Results 21 to 30 of about 2,043,112 (192)

A new optical model for photomultiplier tubes

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
It is critical to construct an accurate optical model of photomultiplier tubes (PMTs) in many applications to describe the angular and spectral responses of the photon detection efficiency (PDE) of the PMTs in their working media.
Yaoguang Wang   +3 more
doaj   +1 more source

Precision Crystal Calorimeters in High Energy Physics: Past, Present and Future [PDF]

open access: yes, 2006
Precision crystal calorimeters traditionally play an important role in high energy physics experiments. In the last two decades, it faces a challenge to maintain its precision in a hostile radiation environment.
Zhu, Ren-Yuan
core   +1 more source

Phenomenology of a fake Inert Doublet Model

open access: yesJournal of High Energy Physics, 2021
We introduce a new way of modeling the physics beyond the Standard Model by considering fake, strictly off-shell degrees of freedom: the fakeons. To demonstrate the approach and exemplify its reach, we re-analyze the phenomenology of the Inert Doublet ...
Damiano Anselmi   +7 more
doaj   +1 more source

Porting LHAASO WFCTA simulation job to ARM computing cluster [PDF]

open access: yesEPJ Web of Conferences
With the advancement of many large-scale high-energy physics experiments, the amount of data to be processed and analyzed has significantly increased. For example, since the start of the Large High Altitude Air Shower Observatory (LHAASO) experiment in ...
Cheng Yaosong   +4 more
doaj   +1 more source

A Lightweight Submission Frontend Toolkit HepJob [PDF]

open access: yesEPJ Web of Conferences, 2020
A typical HEP Computing Center normally runs at least one batch system. As an example, at IHEP (Institute of High Energy Physics, Chinese Academy of Sciences), we’ve used three batch systems: PBS, HTCondor and SLURM.
JIANG Xiaowei   +4 more
doaj   +1 more source

Physics at High Energy Photon Photon Colliders [PDF]

open access: yes, 1994
I review the physics prospects for high energy photon photon colliders, emphasizing results presented at the LBL Gamma Gamma Collider Workshop. Advantages and difficulties are reported for studies of QCD, the electroweak gauge sector, supersymmetry, and ...
Abbasabadi   +68 more
core   +2 more sources

The $O(g^4)$ Lipatov Kernels

open access: yes, 1994
Leading plus next-to leading log results for the Regge limit of massless Yang-Mills theories are reproduced by reggeon diagrams in which the Regge slope $\alpha' \to 0$ and reggeon amplitudes satisfy Ward identity constraints at zero transverse momentum.
Alan R. White   +2 more
core   +2 more sources

Data processing error accumulation of accelerator alignment control network

open access: yesHe jishu, 2021
BackgroundCompared with 2D+1D adjustment, three dimensional adjustment has a more rigorous theoretical basis. However, when the unconstrained three dimensional adjustment is applied to the observation values processing of the accelerator alignment ...
WANG Xiaolong   +20 more
doaj   +1 more source

Reconstruction of physics objects at the Circular Electron Positron Collider with Arbor

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
After the Higgs discovery, precise measurements of the Higgs properties and the electroweak observables become vital for the experimental particle physics. A powerful Higgs/Z factory, the Circular Electron Positron Collider (CEPC) is proposed.
Manqi Ruan   +18 more
doaj   +1 more source

High-energy astroparticle physics

open access: yes, 2009
In these three lectures I discuss the present status of high-energy astroparticle physics including Ultra-High-Energy Cosmic Rays (UHECR), high-energy gamma rays, and neutrinos. The first lecture is devoted to ultra-high-energy cosmic rays. After a brief
Semikoz, D.
core   +2 more sources

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