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Related papers: The SLAC Polarized Electron Source

200 papers

We review here the prospects of a long-term upgrade programme for the Large Hadron Collider (LHC), CERN laboratory's new proton-proton collider. The super-LHC, which is currently under evaluation and design, is expected to deliver of the…

High Energy Physics - Phenomenology · Physics 2015-05-14 Michelangelo L. Mangano

While the tracking detectors of the ATLAS and CMS experiments have shown excellent performance in Run 1 of LHC data taking, and are expected to continue to do so during LHC operation at design luminosity, both experiments will have to…

The Intense Pulsed Neutron Source has been an operating user facility for more than 20 years. Development of an upgrade for the data acquisition system has been in progress for some time now. Now that the initial installation on the test…

We report on the concept of an innovative source to produce polarized proton/deuteron beams of a kinetic energy up to several GeV from a laser-driven plasma accelerator. Spin effects have been implemented into the PIC simulation code VLPL…

Some details of the new positron converter and power supply are described. This converter unitso far doubled the amount of positrons accelerated in CESR.

Accelerator Physics · Physics 2015-05-07 A. Mikhailichenko

The current SLC control system was designed and constructed over 20 years ago. Many of the technologies on which it was based are obsolete and difficult to maintain. The VMS system that forms the core of the Control System is still robust…

Accelerator Physics · Physics 2007-05-23 M. Clausen , Ron MacKenzie , Robert Sass , Hamid Shoaee , Greg White , Leeann Yasukawa

Polar codes have become one of the most favorable capacity achieving error correction codes (ECC) along with their simple encoding method. However, among the very few prior successive cancellation (SC) polar decoder designs, the required…

Hardware Architecture · Computer Science 2011-11-04 Chuan Zhang , Bo Yuan , Keshab K. Parhi

In recent years, Gallium Arsenide (GaAs) type photocathodes have become widely used as electron sources in modern Energy Recovery Linac based light sources such as the Accelerators and Lasers in Combined Experiments (ALICE) at Daresbury…

Accelerator Physics · Physics 2014-11-21 N. Chanlek , R. M. Jones , J. D. Herbert , L. B. Jones , K. J. Middleman , B. L. Militsyn

This work shows for the first time experimentally the close relation between return currents from relativistic laser-driven target polarization and the quality of the relativistic laser plasma interaction for laser driven secondary sources.…

We present the results of a systematic observational campaign designed to search for microvariability in the optical polarization of BL Lac objects. We have observed a sample formed by 8 X-ray-selected and 10 radio-selected sources, looking…

Astrophysics · Physics 2009-11-11 I. Andruchow , G. E. Romero , S. A. Cellone

The Linac Coherent Light Source (LCLS) project at SLAC uses a dense 15 GeV electron beam passing through a long undulator to generate extremely bright x-rays at 1.5 angstroms. The project requires electron bunches with a nominal peak…

Accelerator Physics · Physics 2007-05-23 R. Akre , V. Bharadwaj , P. Emma , P. Krejcik

Entangled photon sources (EPSs) are pivotal in advancing quantum communication, computing and sensing. The demand for deploying efficient, robust EPSs in the field, characterized by exceptional (phase) stability, has become increasingly…

Quantum Physics · Physics 2024-07-12 Giacomo Paganini , Alvaro Cuevas , Robin Camphausen , Alexander Demuth , Valerio Pruneri

The acceleration of polarized electrons, positrons, protons and ions in strong laser and plasma fields is a very attractive option to obtain polarized beams in the multi-MeV range. Recently, there has been substantial progress in the…

Accelerator Physics · Physics 2020-11-04 Markus Büscher , Anna Hützen , Liangliang Ji , Andreas Lehrach

The radiative electron capture (REC) into the K shell of bare Xe ions colliding with a hydrogen gas target has been investigated. In this study, the degree of linear polarization of the K-REC radiation was measured and compared with…

In this article, we derive analytically the complex optical spectrum of a pulsed laser source obtained when a frequency comb generated by phase modulation is input into a synchronized intensity modulator. We then show how this knowledge of…

Optics · Physics 2021-04-19 Denis Marion , Jérôme Lhermite

We demonstrate a scheme for enhanced proton acceleration from near-critical-density targets by splitting a laser pulse into a linearly and a circularly polarized laser pulse. The combination of two laser pulses generates a shock wave as…

Plasma Physics · Physics 2025-02-25 D N Gupta , Saurabh Kumar , S Kar

We report the measurement of X-ray polarization in the high synchrotron peaked blazar 1ES 1959+650. Of the four epochsof observations from the {\it Imaging X-ray Polarimetry Explorer}, we detected polarization in the 2$-$8 keV band on two…

High Energy Astrophysical Phenomena · Physics 2024-09-06 Athira M. Bharathan , C. S. Stalin , Rwitika Chatterjee , S. Sahayanathan , Indrani Pal , Blesson Mathew , Vivek K. Agrawal

We present an overview of the electroweak physics program of the SLD experiment at the Stanford Linear Accelerator Center (SLAC). A data sample of 550K Z0 decays has been collected. This experiment utilizes a highly polarized electron beam,…

High Energy Physics - Experiment · Physics 2007-05-23 M. Woods

We review recent electroweak and B physics results obtained in polarized e+e- interactions at the SLC by the SLD experiment. Unique and precise measurements of the electroweak parameters Ae, Ab, Ac, Rb and Rc provide powerful constraints on…

High Energy Physics - Experiment · Physics 2009-10-31 Stephane Willocq

Proposed fourth generation light sources using SASE FELs to generate short pulse, coherent, X-rays require demonstration of high brightness electron sources. The Gun Test Facility (GTF) at SLAC was built to test high brightness sources for…