Now showing items 461-480 of 1365

  • Fully carbon metasurface: Absorbing coating in microwaves 

    Bychanok, D; Li, S; Gorokhov, G; Piasotski, K; Meisak, D; Kuzhir, P; Burgess, EA; Gallagher, CP; Ogrin, FY; Hibbins, AP; Pasc, A; Sanchez-Sanchez, A; Fierro, V; Celzard, A (American Institute of Physics (AIP), 2017-04-28)
    The microwave-absorbing properties of a heterostructure consisting of an ordered monolayer of porous glassy carbon spheres were experimentally and theoretically investigated in the Ka-band (26–37 GHz) frequency range. The ...
  • Functional modulation and directed assembly of an enzyme through designed non-natural post-translation modification 

    Hartley, AM; Zaki, AJ; McGarrity, AR; Robert-Ansart, C; Moskalenko, AV; Jones, GF; Craciun, MF; Russo, S; Elliott, M; Macdonald, JE; Jones, DD (Royal Society of Chemistry, 2015-03-31)
    Post-translational modification (PTM) modulates and supplements protein functionality. In nature this high precision event requires specific motifs and/or associated modification machinery. To overcome the inherent complexity ...
  • Functionalised hexagonal-domain graphene for position-sensitive photodetectors 

    De Sanctis, A; Barnes, MD; Amit, I; Craciun, M; Russo (IOP Publishing, 2017-02-24)
    Graphene's unique photoresponse has been largely used in a multitude of optoelectronics applications ranging from broadband photodetectors to wave-guide modulators. In this work we extend the range of applications to ...
  • The future of medical diagnostics: review paper. 

    Jerjes, WK; Upile, T; Wong, BJ; Betz, CS; Sterenborg, HJ; Witjes, MJ; Berg, K; van Veen, R; Biel, MA; El-Naggar, AK; Mosse, CA; Olivo, M; Richards-Kortum, R; Robinson, DJ; Rosen, J; Yodh, AG; Kendall, C; Ilgner, JF; Amelink, A; Bagnato, V; Barr, H; Bolotine, L; Bigio, I; Chen, Z; Choo-Smith, L-P; D'Cruz, AK; Gillenwater, A; Leunig, A; MacRobert, AJ; McKenzie, G; Sandison, A; Soo, KC; Stepp, H; Stone, N; Svanberg, K; Tan, IB; Wilson, BC; Wolfsen, H; Hopper, C (Open Access Publishing London, 2011-08-23)
    While histopathology of excised tissue remains the gold standard for diagnosis, several new, non-invasive diagnostic techniques are being developed. They rely on physical and biochemical changes that precede and mirror ...
  • Future probabilistic hot summer years for overheating risk assessments 

    Liu, C; Kershaw, T; Eames, ME; Coley, DA (Elsevier, 2016-05-24)
    As the 2003 Paris heatwave showed, elevated temperatures in buildings can cause thousands of deaths. This makes the assessment of overheating risk a critical exercise. Unfortunately current methods of creating example ...
  • Future Science Prospects for AMI 

    Grainge, K; Alexander, P; Battye, R; Birkinshaw, M; Blain, A; Bremer, M; Bridle, S; Brown, M; Davis, R; Dickinson, C; Edge, A; Efstathiou, G; Fender, R; Hardcastle, M; Hatchell, J; Hobson, M; Jarvis, M; Maughan, B; McHardy, I; Middleton, M; Lasenby, A; Saunders, R; Savini, G; Scaife, A; Smith, G; Thompson, M; White, G; Zarb-Adami, K; Allison, J; Buckle, J; Castro-Tirado, A; Chernyakova, M; Deane, R; Feroz, F; Santos, RG; Green, D; Hannikainen, D; Heywood, I; Hurley-Walker, N; Kneissl, R; Koljonen, K; Kulkarni, S; Markoff, S; MacTavish, C; McCollough, M; Migliari, S; Miller, JM; Miller-Jones, J; Olamaie, M; Paragi, Z; Pearson, T; Pooley, G; Pottschmidt, K; Rebolo, R; Richer, J; Riley, J; Rodriguez, J; Rodriguez-Gonzalvez, C; Rushton, A; Savolainen, P; Scott, P; Shimwell, T; Tavani, M; Tomsick, J; Tudose, V; Heyden, KVD; Horst, AVD; Varlotta, A; Waldram, E; Wilms, J; Zdziarski, A; Zwart, J; Perrott, Y; Rumsey, C; Schammel, M (arXiv.org, 2012-08-17)
    The Arcminute Microkelvin Imager (AMI) is a telescope specifically designed for high sensitivity measurements of low-surface-brightness features at cm-wavelength and has unique, important capabilities. It consists of two ...
  • A gamma-ray burst at a redshift of z approximate to 8.2 

