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This document describes the technical design concept of a compact high intensity, multi-GeV photon source. Capable of producing 10^12 equivalent photons per second this novel device will provide unprecedented access to physics processes…

Instrumentation and Detectors · Physics 2020-03-18 D. Day , P. Degtiarenko , S. Dobbs , R. Ent , D. J. Hamilton , T. Horn , D. Keller , C. Keppel , G. Niculescu , P. Reid , I. Strakovsky , B. Wojtsekhowski , J. Zhang

Reconfigurable photonic integrated circuits (PICs) can implement arbitrary operations and signal processing functionalities directly in the optical domain. Run-time configuration of these circuits requires an electronic control layer to…

We present a modular design for integrated programmable multimode sources of arbitrary Gaussian states of light. The technique is based on current technologies, in particular recent demonstrations of on-chip photon manipulation and…

Quantum Physics · Physics 2018-07-23 Aharon Brodutch , Ryan Marchildon , Amr S. Helmy

As the pre-injector of the LHC injector chain, the proton linac at CERN is required to provide a high-intensity (180mA) beam to the Proton Synchrotron Booster. The results of measurements at this intensity will be presented. Furthermore,…

Accelerator Physics · Physics 2007-05-23 C. E. Hill , A. Lombardi , R. Scrivens , M. Vretenar , A. Feschenko , A. Liou

Single-photon avalanche diode (SPAD) arrays are solid-state detectors offering imaging capabilities at the level of individual photons, with unparalleled photon counting and time-resolved performance. This fascinating technology has…

Instrumentation and Detectors · Physics 2019-03-19 Claudio Bruschini , Harald Homulle , Ivan Michel Antolovic , Samuel Burri , Edoardo Charbon

Injected beam energy and energy spread are critical parameters affecting the performance of our rapid cycling synchrotron (RCS). A real-time energy monitoring system is being installed to examine the H- beam out of the Intense Pulsed…

Accelerator Physics · Physics 2009-09-25 J. C. Dooling , F. R. Brumwell , M. K. Lien , G. E. McMichael

Internal continuous discharge can rapidly damage high-current ion sources and their extraction systems composed of several electrodes at high voltage. To prevent this continuous discharge inside the extraction system, a rapid prototype…

Accelerator Physics · Physics 2018-03-26 R. Ichimiya , A. Jokinen , A. Marqueta , B. Bolzon

Realistic simulations of experiments at large scale photon facilities, such as optical laser laboratories, synchrotrons, and free electron lasers, are of vital importance for the successful preparation, execution, and analysis of these…

New testing and development procedures and methods are needed to address topics like power system stability, operation and control in the context of grid integration of rapidly developing smart grid technologies. In this context, individual…

The management of type 1 diabetes has been revolutionized by the artificial pancreas system (APS), which automates insulin delivery based on continuous glucose monitor (CGM). While conventional closed-loop systems rely on CGM data, which…

Systems and Control · Electrical Eng. & Systems 2024-11-19 Debayani Ghosh , Sahaj Saxena , Navin Kumar

An essential design requirement of the ALPS-II experiment is the efficient detection of single photons with a very low instrumental background of 10 {\mu}Hz. In 2011 the ALPS collaboration started to set up a TES detector (Transition-Edge…

Instrumentation and Detectors · Physics 2019-08-14 Jan Dreyling-Eschweiler , Dieter Horns , Friederike Januschek , Axel Lindner

A critical analysis and comparison of different methods for obtaining point spread function (PSF) photometry are carried out. Deep ACS observations of NGC3370 were reduced using four distinct approaches. These reductions explore a number of…

Astrophysics of Galaxies · Physics 2023-03-08 In Sung Jang

This document describes the concept of a primary electron beam facility at CERN, to be used for dark gauge force and light dark matter searches. The electron beam is produced in three stages: A Linac accelerates electrons from a…

Accelerator Physics · Physics 2018-06-01 T. Åkesson , Y. Dutheil , L. Evans , A. Grudiev , Y. Papaphilippou , S. Stapnes

The Super Proton Synchrotron (SPS) is the last stage in the injector chain for CERN's Large Hadron Collider, and it also provides proton and ion beams for several fixed-target experiments. The SPS has been in operation since 1976, and it…

To meet requirements of high performance THz-FEL (Free Electron Laser), a compact scheme of FEL injector was proposed. Thermionic cathode was chosen to emit electrons instead of photo-cathode with complex structure and high cost. The…

Accelerator Physics · Physics 2015-06-16 Tong-ning Hu , Qu-shan Chen , Yuan-ji Pei , Ji Li , Bin Qin

An Adaptive Spiral Phase Plate (ASPP) based on liquid crystal (LC) and the transmission electrode technique is theoretically and experimentally demonstrated. This ASPP design enables the generation of high-quality optical vortices with…

Three storage ring lattices have been designed as options for a future upgrade of the Stanford synchrotron radiation lightsource (SSRL). The three options differ in circumference and targeted future site, with one to be built in the tunnel…

Accelerator Physics · Physics 2024-01-30 Pantaleo Raimondi , Xiaobiao Huang , Jaehyun Kim , James Safranek , Tom Rabedeau

Ultra-high dose rate electron sources require dose rate independent dosimeters and a calibrated dose control system for accurate delivery. In this study, we developed a single-pulse dose monitoring and a real-time dose-based control system…

The central institute of electronics (ZEA-2) in the Forschungszentrum Juelich (FZJ) has developed a system to scan the response of the photocathode of photomultiplier tubes (PMT). The PMT sits tight on a supporting structure, while a blue…

Instrumentation and Detectors · Physics 2013-07-05 R. Fabbri

After pioneering gaseous detectors of single photon for RICH applications using CsI solid state photocathodes in MWPCs within the RD26 collaboration and by the constructions for the RICH detector of the COMPASS experiment at CERN SPS, in…

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