Christopher David Gregory

Search results

• 2021

  A laser-plasma platform for photon-photon physics: The two photon Breit-Wheeler process

  Kettle, B., Hollatz, D., Gerstmayr, E., Samarin, G. M., Alejo, A., Astbury, S., Baird, C., Bohlen, S., Campbell, M., Colgan, C., Dannheim, D., Gregory, C., Harsh, H., Hatfield, P., Hinojosa, J., Katzir, Y., Morton, J., Murphy, C. D., Nurnberg, A., Osterhoff, J., & 18 othersPérez-Callejo, G., Põder, K., Rajeev, P. P., Roedel, C., Roeder, F., Salgado, F. C., Sarri, G., Seidel, A., Spannagel, S., Spindloe, C., Steinke, S., Streeter, M. J. V., Thomas, A. G. R., Underwood, C., Watt, R., Zepf, M., Rose, S. J. & Mangles, S. P. D., 3 Nov 2021, In: New Journal of Physics. 23, 11, 115006.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Characterisation of a laser plasma betatron source for high resolution x-ray imaging

  Finlay, O. J., Gruse, J. N., Thornton, C., Allott, R., Armstrong, C. D., Baird, C. D., Bourgeois, N., Brenner, C., Cipiccia, S., Cole, J. M., Gregory, C., Jamison, S., Katzir, Y., Lopes, N. C., Mangles, S. P. D., Murphy, C. D., Najmudin, Z., Neely, D., Pickard, L. R., Potter, K. D., & 8 othersRajeev, P. P., Rusby, D., Selwood, M. P., Symes, D. R., Underwood, C. I. D., Wood, J. C., Thomas, A. G. R. & Streeter, M. J. V., 1 Aug 2021, In: Plasma Physics and Controlled Fusion. 63, 8, 7 p., 084010.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2020

  Application of compact laser-driven accelerator X-ray sources for industrial imaging

  Gruse, J. N., Streeter, M. J. V., Thornton, C., Armstrong, C. D., Baird, C. D., Bourgeois, N., Cipiccia, S., Finlay, O. J., Gregory, C. D., Katzir, Y., Lopes, N. C., Mangles, S. P. D., Najmudin, Z., Neely, D., Pickard, L. R., Potter, K. D., Rajeev, P. P., Rusby, D. R., Underwood, C. I. D., Warnett, J. M., & 5 othersWilliams, M. A., Wood, J. C., Murphy, C. D., Brenner, C. M. & Symes, D. R., 11 Dec 2020, In: Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 983, 7 p., 164369.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2019

  Laser wakefield acceleration with active feedback at 5 Hz

  Dann, S. J. D., Baird, C. D., Bourgeois, N., Chekhlov, O., Eardley, S., Gregory, C. D., Gruse, J. N., Hah, J., Hazra, D., Hawkes, S. J., Hooker, C. J., Krushelnick, K., Mangles, S. P. D., Marshall, V. A., Murphy, C. D., Najmudin, Z., Nees, J. A., Osterhoff, J., Parry, B., Pourmoussavi, P., & 12 othersRahul, S. V., Rajeev, P. P., Rozario, S., Scott, J. D. E., Smith, R. A., Springate, E., Tang, Y., Tata, S., Thomas, A. G. R., Thornton, C., Symes, D. R. & Streeter, M. J. V., 26 Apr 2019, In: Physical Review Accelerators and Beams. 22, 4, 12 p., 041303.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2018

  Magnetic reconnection driven by electron dynamics

  Kuramitsu, Y., Moritaka, T., Sakawa, Y., Morita, T., Sano, T., Koenig, M., Gregory, C. D., Woolsey, N., Tomita, K., Takabe, H., Liu, Y. L., Chen, S. H., Matsukiyo, S. & Hoshino, M., 30 Nov 2018, In: Nature Communications. 9, 1, 6 p., 5109.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Optimisation of compact laser driven accelerator X-ray sources for industrial imaging applications

