Bounding elastic photon-photon scattering at s≈1 MeV using a laser-plasma platform

Authors: R. Watt, B. Kettle, E. Gerstmayr, B. King, A. Alejo, S. Astbury, C. Baird, S. Bohlen, M. Campbell, C. Colgan, D. Dannheim, C. Gregory, H. Harsh, P. Hatfield, J. Hinojosa, D. Hollatz, Y. Katzir, J. Morton, C.D. Murphy, A. Nurnberg, J. Osterhoff, G. Pérez-Callejo, K. Põder, P.P. Rajeev, C. Roedel, F. Roeder, F.C. Salgado, G.M. Samarin, G. Sarri, A. Seidel, C. Spindloe, S. Steinke, M.J.V. Streeter, A.G.R. Thomas, C. Underwood, W. Wu, M. Zepf, S.J. Rose, S.P.D. Mangles

Source: Physics Letters B, Vol 861, Iss , Pp 139247- (2025)

Subject Terms: Physics, QC1-999

File Description: electronic resource

Relation: http://www.sciencedirect.com/science/article/pii/S0370269325000073; https://doaj.org/toc/0370-2693

Access URL: https://doaj.org/article/b0d60cb7389a4459a06c0a9a81ccdcbb

Narrow bandwidth, low-emittance positron beams from a laser-wakefield accelerator

Authors: M. J. V. Streeter, C. Colgan, J. Carderelli, Y. Ma, N. Cavanagh, E. E. Los, H. Ahmed, A. F. Antoine, T. Audet, M. D. Balcazar, L. Calvin, B. Kettle, S. P. D. Mangles, Z. Najmudin, P. P. Rajeev, D. R. Symes, A. G. R. Thomas, G. Sarri

Source: Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)

Subject Terms: Medicine, Science

File Description: electronic resource

Relation: https://doaj.org/toc/2045-2322

Access URL: https://doaj.org/article/a13e1376a1b044c5a4db49aa977d7555

Target sensitivity study of density transition-injected electrons in laser wakefield accelerators

Authors: C. C. Cobo, C. Arran, N. Bourgeois, L. Calvin, J. Carderelli, N. Cavanagh, C. Colgan, S. J. D. Dann, R. Fitzgarrald, E. Gerstmayr, B. Kettle, E. E. Los, S. P. D. Mangles, P. McKenna, Z. Najmudin, P. P. Rajeev, C. P. Ridgers, G. Sarri, M. J. V. Streeter, D. R. Symes, A. G. R. Thomas, R. Watt, C. D. Murphy

Source: Physical Review Accelerators and Beams, Vol 27, Iss 11, p 111301 (2024)

Subject Terms: Nuclear and particle physics. Atomic energy. Radioactivity, QC770-798

File Description: electronic resource

Relation: https://doaj.org/toc/2469-9888

Access URL: https://doaj.org/article/c5fbf5ae788a43acb60e14e5ecd530a7

Overview of recent results from the ST40 compact high-field spherical tokamak

Authors: S.A.M. McNamara, A. Alieva, M.S. Anastopoulos Tzanis, O. Asunta, J. Bland, H. Bohlin, P.F. Buxton, C. Colgan, A. Dnestrovskii, E. du Toit, M. Fontana, M. Gemmell, M.P. Gryaznevich, J. Hakosalo, M.R. Hardman, D. Harryman, D. Hoffman, M. Iliasova, S. Janhunen, F. Janky, J.B. Lister, H.F. Lowe, E. Maartensson, C. Marsden, S.Y. Medvedev, S.R. Mirfayzi, M. Moscheni, G. Naylor, V. Nemytov, J. Njau, T. O’Gorman, D. Osin, T. Pyragius, A. Rengle, M. Romanelli, C. Romero, M. Sertoli, V. Shevchenko, J. Sinha, A. Sladkomedova, S. Sridhar, J. Stirling, Y. Takase, P.R. Thomas, J. Varje, E. Vekshina, B. Vincent, H.V. Willett, J. Wood, E. Wooldridge, D. Zakhar, X. Zhang, D. Battaglia, N. Bertelli, P.J. Bonofiglo, L.F. Delgado-Aparicio, V.N. Duarte, N.N. Gorelenkov, M. de Haas, S.M. Kaye, R. Maingi, D. Mueller, M. Ono, M. Podesta, Y. Ren, S. Trieu, E. Delabie, T.K. Gray, B. Lomanowski, E.A. Unterberg, O. Marchuk, the ST40 Team

