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Finite Spot Effects on Radiation Pressure Acceleration from Intense High-Contrast Laser Interactions with Thin Targets

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Finite Spot Effects on Radiation Pressure Acceleration from Intense High-Contrast Laser Interactions with Thin Targets. / Dollar, F.; Zulick, C.; Thomas, A. G. R. et al.
In: Physical review letters, Vol. 108, No. 17, 175005, 25.04.2012.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Dollar, F, Zulick, C, Thomas, AGR, Chvykov, V, Davis, J, Kalinchenko, G, Matsuoka, T, McGuffey, C, Petrov, GM, Willingale, L, Yanovsky, V, Maksimchuk, A & Krushelnick, K 2012, 'Finite Spot Effects on Radiation Pressure Acceleration from Intense High-Contrast Laser Interactions with Thin Targets', Physical review letters, vol. 108, no. 17, 175005. https://doi.org/10.1103/PhysRevLett.108.175005

APA

Dollar, F., Zulick, C., Thomas, A. G. R., Chvykov, V., Davis, J., Kalinchenko, G., Matsuoka, T., McGuffey, C., Petrov, G. M., Willingale, L., Yanovsky, V., Maksimchuk, A., & Krushelnick, K. (2012). Finite Spot Effects on Radiation Pressure Acceleration from Intense High-Contrast Laser Interactions with Thin Targets. Physical review letters, 108(17), Article 175005. https://doi.org/10.1103/PhysRevLett.108.175005

Vancouver

Dollar F, Zulick C, Thomas AGR, Chvykov V, Davis J, Kalinchenko G et al. Finite Spot Effects on Radiation Pressure Acceleration from Intense High-Contrast Laser Interactions with Thin Targets. Physical review letters. 2012 Apr 25;108(17):175005. doi: 10.1103/PhysRevLett.108.175005

Author

Dollar, F. ; Zulick, C. ; Thomas, A. G. R. et al. / Finite Spot Effects on Radiation Pressure Acceleration from Intense High-Contrast Laser Interactions with Thin Targets. In: Physical review letters. 2012 ; Vol. 108, No. 17.

Bibtex

@article{83396f72255744dc96ebd4ede8536d50,
title = "Finite Spot Effects on Radiation Pressure Acceleration from Intense High-Contrast Laser Interactions with Thin Targets",
abstract = "Short pulse laser interactions at intensities of 2 x 10(21) W cm(-2) with ultrahigh contrast (10(-15)) on submicrometer silicon nitride foils were studied experimentally by using linear and circular polarizations at normal incidence. It was observed that, as the target decreases in thickness, electron heating by the laser begins to occur for circular polarization leading to target normal sheath acceleration of contaminant ions, while at thicker targets no acceleration or electron heating is observed. For linear polarization, all targets showed exponential energy spreads with similar electron temperatures. Particle-in-cell simulations demonstrate that the heating is due to the rapid deformation of the target that occurs early in the interaction. These experiments demonstrate that finite spot size effects can severely restrict the regime suitable for radiation pressure acceleration.",
keywords = "ION-ACCELERATION, PROTON-BEAMS, PLASMA, GENERATION, ELECTRON, DRIVEN, PULSES, SOLIDS",
author = "F. Dollar and C. Zulick and Thomas, {A. G. R.} and V. Chvykov and J. Davis and G. Kalinchenko and T. Matsuoka and C. McGuffey and Petrov, {G. M.} and L. Willingale and V. Yanovsky and A. Maksimchuk and K. Krushelnick",
year = "2012",
month = apr,
day = "25",
doi = "10.1103/PhysRevLett.108.175005",
language = "English",
volume = "108",
journal = "Physical review letters",
issn = "1079-7114",
publisher = "American Physical Society",
number = "17",

}

RIS

TY - JOUR

T1 - Finite Spot Effects on Radiation Pressure Acceleration from Intense High-Contrast Laser Interactions with Thin Targets

AU - Dollar, F.

AU - Zulick, C.

AU - Thomas, A. G. R.

AU - Chvykov, V.

AU - Davis, J.

AU - Kalinchenko, G.

AU - Matsuoka, T.

AU - McGuffey, C.

AU - Petrov, G. M.

AU - Willingale, L.

AU - Yanovsky, V.

AU - Maksimchuk, A.

AU - Krushelnick, K.

PY - 2012/4/25

Y1 - 2012/4/25

N2 - Short pulse laser interactions at intensities of 2 x 10(21) W cm(-2) with ultrahigh contrast (10(-15)) on submicrometer silicon nitride foils were studied experimentally by using linear and circular polarizations at normal incidence. It was observed that, as the target decreases in thickness, electron heating by the laser begins to occur for circular polarization leading to target normal sheath acceleration of contaminant ions, while at thicker targets no acceleration or electron heating is observed. For linear polarization, all targets showed exponential energy spreads with similar electron temperatures. Particle-in-cell simulations demonstrate that the heating is due to the rapid deformation of the target that occurs early in the interaction. These experiments demonstrate that finite spot size effects can severely restrict the regime suitable for radiation pressure acceleration.

AB - Short pulse laser interactions at intensities of 2 x 10(21) W cm(-2) with ultrahigh contrast (10(-15)) on submicrometer silicon nitride foils were studied experimentally by using linear and circular polarizations at normal incidence. It was observed that, as the target decreases in thickness, electron heating by the laser begins to occur for circular polarization leading to target normal sheath acceleration of contaminant ions, while at thicker targets no acceleration or electron heating is observed. For linear polarization, all targets showed exponential energy spreads with similar electron temperatures. Particle-in-cell simulations demonstrate that the heating is due to the rapid deformation of the target that occurs early in the interaction. These experiments demonstrate that finite spot size effects can severely restrict the regime suitable for radiation pressure acceleration.

KW - ION-ACCELERATION

KW - PROTON-BEAMS

KW - PLASMA

KW - GENERATION

KW - ELECTRON

KW - DRIVEN

KW - PULSES

KW - SOLIDS

U2 - 10.1103/PhysRevLett.108.175005

DO - 10.1103/PhysRevLett.108.175005

M3 - Journal article

VL - 108

JO - Physical review letters

JF - Physical review letters

SN - 1079-7114

IS - 17

M1 - 175005

ER -