Trosolwg
Mae Dr Christopher Baker yn aelod o’r Adran Ffiseg ym Mhrifysgol Abertawe.
Dr Christopher Baker
Uwch-swyddog Ymchwil,
Physics
514
Pumed Llawr
Adeilad Vivian
Campws Singleton
Pumed Llawr
Adeilad Vivian
Campws Singleton
Dolenni Ymchwil
Cyhoeddiadau
Uchafbwyntiau Ymchwil
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Baker, C., Isaac, A., Edwards, D., Evans, H., Clayton, R., van der Werf, D., & Charlton, M. (2020). Investigation of buffer gas trapping of positrons. Journal of Physics B: Atomic, Molecular and Optical Physics, 53(18), 185201
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Baker, C., Werf, D., Beddows, D., Watkeys, P., Isaac, C., Kerrigan, S., Charlton, M., Telle, H., Telle, H., Charlton, M., van der Werf, D., Baker, C., & Isaac, A. (2008). Weakly bound positron–electron pairs in a strong magnetic field. Journal of Physics B: Atomic, Molecular and Optical Physics, 41(24)
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Werf, D., Baker, C., Beddows, D., Watkeys, P., Isaac, C., Kerrigan, S., Charlton, M., Telle, H., Telle, H., Charlton, M., van der Werf, D., Baker, C., & Isaac, A. (2010). Magnetised positronium. Journal of Physics: Conference Series, 199
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Isaac, C., Baker, C., Mortensen, T., Werf, D., Charlton, M., Charlton, M., van der Werf, D., Baker, C., & Isaac, A. (2011). Compression of Positron Clouds in the Independent Particle Regime. Physical Review Letters, 107(3)
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Werf, D., Isaac, C., Baker, C., Mortensen, T., Kerrigan, S., Charlton, M., Charlton, M., van der Werf, D., Baker, C., & Isaac, A. (2012). The behaviour of positron clouds in the single-particle regime under the influence of rotating wall electric fields. New Journal of Physics, 14(7), 075022
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Ahmadi, M., Alves, B., Baker, C., Bertsche, W., Capra, A., Carruth, C., Cesar, C., Charlton, M., Cohen, S., Collister, R., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Hangst, J., Hardy, W...., & Charlton, M. (2018). Enhanced Control and Reproducibility of Non-Neutral Plasmas. Physical Review Letters, 120(2)
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Ahmadi, M., Alves, B., Baker, C., Bertsche, W., Capra, A., Carruth, C., Cesar, C., Charlton, M., Cohen, S., Collister, R., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Hangst, J., Hardy, W...., & Wurtele, J. (2018). Characterization of the 1S–2S transition in antihydrogen. Nature, 557(7703), 71-75.
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Ahmadi, M., Alves, B., Baker, C., Bertsche, W., Butler, E., Capra, A., Carruth, C., Cesar, C., Charlton, M., Cohen, S., Collister, R., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Gutierrez, A...., & Eriksson, S. (2017). Observation of the hyperfine spectrum of antihydrogen. Nature, 548(7665), 66-69.
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Ahmadi, M., Alves, B., Baker, C., Bertsche, W., Butler, E., Capra, A., Carruth, C., Cesar, C., Charlton, M., Cohen, S., Collister, R., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Gutierrez, A...., & Wurtele, J. (2017). Antihydrogen accumulation for fundamental symmetry tests. Nature Communications, 8(1)
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Collaboration), ., Ahmadi, M., Alves, B., Baker, C., Bertsche, W., Capra, A., Carruth, C., Cesar, C., Charlton, M., Cohen, S., Collister, R., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Granum, P...., & Wurtele, J. (2020). Investigation of the fine structure of antihydrogen. Nature, 578(7795), 375-380.
Holl Ymchwil
Erthyglau Cylchgronau
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Baker, C., Bertsche, W., Capra, A., Cesar, C., Charlton, M., Christensen, A., Collister, R., Cridland, A., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Grandemange, P., Granum, P., Hangst, J., Hayden, M...., & Collaboration), . (2024). Measurements of Penning-Malmberg trap patch potentials and associated performance degradation. Physical Review Research, 6(1)
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Anderson, E., Baker, C., Bertsche, W., Bhatt, N., Bonomi, G., Capra, A., Carli, I., Cesar, C., Charlton, M., Christensen, A., Collister, R., Cridland, A., Quiceno, D., Eriksson, S., Evans, A., Evetts, N., Fabbri, S., Fajans, J., Ferwerda, A...., & Wurtele, J. (2023). Observation of the effect of gravity on the motion of antimatter. Nature, 621(7980), 716-722.