  Symes, D. R., Brenner, C. M., Rusby, D. R., Thornton, S. C., Bourgeois, N., Katzir, Y., Gregory, C. D., Neely, D., Rajeev, P. P., Allott, R., Lopes, N. C., Gruse, J. N., Cole, J. M., Mangles, S. P. D., Najmudin, Z., Murphy, C. D., Baird, C. D., Underwood, C., Streeter, M. J. V. & Cipiccia, S., 2018, Compact EUV and X-ray Light Sources, EUVXRAY 2018. OSA - The Optical Society, Vol. Part F85-EUVXRAY 2018.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Temporal feedback control of high-intensity laser pulses to optimize ultrafast heating of atomic clusters

  Streeter, M. J. V., Dann, S. J. D., Scott, J. D. E., Baird, C. D., Murphy, C. D., Eardley, S., Smith, R. A., Rozario, S., Gruse, J. N., Mangles, S. P. D., Najmudin, Z., Tata, S., Krishnamurthy, M., Rahul, S. V., Hazra, D., Pourmoussavi, P., Osterhoff, J., Hah, J., Bourgeois, N., Thornton, C., & 11 othersGregory, C. D., Hooker, C. J., Chekhlov, O., Hawkes, S. J., Parry, B., Marshall, V. A., Tang, Y., Springate, E., Rajeev, P. P., Thomas, A. G. R. & Symes, D. R., 13 Jun 2018, (E-pub ahead of print) In: Applied Physics Letters. 112, 24, 244101.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2017

  Characterization of electrostatic shock in laser-produced optically-thin plasma flows using optical diagnostics

  Morita, T., Sakawa, Y., Kuramitsu, Y., Dono, S., Aoki, H., Tanji, H., Waugh, J. N., Gregory, C. D., Koenig, M., Woolsey, N. C. & Takabe, H., 27 Jun 2017, (E-pub ahead of print) In: Physics of Plasmas. 24, 7, p. 1-8 8 p., 072701.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Excitation and Control of Plasma Wakefields by Multiple Laser Pulses

  Cowley, J., Thornton, C., Arran, C., Shalloo, R. J., Corner, L., Cheung, G., Gregory, C. D., Mangles, S. P. D., Matlis, N. H., Symes, D. R., Walczak, R. & Hooker, S. M., 27 Jul 2017, In: Physical Review Letters. 119, 4, 044802.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Using X-ray spectroscopy of relativistic laser plasma interaction to reveal parametric decay instabilities: A modeling tool for astrophysics

  Oks, E., Dalimier, E., Faenov, A. Y., Angelo, P., Pikuz, S. A., Tubman, E., Butler, N. M. H., Dance, R. J., Pikuz, T. A., Skobelev, I. Y., Alkhimova, M. A., Booth, N., Green, J., Gregory, C., Andreev, A., Zhidkov, A., Kodama, R., McKenna, P. & Woolsey, N., 6 Feb 2017, In: Optics Express. 25, 3, p. 1958-1972 15 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• X-ray spectroscopy of super-intense laser-produced plasmas for the study of nonlinear processes. Comparison with PIC simulations

  Dalimier, E., Ya Faenov, A., Oks, E., Angelo, P., Pikuz, T. A., Fukuda, Y., Andreev, A., Koga, J., Sakaki, H., Kotaki, H., Pirozhkov, A., Hayashi, Y., Skobelev, I. Y., Pikuz, S. A., Kawachi, T., Kando, M., Kondo, K., Zhidkov, A., Tubman, E., Butler, N. M. H., & 8 othersDance, R. J., Alkhimova, M. A., Booth, N., Green, J., Gregory, C., McKenna, P., Woolsey, N. & Kodama, R., 30 Mar 2017, In: Journal of Physics: Conference Series. 810, 1, 7 p., 012004.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2016

  Evidence of high-n hollow-ion emission from Si ions pumped by ultraintense x-rays from relativistic laser plasma

  Colgan, J., Faenov, A. Y., Pikuz, S. A., Tubman, E., Butler, N. M. H., Abdallah, J., Dance, R. J., Pikuz, T. A., Skobelev, I. Y., Alkhimova, M. A., Booth, N., Green, J., Gregory, C., Andreev, A., Lötzsch, R., Uschmann, I., Zhidkov, A., Kodama, R., McKenna, P. & Woolsey, N., 26 May 2016, In: EPL. 114, 3, 6 p., 35001.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• Model experiment of magnetic field amplification in laser-produced plasmas via the Richtmyer-Meshkov instability

