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Related papers: Si$\Lambda$ViO: A Trigger for $\Lambda$-Hyperons

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The yield for the multi-strange $\Xi^{-}$ hyperon has been measured in 6 AGeV Au+Au collisions via reconstruction of its decay products $\pi^{-}$ and $\Lambda$, the latter also being reconstructed from its daughter tracks of $\pi^{-}$ and…

Searches for rare physics processes using particle detectors in high-luminosity colliding hadronic beam environments require the use of multi-level trigger systems to reject colossal background rates in real time. In analyses like the…

Instrumentation and Detectors · Physics 2013-04-05 Adrian Buzatu , Andreas Warburton , Nils Krumnack , Wei-Ming Yao

The implementation of convolutional neural networks in programmable logic, for applications in fast online event selection at hadron colliders is studied. In particular, an approach based on full event images for classification is studied,…

Instrumentation and Detectors · Physics 2025-03-13 James Brooke , Emyr Clement , Maciej Glowacki , Sudarshan Paramesvaran , Jeronimo Segal

Inclusive production of $\Lambda$-hyperons was measured with the large acceptance NA61/SHINE spectrometer at the CERN SPS in inelastic p+p interactions at beam momentum of 158~\GeVc. Spectra of transverse momentum and transverse mass as…

High Energy Physics - Experiment · Physics 2016-04-26 A. Aduszkiewicz , Y. Ali , E. Andronov , T. Antićić , N. Antoniou , B. Baatar , F. Bay , A. Blondel , M. Bogomilov , A. Brandin , A. Bravar , J. Brzychczyk , S. A. Bunyatov , O. Busygina , P. Christakoglou , M. Ćirković , T. Czopowicz , A. Damyanova , N. Davis , H. Dembinski , M. Deveaux , F. Diakonos , S. Di Luise , W. Dominik , J. Dumarchez , K. Dynowski , R. Engel , A. Ereditato , G. A. Feofilov , Z. Fodor , A. Garibov , M. Gaździcki , M. Golubeva , K. Grebieszkow , A. Grzeszczuk , F. Guber , A. Haesler , T. Hasegawa , A. E. Hervé , M. Hierholzer , S. Igolkin , A. Ivashkin , S. R. Johnson , K. Kadija , A. Kapoyannis , E. Kaptur , J. Kisiel , T. Kobayashi , V. I. Kolesnikov , D. Kolev , V. P. Kondratiev , A. Korzenev , K. Kowalik , S. Kowalski , M. Koziel , A. Krasnoperov , M. Kuich , A. Kurepin , D. Larsen , A. László , M. Lewicki , V. V. Lyubushkin , M. Maćkowiak-Pawłowska , B. Maksiak , A. I. Malakhov , D. Manić , A. Marcinek , A. D. Marino , K. Marton , H. -J. Mathes , T. Matulewicz , V. Matveev , G. L. Melkumov , B. Messerly , G. B. Mills , S. Morozov , S. Mrówczyński , Y. Nagai , T. Nakadaira , M. Naskręt , M. Nirkko , K. Nishikawa , A. D. Panagiotou , V. Paolone , M. Pavin , O. Petukhov , C. Pistillo , R. Płaneta , B. A. Popov , M. Posiadała , S. Puławski , J. Puzović , W. Rauch , M. Ravonel , A. Redij , R. Renfordt , E. Richter-Wąs , A. Robert , D. Röhrich , E. Rondio , M. Roth , A. Rubbia , B. T. Rumberger , A. Rustamov , M. Rybczynski , A. Sadovsky , K. Sakashita , K. Schmidt , T. Sekiguchi , I. Selyuzhenkov , A. Seryakov , P. Seyboth , D. Sgalaberna , M. Shibata , M. Słodkowski , P. Staszel , G. Stefanek , J. Stepaniak , H. Ströbele , T. Šuša , M. Szuba , M. Tada , A. Taranenko , D. Tefelski , V. Tereshchenko , R. Tsenov , L. Turko , R. Ulrich , M. Unger , M. Vassiliou , D. Veberič , V. V. Vechernin , G. Vesztergombi , L. Vinogradov , A. Wilczek , Z. Włodarczyk , A. Wojtaszek-Szwarc , O. Wyszyński , L. Zambelli , E. D. Zimmerman

We present event-by-event simulations for central asymmetric light+heavy and Au+Au collisions to investigate the formation and evolution of vortex-ring structures in the longitudinal flow velocity profile. The production-plane polarization…

