100 citations · 1.2k across the 72 of their papers we have counts for
35 papers · 1 filter
Joint Amplitude-Phase Optimization of Broadband Lasers Raises Absolute Two-Plasmon-Decay Thresholds Above Coherence-Time Predictions
A. S. Joglekar, R. K. Follett, D. H. Froula +1
Broadband lasers suppress the absolute two-plasmon-decay instability that preheats inertial-fusion targets. The usual scaling relates this suppression to the drive's coherence time…
Progress in relativistic laser-plasma interaction with kilotesla-level applied magnetic fields
K. Weichman, A. P. L. Robinson, M. Murakami +5
We report on progress in the understanding of the effects of kilotesla-level applied magnetic fields on relativistic laser-plasma interactions. Ongoing advances in magnetic-field-g…
X-ray free-electron lasing in a flying-focus undulator
D. Ramsey, B. Malaca, T. T. Simpson +5
Laser-driven free-electron lasers (LDFELs) replace magnetostatic undulators with the electromagnetic fields of a laser pulse. Because the undulator period is half the wavelength of…
Laser wakefield acceleration of ions with a transverse flying focus
Zheng Gong, Sida Cao, John P. Palastro +1
The extreme electric fields created in high-intensity laser-plasma interactions could generate energetic ions far more compactly than traditional accelerators. Despite this promise…
Spatiotemporal control of high-intensity laser pulses with a plasma lens
D. Li, K. G. Miller, J. R. Pierce +3
Spatiotemporal control encompasses a variety of techniques for producing laser pulses with dynamic intensity peaks that move independently of the group velocity. This controlled mo…
Joule-Class Pulsed THz Sources from Microchannel Targets
G. Bruhaug, H. G. Rinderknecht, K. Weichman +9
Inference of joule-class THz radiation sources from microchannel targets driven with hundreds of joule, picosecond lasers is reported. THz sources of this magnitude are useful for…
Phase Control of Nonlinear Breit-Wheeler Pair Creation
B. Barbosa, J. P. Palastro, D. Ramsey +2
Electron-positron pair creation occurs throughout the universe in the environments of extreme astrophysical objects, such as pulsar magnetospheres and black hole accretion disks. T…
Space-time structured plasma waves
J. P. Palastro, K. G. Miller, R. K. Follett +4
Electrostatic waves play a critical role in nearly every branch of plasma physics from fusion to advanced accelerators, to astro, solar, and ionospheric physics. The properties of…
Cross-beam energy transfer in conditions relevant to direct-drive implosions on OMEGA
K. L. Nguyen, L. Yin, B. J. Albright +5
In cross-beam energy transfer (CBET), the interference of two laser beams ponderomotively drives an ion-acoustic wave that coherently scatters light from one beam into the other. T…
Accurate simulation of direct laser acceleration in a laser wakefield accelerator
Kyle G. Miller, John P. Palastro, Jessica L. Shaw +4
In a laser wakefield accelerator (LWFA), an intense laser pulse excites a plasma wave that traps and accelerates electrons to relativistic energies. When the pulse overlaps the acc…
Coherence and superradiance from a plasma-based quasiparticle accelerator
B. Malaca, M. Pardal, D. Ramsey +7
Coherent light sources, such as free electron lasers, provide bright beams for biology, chemistry, physics, and advanced technological applications. Increasing the brightness of th…
Charged particle beam transport in a flying focus pulse with orbital angular momentum
Martin Formanek, John P. Palastro, Marija Vranic +2
We demonstrate the capability of Flying Focus (FF) laser pulses with orbital angular momentum (OAM) to transversely confine ultra-relativistic charged particle bunches o…
Underdense relativistically thermal plasma produced by magnetically assisted direct laser acceleration
K. Weichman, J. P. Palastro, A. P. L. Robinson +1
We introduce the first approach to volumetrically generate relativistically thermal plasma at gas-jet--accessible density. Using fully kinetic simulations and theory, we demonstrat…
Nonlinear Thomson scattering with ponderomotive control
D. Ramsey, B. Malaca, A. Di Piazza +7
In nonlinear Thomson scattering, a relativistic electron reflects and re-radiates the photons of a laser pulse, converting optical light to x rays or beyond. While this extreme fre…
Cross-beam energy transfer saturation by ion trapping-induced detuning
K. L. Nguyen, L. Yin, B. J. Albright +5
The performance of direct-drive inertial confinement fusion implosions relies critically on the coupling of laser energy to the target plasma. Cross-beam energy transfer (CBET), th…
Laser-plasma acceleration beyond wave breaking
J. P. Palastro, B. Malaca, J. Vieira +5
Laser wakefield accelerators rely on the extremely high electric fields of nonlinear plasma waves to trap and accelerate electrons to relativistic energies over short distances. Wh…
Pump-Depletion Dynamics and Saturation of Stimulated Brillouin Scattering in Shock Ignition Relevant Experiments
S. Zhang, J. Li, C. M. Krauland +15
As an alternative inertial confinement fusion scheme with predicted high energy gain and more robust designs, shock ignition requires a strong converging shock driven by a shaped p…
Nonlinear transmission of laser light through coronal plasma due to self-induced incoherence
A. V. Maximov, J. G. Shaw, J. P. Palastro
The success of direct laser-driven inertial confinement fusion (ICF) relies critically on the efficient coupling of laser light to plasma. At ignition scale, the absolute stimulate…
Photon Acceleration in a Flying Focus
A. J. Howard, D. Turnbull, A. S. Davies +3
A high-intensity laser pulse propagating through a medium triggers an ionization front that can accelerate and frequency-upshift the photons of a second pulse. The maximum upshift…
Laser-Plasma Interactions Enabled by Emerging Technologies
J. P. Palastro, F. Albert, B. Albright +51
An overview from the past and an outlook for the future of fundamental laser-plasma interactions research enabled by emerging laser systems.
Resonance absorption of a broadband laser pulse
J. P. Palastro, J. G. Shaw, R. K. Follett +5
Broad bandwidth, infrared light sources have the potential to revolutionize inertial confinement fusion (ICF) by suppressing laser-plasma instabilities. There is, however, a tradeo…
Bremsstrahlung radiation from the interaction of short laser pulses with dielectrics
G. M. Petrov, J. P. Palastro, J. Peñano
An intense, short laser pulse incident on a transparent dielectric can excite electrons from valence to the conduction band. As these electrons undergo scattering, both from phonon…
High-Power Tunable Laser Driven THz Generation in Corrugated Plasma Waveguides
Chenlong Miao, John P. Palastro, Thomas M. Antonsen
The excitation of THz radiation by the interaction of an ultra short laser pulse with the modes of a miniature corrugated plasma waveguide is considered. The axially corrugated wav…
Backward Raman Amplification in the Long-wavelength Infrared
L. A. Johnson, D. F. Gordon, J. P. Palastro +1
The wealth of work in backward Raman amplification in plasma has focused on the extreme intensity limit, however backward Raman amplification may also provide an effective and prac…