Control of Energy Spread and Dark Current in Proton and Ion Beams Generated in High-Contrast Laser Solid Interactions

Physics

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

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Control of Energy Spread and Dark Current in Proton and Ion Beams Generated in High-Contrast Laser Solid Interactions. / Dollar, F.; Matsuoka, T.; Petrov, G. M. et al.
In: Physical review letters, Vol. 107, No. 6, 065003, 03.08.2011.

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

Harvard

Dollar, F, Matsuoka, T, Petrov, GM, Thomas, AGR, Bulanov, SS, Chvykov, V, Davis, J, Kalinchenko, G, McGuffey, C, Willingale, L, Yanovsky, V, Maksimchuk, A & Krushelnick, K 2011, 'Control of Energy Spread and Dark Current in Proton and Ion Beams Generated in High-Contrast Laser Solid Interactions', Physical review letters, vol. 107, no. 6, 065003. https://doi.org/10.1103/PhysRevLett.107.065003

APA

Dollar, F., Matsuoka, T., Petrov, G. M., Thomas, A. G. R., Bulanov, S. S., Chvykov, V., Davis, J., Kalinchenko, G., McGuffey, C., Willingale, L., Yanovsky, V., Maksimchuk, A., & Krushelnick, K. (2011). Control of Energy Spread and Dark Current in Proton and Ion Beams Generated in High-Contrast Laser Solid Interactions. Physical review letters, 107(6), Article 065003. https://doi.org/10.1103/PhysRevLett.107.065003

Vancouver

Dollar F, Matsuoka T, Petrov GM, Thomas AGR, Bulanov SS, Chvykov V et al. Control of Energy Spread and Dark Current in Proton and Ion Beams Generated in High-Contrast Laser Solid Interactions. Physical review letters. 2011 Aug 3;107(6):065003. doi: 10.1103/PhysRevLett.107.065003

Author

Dollar, F. ; Matsuoka, T. ; Petrov, G. M. et al. / Control of Energy Spread and Dark Current in Proton and Ion Beams Generated in High-Contrast Laser Solid Interactions. In: Physical review letters. 2011 ; Vol. 107, No. 6.

Bibtex

@article{15338087e54847d8bdf2ae5d9379845e,

title = "Control of Energy Spread and Dark Current in Proton and Ion Beams Generated in High-Contrast Laser Solid Interactions",

abstract = "By using temporal pulse shaping of high-contrast, short pulse laser interactions with solid density targets at intensities of 2 x 10(21) W cm(-2) at a 45 degrees incident angle, we show that it is possible to reproducibly generate quasimonoenergetic proton and ion energy spectra. The presence of a short pulse prepulse 33 ps prior to the main pulse produced proton spectra with an energy spread between 25% and 60% (Delta E/E) with energy of several MeV, with light ions becoming quasimonoenergetic for 50 nm targets. When the prepulse was removed, the energy spectra was broad. Numerical simulations suggest that expansion of the rear-side contaminant layer allowed for density conditions that prevented the protons from being screened from the sheath field, thus providing a low energy cutoff in the observed spectra normal to the target surface.",

keywords = "PLASMA INTERACTIONS, ACCELERATION, TRANSPORT, ELECTRON, DRIVEN, PULSES, TARGETS, FIELDS, CODE",

author = "F. Dollar and T. Matsuoka and Petrov, {G. M.} and Thomas, {A. G. R.} and Bulanov, {S. S.} and V. Chvykov and J. Davis and G. Kalinchenko and C. McGuffey and L. Willingale and V. Yanovsky and A. Maksimchuk and K. Krushelnick",

year = "2011",

month = aug,

day = "3",

doi = "10.1103/PhysRevLett.107.065003",

language = "English",

volume = "107",

journal = "Physical review letters",

issn = "1079-7114",

publisher = "American Physical Society",

number = "6",

}

RIS

TY - JOUR

T1 - Control of Energy Spread and Dark Current in Proton and Ion Beams Generated in High-Contrast Laser Solid Interactions

AU - Dollar, F.

AU - Matsuoka, T.

AU - Petrov, G. M.

AU - Thomas, A. G. R.

AU - Bulanov, S. S.

AU - Chvykov, V.

AU - Davis, J.

AU - Kalinchenko, G.

AU - McGuffey, C.

AU - Willingale, L.

AU - Yanovsky, V.

AU - Maksimchuk, A.

AU - Krushelnick, K.

PY - 2011/8/3

Y1 - 2011/8/3

N2 - By using temporal pulse shaping of high-contrast, short pulse laser interactions with solid density targets at intensities of 2 x 10(21) W cm(-2) at a 45 degrees incident angle, we show that it is possible to reproducibly generate quasimonoenergetic proton and ion energy spectra. The presence of a short pulse prepulse 33 ps prior to the main pulse produced proton spectra with an energy spread between 25% and 60% (Delta E/E) with energy of several MeV, with light ions becoming quasimonoenergetic for 50 nm targets. When the prepulse was removed, the energy spectra was broad. Numerical simulations suggest that expansion of the rear-side contaminant layer allowed for density conditions that prevented the protons from being screened from the sheath field, thus providing a low energy cutoff in the observed spectra normal to the target surface.

AB - By using temporal pulse shaping of high-contrast, short pulse laser interactions with solid density targets at intensities of 2 x 10(21) W cm(-2) at a 45 degrees incident angle, we show that it is possible to reproducibly generate quasimonoenergetic proton and ion energy spectra. The presence of a short pulse prepulse 33 ps prior to the main pulse produced proton spectra with an energy spread between 25% and 60% (Delta E/E) with energy of several MeV, with light ions becoming quasimonoenergetic for 50 nm targets. When the prepulse was removed, the energy spectra was broad. Numerical simulations suggest that expansion of the rear-side contaminant layer allowed for density conditions that prevented the protons from being screened from the sheath field, thus providing a low energy cutoff in the observed spectra normal to the target surface.

KW - PLASMA INTERACTIONS

KW - ACCELERATION

KW - TRANSPORT

KW - ELECTRON

KW - DRIVEN

KW - PULSES

KW - TARGETS

KW - FIELDS

KW - CODE

U2 - 10.1103/PhysRevLett.107.065003

DO - 10.1103/PhysRevLett.107.065003

M3 - Journal article

VL - 107

JO - Physical review letters

JF - Physical review letters

SN - 1079-7114

IS - 6

M1 - 065003

ER -

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