Search Results - "Williams, P. h."

Attosecond-Angstrom free-electron-laser towards the cold beam limit by Habib, A. F., Manahan, G. G., Scherkl, P., Heinemann, T., Sutherland, A., Altuiri, R., Alotaibi, B. M., Litos, M., Cary, J., Raubenheimer, T., Hemsing, E., Hogan, M. J., Rosenzweig, J. B., Williams, P. H., McNeil, B. W. J., Hidding, B.

“…Electron beam quality is paramount for X-ray pulse production in free-electron-lasers (FELs). State-of-the-art linear accelerators (linacs) can deliver…”
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Combining Equity and Utilitarianism in a Mathematical Programming Model by Hooker, J. N., Williams, H. P.

“…We discuss the problem of combining the conflicting objectives of equity and utilitarianism, for social policy making, in a single mathematical programming…”
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Experimental evidence of intrabeam scattering in a free-electron laser driver by Di Mitri, S, Perosa, G, Brynes, A, Setija, I, Spampinati, S, Williams, P H, Wolski, A, Allaria, E, Brussaard, S, Giannessi, L, Penco, G, Rebernik, P R, Trovò, M

“…The effect of multiple small-angle Coulomb scattering, or intrabeam scattering (IBS) is routinely observed in electron storage rings over the typical damping…”
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Transverse phase space tomography in an accelerator test facility using image compression and machine learning by Wolski, A., Johnson, M. A., King, M., Militsyn, B. L., Williams, P. H.

“…We describe a novel technique, based on image compression and machine learning, for transverse phase space tomography in two degrees of freedom in an…”
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Addendum: Experimental evidence of intrabeam scattering in a free-electron laser driver (2020 New J. Phys. 22 083053) by Di Mitri, S, Perosa, G, Brynes, A, Setija, I, Spampinati, S, Williams, P H, Wolski, A, Allaria, E, Brussaard, S, Giannessi, L, Penco, G, Rebernik, P R, Trov, M

“…Abstract A conceptual inaccuracy in the calculation of energy spread induced by intrabeam scattering in the presence of linear acceleration is put in evidence…”
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Virulence of Enteropathogenic Escherichia coli, a Global Pathogen by CLARKE, S. C, HAIGH, R. D, FREESTONE, P. P. E, WILLIAMS, P. H

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Norepinephrine increases the pathogenic potential of Campylobacter jejuni by Cogan, T A, Thomas, A O, Rees, L E N, Taylor, A H, Jepson, M A, Williams, P H, Ketley, J, Humphrey, T J

“…Background:Campylobacter jejuni can cause a spectrum of diseases in humans, ranging from enteritis and diarrhoea to severe inflammation, profuse bloody…”
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Beyond the limits of 1D coherent synchrotron radiation by Brynes, A D, Smorenburg, P, Akkermans, I, Allaria, E, Badano, L, Brussaard, S, Danailov, M, Demidovich, A, De Ninno, G, Gauthier, D, Gaio, G, van der Geer, S B, Giannessi, L, de Loos, M J, Mirian, N S, Penco, G, Rebernik, P, Rossi, F, Setija, I, Spampinati, S, Spezzani, C, Trovò, M, Williams, P H, Di Mitri, S

“…An understanding of collective effects is of fundamental importance for the design and optimisation of the performance of modern accelerators. In particular,…”
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Characterisation of microbunching instability with 2D Fourier analysis by Brynes, A. D., Akkermans, I., Allaria, E., Badano, L., Brussaard, S., Ninno, G. De, Gauthier, D., Gaio, G., Giannessi, L., Mirian, N. S., Penco, G., Perosa, G., Rebernik, P., Setija, I., Spampinati, S., Spezzani, C., Trovò, M., Veronese, M., Williams, P. H., Wolski, A., Mitri, S. Di

“…The optimal performance of high-brightness free-electron lasers (FELs) is limited by the microbunching instability, which can cause variations in both the…”
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Representing biodiversity: data and procedures for identifying priority areas for conservation by Margules, C R, Pressey, R L, Williams, P H

“…Biodiversity priority areas together should represent the biodiversity of the region they are situated in. To achieve this, biodiversity has to be measured,…”
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Implications of beam filling patterns on the design of recirculating energy recovery linacs by Setiniyaz, S., Apsimon, R., Williams, P. H.