  Kuramitsu, Y., Ohnishi, N., Sakawa, Y., Morita, T., Tanji, H., Ide, T., Nishio, K., Gregory, C. D., Waugh, J. N., Booth, N., Heathcote, R., Murphy, C., Gregori, G., Smallcombe, J., Barton, C., Dizière, A., Koenig, M., Woolsey, N., Matsumoto, Y., Mizuta, A., & 5 othersSugiyama, T., Matsukiyo, S., Moritaka, T., Sano, T. & Takabe, H., 30 Mar 2016, In: Physics of Plasmas. 23, 3, 6 p., 032126.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• TIME EVOLUTION of KELVIN-HELMHOLTZ VORTICES ASSOCIATED with COLLISIONLESS SHOCKS in LASER-PRODUCED PLASMAS

  Kuramitsu, Y., Mizuta, A., Sakawa, Y., Tanji, H., Ide, T., Sano, T., Koenig, M., Ravasio, A., Pelka, A., Takabe, H., Gregory, C. D., Woolsey, N., Moritaka, T., Matsukiyo, S., Matsumoto, Y. & Ohnishi, N., 7 Sept 2016, In: Astrophysical journal. 828, 2, 10 p., 93.

  Research output: Contribution to journal › Article › peer-review

  Open Access

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• 2014

  Experiments to investigate the effects of radiative cooling on plasma jet collimation

  Gregory, C. D., Dizière, A., Aoki, H., Tanji, H., Ide, T., Falize, T., Loupias, B., Michaut, C., Morita, T., Pikuz, S. A., Ravasio, A., Kuramitsu, Y., Sakawa, Y., Takabe, H., Woolsey, N. C. & Koenig, M., 1 Jun 2014, In: HIGH ENERGY DENSITY PHYSICS. 11, p. 12-16 5 p.

  Research output: Contribution to journal › Article › peer-review
• 2013

  Interaction of high Mach-number shocks in laser-produced plasmas

  Morita, T., Sakawa, Y., Kuramitsu, Y., Takabe, H., Dono, S., Tanji, H., Ide, T., Tsubouchi, K., Aoki, H., Nishio, K., Ide, H., Gregory, C. D., Waugh, J. N., Woolsey, N., Diziére, A. & Koenig, M., 1 Mar 2013, In: HIGH ENERGY DENSITY PHYSICS. 9, 1, p. 187-191

  Research output: Contribution to journal › Article › peer-review

• Laboratory experiments on plasma jets in a magnetic field using high-power lasers

  Nishio, K., Sakawa, Y., Kuramitsu, Y., Morita, T., Ide, T., Kuwada, M., Koga, M., Kato, T., Norimatsu, T., Gregory, C., Woolsey, N., Murphy, C., Gregori, G., Schaar, K., Diziere, A., Koenig, M., Pelka, A., Wang, S., Dong, Q., Li, Y., & 1 othersTakabe, H., 1 Dec 2013, EPJ Web of Conferences. Vol. 59. 15005

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Long time evolution of collisionless shocks in laser produced counterstreaming plasmas

  Kuramitsu, Y., Sakawa, Y., Morita, T., Takabe, H., Gregory, C. D., Koenig, M., Waugh, J. N. & Woolsey, N., 1 Mar 2013, In: HIGH ENERGY DENSITY PHYSICS. 9, 1, p. 222-225

  Research output: Contribution to journal › Article › peer-review
• 2012

  Generation of scaled protogalactic seed magnetic fields in laser-produced shock waves

  Gregori, G., Murphy, C. D., Schaar, K., Baird, A., Bell, A. R., Edwards, M., Lau, W., Mithen, J., Reville, B., Yang, S., Bingham, R., Robinson, A. P. L., Ravasio, A., Benuzzi-Mounaix, A., Koenig, M., Constantin, C., Everson, E. T., Niemann, C., Drake, R. P., Gregory, C. D., & 7 othersWoolsey, N. C., Kuramitsu, Y., Sakawa, Y., Park, H-S., Remington, B. A., Ryutov, D. D. & Miniati, F., 26 Jan 2012, In: Nature. 481, 7382, p. 480-483 4 p.