Source: Nuclear Fusion, Vol 64, Iss 11, p 112020 (2024)

Subject Terms: spherical tokamak, high-field, ST40, overview, Nuclear and particle physics. Atomic energy. Radioactivity, QC770-798

File Description: electronic resource

Relation: https://doaj.org/toc/0029-5515

Access URL: https://doaj.org/article/74c1c3aacfe14d3d87c1e987309777b2

Achievement of ion temperatures in excess of 100 million degrees Kelvin in the compact high-field spherical tokamak ST40

Authors: S.A.M. McNamara, O. Asunta, J. Bland, P.F. Buxton, C. Colgan, A. Dnestrovskii, M. Gemmell, M. Gryaznevich, D. Hoffman, F. Janky, J.B. Lister, H.F. Lowe, R.S. Mirfayzi, G. Naylor, V. Nemytov, J. Njau, T. Pyragius, A. Rengle, M. Romanelli, C. Romero, M. Sertoli, V. Shevchenko, J. Sinha, A. Sladkomedova, S. Sridhar, Y. Takase, P. Thomas, J. Varje, B. Vincent, H.V. Willett, J. Wood, D. Zakhar, D.J. Battaglia, S.M. Kaye, L.F. Delgado-Aparicio, R. Maingi, D. Mueller, M. Podesta, E. Delabie, B. Lomanowski, O. Marchuk, the ST40 Team

Source: Nuclear Fusion, Vol 63, Iss 5, p 054002 (2023)

Subject Terms: ST40, high-field, spherical tokamak, compact, Nuclear and particle physics. Atomic energy. Radioactivity, QC770-798

File Description: electronic resource

Relation: https://doaj.org/toc/0029-5515

Access URL: https://doaj.org/article/d2f9adc387ec4c359e381b348a5868cd

A laser–plasma platform for photon–photon physics: the two photon Breit–Wheeler process

Authors: B Kettle, D Hollatz, E Gerstmayr, G M Samarin, A Alejo, S Astbury, C Baird, S Bohlen, M Campbell, C Colgan, D Dannheim, C Gregory, H Harsh, P Hatfield, J Hinojosa, Y Katzir, J Morton, C D Murphy, A Nurnberg, J Osterhoff, G Pérez-Callejo, K Põder, P P Rajeev, C Roedel, F Roeder, F C Salgado, G Sarri, A Seidel, S Spannagel, C Spindloe, S Steinke, M J V Streeter, A G R Thomas, C Underwood, R Watt, M Zepf, S J Rose, S P D Mangles

Source: New Journal of Physics, Vol 23, Iss 11, p 115006 (2021)

Subject Terms: QED, LWFA, Breit–Wheeler, pair production, laser–plasma, photon–photon, Science, Physics, QC1-999

File Description: electronic resource

Relation: https://doaj.org/toc/1367-2630

Access URL: https://doaj.org/article/cb1933da51bf47e4bac657e324489f90

Quantitative MRI Analysis of Brain Volume Changes due to Controlled Cortical Impact.

Authors: Niall C. Colgan, Michelle M. Cronin, Oliviero L. Gobbo, Shane M. O'Mara, William T. O'Connor, Michael D. Gilchrist

Source: Journal of Neurotrauma. Jul2010, Vol. 27 Issue 7, p1265-1274. 10p.

Subject Terms: *BRAIN injuries, *MAGNETIC resonance imaging of the brain, *BRAIN abnormalities, *GLASGOW Coma Scale-Extended, *STATISTICAL significance, *LABORATORY rats, *BRAIN anatomy

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A time-of-flight powder neutron diffraction study of ternary chromium sulfides, NixCr3–xS4 (0

Authors: C. Colgan, Douglas, V. Powell, Anthony

Source: Journal of Materials Chemistry; December 1997, Vol. 7 Issue: 12 p2433-2439, 7p

Magnetic and electronic properties of lead-doped lanthanum manganate

Authors: V. Powell, Anthony, Herwig, Christian, C. Colgan, Douglas, Gavin Whittaker, A.

Source: Journal of Materials Chemistry; January 1998, Vol. 8 Issue: 1 p119-124, 6p

Cation partitioning in ternary vanadium sulfides2S4 (A=Ti, Cr, Fe, Ni)

Authors: V. Powell, Anthony, C. Colgan, Douglas, Vaqueiro, Paz

Source: Journal of Materials Chemistry; February 1999, Vol. 9 Issue: 2 p485-492, 8p