    Tanvir, N.R.; Fox, D.B.; Levan, A.J.; Berger, E.; Wiersema, K.; Fynbo, J.P.U.; Cucchiara, A.; Kruehler, T.; Gehrels, N.; Bloom, J.S.; Greiner, J.; Evans, P.A.; Rol, E.; Olivares, F.; Hjorth, J.; Jakobsson, P.; Farihi, J.; Willingale, R.; Starling, R.L.C.; Cenko, S.B.; Perley, D.; Maund, J.R.; Duke, J.; Wijers, R.A.M.J.; Adamson, A.J.; Allan, Alasdair; Bremer, M.N.; Burrows, D.N.; Castro-Tirado, A.J.; Cavanagh, B.; de Ugarte Postigo, A.; Dopita, M.A.; Fatkhullin, T.A.; Fruchter, A.S.; Foley, R.J.; Gorosabel, J.; Kennea, J.; Kerr, T.; Klose, S.; Krimm, H.A.; Komarova, V.N.; Kulkarni, S.R.; Moskvitin, A.S.; Mundell, C.G.; Naylor, Tim; Page, K.; Penprase, B.E.; Perri, M.; Podsiadlowski, P.; Roth, K.; Rutledge, R.E.; Sakamoto, T.; Schady, P.; Schmidt, B.P.; Soderberg, A.M.; Sollerman, J.; Stephens, A.W.; Stratta, G.; Ukwatta, T.N.; Watson, D.; Westra, E.; Wold, T.; Wolf, C. (Nature Publishing Group, 2009)
  • Gapless states in microwave artificial graphene (article) 

    Dautova, YN; Shytov, AV; Hooper, IR; Sambles, JR; Hibbins, AP (AIP Publishing, 2017-06-30)
    A microwave analogue of graphene comprised of cylindrical metallic rods arranged in a honeycomb array is fabricated. Dispersion curves of the bound electromagnetic eigenmodes of the system were experimentally determined ...
  • Gapless states in microwave artificial graphene (dataset) 

    Dautova, J; Shytov, A; Hooper, IR; Sambles, JR; Hibbins, AP (University of Exeter, 2017-06-30)
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  • Gas accretion on to planetary cores: Three-dimensional self-gravitating radiation hydrodynamical calculations 

    Ayliffe, Benjamin A.; Bate, Matthew R. (Oxford University Press / Royal Astronomical Society, 2009)
    We present results from three-dimensional, self-gravitating radiation hydrodynamical models of gas accretion by planetary cores. In some cases, the accretion flow is resolved down to the surface of the solid core – the ...
  • Gas distribution, kinematics, and excitation structure in the disks around the Classical Be Stars β Canis Minoris and ζ Tauri 

    Kraus, S; Monnier, JD; Che, X; Schaefer, G; Touhami, Y; Gies, DR; Aufdenberg, JP; Baron, F; Thureau, N; ten Brummelaar, TA; McAlister, HA; Turner, NH; Sturmann, J; Sturmann, L (American Astronomical Society / IOP Publishing, 2011-12-08)
    Using CHARA and VLTI near-infrared spectro-interferometry with hectometric baseline lengths (up to 330 m) and with high spectral resolution (up to λ/Δλ = 12, 000), we studied the gas distribution and kinematics around two ...
  • Gas dynamics in the inner few AU around the Herbig B[e] star MWC297: Indications of a disk wind from kinematic modeling and velocity-resolved interferometric imaging 

