12–16 May 2025
DESY
Europe/Berlin timezone

Mechanical design of a Be window for the RF cavities of the Muon Cooling Complex

13 May 2025, 19:10
20m
Canteen Extension (DESY)

Canteen Extension

DESY

Poster Poster

Speaker

Carlotta Accettura (CERN)

Description

The Muon Cooling Complex is a key component of the future high-energy Muon Collider, utilizing ionization cooling to significantly reduce muon beam emittance. This process relies on RF-accelerating cavities operating within a multi-Tesla magnetic field, which necessitates the use of beryllium (Be) windows to ensure beam transmission while minimizing particle scattering.
Thermo-mechanical analyses indicate that the Be window is subject to significant temperature increases and mechanical stresses due to RF-induced heating and Lorentz forces. These effects lead to displacements that can cause frequency shifts beyond the cavity bandwidth, potentially compromising performance.
To address these challenges, the authors investigate the thermo-mechanical behaviour of the Be window to optimize its design. In particular, the impact of curvature and thickness variations is analysed to minimize temperature gradients, maintain structural integrity, and reduce deformations. By exploring different geometrical configurations, the study aims to enhance the mechanical stability of the window while preserving RF performance.
The results provide valuable insights for optimizing the design of Be windows in ionization cooling cavities, contributing to the overall feasibility and efficiency of the Muon Collider.

What category does your poster fit in? Muon Cooling

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