Nov 6 – 11, 2022
Hyatt Regency Long Island
America/New_York timezone

Energy Modulation in a Commercial Dual Grating Dielectric Structure

Nov 9, 2022, 2:30 PM
30m
Gardiner's Island

Gardiner's Island

Contributed Oral WG3 Oral: Laser and High-Gradient Structure-Based Acceleration WG3: Laser and High-Gradient Structure-Based Acceleration

Speaker

Sophie Crisp (UCLA)

Description

We present the latest experimental results using a dual grating dielectric laser accelerator (DLA) to modulate 6 MeV electrons. The structure is composed of two commercially available gratings, mounted independently with variable gap size controlled by 3 piezo motors. A 780 nm laser is used to drive the 800 nm periodic structure with gap size on the order of 1 um. These gratings are 4 mm long, enabling future long interaction experiments.

Acknowledgments

This work has been supported by the ACHIP grant from
the Gordon and Betty Moore Foundation (GBMF4744) and
by U.S. Department of Energy grant DE-AC02-76SF00515.
This material is based upon work supported by the National
Science Foundation Graduate Research Fellowship Program
under Grant No. DGE-203483.

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