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Bent crystals for efficient beam steering of multi TeV-particle beams
A Mazzolari1, M Romagnoni1,2, R Camattari1
11INFN Sezione di Ferrara, Via Saragat 1, 44122 Ferrara, Italy.
The European Physical Journal. C, Particles and Fields
|March 7, 2019
Summary
Researchers developed advanced bent crystals for manipulating charged particle beams. These crystals achieve significantly larger steering angles, enabling efficient beam deflection for high-energy accelerators like the Large Hadron Collider (LHC).
Area of Science:
- Physics
- Materials Science
- Accelerator Technology
Background:
- Charged particle beams are crucial in high-energy physics.
- Bent crystals offer a method for manipulating particle beams via channeling.
- Existing bent crystals have limitations in steering angle and efficiency.
Purpose of the Study:
- To develop and characterize novel bent crystals for enhanced charged particle beam manipulation.
- To investigate the potential of these crystals for beam steering and extraction in high-energy accelerators.
- To assess the channeling efficiency for high-energy proton beams.
Main Methods:
- Manufacturing and characterization of two plate-like, mechanically bent crystals.
- Achieving anticlastic curvature for increased steering angles.
- Geant4 simulations to study channeling efficiency for 400 GeV/c and 7 TeV/c proton beams.
Main Results:
- Bent crystals with anticlastic curvature were successfully manufactured and characterized.
- A steering angle of approximately 1 mrad was achieved, 20 times larger than current LHC crystals.
- Simulations indicate high channeling efficiency for deflecting 7 TeV/c proton beams.
Conclusions:
- The developed bent crystals represent a technological advancement for manipulating highly energetic charged particle beams.
- These crystals show potential for efficient beam extraction in accelerators like the LHC and future FCC.
- Further experimental validation is needed to confirm channeling efficiency and deflection angles.
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