English
Related papers

Related papers: Analysis Tools for Discovering Strong Parity Viola…

200 papers

Measurements of parity-violating longitudinal analyzing powers (normalized asymmetries) in polarized proton-proton scattering provide a unique window on the interplay between the weak and strong interactions between and within hadrons.…

Nuclear Experiment · Physics 2015-06-26 W. T. H. van Oers , for E497 collaboration

Parity-violating quasielastic electron scattering is studied within the context of the relativistic Fermi gas and its extensions to include the effects of pionic correlations and meson-exchange currents. The work builds on previous studies…

Nuclear Theory · Physics 2009-10-22 M. B. Barbaro , A. De Pace , T. W. Donnelly , A. Molinari

Anisotropic flow measurements play a crucial role in understanding the physics and bulk properties of the system created in heavy ion collisions. In this talk I briefly review the most important results obtained so far, recent developments…

Nuclear Experiment · Physics 2008-11-26 Sergei A. Voloshin

Parity-odd domains, corresponding to non-trivial topological solutions of the QCD vacuum, might be created in relativistic heavy ions collisions. These domains are predicted to lead to charge separation along the system orbital momentum of…

Nuclear Experiment · Physics 2009-11-18 Sergei A. Voloshin , the STAR Collaboration

Event classifiers based either on the charged-particle multiplicity or on event topologies, such as spherocity and underlying event, became very useful tools to study collective-like behaviors in small collision systems. However,…

High Energy Physics - Experiment · Physics 2023-12-19 Gyula Bencédi

The anomalous magnetic (MDM) and electric (EDM) dipole moments of the $\tau$ lepton serve as crucial indicators of new physics beyond the Standard Model. Leveraging azimuthal angular asymmetry as a novel tool in ultraperipheral collisions…

High Energy Physics - Phenomenology · Physics 2024-04-11 Ding Yu Shao , Bin Yan , Shu-Run Yuan , Cheng Zhang

After the start of the LHC, a plethora of novel observables for jet tomography in heavy-ion collisions has appeared. Many of these studies have yielded counter-intuitive null results of apparently unmodified jets, which have sparked…

High Energy Physics - Phenomenology · Physics 2013-11-27 Thorsten Renk

Since their advent, Parity Violating experiments have played a crucial role in testing the standard model (SM) of electroweak interactions. In recent years, these experiments have reached such a high degree of accuracy that they might test…

High Energy Physics - Phenomenology · Physics 2009-02-10 Gian Franco Sacco

In this paper we demonstrate that the selection of events with different multiplicities of produced particles, leads to the violation of the azimuthal angular symmetry, $\phi \to \pi - \phi$. We find for LHC and lower energies, that this…

High Energy Physics - Phenomenology · Physics 2018-10-17 E. Gotsman , E. Levin

In non-central relativistic heavy ion collisions, \P-odd domains, which might be created in the process of the collision, are predicted to lead to charge separation along the system orbital momentum \cite{Kharzeev:2004ey}. An observable,…

Nuclear Experiment · Physics 2019-08-13 Sergei A. Voloshin

We consider hydrogen-like atoms in unstable levels of principal quantum number n=2, confined to a finite size region in a non-homogeneous electric field carrying handedness. The interplay between the internal degrees of freedom of the atoms…

High Energy Physics - Phenomenology · Physics 2009-10-30 D. Bruss , T. Gasenzer , O. Nachtmann

A purely left-chiral model of the weak interactions is used to show that the total parity-violating asymmetry in quark-quark scattering must grow with increasing energy. In the absence of other new physics, non-observation of a large…

Nuclear Theory · Physics 2007-05-23 T. Goldman

The breaking of parity, a fundamental symmetry between left and right is best understood in the framework of left-right symmetric extension of the standard model. We show that the production of a heavy right-handed neutrino at the proposed…

High Energy Physics - Phenomenology · Physics 2016-02-03 Subhadeep Mondal , Santosh Kumar Rai

We define a new set of observables to probe the structure of the underlying event in hadron collisions. We use the conventional definition of the `transverse region' in jet events and, for a fixed window in jet $p_\perp$, propose to measure…

High Energy Physics - Phenomenology · Physics 2016-06-01 Tim Martin , Peter Skands , Sinead Farrington

We derive generic predictions at hadron colliders from the large forward-backward asymmetry observed at the Tevatron, assuming the latter arises from heavy new physics beyond the Standard Model. We use an effective field theory approach to…

High Energy Physics - Phenomenology · Physics 2013-01-15 Cédric Delaunay , Oram Gedalia , Yonit Hochberg , Yotam Soreq

The arguments for the possibility of violation of P and CP symmetries of strong interactions at finite temperature are presented. A new way of observing these effects in heavy ion collisions is proposed -- it is shown that parity violation…

High Energy Physics - Phenomenology · Physics 2011-05-05 D. Kharzeev

This paper presents a measurement of the ordering of charged hadrons in the azimuthal angle relative to the beam axis in high-energy proton-proton collisions at the Large Hadron Collider (LHC). A spectral analysis of correlations between…

High Energy Physics - Experiment · Physics 2012-09-18 ATLAS Collaboration

Event classifiers are the most fundamental observables to probe the event topology of hadronic and nuclear collisions at relativistic energies. Over the last five decades, significant progress has been made to establish suitable event…

High Energy Physics - Phenomenology · Physics 2026-04-21 Suraj Prasad , Sushanta Tripathy , Bhagyarathi Sahoo , Raghunath Sahoo

We demonstrate the use of Event Shape Sorting in femtoscopy. The method allows to select events with similar distributions if hadrons in azimuthal angle. We show that also their correlation radii exhibit interesting dependence on azimuthal…

Nuclear Theory · Physics 2019-02-26 Jakub Cimerman , Boris Tomášik

Recent results related to Double-Parton Scattering (DPS) and Multi-Parton Interactions (MPI) from the LHC experiments (ALICE, ATLAS, CMS and LHCb) are reviewed and discussed together with a brief overview of relevant literature. The robust…

High Energy Physics - Experiment · Physics 2014-09-15 P. Antonioli