  Research output: Contribution to journal › Article › peer-review

• Kelvin-Helmholtz turbulence associated with collisionless shocks in laser produced plasmas

  Kuramitsu, Y., Sakawa, Y., Dono, S., Gregory, C. D., Pikuz, S. A., Loupias, B., Koenig, M., Waugh, J. N., Woolsey, N., Morita, T., Moritaka, T., Sano, T., Matsumoto, Y., Mizuta, A., Ohnishi, N. & Takabe, H., 11 May 2012, In: Physical Review Letters. 108, 19, 5 p., 195004.

  Research output: Contribution to journal › Article › peer-review

• Laboratory investigations on the origins of cosmic rays

  Kuramitsu, Y., Sakawa, Y., Morita, T., Mima, K., Azechi, H., Moritaka, T., Sano, T., Takabe, H., Ide, T., Tanji, H., Dono, S., Nakanii, N., Kodama, R., Tanaka, K. A., Nishio, K., Aoki, H., Gregory, C. D., Waugh, J. N., Woolsey, N., Dizière, A., & 19 othersPelka, A., Ravasio, A., Loupias, B., Koenig, M., Pikuz, S. A., Li, Y. T., Zhang, Y., Liu, X., Zhong, J. Y., Zhang, J., Gregori, G., Kondo, K., Mori, Y., Kitagawa, Y., Miura, E., Matsumoto, Y., Mizuta, A., Ohnishi, N. & Hoshino, M., 1 Dec 2012, In: Plasma Physics and Controlled Fusion. 54, 12, 124049.

  Research output: Contribution to journal › Article › peer-review

• Optical pyrometer system for collisionless shock experiments in high-power laser-produced plasmas

  Morita, T., Sakawa, Y., Kuramitsu, Y., Sano, T., Takabe, H., Dono, S., Ide, T., Tanji, H., Shiroshita, A., Shibata, S., Aoki, H., Waugh, J. N., Woolsey, N. C. & Gregory, C. D., 1 Oct 2012, In: Review of Scientific Instruments. 83, 10, p. - 3 p., 10D514.

  Research output: Contribution to journal › Article › peer-review
• 2011

  Collisionless shockwave generation in counter-streaming plasmas using Gekko XII HIPER laser

  Ide, T., Tanji, H., Sakawa, Y., Kuramitsu, Y., Kato, T., Takabe, H., Morita, T., Nishio, K., Ohnishi, N., Gregory, C. D., Woolsey, N., Diziere, A., Koenig, M., Wang, S., Dong, Q. & Li, Y., 1 Jan 2011, In: Plasma and Fusion Research. 6, 1 SPECIAL ISSUE

  Research output: Contribution to journal › Article › peer-review

• Formation of density inhomogeneity in laser produced plasmas for a test bed of magnetic field amplification in supernova remnants

  Kuramitsu, Y., Sakawa, Y., Sano, T., Takabe, H., Morita, T., Aoki, H., Dono, S., Tanji, H., Ide, T., Gregory, C. D., Koenig, M., Waugh, J. N., Woolsey, N. & Loupias, B., 1 Nov 2011, In: Astrophysics and space science. 336, 1, p. 269-272 4 p.

  Research output: Contribution to journal › Article › peer-review

• Temperature measurements of electrostatic shocks in laser-produced counter-streaming plasmas

  Morita, T., Aoki, H., Shibata, S., Takabe, H., Sakawa, Y., Kuramitsu, Y., Sano, Y., Shigemori, K., Tanji, H., Ide, T., Shiroshita, A., Ozaki, N., Kimura, T., Miyanishi, K., Kodama, R., Koenig, M., Onishi, N., Gregory, C., Diziere, A., Waugh, J. N., & 1 othersWoolsey, N., 1 Nov 2011, In: Astrophysics and space science. 336, 1, p. 283-286 4 p.

