Items where Author is "Schumaker, W."

Journal Article

Behm, K. and Hussein, A. and Zhao, T.Z. and Dann, S. and Hou, B.X. and Yanovsky, V. and Nees, J. and Maksimchuk, A. and Schumaker, W. and Thomas, A.G.R. and Krushelnick, K. (2019) Measurements of electron beam ring structures from laser wakefield accelerators. Plasma Physics and Controlled Fusion, 61 (6): 065012. ISSN 0741-3335

Warwick, J.R. and Alejo, A. and Dzelzainis, T. and Schumaker, W. and Doria, D. and Romagnani, L. and Poder, K. and Cole, J.M. and Yeung, M. and Krushelnick, K. and Mangles, S.P.D. and Najmudin, Z. and Samarin, G.M. and Symes, D. and Thomas, A.G.R. and Borghesi, M. and Sarri, G. (2018) General features of experiments on the dynamics of laser-driven electron–positron beams. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 909. pp. 95-101. ISSN 0168-9002

Warwick, J. and Dzelzainis, T. and Dieckmann, M. E. and Schumaker, W. and Doria, D. and Romagnani, L. and Poder, K. and Cole, J. M. and Alejo, A. and Yeung, M. and Krushelnick, K. and Mangles, S. P. D. and Najmudin, Z. and Reville, B. and Samarin, G. M. and Symes, D. D. and Thomas, A. G. R. and Borghesi, M. and Sarri, G. (2017) Experimental Observation of a Current-Driven Instability in a Neutral Electron-Positron Beam. Physical review letters, 119 (18): 185002. ISSN 0031-9007

Sarri, G. and Warwick, J. and Schumaker, W. and Poder, K. and Cole, J. and Doria, D. and Dzelzainis, T. and Krushelnick, K. and Kuschel, S. and Mangles, S. P. D. and Najmudin, Z. and Romagnani, L. and Samarin, G. M. and Symes, D. and Thomas, A. G. R. and Yeung, M. and Zepf, M. (2017) Spectral and spatial characterisation of laser-driven positron beams. Plasma Physics and Controlled Fusion, 59 (1): 014015. ISSN 0741-3335

Sarri, G. and Poder, K. and Cole, J. M. and Schumaker, W. and Di Piazza, A. and Reville, B. and Dzelzainis, T. and Doria, D. and Gizzi, L. A. and Grittani, G. and Kar, S. and Keitel, C. H. and Krushelnick, K. and Kuschel, S. and Mangles, S. P. D. and Najmudin, Z. and Shukla, N. and Silva, L. O. and Symes, D. and Thomas, A. G. R. and Vargas, M. and Vieira, J. and Zepf, M. (2015) Generation of neutral and high-density electron-positron pair plasmas in the laboratory. Nature Communications, 6: 6747. ISSN 2041-1723

Sarri, G. and Corvan, D. J. and Schumaker, W. and Cole, J. M. and Di Piazza, A. and Ahmed, H. and Harvey, C. and Keitel, C. H. and Krushelnick, K. and Mangles, S. P. D. and Najmudin, Z. and Symes, D. and Thomas, A. G. R. and Yeung, M. and Zhao, Z. and Zepf, M. (2014) Ultrahigh Brilliance Multi-MeV gamma-Ray Beams from Nonlinear Relativistic Thomson Scattering. Physical review letters, 113 (22): 224801. ISSN 0031-9007

Schumaker, W. and Sarri, G. and Vargas, M. and Zhao, Z. and Behm, K. and Chvykov, V. and Dromey, B. and Hou, B. and Maksimchuk, A. and Nees, J. and Yanovsky, V. and Zepf, M. and Thomas, A. G. R. and Krushelnick, K. (2014) Measurements of high-energy radiation generation from laser-wakefield accelerated electron beams. Physics of Plasmas, 21 (5): 056704. ISSN 1070-664X

Vargas, M. and Schumaker, W. and He, Z-H and Zhao, Z. and Behm, K. and Chvykov, V. and Hou, B. and Krushelnick, K. and Maksimchuk, A. and Yanovsky, V. and Thomas, A. G. R. (2014) Improvements to laser wakefield accelerated electron beam stability, divergence, and energy spread using three-dimensional printed two-stage gas cell targets. Applied Physics Letters, 104 (17): 174103. ISSN 0003-6951

Sarri, G. and Schumaker, W. and Di Piazza, A. and Poder, K. and Cole, J. M. and Vargas, M. and Doria, D. and Kushel, S. and Dromey, B. and Grittani, G. and Gizzi, L. and Dieckmann, M. E. and Green, A. and Chvykov, V. and Maksimchuk, A. and Yanovsky, V. and He, Z. H. and Hou, B. X. and Nees, J. A. and Kar, S. and Najmudin, Z. and Thomas, A. G. R. and Keitel, C. H. and Krushelnick, K. and Zepf, M. (2013) Laser-driven generation of collimated ultra-relativistic positron beams. Plasma Physics and Controlled Fusion, 55 (12): 124017. ISSN 0741-3335

