Publications (35)
Radiation Pressure Acceleration: the factors limiting maximum attainable ion energy
S. S. Bulanov, E. Esarey, C. B. Schroeder +5
Radiation pressure acceleration (RPA) is a highly efficient mechanism of laser-driven ion acceleration, with with near complete transfer of the laser energy to the ions in the rela…
Numerical study on femtosecond electro-optical spatial decoding of transition radiation from laser wakefield accelerated electron bunches
K. Huang, Z. Jin, N. Nakanii. T. Hosokai +1
This numerical study is focused on electro-optic (EO) spatial decoding of transition radiation (TR) produced by a relativistic electron bunch passing through a metal foil. The calc…
Ion Acceleration by the Radiation Pressure of Slow Electromagnetic Wave
S. V. Bulanov, T. Zh. Esirkepov, M. Kando +6
When the ions are accelerated by the radiation pressure of the laser pulse, their velocity can not exceed the laser group velocity, in the case when it is less than the speed of li…
Enhancement of maximum attainable ion energy in the radiation pressure acceleration regime using a guiding structure
S. S. Bulanov, E. Esarey, C. B. Schroeder +5
Radiation Pressure Acceleration relies on high intensity laser pulse interacting with solid target to obtain high maximum energy, quasimonoenergetic ion beams. Either extremely hig…
Recoil Effects on Reflection from Relativistic Mirrors in Laser Plasmas
P. Valenta, T. Zh. Esirkepov, J. K. Koga +10
Relativistic mirrors can be realized with strongly nonlinear Langmuir waves excited by intense laser pulses in underdense plasma. On reflection from the relativistic mirror the inc…
Identification of high energy ions using backscattered particles in laser-driven ion acceleration with cluster-gas targets
Y. Fukuda, H. Sakaki, M. Kanasaki +16
A new diagnosis method for high energy ions utilizing a single CR-39 detector mounted on plastic plates is demonstrated to identify the presence of the high energy component beyond…
Laser Acceleration toward PeV Feeling the Texture of Vacuum
T. Tajima, M. Kando, M. Teshima
Identified is a set of ballpark parameters for laser, plasma, and accelerator technologies that are defined for accelerated electron energies reaching as high as PeV. These paramet…
On the interaction of the electromagnetic radiation with the breaking plasma waves
A. V. Panchenko, T. Zh. Esirkepov, A. S. Pirozhkov +3
An electromagnetic wave (EMW) interacting with the moving singularity of the charged particle flux undergoes the reflection and absorption as well as frequency change due to Dopple…
Laser-particle collider for multi-GeV photon production
J. Magnusson, A. Gonoskov, M. Marklund +7
As an alternative to Compton backscattering and bremsstrahlung, the process of colliding high-energy electron beams with strong laser fields can more efficiently provide both clean…
Soft X-ray harmonic comb from relativistic electron spikes
A. S. Pirozhkov, M. Kando, T. Zh. Esirkepov +37
We demonstrate a new high-order harmonic generation mechanism reaching the `water window' spectral region in experiments with multi-terawatt femtosecond lasers irradiating gas jets…
Enhancing proton acceleration by using composite targets
S. S. Bulanov, E. Esarey, C. B. Schroeder +5
Efficient laser ion acceleration requires high laser intensities, which can only be obtained by tightly focusing laser radiation. In the radiation pressure acceleration regime, whe…
On the design of experiments to study extreme field limits
S. S. Bulanov, M. Chen, C. B. Schroeder +13
We propose experiments on the collision of high intensity electromagnetic pulses with electron bunches and on the collision of multiple electromagnetic pulses for studying extreme…
Unlimited Energy Gain in the Laser-Driven Radiation Pressure Dominant Acceleration of Ions
S. V. Bulanov, E. Yu. Echkina, T. Zh. Esirkepov +4
The energy of the ions accelerated by an intense electromagnetic wave in the radiation pressure dominated regime can be greatly enhanced due to a transverse expansion of a thin tar…
Coulomb implosion mechanism of negative ion acceleration in laser plasmas
T. Nakamura, Y. Fukuda, A. Yogo +10
Coulomb implosion mechanism of the negatively charged ion acceleration in laser plasmas is proposed. When a cluster target is irradiated by an intense laser pulse and the Coulomb e…
High-order alloharmonics produced by nonperiodic drivers
M. S. Pirozhkova, K. Ogura, A. Sagisaka +18
High-order harmonics are ubiquitous in nature and present in electromagnetic, acoustic, and gravitational waves. They are generated by periodic nonlinear processes or periodic high…
On production and asymmetric focusing of flat electron beams using rectangular capillary discharge plasmas
G. A. Bagdasarov, N. A. Bobrova, A. S. Boldarev +15
A method for the asymmetric focusing of electron bunches, based on the active plasma lensing technique is proposed. This method takes advantage of the strong inhomogeneous magnetic…
Radiating Electron Interaction with Multiple Colliding Electromagnetic Waves: Random Walk Trajectories, Levy Flights, Limit Circles, and Attractors (Survey of the Structurally Determinate Patterns)
S. V. Bulanov, T. Zh. Esirkepov, S. S. Bulanov +4
The multiple colliding laser pulse concept formulated in Ref. [1] is beneficial for achieving an extremely high amplitude of coherent electromagnetic field. Since the topology of e…
Demonstration of The Brightest Nano-size Gamma Source
A. S. Pirozhkov, A. Sagisaka, K. Ogura +46