  Research output: Contribution to journal › Article › peer-review

• The scalability of the accretion column in magnetic cataclysmic variables: The POLAR project

  Falize, É., Loupias, B., Leidinger, J-P., Michaut, C., Cavet, C., Ravasio, A., Gregory, C. D., Dizière, A., Koenig, M., Barroso, P., Ribeyre, X., Breil, J., Takabe, H., Sakawa, Y., Kuramitsu, Y., Morita, T., Woolsey, N. C., Nazarov, W. & Pikuz, S., 1 Nov 2011, In: Astrophysics and space science. 336, 1, p. 81-85 5 p.

  Research output: Contribution to journal › Article › peer-review
• 2009

  Astrophysical Jet Experiment

  Loupias, B., Michaut, C., Gregory, C. D., Falize, E., Waugh, J., Seiichi, D., Pikuz, S., Kuramitsu, Y., Ravasio, A., Bouquet, S., Nazarov, W., Sakawa, Y., Woolsey, N. & Koenig, M., 1 Jan 2009, Astrophysics and Space Science Proceedings. 9783642005756 ed. Springer, p. 567-569 3 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter
• 2007

  Electric field measurements in picosecond laser-produced plasma via X-ray spectroscopy

  Woolsey, N. C., Howe, J., Chambers, D. M., Courtois, C., Förster, E., Gregory, C. D., Hall, I. M., Renner, O. & Uschmann, I., 1 May 2007, In: HIGH ENERGY DENSITY PHYSICS. 3, 1-2, p. 292-296 5 p.

  Research output: Contribution to journal › Article › peer-review

• Radiative shocks and plasma jets as laboratory astrophysics experiments

  Koenig, M., Loupias, B., Vinci, T., Ozaki, N., Benuzzi-Mounaix, A., Rabec Le Goahec, M., Falize, E., Bouquet, S., Michaut, C., Herpe, G., Baroso, P., Nazarov, W., Aglitskiy, Y., Faenov, A. Y., Pikuz, T., Courtois, C., Woolsey, N. C., Gregory, C. D., Howe, J., Schiavi, A., & 1 othersAtzeni, S., 1 Dec 2007, Atomic Processes in Plasmas - 15th International Conference on Atomic Processes in Plasmas, APiP. Vol. 926. p. 110-119 10 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
• 2006

  Aluminium He-β high-resolution spectroscopy and the observation of high field processes

  Woolsey, N. C., Courtois, C., Förster, E., Gregory, C. D., Hall, I. M., Howe, J., Renner, O. & Uschmann, I., 1 Dec 2006, SPECTRAL LINE SHAPES: 18th International Conference on Spectral Line Shapes. Vol. 874. p. 76-86 11 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Fast electron transport measurements on the vulcan PW laser facility

  Norreys, P. A., Lancaster, K. L., Green, J. S., Gregory, C. D., Akli, K. U., Hey, D. S., Davies, J. R., Beg, F. N., Chen, S., Clark, D., Heathcote, R., Freeman, R. R., Habara, H., Highbarger, K., Key, M. H., Kodama, R., Krushelnick, K., Nakamura, H., Nakatsutsumi, M., Patel, N., & 11 othersPerez, F., Simpson, P., Stoeckl, C., Storm, M., Tampo, M., Theobald, W., Weber, R., Wei, M. S., Van Woerkom, L., Woolsey, N. & Zepf, M., 1 Dec 2006, 33rd EPS Conference on Plasma Physics 2006, EPS 2006 - Europhysics Conference Abstracts. Vol. 1. p. 237-240 4 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• 2005

  Periodic features modifying the Heβ line profile from an aluminium plasma

  Howe, J., Courtois, C., Förster, E., Gregory, C. D., Hall, I. M., Renner, O., Uschmann, I. & Woolsey, N. C., 1 Dec 2005, 32nd EPS Conference on Plasma Physics 2005, EPS 2005, Held with the 8th International Workshop on Fast Ignition of Fusion Targets - Europhysics Conference Abstracts. Vol. 2. p. 818-821 4 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution