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Related papers: Carbon coating of the SPS dipole chambers

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Given the absence of direct evidence for new resonances beyond the Standard Model (BSM) at the Large Hadron Collider (LHC) so far, a complementary strategy to search for new physics in an indirect way is provided by the Standard Model…

High Energy Physics - Phenomenology · Physics 2025-01-16 Jaco ter Hoeve

The Dipole-Quadrupole theory of Surface Enhanced Hyper Raman Scattering (SEHRS), created by the authors is expounded in details. Peculiarities of the behavior of electromagnetic field on rough metal surfaces are considered. It is…

Optics · Physics 2014-11-17 V. P. Chelibanov , A. M. Polubotko

The nature of enhanced photoemission in disordered and amorphous solids is an intriguing open question. A point in case is light emission in silicon, which occurs when the material is porous or nanostructured, but the effect is absent in…

Surface-enhanced Raman scattering (SERS) is a critical tool for chemical sensing and spectroscopy, and a key question is how to optimally design nanostructures for maximizing SERS. We present fundamental limits on spatially-averaged SERS…

Optics · Physics 2025-02-17 Pengning Chao , Ian M. Hammond , Steven G. Johnson

The spectral response and directional scattering of semiconductor-oxide core-shell spherical microparticles embedded in an insulating medium at low volume fraction are computed using Mie Theory and Multiscale Modelling methods. The surface…

Mesoscale and Nanoscale Physics · Physics 2019-01-23 Kevin Conley , Vaibhav Thakore , Tapio Ala-Nissila

Single photon emitters (SPEs) are building blocks of quantum technologies. Defect engineering of 2D materials is ideal to fabricate SPEs, wherein spatially deterministic and quality-preserving fabrication methods are critical for…

Thermal conductivity and specific heat were measured in the superconducting state of the heavy fermion material Ce_{1-x}La_{x}CoIn_{5}. With increasing impurity concentration x, the suppression of T_{c} is accompanied by the increase in the…

Dilepton and photon production in heavy-ion collisions at SPS energies is studied in the relativistic transport model that incorporates self-consistently the change of hadron masses in dense matter. It is found that the dilepton spectra in…

Nuclear Theory · Physics 2007-05-23 G. Q. Li , G. E. Brown , C. Gale , C. M. Ko

The tracking system of the CMS experiment, currently under construction at the Large Hadron Collider (LHC) at CERN (Geneva, Switzerland), will include a silicon pixel detector providing three spacial measurements in its final configuration…

During the summer and fall of 2018 the Cornell High Energy Synchrotron Source (CHESS) is undergoing an upgrade to increase high-energy flux for x-ray users. The upgrade requires replacing one-sixth of the Cornell Electron Storage Ring…

Accelerator Physics · Physics 2019-02-27 J. Shanks , J. Barley , S. Barrett , M. Billing , G. Codner , Y. Li , X. Liu , A. Lyndaker , D. Rice , N. Rider , D. L. Rubin , A. Temnykh , S. T. Wang

This paper summarises progress made towards the radiation hardening of LED emergency luminaires for evacuation and emergency response within the underground areas of the CERN accelerator complex. The objective has been to radiation harden…

Accelerator Physics · Physics 2016-09-13 James D. Devine , Alessandro Floriduz

The two innermost layers of the ALICE inner tracking system are instrumented with silicon pixel detectors. Single chip assembly prototypes of the ALICE pixels have been tested in high energy particle beams at the CERN SPS. Detection…

Nuclear Experiment · Physics 2009-11-11 D. Elia

The PhaseII Upgrades of CMS are being planned for the High Luminosity LHC (HL-LHC) era when the mean number of interactions per beam crossing ("in-time pileup") is expected to reach ~140-200. The potential backgrounds arising from…

Instrumentation and Detectors · Physics 2014-09-18 Sebastian N. White

Porous silicon layers (PS) have been prepared in this work via Photoelectrochemical etching process (PEC) of n type silicon wafer of 0.8 ohm.cm resistivity in hydrofluoric (HF) acid of 24.5 precent concentration at different etching times…

Other Condensed Matter · Physics 2017-02-20 Oday A. Al-Owaedi , Abbas H. Rahim , Adel H. Omran

Linear sp carbon nanostructures are gathering interest for the physical properties of one-dimensional (1D) systems. At present, the main obstacle to the synthesis and study of these systems is their instability. Here we present a simple…

We present a systematic theoretical study of the Raman scattering effect for a two-level atomic system in near proximity of an ultrathin dielectric film with an embedded parallel array of periodically aligned single-wall semiconducting…

Mesoscale and Nanoscale Physics · Physics 2026-04-21 SK Firoz Islam , Michael Dean Pugh , Igor V. Bondarev

The impact of the carrier-envelope phase (CEP) of an intense multi-cycle laser pulse on the radiation of an electron beam during nonlinear Compton scattering is investigated. An interaction regime of the electron beam counterpropagating to…

Plasma Physics · Physics 2018-03-28 Jian-Xing Li , Yue-Yue Chen , Karen Z. Hatsagortsyan , Christoph H. Keitel

Dependence of the secondary electron yield (SEY) from the primary beam incident energy and the coverage has been measured for neon, argon, krypton and xenon condensed on a target at 4.2K. The beam energy ranged between 100 eV and 3 keV, the…

Accelerator Physics · Physics 2013-02-12 Y. Bozhko , J. Barnard , N. Hilleret

Monolayer transition metal dichalcogenides (TMDs) host deeply bound excitons interacting with itinerant electrons, and as such they represent an exciting new quantum many-body Bose-Fermi mixture. Here, we demonstrate that electrons…

Superconductivity · Physics 2022-10-24 Aleksi Julku , Jami J. Kinnunen , Arturo Camacho-Guardian , Georg M. Bruun

The Silicon Charge Detector (SCD) is a subdetector of the High Energy Cosmic Radiation Detection payload. The dynamic range of the silicon microstrip detector can be extended by the capacitive coupling effect, which is related to the…

Instrumentation and Detectors · Physics 2024-03-03 Ruo-Si Lu , Rui Qiao , Ke Gong , Wen-Xi Peng , Wei-Shuai Zhang , Dong-Ya Guo , Jia-Ju Wei , Yi-Ming Hu , Jian-Hua Guo , Qi Wu , Peng Hu , Xuan Liu , Bing Lu , Yi-Rong Zhang