Accepted Proposals

Listed below are approved experiments for FACET-II User Facility. Currently active experiments (invited for beamtime or to otherwise use facility resources) are indicated.

Proposal 
number
Proposal TitlePrincipal InvestigatorInstitutionContactCurrently
 Active
E-300Energy Doubling of Narrow Energy Spread
 Witness Bunch while Preserving Emittance 
with a High Pump-to-Witness Energy 
Transfer Efficiency in a Plasma Wakefield
 Accelerator
Chan Joshi and
 Mark Hogan
UCLA, SLACChan JoshiY
E-301Tailored Plasma Source for Emittance
 Preservation in Plasma Wakefield 
Acceleration and High-Brightness 
Plasma-Injected Beams
Michael LitosUniversity of Colorado
 Boulder
Michael LitosY
E-302Transverse wakefields and instabilities
 in plasma wakefield accelerators
Prof. Erik AdliUniversity of OsloProf. Erik Adli 
E-303Generation and Acceleration of Positrons 
at FACET II
Ken Marsh and 
Chan Joshi
UCLAKen Marsh 
E-304Downramp Trapping in PWFA for 
generating low emittance beams
Chaojie Zhang (UCLA), 
Sebastien Corde (LOA) 
and Xinlu Xu (SLAC)
UCLA/LOA/SLACChaojie ZhangY
E-305Beam filamentation and bright gamma
-ray bursts
Sébastien Corde, 
Ken Marsh, 
Frederico Fiuza
École Polytechnique/LOA,
 UCLA, SLAC
Sébastien CordeY
E-306Beam-Driven Ion Channel LaserMichael LitosUniversity of Colorado
 Boulder
Michael Litos 
E-307Investigating the physics of beam loading 
using localized beam-induced ionization
 injection 
Navid Vafaei-NajafabadiStony Brook UniversityNavid Vafaei-
Najafabadi
 
E-308Extreme Focusing in Vacuum with a
 Passive Plasma Lens
Michael LitosUniversity of Colorado 
Boulder
Michael LitosY
E-310Trojan Horse-IIBernhard Hidding |
 James B. Rosenzweig
Heinrich Heine University 
Düsseldorf | UCLA
Bernhard HiddingY
E-311Plasma Torch Optical Density Downramp 
Injection
Bernhard Hidding |
 James B. Rosenzweig 
Heinrich Heine University
 Düsseldorf | UCLA
Thomas HeinemannY
E-312High Brightness Electron Beams from 
Dragon Tail Injection
James B. Rosenzweig,
 Bernhard Hidding
UCLA, StrathclydeJames B. Rosenzweig 
E-313Multibunch dechirper for ultrahigh 6D 
brightness beams
Bernhard Hidding, 
Fahim A. Habib
Heinrich Heine University
 Düsseldorf
Bernhard Hidding 
E-314Experimental Investigations of Ion Collapse
 in the PWFA
James B. Rosenzweig, 
Bernhard Hidding
UCLA, Univ. StrathclydeJames B. Rosenzweig 
E-315Plasma Afterglow Attosecond MetrologyBernhard Hidding, 
Andrew Sutherland

Heinrich Heine University

 Düsseldorf

Andrew SutherlandY
E-316Icarus: Transient tunneling ionization 
of crossing laser and electron beams
Bernhard Hidding, 
Thomas Heinemann
Heinrich Heine University 
Düsseldorf; DESY
Bernhard Hidding 
E-317TeV/m plasma wakefield accelerationJames B. Rosenzweig,
 Agostino Marinelli
UCLA, SLACJames B. Rosenzweig 
E-318Attosecond strong-field physicsAgostino MarinelliSLACAgostino Marinelli 
E-319Flat-beam plasma wakefield acceleration
 and focusing
Gerard Andonian, 
James B. Rosenzweig
UCLA, RadiaBeamJames B. Rosenzweig 
E-320Probing Strong-field QED at FACET-IISebastian MeurenStanfordSebastian MeurenY
E-321Dielectric wakefield acceleration at
 GV/m gradients
James B. Rosenzweig,
 Brendan O’Shea
UCLA, SLACJames B. Rosenzweig 
E-322Gas Sheet ViewscreenG. Andonian, 
M. Ruelas
RadiaBeam TechnologiesG. Andonian 
E-323A post-plasma longitudinal bunch 
diagnostic for FACET-II with fs resolution
Jens OsterhoffDESYJens Osterhoff 
E-324Optical visualization of beam-driven 
plasma wakefield accelerators
M. DownerThe University of Texas 
at Austin
M. DownerY
E-325Automatic tuning for high gain, low energy
 spread, and low variance PWFA
Alexander ScheinkerLos Alamos 
National Laboratory
Alexander ScheinkerY
E-326Non-Intercepting Diagnostics for High 
Intensity Beams and Computer Control
Brendan O’SheaSLAC National 
Accelerator Laboratory
Brendan O’SheaY
E-327Virtual diagnostic for phase space prediction
 and customization at FACET-II
Claudio EmmaSLAC National 
Accelerator Laboratory
Claudio EmmaY
E-328Coherent off-axis undulator radiation as 
a bunch length diagnostic for FACET-II
Claudio EmmaSLAC National 
Laboratory
Claudio Emma 
E-329A Non-Invasive Current Profile Diagnostic
 for Electron Bunches
Quinn MarksteinerLos Alamos 
National Laboratory
Quinn Marksteiner 
E-330Laserwire for Sector 20 IP Transverse
 Beam Diagnostics
Glen WhiteSLAC National 
Accelerator Laboratory
Glen White 
E-331Neural network based tuning to exploit 
machine-wide sensitivities in pursuit 
of high beam quality
Auralee EdelenSLAC National 
Accelerator Laboratory
Auralee EdelenY
E-332Near-field-CTR-based self-focusing in 
beam-multifoil collisions: towards soliddensity
 beams, extremely-dense gamma-ray pulses 
and laserless SFQED
Sébastien Corde and
 Matteo Tamburini
IP Paris and MPIKSébastien CordeY
E-333Positron Acceleration in an Electron Beam-
Driven Plasma Filament Wakefield
Spencer GessnerSLAC National 
Accelerator Laboratory
Spencer Gessner 
E-334aRelativistic doppler shift of coherent transition
 radiation
Agostino MarinelliSLAC National 
Accelerator Laboratory
Agostino Marinelli 
E-334bExtreme Nonlinear Coherent Transition
 Radiation: dielectric response of materials to
 supercritical fields.
David ReisSLAC National 
Accelerator Laboratory
David Reis 
E-335Compressing FACET-II e-beam to hundreds 
of kA
Yichao JingBrookhaven National LabYichao Jing 
E-336E305nano (extension of E305 scope)  Feasibility
 studies of the FACET-II beam interaction with
 CNT materials
Sébastien Corde and
 Toshiki Tajima
IP Paris and UC IrvineSébastien Corde Y
E-337Electron and positron acceleration in self-
generated, thin, warm hollow plasma channels
Thales Silva and
 Jorge Vieria
Instituto Superior Técnico,
 Lisbon, Portugal
Thales Silva 
E-338Attosecond XUV/X-ray source driven by a 
plasma accelerator
Claudio Emma, 
Mark Hogan, 
Agostino Marinelli
SLAC National 
Accelerator Laboratory
Claudio EmmaY
E-339PetaVolts per meter plasmonics using 
engineered materials
Aakash SahaiUniversity of Colorado DenverAakash Sahai 