A sample of Lambda's produced in 2 A*GeV Ni + Cu collisions has been obtained with the EOS Time Projection Chamber at the Bevalac. Low background in the invariant mass distribution allows for the unambiguous demonstration of Lambda directed…

For the first time in a hadron collider, a novel trigger processor, the Silicon Vertex Trigger (SVT), allows to select the long-lived heavy flavor particles by cutting on the track impact parameter with a precision similar to that of the…

High Energy Physics - Phenomenology · Physics 2010-04-22 I. Vila

The standard method used for tagging b-hadrons in the DELPHI experiment at the CERN LEP Collider is discussed in detail. The main ingredient of b-tagging is the impact parameters of tracks, which relies mostly on the vertex detector.…

High Energy Physics - Experiment · Physics 2008-11-26 The DELPHI Collaboration , J. Abdallah

The combinatorics of track seeding has long been a computational bottleneck for triggering and offline computing in High Energy Physics (HEP), and remains so for the HL-LHC. Next-generation pixel sensors will be sufficiently fine-grained to…

Using a hadron-string cascade model LUCIAE, the $\phi$ meson production in heavy ion collisions (Pb+Pb) and elementary collisions (p+p) were studied systematically. Within the framework of the model, the experimentally measured $\phi$…

Nuclear Theory · Physics 2009-11-07 Ben-Hao Sa , Amand Faessle , C. Fuchs , An Tai , Nu Xu

STAR has measured a variety of strange particle species in p + p collisions at $\sqrt{s}$ = 200 GeV. These high statistics data are ideal for comparing to existing leading- and next-to-leading order perturbative QCD (pQCD) models.…

High Energy Physics - Experiment · Physics 2019-08-13 Mark Heinz

In this contribution, the correlation between fundamental interaction processes induced by radiation in silicon and observable effects which limit the use of silicon detectors in high energy physics experiments is investigated in the frame…

Instrumentation and Detectors · Physics 2008-11-26 Sorina Lazanu , Ionel Lazanu

The production of Like-Sign-Di-leptons (LSD), in the high energy lepton number violating ($\Delta L = +2$) reaction, p p --> 2jets + l+l+ (l=e,\mu,\tau) of interest for the experiments to be performed at the forthcoming Large Hadron…

High Energy Physics - Phenomenology · Physics 2009-10-31 O. Panella , C. Carimalo , Y. N. Srivastava

Experimental particle physics demands a sophisticated trigger and acquisition system capable to efficiently retain the collisions of interest for further investigation. Heterogeneous computing with the employment of FPGA cards may emerge as…

High Energy Physics - Experiment · Physics 2023-12-20 Andrea Coccaro , Francesco Armando Di Bello , Stefano Giagu , Lucrezia Rambelli , Nicola Stocchetti

The NA57 experiment has been designed to study the onset of enhanced production of strange baryons and anti-baryons in Pb-Pb collisions with respect to p-Be collisions. This enhancement is considered a sensitive signature for a phase…

High Energy Physics - Experiment · Physics 2019-08-14 G. E. Bruno

Selectron (smuon) pair-production in a next generation Linear Collider, yielding a fast electron (muon) trigger, a visible heavily ionizing track and/or a resolved soft pion impact parameter and overall $\mET$, is shown to provide a smoking…

High Energy Physics - Phenomenology · Physics 2009-10-31 Dilip Kumar Ghosh , Probir Roy , Sourov Roy

First measurements of hadron(h)$-\Lambda$ azimuthal angular correlations in p$-$Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV using the ALICE detector at the Large Hadron Collider are presented. These correlations are used to separate the…

Nuclear Experiment · Physics 2025-01-16 ALICE Collaboration

Events with at least two high transverse momentum leptons (electrons or muons) are studied using the H1 and ZEUS detectors at HERA with an integrated luminosity of 0.94 fb^{-1}. The observed numbers of events are in general agreement with…

High Energy Physics - Experiment · Physics 2012-08-27 The H1 Collaboration , the ZEUS Collaboration

Results on the production of the double-strange cascade hyperon $\mathrm{\Xi^-}$ are reported for collisions of p\,(3.5~GeV)\,+\,Nb, studied with the High Acceptance Di-Electron Spectrometer (HADES) at SIS18 at GSI Helmholtzzentrum for…

We present event-by-event simulations for central asymmetric p+Ar collisions at $\sqrt{s_\mathrm{NN}} = 68$ GeV to investigate the formation and evolution of vortex-ring structures from the early-stage longitudinal flow velocity profile.…