“…Recirculating energy recovery linacs are a promising technology for delivering high power particle beams (∼GW) while only requiring low power (∼kW) rf sources…”
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Filling pattern dependence of regenerative beam breakup instability in energy recovery linacs by Setiniyaz, S., Apsimon, R., Williams, P. H.

“…Beam breakup instability is a potential issue for all particle accelerators and is often the limiting factor for the maximum beam current that can be achieved…”
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Effects of chronic caffeine exposure during adolescence and subsequent acute caffeine challenge during adulthood on rat brain serotonergic systems by Arnold, M.R., Williams, P.H., McArthur, J.A., Archuleta, A.R., O'Neill, C.E., Hassell, J.E., Smith, D.G., Bachtell, R.K., Lowry, C.A.

“…Caffeine is the most commonly used drug in the world. However, animal studies suggest that chronic consumption of caffeine during adolescence can result in…”
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Catecholate receptor proteins in Salmonella enterica: role in virulence and implications for vaccine development by Williams, P.H., Rabsch, W., Methner, U., Voigt, W., Tschäpe, H., Reissbrodt, R.

“…Three outer membrane proteins of Salmonella enterica serovar Typhimurium function as catecholate siderophore receptors. IroN promotes uptake of enterobactin,…”
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X -band linac design by Sullivan, M. S., Jones, R. M., Cowie, L. S., Brynes, A. D., Williams, P. H., Yokoya, K.

“…In order to explore physics in the EUV to soft x-ray region, we have designed a machine which is capable of accelerating a∼250pCelectron bunch to an energy…”
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Beam dynamics driven design of powerful energy recovery linac for experiments by Bogacz, S. A., André, K. D. J., Brüning, O., Holzer, B. J., Hounsell, B. R., Klein, M., Militsyn, B. L., Williams, P. H., Segurana, G. Pérez, Bailey, I., Apsimon, R., Setiniyaz, S., Abukeshek, R., Barbagallo, C., Abdillah, M. Ben, Bruni, C., Duchesne, P., Duthil, P., Fomin, A., Guyot, C., Kaabi, W., Michaud, J., Olry, G., Perrot, L., Reynet, D., Roux, R., Stocchi, A., Wurth, S., Abualrob, H., Baylac, M., Bouly, F., Jacquot, B.

“…Powerful ERL for experiments (PERLE) is a novel energy recovery linac (ERL) test facility [1], designed to validate choices for a 50 GeV ERL foreseen in the…”
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Role of Receptor Proteins for Enterobactin and 2,3-Dihydroxybenzoylserine in Virulence of Salmonella enterica by RABSCH, W, METHNER, U, VOIGT, W, TSCHÄPE, H, REISSBRODT, R, WILLIAMS, P. H

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Microbunching instability characterization via temporally modulated laser pulses by Brynes, A. D., Akkermans, I., Allaria, E., Badano, L., Brussaard, S., Danailov, M., Demidovich, A., De Ninno, G., Giannessi, L., Mirian, N. S., Penco, G., Perosa, G., Ribič, P. Rebernik, Roussel, E., Setija, I., Smorenburg, P., Spampinati, S., Spezzani, C., Trovò, M., Williams, P. H., Wolski, A., Di Mitri, S.

“…High-brightness electron bunches, such as those generated and accelerated in free-electron lasers (FELs), can develop small-scale structure in the longitudinal…”
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Resuscitation of Salmonella enterica Serovar Typhimurium and Enterohemorrhagic Escherichia coli from the Viable but Nonculturable State by Heat-Stable Enterobacterial Autoinducer by Reissbrodt, R., Rienaecker, I., Romanova, J. M., Freestone, P. P. E., Haigh, R. D., Lyte, M., Tschäpe, H., Williams, P. H.

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Longitudinal transport measurements in an energy recovery accelerator with triple bend achromat arcs by Jackson, F., Angal-Kalinin, D., Saveliev, Y. M., Williams, P. H., Wolski, A.

“…Longitudinal properties of electron bunches (energy spread and bunch length) and their manipulation are of importance in free electron lasers (FELs), where…”
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