FACET experiments (complete) from 2011-2016


NumberProposal TitlePrincipal InvestigatorInstitutionContact
E-200Multi-GeV Plasma 
Wakefield Acceleration 
Experiments 
Chan Joshi, 
Mark Hogan, 
Patric Muggli
UCLA, 
SLAC, 
MPI
Mark 
Hogan
E-201Wakefield Acceleration 
in Dielectric Structures
​J. Rosenzweig, 
G. Tavish, 
M. Hogan, 
P. Muggli
UCLA,
SLAC,
USC
Gerard 
Andonian
E-202Ultrafast processes in 
Magnetic Materials
Hermann DurrSLACIoan 
Tudusa
E-203Determination of the time 
profile of 50 fs long bunches 
by means of coherent Smith-
Purcell radiation
Ivan KonoplevOxford UniversityIvan 
Konoplev
E-204Proposal for testing of 
metallic structures periodic 
structures at FACET
V. DolgashevSLACV. 
Dolgashev
E-205High Gradient Dielectric 
Wakefield Measurement 
at FACET 
A. KanareykinEuclid Techlabs
LLC
A. 
Kanareykin
E-206Characterizing Terahertz 
Radiation from the FACET 
Beam
Alan FisherSLACAlan 
Fisher
E-207High-Gradient THz-scale 
Two-Channel Coaxial 
Dielectric Wake Field 
Accelerator Experiment 
S. ShchelkunovYale 
E-208 Direct measurements of 
the transverse long-range 
wake-fields of CLIC main
linac accelerating structures 
Alexej Grudiev CERNAlexej 
Grudiev
E-209Study of the Self-Modulation 
of Long Lepton Bunches in 
Dense Plasmas and its 
Application to Advanced 
Acceleration Techniques
​J. Vieira, 
P. Muggli, 
M. Hogan
UTL, 
MPI, 
SLAC
Jorge 
Vieira
E-210Trojan Horse Plasma 
Wakefield Acceleration
J. Rosenzweig, 
B. Hidding
UCLA 
E-211Experimental verification 
of the effectiveness of linear 
collider final-focus feedbacks 
and alignment algorithms
Andrea LatinaCERNAndrea 
Latina
E-212Radiation from GeV electrons 
in diamond with intensities 
approaching the amplified 
radiation regime
U. UggerhøjDPAAU 
E-213Temporal Limits of Electron
-Phonon Interaction 
I-Wei ChenUniversity of 
Pennsylvania
I-Wei 
Chen
E-214Monochromatic 10 MeV 
Gammas by a Miniature 
Undulator 
Michael Di RosaLANLMichael 
Di Rosa
E-215​High-quality witness bunch 
generation and acceleration 
Jens Osterhoff DESYJens 
Osterhoff
E-216Single Shot Femtosecond 
Beam Pulse Length 
Measurements 
Ralph FioritoUniversity of 
Maryland
Ralph 
Fiorito
E-217Ionization and down-ramp 
injection proposal by the 
E200 team 
Chan JoshiUCLAChan 
Joshi
E-218​Single-Shot Imaging of THz
-Induced Switching in IT 
Materials 
Matthias 
Hoffmann
SLACMatthias 
Hoffmen
E-224Visualization of electron-
driven plasma wakefield 
accelerators​
Mike DownerUT AustinMichael 
Downer
E-225Hollow Channel Plasma 
Wakefield Acceleration
Mark HoganSLACSpencer 
Gessner
E-226Energy-Chirp Compensation
 of Electron Beams in a Plasma
Christopher 
Behrens
DESY 
E-228Terahertz-driven structural 
dynamics in ferroelectric 
nanolayers
Aaron 
Lindenberg
SLAC 
T-500Characterizing Terahertz 
Radiation from the 
FACET Beam
Alan FisherSLACAlan 
Fisher
T-503North Damping Ring 
Measurements
Alan FisherSLACAlan 
Fisher
T-504Hollow Channel PWFA 
with electrons
Mark HoganSLACSpencer 
Gessner