Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Measurement of femtosecond dynamics of ultrafast electron beams through terahertz compression and time-stamping

Journal Article · · Applied Physics Letters
DOI:https://doi.org/10.1063/5.0134733· OSTI ID:1969706

Visualizing ultrafast dynamics at the atomic scale requires time-resolved characterization with femtosecond temporal resolution. For fully relativistic electron bunch probes, existing techniques for single-shot ultrafast electron diffraction (UED) are limited by the achievable electron probe bunch length, charge, and timing jitter. We present the first experimental demonstration of dual-fed THz-driven compression and time-stamping that enables electron probes with improved temporal resolution. This technique utilizes two counter-propagating quasi-single-cycle THz pulses generated from two OH-1 organic crystals coupled into an optimized THz compressor structure. We demonstrate electron bunch compression and time-of-arrival jitter suppression by a factor of 3 paving the way toward unique opportunities for UED time-resolved measurements.

Research Organization:
SLAC National Accelerator Laboratory (SLAC), Menlo Park, CA (United States)
Sponsoring Organization:
USDOE Office of Science (SC), Basic Energy Sciences (BES); USDOE Laboratory Directed Research and Development (LDRD) Program
Grant/Contract Number:
AC02-76SF00515; AC02-05CH11231
OSTI ID:
1969706
Journal Information:
Applied Physics Letters, Journal Name: Applied Physics Letters Journal Issue: 14 Vol. 122; ISSN 0003-6951
Publisher:
American Institute of Physics (AIP)Copyright Statement
Country of Publication:
United States
Language:
English

References (33)

Femtosecond mega-electron-volt electron microdiffraction journal January 2018
DC Photoelectron Gun Parameters for Ultrafast Electron Microscopy journal July 2009
The Effect of Plasmon Field on the Coherent Lattice Phonon Oscillation in Electron-Beam Fabricated Gold Nanoparticle Pairs journal October 2007
Terahertz-driven linear electron acceleration journal October 2015
Ultrafast X-ray pulse characterization at free-electron lasers journal November 2012
Extreme terahertz science journal January 2017
Demonstration of sub-luminal propagation of single-cycle terahertz pulses for particle acceleration journal September 2017
Segmented terahertz electron accelerator and manipulator (STEAM) journal April 2018
Towards jitter-free ultrafast electron diffraction technology journal December 2019
Acceleration of relativistic beams using laser-generated terahertz pulses journal August 2020
Extremely efficient terahertz high-harmonic generation in graphene by hot Dirac fermions journal September 2018
Laser-induced melting of a single crystal gold sample by time-resolved ultrafast relativistic electron diffraction journal August 2010
Mega-electron-volt ultrafast electron diffraction at SLAC National Accelerator Laboratory journal July 2015
Solving the jitter problem in microwave compressed ultrafast electron diffraction instruments: Robust sub-50 fs cavity-laser phase stabilization journal September 2017
Method for developing a sub-10 fs ultrafast electron diffraction technology journal May 2020
Terahertz Compression of Electron Pulses at a Planar Mirror Membrane journal February 2019
THz-Driven Ultrafast Spin-Lattice Scattering in Amorphous Metallic Ferromagnets journal August 2016
Direct Measurement of Sub-10 fs Relativistic Electron Beams with Ultralow Emittance journal April 2017
Terahertz Oscilloscope for Recording Time Information of Ultrashort Electron Beams journal April 2019
Femtosecond Compression Dynamics and Timing Jitter Suppression in a THz-driven Electron Bunch Compressor journal February 2020
Femtosecond Relativistic Electron Beam with Reduced Timing Jitter from THz Driven Beam Compression journal February 2020
Breaking 50 Femtosecond Resolution Barrier in MeV Ultrafast Electron Diffraction with a Double Bend Achromat Compressor journal March 2020
Velocity bunching of high-brightness electron beams journal January 2005
Terahertz Streaking of Few-Femtosecond Relativistic Electron Beams journal June 2018
Ultrafast electron calorimetry uncovers a new long-lived metastable state in 1 T -TaSe 2 mediated by mode-selective electron-phonon coupling journal March 2019
Ultrafast Bond Softening in Bismuth: Mapping a Solid's Interatomic Potential with X-rays journal February 2007
4D Visualization of Transitional Structures in Phase Transformations by Electron Diffraction journal November 2007
A photoinduced metal-like phase of monoclinic VO 2 revealed by ultrafast electron diffraction journal October 2014
Ultrafast electron diffraction imaging of bond breaking in di-ionized acetylene journal October 2016
Heterogeneous to homogeneous melting transition visualized with ultrafast electron diffraction journal June 2018
4d Ultrafast Electron Diffraction, Crystallography, and Microscopy journal May 2006
Compact electron acceleration and bunch compression in THz waveguides journal January 2013
Parallel-plate waveguides for terahertz-driven MeV electron bunch compression journal January 2019

Similar Records

Improved temporal resolution in ultrafast electron diffraction measurements through THz compression and time-stamping
Journal Article · Mon Apr 22 00:00:00 EDT 2024 · Structural Dynamics · OSTI ID:2565033

Femtosecond Compression Dynamics and Timing Jitter Suppression in a THz-driven Electron Bunch Compressor
Journal Article · Mon Feb 03 23:00:00 EST 2020 · Physical Review Letters · OSTI ID:1604930