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Baker, C., Bertsche, W., Capra, A., Cesar, C., Charlton, M., Christensen, A., Collister, R., Mathad, A., Eriksson, S., Evans, A., Evetts, N., Fabbri, S., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Grandemange, P., Granum, P., Hangst, J...., & Jones, J. (2023). Design and performance of a novel low energy multispecies beamline for an antihydrogen experiment. Physical Review Accelerators and Beams, 26(4)
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Blumer, P., Charlton, M., Chung, M., Cladé, P., Comini, P., Crivelli, P., Dalkarov, O., Debu, P., Dodd, L., Douillet, A., Guellati, S., Hervieux, P., Hilico, L., Husson, A., Indelicato, P., Janka, G., Jonsell, S., Karr, J., Kim, B...., & Baker, C. (2022). Positron accumulation in the GBAR experiment. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 1040, 167263
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Baker, C., Bertsche, W., Capra, A., Cesar, C., Charlton, M., Cridland, A., Eriksson, S., Evans, A., Evetts, N., Fabbri, S., Fajans, J., Friesen, T., Fujiwara, M., Grandemange, P., Granum, P., Hangst, J., Hayden, M., Hodgkinson, D., Isaac, A...., & Wurtele, J. (2021). Sympathetic cooling of positrons to cryogenic temperatures for antihydrogen production. Nature Communications, 12(1)
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Baker, C., Bertsche, W., Capra, A., Carruth, C., Cesar, C., Charlton, M., Christensen, A., Collister, R., Cridland, A., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Grandemange, P., Granum, P., Hangst, J...., & Charlton, M. (2021). Laser cooling of antihydrogen atoms. Nature, 592(7852), 35-42.
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Baker, C., Isaac, A., Edwards, D., Evans, H., Clayton, R., van der Werf, D., & Charlton, M. (2020). Investigation of buffer gas trapping of positrons. Journal of Physics B: Atomic, Molecular and Optical Physics, 53(18), 185201
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Collaboration), ., Ahmadi, M., Alves, B., Baker, C., Bertsche, W., Capra, A., Carruth, C., Cesar, C., Charlton, M., Cohen, S., Collister, R., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Granum, P...., & Wurtele, J. (2020). Investigation of the fine structure of antihydrogen. Nature, 578(7795), 375-380.
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Niang, S., Charlton, M., Choi, J., Chung, M., Cladé, P., Comini, P., Crivelli, P., Crépin, P., Dalkarov, O., Debu, P., Dodd, L., Douillet, A., Froehlich, P., Gafriller, J., Guellati, S., Heinrich, J., Hervieux, P., Hilico, L., Husson, A...., & Baker, C. (2020). Accumulation of Positrons from a LINAC Based Source. Acta Physica Polonica A, 137(2), 164-166.
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Hurst, N., Danielson, J., Baker, C., Surko, C., & Baker, C. (2019). Confinement and manipulation of electron plasmas in a multicell trap. Physics of Plasmas, 26(1), 013513
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Ahmadi, M., Alves, B., Baker, C., Bertsche, W., Capra, A., Carruth, C., Cesar, C., Charlton, M., Cohen, S., Collister, R., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Hangst, J., Hardy, W...., & Wurtele, J. (2018). Observation of the 1S–2P Lyman-α transition in antihydrogen. Nature, 561(7722), 211-215.
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Ahmadi, M., Alves, B., Baker, C., Bertsche, W., Capra, A., Carruth, C., Cesar, C., Charlton, M., Cohen, S., Collister, R., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Hangst, J., Hardy, W...., & Wurtele, J. (2018). Characterization of the 1S–2S transition in antihydrogen. Nature, 557(7703), 71-75.
