1–6 Jul 2025
Omni Boston Hotel at the Seaport
US/Eastern timezone

Fri-Mo-Po.05-01: Assessment of design options for the B0pF forward spectrometer for the interaction region of the Electron-Ion Collider (EIC)

4 Jul 2025, 09:30
1h 45m
Ensemble Ballroom, Level 2

Ensemble Ballroom, Level 2

Speaker

Anis Ben Yahia (Brookhaven National Laboratory)

Description

The Electron-Ion Collider (EIC), hosted by Brookhaven National Laboratory, is designed to deliver a peak luminosity of 10^34 cm−2 s−1. The interaction region (IR) of EIC incorporates a series of superconducting magnets, each uniquely constrained by stringent requirements for field quality, aperture, and spatial integration. Among these, B0pF is a forward spectrometer magnet closest to the interaction point (IP). Due to geometric constraints both the hadron as well as the electron beam share the aperture of this magnet. The aperture is large to accommodate detectors; for the hadron beam a field of 1.3T is required, and for the electrons a quadrupole field of 14 T/m.

This paper presents and evaluates electromagnetic (EM) designs options for the B0pF magnet, exploring configurations that optimize field quality considering engineering and operational constraints. The proposed designs are assessed through EM simulations, quench protection analysis, and structural evaluations. This study provides a comparative overview of potential solutions, highlighting the trade-offs between field uniformity, construction feasibility, and the magnet's impact on the detector space.

Work supported by Brookhaven Science Associates, LLC under Contract No. DE-SC0012704 with the US Department of Energy.

Authors

Anis Ben Yahia (Brookhaven National Laboratory) Holger Witte (Brookhaven National Laboratory) Peng Xu (BNL) Ye Bai (Brookhaven National Lab)

Presentation materials

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