Sarri, G. and Schumaker, W. and Di Piazza, A. and Vargas, M. and Dromey, B. and Dieckmann, M. E. and Chvykov, V. and Maksimchuk, A. and Yanovsky, V. and He, Z. H. and Hou, B. X. and Nees, J. A. and Thomas, A. G. R. and Keitel, C. H. and Zepf, M. and Krushelnick, K. (2013) Table-Top Laser-Based Source of Femtosecond, Collimated, Ultrarelativistic Positron Beams. Physical review letters, 110 (25): 255002. ISSN 0031-9007

Sarri, G. and Schumaker, W. and Di Piazza, A. and Vargas, M. and Dromey, B. and Dieckmann, M. E. and Chvykov, V. and Maksimchuk, A. and Yanovsky, V. and He, Z. -H. and Hou, B. X. and Nees, John A. and Thomas, Alexander George Roy and Keitel, C. H. and Zepf, M. and Krushelnick, Karl (2013) A table-top laser-based source of short, collimated, ultra-relativistic positron beams. Proceedings of SPIE, 8779. ISSN 0277-786X

Schumaker, W. and Nakanii, N. and McGuffey, C. and Zulick, C. and Chyvkov, V. and Dollar, F. and Habara, H. and Kalintchenko, G. and Maksimchuk, A. and Tanaka, K. A. and Thomas, A. G. R. and Yanovsky, V. and Krushelnick, K. (2013) Ultrafast Electron Radiography of Magnetic Fields in High-Intensity Laser-Solid Interactions. Physical review letters, 110 (1): 015003. ISSN 0031-9007

Vargas, M. and Schumaker, W. and Cummings, P. and Chvykov, V. and Yanovsky, V. and Maksimchuk, A. and Krushelnick, Karl and Thomas, Alexander George Roy (2012) Laser seeded electron beam filamentation in high intensity laser wakefield acceleration. AIP Conference Proceedings, 1507 (1). pp. 336-340. ISSN 0094-243X

Jolly, S. W. and He, Z. and McGuffey, C. and Schumaker, W. and Krushelnick, K. and Thomas, A. G. R. (2012) Stereolithography based method of creating custom gas density profile targets for high intensity laser-plasma experiments. Review of Scientific Instruments, 83 (7): 073503. ISSN 0034-6748

McGuffey, C. and Matsuoka, T. and Kneip, S. and Schumaker, W. and Dollar, F. and Zulick, C. and Chvykov, V. and Kalintchenko, G. and Yanovsky, V. and Maksimchuk, A. and Thomas, A. G. R. and Krushelnick, K. and Najmudin, Z. (2012) Experimental laser wakefield acceleration scalings exceeding 100 TW. Physics of Plasmas, 19 (6): 063113. ISSN 1070-664X

Kneip, S. and McGuffey, C. and Martins, J. L. and Bloom, M. S. and Chvykov, V. and Dollar, F. and Fonseca, R. and Jolly, S. and Kalintchenko, G. and Krushelnick, K. and Maksimchuk, A. and Mangles, S. P. D. and Najmudin, Z. and Palmer, C. A. J. and Phuoc, K. Ta and Schumaker, W. and Silva, L. O. and Vieira, J. and Yanovsky, V. and Thomas, A. G. R. (2012) Characterization of transverse beam emittance of electrons from a laser-plasma wakefield accelerator in the bubble regime using betatron x-ray radiation. Physical Review Special Topics: Accelerators and Beams, 15 (2): 021302. ISSN 1098-4402

Kneip, S. and McGuffey, C. and Dollar, F. and Bloom, M. S. and Chvykov, V. and Kalintchenko, G. and Krushelnick, K. and Maksimchuk, A. and Mangles, S. P. D. and Matsuoka, T. and Najmudin, Z. and Palmer, C. A. J. and Schreiber, J. and Schumaker, W. and Thomas, A. G. R. and Yanovsky, V. (2011) X-ray phase contrast imaging of biological specimens with femtosecond pulses of betatron radiation from a compact laser plasma wakefield accelerator. Applied Physics Letters, 99 (9): 093701. ISSN 0003-6951

McGuffey, C. and Schumaker, W. and Kneip, Stefan and Matsuoka, T. and Bychenkov, Valery Yu. and Glazyrin, I. V. and Karpeev, A. V. and Dollar, F. J. and Chvykov, Vladimir and Kalintchenko, Galina and Yanovsky, Victor and Thomas, Alexander George Roy and Maksimchuk, Anatoly and Krushelnick, Karl (2010) Effects of ionization in a laser Wakefield accelerator. AIP Conference Proceedings, 1299. pp. 144-149. ISSN 0094-243X

McGuffey, C. and Thomas, A. G. R. and Schumaker, W. and Matsuoka, T. and Chvykov, V. and Dollar, F. J. and Kalintchenko, G. and Yanovsky, V. and Maksimchuk, A. and Krushelnick, K. and Bychenkov, V. Yu. and Glazyrin, I. V. and Karpeev, A. V. (2010) Ionization Induced Trapping in a Laser Wakefield Accelerator. Physical review letters, 104 (2): 025004. ISSN 0031-9007