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Isaac, A., Baker, C., Edwards, D., Isaac, C., Telle, H., van der Werf, D., Charlton, M., & Charlton, M. (2018). Excitation of positronium: from the ground state to Rydberg levels. Journal of Physics B: Atomic, Molecular and Optical Physics, 51
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Ahmadi, M., Alves, B., Baker, C., Bertsche, W., Capra, A., Carruth, C., Cesar, C., Charlton, M., Cohen, S., Collister, R., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Hangst, J., Hardy, W...., & Charlton, M. (2018). Enhanced Control and Reproducibility of Non-Neutral Plasmas. Physical Review Letters, 120(2)
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Ahmadi, M., Alves, B., Baker, C., Bertsche, W., Butler, E., Capra, A., Carruth, C., Cesar, C., Charlton, M., Cohen, S., Collister, R., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Gutierrez, A...., & Wurtele, J. (2017). Antihydrogen accumulation for fundamental symmetry tests. Nature Communications, 8(1)
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Ahmadi, M., Alves, B., Baker, C., Bertsche, W., Butler, E., Capra, A., Carruth, C., Cesar, C., Charlton, M., Cohen, S., Collister, R., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Gutierrez, A...., & Eriksson, S. (2017). Observation of the hyperfine spectrum of antihydrogen. Nature, 548(7665), 66-69.
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Ahmadi, M., Alves, B., Baker, C., Bertsche, W., Butler, E., Capra, A., Carruth, C., Cesar, C., Charlton, M., Cohen, S., Collister, R., Eriksson, S., Evans, A., Evetts, N., Fajans, J., Friesen, T., Fujiwara, M., Gill, D., Gutierrez, A...., & Wurtele, J. (2016). Observation of the 1S–2S transition in trapped antihydrogen. Nature, 541(7638), 506-510.
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Baker, C., Danielson, J., Hurst, N., Surko, C., & Baker, C. (2015). Electron plasma dynamics during autoresonant excitation of the diocotron mode. Physics of Plasmas, 22(2), 022302
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Hurst, N., Danielson, J., Baker, C., Surko, C., & Baker, C. (2014). Electron Plasma Orbits from Competing Diocotron Drifts. Physical Review Letters, 113(2)
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Narimannezhad, A., Baker, C., Weber, M., Jennings, J., & Lynn, K. (2014). Simulation studies of the behavior of positrons in a microtrap with long aspect ratio. The European Physical Journal D, 68(11)
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Khamehchi, M., Baker, C., Weber, M., Lynn, K., & Baker, C. (2014). Feasibility of cooling positrons via conduction in conductive micro-tubes. Physics of Plasmas, 21(1), 012512
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Weber, M., Riley, B., Baker, C., Lynn, K., & Baker, C. (2013). Positron beams from small accelerators and status of a novel positron storage project. Journal of Physics: Conference Series, 443, 012081
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Werf, D., Isaac, C., Baker, C., Mortensen, T., Kerrigan, S., Charlton, M., Charlton, M., van der Werf, D., Baker, C., & Isaac, A. (2012). The behaviour of positron clouds in the single-particle regime under the influence of rotating wall electric fields. New Journal of Physics, 14(7), 075022
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Baker, C., Jennings, J., Verma, A., Xu, J., Weber, M., Lynn, K., & Baker, C. (2012). Progress toward the long time confinement of large positron numbers. The European Physical Journal D, 66(4)
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Isaac, C., Baker, C., Mortensen, T., Werf, D., Charlton, M., Charlton, M., van der Werf, D., Baker, C., & Isaac, A. (2011). Compression of Positron Clouds in the Independent Particle Regime. Physical Review Letters, 107(3)
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Werf, D., Baker, C., Beddows, D., Watkeys, P., Isaac, C., Kerrigan, S., Charlton, M., Telle, H., Telle, H., Charlton, M., van der Werf, D., Baker, C., & Isaac, A. (2010). Magnetised positronium. Journal of Physics: Conference Series, 199
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Baker, C., Werf, D., Beddows, D., Watkeys, P., Isaac, C., Kerrigan, S., Charlton, M., Telle, H., Telle, H., Charlton, M., van der Werf, D., Baker, C., & Isaac, A. (2008). Weakly bound positron–electron pairs in a strong magnetic field. Journal of Physics B: Atomic, Molecular and Optical Physics, 41(24)