    Hone, E; Kraus, S; Kreplin, A; Hofmann, K-H; Weigelt, G; Harries, T; Kluska, J (EDP Sciences for European Southern Observatory (ESO), 2017-09-15)
    We present near-infrared AMBER (R = 12, 000) and CRIRES (R = 100, 000) observations of the Herbig B[e] star MWC297 in the hydrogen Br-gamma-line. Using the VLTI unit telescopes, we obtained a uv-coverage suitable for ...
  • Gemini planet imager observational calibrations V: Astrometry and distortion 

    Konopacky, QM; Thomas, SJ; MacIntosh, BA; Dillon, D; Sadakuni, N; Maire, J; Fitzgerald, M; Hinkley, S; Kalas, P; Esposito, T; Marois, C; Ingraham, PJ; Marchis, F; Perrin, MD; Graham, JR; Wang, JJ; De Rosa, RJ; Morzinski, K; Pueyo, L; Chilcote, JK; Larkin, JE; Fabrycky, D; Goodsell, SJ; Oppenheimer, BR; Patience, J; Saddlemyer, L; Sivaramakrishnan, A (Society of Photo-optical Instrumentation Engineers (SPIE), 2014-06-22)
    We present the results of both laboratory and on sky astrometric characterization of the Gemini Planet Imager (GPI). This characterization includes measurement of the pixel scale∗ of the integral field spectrograph (IFS), ...
  • General relativity in electrical engineering 

    Leonhardt, Ulf; Philbin, Thomas G. (Institute of Physics, 2006)
    In electrical engineering metamaterials have been developed that offer unprecedented control over electromagnetic fields. Here we show that general relativity lends the theoretical tools for designing devices made of such ...
  • Generalized coherent states 

    Philbin, TG (American Association of Physics Teachers, 2014)
    In the coherent state of the harmonic oscillator, the probability density is that of the ground state subjected to an oscillation along a classical trajectory. Senitzky and others pointed out that there are states of the ...
  • Generation of Propagating Spin Waves from Edges of Magnetic Nanostructures Pumped by Uniform Microwave Magnetic Field 

    Davies, CS; Kruglyak, VV (Institute of Electrical and Electronics Engineers (IEEE), 2016-01-12)
    Thin-film patterned magnetic nanostructures are widely employed within perceived magnonic device architectures to guide and/or manipulate spin waves for data processing and communication purposes. Here, using micromagnetic ...
  • Generation of propagating spin waves from regions of increased dynamic demagnetising field near magnetic antidots 

    Davies, CS; Sadovnikov, AV; Grishin, SV; Sharaevskii, YP; Nikitov, SA; Kruglyak, VV (American Institute of Physics (AIP), 2015-10-20)
    We have used Brillouin Light Scattering and micromagnetic simulations to demonstrate a point-like source of spin waves created by the inherently nonuniform internal magnetic field in the vicinity of an isolated antidot ...
  • A giant comet-like cloud of hydrogen escaping the warm Neptune-mass exoplanet GJ 436b 

    Ehrenreich, D.; Bourrier, V.; Wheatley, P.J.; Lecavelier des Etangs, A.; Hebrard, G.; Udry, S.; Bonfils, X.; Delfosse, X.; Desert, J.-M.; Sing, David K.; Vidal-Madjar, A. (Nature Publishing Group, 2015-06-25)
    Exoplanets orbiting close to their parent stars may lose some fraction of their atmospheres because of the extreme irradiation. Atmospheric mass loss primarily affects low-mass exoplanets, leading to the suggestion that ...
  • Glitter-like iridescence within the bacteroidetes especially Cellulophaga spp.: optical properties and correlation with gliding motility. 

    Kientz, B; Ducret, A; Luke, S; Vukusic, P; Mignot, T; Rosenfeld, E (Public Library of Science, 2012)
    Iridescence results from structures that generate color. Iridescence of bacterial colonies has recently been described and illustrated. The glitter-like iridescence class, created especially for a few strains of Cellulophaga ...
  • Global-scale Magnetism (and Cycles) in Dynamo Simulations of Stellar Convection Zones 

    Brown, Benjamin P.; Browning, Matthew K.; Brun, Allan Sacha; Miesch, Mark S.; Toomre, Juri (Astronomical Society of the Pacific, 2011-01)
    Young solar-type stars rotate rapidly and are very magnetically active. The magnetic fields at their surfaces likely originate in their convective envelopes where convection and rotation can drive strong dynamo action. ...