Gamma rays selectively interact with nuclei, induce and mediate nuclear reactions and elementary particle interactions, and exceed x-rays in penetrating power and thus are indispen…
Opportunities for TeV Laser Acceleration
M. Kando, H. Kiriyama, J. K. Koga +5
A set of ballpark parameters for laser, plasma, and accelerator technologies that define for electron energies reaching as high as TeV are identified. These ballpark parameters are…
Study of x-ray emission enhancement via high contrast femtosecond laser interacting with solid foil
L. M. Chen, M. Kando, S. V. Bulanov +8
We studied the hard x-ray emission and the K-alpha x-ray conversion efficiency produced by 60 fs high contrast frequency doubled Ti: sapphire laser pulse focused on Cu foil target.…
Characterization of ionization injection in gas mixtures irradiated by sub-petawatt class laser pulses
A. Zhidkov, N. Pathak, J. Koga +3
Effects of ionization injection in low and high Z gas mixtures for the laser wake field acceleration of electrons are analyzed with the use of balance equations and particle-in-cel…
Effect of Electromagnetic Pulse Transverse Inhomogeneity on the Ion Acceleration by Radiation Pressure
K. V. Lezhnin, F. F. Kamenets, V. S. Beskin +3
In the ion acceleration by radiation pressure a transverse inhomogeneity of the electromagnetic pulse results in the displacement of the irradiated target in the off-axis direction…
Multiple-colliding laser pulses as a basis for studying high-field high-energy physics
J. Magnusson, A. Gonoskov, M. Marklund +10
Apart from maximizing the strength of optical electromagnetic fields achievable at high-intensity laser facilities, the collision of several phase-matched laser pulses has been the…
Radiation Dominated Electromagnetic Shield
S. V. Bulanov, T. Zh. Esirkepov, S. S. Bulanov +3
We analyze the collision of a high energy electron beam with an oscillating electric and magnetic field configuration, which represents a three-dimensional standing electromagnetic…
Alloharmonics in Burst Intensification by Singularity Emitting Radiation
K. Ogura, M. S. Pirozhkova, A. Sagisaka +18
Burst Intensification by Singularity Emitting Radiation (BISER) in underdense relativistic laser plasma is a bright source of coherent extreme ultraviolet (XUV) and x-ray radiation…
On the production of flat electron bunches for laser wake field acceleration
M. Kando, Y. Fukuda, H. Kotaki +8
We suggest a novel method for injection of electrons into the acceleration phase of particle accelerators, producing low emittance beams appropriate even for the demanding high ene…
Acceleration with Self-Injection for an All-Optical Radiation Source at LNF
L. A. Gizzi, M. P. Anania, G. Gatti +8
We discuss a new compact gamma-ray source aiming at high spectral density, up to two orders of magnitude higher than currently available bremsstrahlung sources, and conceptually si…
On the design of experiments for the study of extreme field limits in the interaction of laser with ultrarelativistic electron beam
S. V. Bulanov, T. Zh. Esirkepov, Y. Hayashi +13
We propose the experiments on the collision of laser light and high intensity electromagnetic pulses generated by relativistic flying mirrors, with electron bunches produced by a c…
Stochastic Regimes in the Driven Oscillator with a Step-Like Nonlinearity
S. V. Bulanov, A. Yogo, T. Zh. Esirkepov +4
A nonlinear oscillator with an abruptly inhomogeneous restoring force driven by an uniform oscillating force exhibits stochastic properties under specific resonance conditions. Thi…
Relativistic Tennis with Photons: Demonstration of Frequency Upshifting by a Relativistic Flying Mirror through Two Colliding Laser Pulses
M. Kando, Y. Fukuda, A. S. Pirozhkov +16
Since the advent of chirped pulse amplification1 the peak power of lasers has grown dramatically and opened the new branch of high field science, delivering the focused irradiance,…
Transverse Dynamics and Energy Tuning of Fast Electrons Generated in Sub-Relativistic Intensity Laser Pulse Interaction with Plasmas
M. Mori, M. Kando, I. Daito +10
The regimes of quasi-mono-energetic electron beam generation were experimentally studied in the sub-relativistic intensity laser plasma interaction. The observed electron accelerat…
Boosted high harmonics pulse from a double-sided relativistic mirror
T. Zh. Esirkepov, S. V. Bulanov, M. Kando +2
An ultra-bright high-intensity X- and gamma-radiation source is proposed. A high-density thin plasma slab, accelerating in the radiation pressure dominant regime by a co-propagatin…
Burst intensification by singularity emitting radiation in multi-stream flows
A. S. Pirozhkov, T. Zh. Esirkepov, T. A. Pikuz +20
In various media the elementary components can emit traveling waves such as electromagnetic, gravitational or acoustic types. If these elementary emitters are synchronized, the res…
Novel path towards compact laser ion accelerators for hadron therapy: Tenfold energy increase in laser-driven multi-MeV ion generation using a gas target mixed with submicron clusters
Y. Fukuda, A. Ya. Faenov, M. Tampo +20
We demonstrate generation of 10-20 MeV/u ions with a compact 4 TW laser using a gas target mixed with submicron clusters, corresponding to tenfold increase in the ion energies comp…
Intense high contrast femtosecond K-shell x-ray source from laser-driven Ar clusters
L. M. Chen, F. Liu, W. M. Wang +9
Bright Ar K-shell x-ray with very little background has been generated using an Ar clustering gas jet target irradiated with an 800 mJ, 30 fs ultra-high contrast laser, with the me…