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A table-top laser-based source of short, collimated, ultra-relativistic positron beams

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

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A table-top laser-based source of short, collimated, ultra-relativistic positron beams. / Sarri, G.; Schumaker, W.; Di Piazza, A. et al.
In: Proceedings of SPIE, Vol. 8779, 15.04.2013.

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

Harvard

Sarri, G, Schumaker, W, Di Piazza, A, Vargas, M, Dromey, B, Dieckmann, ME, Chvykov, V, Maksimchuk, A, Yanovsky, V, He, Z-H, Hou, BX, Nees, JA, Thomas, AGR, Keitel, CH, Zepf, M & Krushelnick, K 2013, 'A table-top laser-based source of short, collimated, ultra-relativistic positron beams', Proceedings of SPIE, vol. 8779. https://doi.org/10.1117/12.2018744

APA

Sarri, G., Schumaker, W., Di Piazza, A., Vargas, M., Dromey, B., Dieckmann, M. E., Chvykov, V., Maksimchuk, A., Yanovsky, V., He, Z. .-H., Hou, B. X., Nees, J. A., Thomas, A. G. R., Keitel, C. H., Zepf, M., & Krushelnick, K. (2013). A table-top laser-based source of short, collimated, ultra-relativistic positron beams. Proceedings of SPIE, 8779. https://doi.org/10.1117/12.2018744

Vancouver

Sarri G, Schumaker W, Di Piazza A, Vargas M, Dromey B, Dieckmann ME et al. A table-top laser-based source of short, collimated, ultra-relativistic positron beams. Proceedings of SPIE. 2013 Apr 15;8779. doi: 10.1117/12.2018744

Author

Sarri, G. ; Schumaker, W. ; Di Piazza, A. et al. / A table-top laser-based source of short, collimated, ultra-relativistic positron beams. In: Proceedings of SPIE. 2013 ; Vol. 8779.

Bibtex

@article{325ed13b2de547718b24fa2e8e004abe,
title = "A table-top laser-based source of short, collimated, ultra-relativistic positron beams",
abstract = "An ultra-relativistic electron beam passing through a thick, high-Z solid target triggers an electromagnetic cascade, whereby a large number of high energy photons and electron-positron pairs are produced. By exploiting this physical process, we present here the first experimental evidence of the generation of ultra-short, highly collimated and ultra-relativistic positron beams following the interaction of a laser-wakefield accelerated electron beam with high-Z solid targets. Clear evidence has also been obtained of the generation of GeV electron-positron jets with variable composition depending on the solid target material and thickness. The percentage of positrons in the overall leptonic beam has been observed to vary from a few per cent up to almost fifty per cent, implying a quasi-neutral electron-positron beam. We anticipate that these beams will be of direct relevance to the laboratory study of astrophysical leptonic jets and their interaction with the interstellar medium. ",
author = "G. Sarri and W. Schumaker and {Di Piazza}, A. and M. Vargas and B. Dromey and Dieckmann, {M. E.} and V. Chvykov and A. Maksimchuk and V. Yanovsky and He, {Z. -H.} and Hou, {B. X.} and Nees, {John A.} and Thomas, {Alexander George Roy} and Keitel, {C. H.} and M. Zepf and Karl Krushelnick",
year = "2013",
month = apr,
day = "15",
doi = "10.1117/12.2018744",
language = "English",
volume = "8779",
journal = "Proceedings of SPIE",
issn = "0277-786X",
publisher = "SPIE",

}

RIS

TY - JOUR

T1 - A table-top laser-based source of short, collimated, ultra-relativistic positron beams

AU - Sarri, G.

AU - Schumaker, W.

AU - Di Piazza, A.

AU - Vargas, M.

AU - Dromey, B.

AU - Dieckmann, M. E.

AU - Chvykov, V.

AU - Maksimchuk, A.

AU - Yanovsky, V.

AU - He, Z. -H.

AU - Hou, B. X.

AU - Nees, John A.

AU - Thomas, Alexander George Roy

AU - Keitel, C. H.

AU - Zepf, M.

AU - Krushelnick, Karl

PY - 2013/4/15

Y1 - 2013/4/15

N2 - An ultra-relativistic electron beam passing through a thick, high-Z solid target triggers an electromagnetic cascade, whereby a large number of high energy photons and electron-positron pairs are produced. By exploiting this physical process, we present here the first experimental evidence of the generation of ultra-short, highly collimated and ultra-relativistic positron beams following the interaction of a laser-wakefield accelerated electron beam with high-Z solid targets. Clear evidence has also been obtained of the generation of GeV electron-positron jets with variable composition depending on the solid target material and thickness. The percentage of positrons in the overall leptonic beam has been observed to vary from a few per cent up to almost fifty per cent, implying a quasi-neutral electron-positron beam. We anticipate that these beams will be of direct relevance to the laboratory study of astrophysical leptonic jets and their interaction with the interstellar medium.

AB - An ultra-relativistic electron beam passing through a thick, high-Z solid target triggers an electromagnetic cascade, whereby a large number of high energy photons and electron-positron pairs are produced. By exploiting this physical process, we present here the first experimental evidence of the generation of ultra-short, highly collimated and ultra-relativistic positron beams following the interaction of a laser-wakefield accelerated electron beam with high-Z solid targets. Clear evidence has also been obtained of the generation of GeV electron-positron jets with variable composition depending on the solid target material and thickness. The percentage of positrons in the overall leptonic beam has been observed to vary from a few per cent up to almost fifty per cent, implying a quasi-neutral electron-positron beam. We anticipate that these beams will be of direct relevance to the laboratory study of astrophysical leptonic jets and their interaction with the interstellar medium.

U2 - 10.1117/12.2018744

DO - 10.1117/12.2018744

M3 - Journal article

VL - 8779

JO - Proceedings of SPIE

JF - Proceedings of SPIE

SN - 0277-786X

ER -