuclear Theory · Physics 2013-07-09 Jun Xu , Bao-An Li

Most embeddings of the Standard Model into a more unified theory, in particular the ones based on supergravity or superstrings, predict the existence of a hidden sector of particles which have only very weak interactions with the visible…

High Energy Physics - Phenomenology · Physics 2015-05-18 Joerg Jaeckel , Andreas Ringwald

We consider the possibility of observing deviations from the Standard Model gauge-boson self-couplings at a future $500$~GeV $e^+ e^-$ linear collider. We concentrate on the case in which the electroweak symmetry breaking sector is strongly…

High Energy Physics - Phenomenology · Physics 2009-10-28 A. A. Likhoded , T. Han , G. Valencia

We study polarization and spin correlation effects in the MSSM and in extended supersymmetric models at an e^+e^- linear collider with polarized beams. The production of light neutralinos e^+ e^- --> \tilde\chi^0_1 \tilde\chi^0_2 and the…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Moortgat-Pick , S. Hesselbach , F. Franke , H. Fraas

Invariance under time translation (or stationarity) is probably one of the most important assumptions made when investigating electromagnetic phenomena. Breaking this assumption is expected to open up novel possibilities and result in…

Applied Physics · Physics 2021-10-06 M. S. Mirmoosa , T. T. Koutserimpas , G. A. Ptitcyn , S. A. Tretyakov , R. Fleury

An introduction to spin techniques in particle physics is given. Among the topics covered are: helicity formalism and its applications to the decay and scattering of spin-1/2 and spin-1 particles, techniques for evaluating helicity…

High Energy Physics - Phenomenology · Physics 2009-09-25 Howard E. Haber

The physics potential is briefly summarized for an e+e- linear collider operating at center-of-mass energies up to \sqrt{s} = 1 TeV and delivering integrated luminosities up to \int L = 0.5 ab^(-1) in one to two years. This machine will…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. M. Zerwas

We summarize discovery potentials for the Standard Model Higgs boson produced in e^+e^- collisions and measurements of its detailed properties. Prospects for Higgs boson detection within the Minimal Supersymmetric Standard Model are also…

High Energy Physics - Phenomenology · Physics 2007-05-23 H. J. Schreiber

Future linear colliders plan to collide polarised beams and the planned physics reach requires knowledge of the state of polarisation as precisely as possible. The polarised beams can undergo depolarisation due to various mechanisms. In…

Accelerator Physics · Physics 2017-08-23 I. Bailey , C. Bartels , M. Beckmann , A. Hartin , C. Helebrant , D. Kaefer , J. List , G. Moortgat-Pick

We review the pair-production and decay of selectrons in $e^-e^-$ collisions and show how the standard model backgrounds can be virtually eliminated with polarized beams. The exceedingly simple analysis involved and the large sample of…

High Energy Physics - Phenomenology · Physics 2011-04-15 Frank Cuypers

We investigate quantum-information-theoretic observables in electron-proton scattering at the Electron-Ion Collider (EIC). Our analysis focuses on entanglement and magic, two complementary indicators of non-classicality in quantum states.…

High Energy Physics - Phenomenology · Physics 2025-10-29 Kun Cheng , Tao Han , Sokratis Trifinopoulos

If all new particles are too heavy to be directly produced in the future Colliders, then the long sought New Physics (NP) could only appear in the form of new interactions, beyond those of the Standard Model (SM). Many of the processes that…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. J. Gounaris

An exact solution for the field of a charge in a uniformly accelerated noninertial frame of reference (NFR) alongside the "Equivalent Situation Postulate" allows one to find space-time structure as well as fields from arbitrarily shaped…

General Physics · Physics 2009-11-20 S. A. Podosenov

We present an overview of the scientific opportunities that would be offered by a high-energy electron-ion collider. We discuss the relevant physics of polarized and unpolarized electron-proton collisions and of electron-nucleus collisions.…

High Energy Physics - Phenomenology · Physics 2009-11-11 Abhay Deshpande , Richard Milner , Raju Venugopalan , Werner Vogelsang

We study electron-electron contact-interaction searches in the process e^+e^-\to e^+e^- at a future e^+e^- Linear Collider with both beams longitudinally polarized. We evaluate the model-independent constraints on the coupling constants,…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. V. Tsytrinov , A. A. Pankov

The experimental potential of e+e- Linear Colliders to explore the properties of supersymmetric particles is reviewed. High precision measurements of masses, spin-parity, gauge quantum numbers, couplings and mixings, production and decay…

High Energy Physics - Phenomenology · Physics 2007-05-23 Hans-Ulrich Martyn

The exchange of spin-0 or spin-1 bosons between fermions or spin-polarised macroscopic objects gives rise to various spin-dependent potentials. We derive the coordinate-space non-relativistic potentials induced by the exchange of such…

High Energy Physics - Phenomenology · Physics 2019-03-06 Pavel Fadeev , Yevgeny V. Stadnik , Filip Ficek , Mikhail G. Kozlov , Victor V. Flambaum , Dmitry Budker

We consider indirect searches for additional neutral vector bosons in $e^+e^-$ and $e^-e^-$ collisions, and compare these two linear collider modes with similar analysis procedures and assumptions. Discovery limits and resolving power are…

High Energy Physics - Phenomenology · Physics 2009-10-28 Frank Cuypers

The complementarity of $e^+e^-$ and $\gamma \gamma$ colliders to discover and explore new physics beyond the Standard Model(SM) is discussed. After briefly surveying a number of various new physics scenarios we concentrate in detail on…

High Energy Physics - Phenomenology · Physics 2009-10-31 Thomas G. Rizzo