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Related papers: Spin Tracking at the ILC Positron Source

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To achieve the physics goals of future Linear Colliders, it is important that electron and positron beams are polarized. The positron source planned for the International Linear Collider (ILC) is based on a helical undulator system and can…

Accelerator Physics · Physics 2012-02-06 V. Kovalenko , G. Moortgat-Pick , Sabine Riemann , Andriy Ushakov

The design of the positron source for the International Linear Collider (ILC) is still under discussion. The baseline design plans to use the high-energy electron beam for the positron production before it goes to the IP. The electrons pass…

Accelerator Physics · Physics 2020-02-26 Sabine Riemann , Peter Sievers , Gudrid Moortgat-Pick , Andriy Ushakov

The design of the positron source for the International Linear Collider (ILC) is still under consideration. The baseline design plans to use the electron beam for the positron production before it goes to the IP. The high-energy electrons…

Accelerator Physics · Physics 2019-02-22 Felix Dietrich , Gudrid Moortgat-Pick , Sabine Riemann , Peter Sievers , Andriy Ushakov

For the planned International Linear Collider it is intended to have both -- electron and positron -- beams polarised. This offers a great benefit for many physics studies, but also provides a challenge for the engineering of the machine. A…

High Energy Physics - Experiment · Physics 2008-11-26 Andreas Schälicke

The full exploitation of the physics potential of an International Linear Collider (ILC) requires the development of a polarized positron beam. New concepts of polarized positron sources are based on the development of circularly polarized…

Instrumentation and Detectors · Physics 2009-11-11 Ralph Dollan , Karim Laihem , Andreas Schaelicke

The full exploitation of the physics potential of a future Linear Collider requires the development of polarised positron beams. A very promising scheme for the technical realisation is the use of helical undulators, generating circular…

High Energy Physics - Phenomenology · Physics 2011-09-13 Gudrid Moortgat-Pick

High energy e+e- linear colliders are the next large scale project in particle physics. They need intense sources to achieve the required luminosity. In particular, the positron source must provide about 10E+14 positrons per second. The…

Accelerator Physics · Physics 2014-12-11 S. Riemann , F. Staufenbiel , G. Moortgat-Pick , A. Ushakov

To achieve the extremely high luminosity for colliding electron-positron beams at the future International Linear Collider (ILC) an undulator-based source with about 230 meters helical undulator and a thin titanium-alloy target rim rotated…

Accelerator Physics · Physics 2017-08-23 A. Ushakov , O. S. Adeyemi , G. Moortgat-Pick , F. Staufenbiel , S. Riemann

In the future the International Linear Collider (ILC), a helical undulator-based polarized positron source, is expected to be chosen. A high energy electron beam passes through a superconducting helical undulator in order to create…

Accelerator Physics · Physics 2021-06-02 Khaled Alharbi , Sabine Riemann , Ayash Alrashdi , Gudrid Moortgat-Pick , Andriy Ushakov , Peter Sievers , .

Polarised electron and positron beams are key ingredients to the physics programme of future linear colliders. Due to the chiral nature of weak interactions in the Standard Model - and possibly beyond - the knowledge of the…

Accelerator Physics · Physics 2015-06-19 Moritz Beckmann , Jenny List , Annika Vauth , Benedikt Vormwald

The ILC baseline design for the positron source is based on a helical undulator and will deliver a positron beam with a polarization of 30% or more. In this contribution the need for fast reversal of the positron helicity is discussed.

Instrumentation and Detectors · Physics 2009-03-16 Sabine Riemann , Andreas Schaelicke , Andriy Ushakov

Full exploitation of the physics potential of a future International Linear Collider will require the use of polarized electron and positron beams. Experiment E166 at the Stanford Linear Accelerator Center (SLAC) has demonstrated a scheme…

An unprecedented positron average current is required to fit the luminosity demands of future $e^+e^-$ high energy physics colliders. In addition, in order to access precision-frontier physics, these machines require positron polarization…

A short overview about the potential of polarized beams at future colliders is given. In particular the baseline design for polarized beams at the ILC is presented and the physics case for polarized $e^-$ and $e^+$ is discussed. In order to…

Future electron-positron linear colliders require a highly polarized electron beam with a pulse structure that depends primarily on whether the acceleration utilizes warm or superconducting rf structures. The International Linear Collider…

The ILC baseline design for the positron source is based on radiation from a helical undulator to produce positrons in a thin target. Since the photon beam created in the helical undulator is circularly polarized, the generated positron…

Accelerator Physics · Physics 2017-08-23 F. Staufenbiel , O. S. Adeyemi , V. Kovalenko , G. Moortgat-Pick , L. Malysheva , S. Riemann , A. Ushakov

The positron source of the International Linear Collider is based on a superconducting helical undulator passed by the high-energy electron beam to generate photons which hit a conversion target. Since the photons are circularly polarized…

Accelerator Physics · Physics 2019-02-22 Khaled Alharbi , Sabine Riemann , Gudrid Moortgat-Pick , Ayash Alrashdi

The ILC positron system uses novel helical undulators to create a powerful photon beam from the main electron beam. This beam is passed through a titanium target to convert it into electron-positron pairs. The target is constructed as a 1 m…

Accelerator Physics · Physics 2012-03-02 Jeff Gronberg , Craig Brooksby , Tom Piggott , Ryan Abbott , Jay Javedani , Ed Cook

The proposed International Linear Collider (ILC) is well-suited for discovering physics beyond the Standard Model and for precisely unravelling the structure of the underlying physics. The physics return of the ILC can be maximized by the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Gudrid Moortgat-Pick
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