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This paper summarizes the Multiple Parton Interactions studies in CMS, focusing on the already performed low pT QCD measurements up to highest centre of mass energies of 7 TeV and discussing the plans for the direct measurement of the…

High Energy Physics - Experiment · Physics 2011-04-01 Paolo Bartalini , Livio Fano'

Highly energetic jets and photons are complementary probes for the kinematics and the topology of nuclear collisions. Jets are collimated sprays of charged and neutral particles, which are produced in the fragmentation of hard scattered…

Nuclear Experiment · Physics 2019-08-13 Rüdiger Haake

The minimal dark matter model is given a supersymmetric extension. A super SU(2)L quintuplet is introduced with its fermionic neutral component still being the dark matter, the dark matter particle mass is about 19.7 GeV. Mass splitting…

High Energy Physics - Phenomenology · Physics 2015-06-04 Xue Chang , Chun Liu , Feng-Cai Ma , Shuo Yang

We propose a new experiment at the Large Hadron Collider (LHC) that offers a powerful and model-independent probe for milli-charged particles. This experiment could be sensitive to charges in the range $10^{-3}e - 10^{-1}e$ for masses in…

High Energy Physics - Phenomenology · Physics 2015-07-01 Andrew Haas , Christopher S. Hill , Eder Izaguirre , Itay Yavin

We present a novel approach to detect millicharged dark matter (mDM) by using a high-sensitivity magnetometer coupled with the resonant and broadband readout circuits. In the external magnetic field, the interaction between mDM and the…

High Energy Physics - Phenomenology · Physics 2025-04-15 Yuanlin Gong , Hongliang Tian , Lei Wu , Bin Zhu

The next generation of proton decay and neutrino experiments, the post-SuperKamiokande detectors as those that will take place in megaton size water tanks, will require very large surfaces of photodetection and a large volume of data. Even…

The primary objective of the JUNO experiment is to determine the ordering of neutrino masses using a 20-kton liquid-scintillator detector. The 20-inch photomultiplier tube (PMT) plays a crucial role in achieving excellent energy resolution…

Instrumentation and Detectors · Physics 2024-02-06 Yu Zhang , Zhimin Wang , Min Li , Caimei Liu , Narongkiat Rodphai , Yongpeng Zhang , Jilei Xu , Changgen Yang , Yuekun Heng

A magnitude-least-squares radiofrequency pulse design algorithm is reported which uses interleaved exact and stochastically-generated inexact updates to escape local minima and find low-cost solutions. Inexact updates are performed using a…

Medical Physics · Physics 2024-07-23 Jonathan B. Martin , Charlotte R. Sappo , Benjamin M. Hardy , William A. Grissom

The main goal of the JUNO experiment is to determine the neutrino mass ordering with a 20kt liquid-scintillator detector. The 20-inch PMT and its 1F3 (one for three) electronics are crucial to realize the excellent energy resolution of at…

Two recent measurements of the cross section for the inclusive production of isolated prompt photons in pp collisions at a center-of-mass energy sqrt(s) = 7 TeV are presented. The results are based on data collected in 2010 with the ATLAS…

High Energy Physics - Experiment · Physics 2019-08-13 Giovanni Marchiori

Point-contact p-type high-purity germanium detectors (PPC HPGe) are particularly suited for detection of sub-keV nuclear recoils from coherent elastic scattering of neutrinos or light dark matter particles. While these particles are…

The sub-barrier fusion excitation functions are measured for the first time for the system $^7$Li +$^{28}$Si by the characteristic $\gamma$-ray method in the energy range $E_{lab}$= 7-11.5 MeV. The results show an enhancement, below the…

Nuclear Experiment · Physics 2008-11-26 Mandira Sinha , H. Majumdar , P. Basu , Subinit Roy , R. Bhattacharya , M. Biswas , M. K. Pradhan , S. Kailas

Polarimetric experiments driven by the strong field of a circularly polarized laser wave can become a powerful tool to limit the parameter space of not yet detected hidden-photons and minicharged particles associated with extra U(1) gauge…

High Energy Physics - Phenomenology · Physics 2016-08-10 Selym Villalba-Chávez , Carsten Müller

Microplastics (MPs) are ubiquitous in all ecosystems, affecting wildlife and, ultimately, human health. The complexity of natural samples plus the unspecificity of their treatments to isolate polymers renders the characterization of…

Instrumentation and Detectors · Physics 2025-04-01 Adrian Lopez-Rosales , Jose Andrade , Borja Ferreiro , Soledad Muniategui

There is still no general consensus on how one can describe the out-of-equilibrium phenomena in matter induced by an ultrashort light pulse. We investigate the pulse-induced dynamics in a layered Dirac semimetal SrMnBi2 by pump-and-probe…

Materials Science · Physics 2016-04-26 Y. Ishida , H. Masuda , H. Sakai , S. Ishiwata , S. Shin

The equations of motion of charged particles under the influence of short electromagnetic pulses are investigated. The subcycle regime is considered, and the delta function approximation is applied. The effects of the self force are also…

Optics · Physics 2007-05-23 Richard T Hammond

The neutrino detector of the Jiangmen Underground Neutrino Observatory (JUNO) is designed to use 20 kilotons of liquid scintillator and approximately 16,000 20-inch photomultipliers (PMTs).One of the options is to use the 20-inch R12860 PMT…

An analysis of dijet events in PbPb and pp collisions is performed to explore the properties of energy loss by partons traveling in a quark-gluon plasma. Data are collected at a nucleon-nucleon center-of-mass energy of 2.76 TeV at the LHC.…

Nuclear Experiment · Physics 2016-02-15 CMS Collaboration

25,600 3-inch PMTs will be installed in Jiangmen Underground Neutrino Observatory (JUNO) to achieve more precise energy calibration and to extend the physics detection potential. Performances of all bare PMTs have been characterized and…

Instrumentation and Detectors · Physics 2022-04-07 Diru Wu , Jilei Xu , Miao He , Zhimin Wang , Ziliang Chu

We suggest that non-trivial correlations between the dark matter particle mass and collider based probes of missing transverse energy H_T^miss may facilitate a two tiered approach to the initial discovery of supersymmetry and the subsequent…

High Energy Physics - Phenomenology · Physics 2012-04-10 Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker