All Outputs (2163)

Cosmological effects of scalar-photon couplings: dark energy and varying-α models (2014)
Journal Article
Avgoustidis, A., Martins, C., Monteiro, A., Vielzeuf, P., & Luzzi, G. (2014). Cosmological effects of scalar-photon couplings: dark energy and varying-α models. Journal of Cosmology and Astroparticle Physics, 2014(6), https://doi.org/10.1088/1475-7516/2014/06/062

We study cosmological models involving scalar fields coupled to radiation and discuss their effect on the redshift evolution of the cosmic microwave background temperature, focusing on links with varying fundamental constants and dynamical dark energ... Read More about Cosmological effects of scalar-photon couplings: dark energy and varying-α models.

Herschel-ATLAS/GAMA: SDSS cross-correlation induced by weak lensing (2014)
Journal Article
Gonzalez-Nuevo, J., Lapi, A., Negrello, M., Danese, L., De Zotti, G., Amber, S., …Xia, J.-Q. (2014). Herschel-ATLAS/GAMA: SDSS cross-correlation induced by weak lensing. Monthly Notices of the Royal Astronomical Society, 442(3), https://doi.org/10.1093/mnras/stu1041

We report a highly significant (>10σ) spatial correlation between galaxies with S350 μm ≥ 30 mJy detected in the equatorial fields of the Herschel Astrophysical Terahertz Large Area Survey (H-ATLAS) with estimated redshifts ≳ 1.5, and Sloan Digital S... Read More about Herschel-ATLAS/GAMA: SDSS cross-correlation induced by weak lensing.

Bimolecular porous supramolecular networks deposited from solution on layered materials: graphite, boron nitride and molybdenum disulphide (2014)
Journal Article
Korolkov, V. V., Svatek, S. A., Allen, S., Roberts, C. J., Tendler, S. J., Taniguchi, T., …Beton, P. H. (2014). Bimolecular porous supramolecular networks deposited from solution on layered materials: graphite, boron nitride and molybdenum disulphide. Chemical Communications, 50(64), https://doi.org/10.1039/C4CC03720K

A two-dimensional porous network formed from perylene tetracarboxylic diimide (PTCDI) and melamine may be deposited from solution on the surfaces of highly oriented pyrolytic graphite (HOPG), hexagonal boron nitride (hBN) and molybdenum disulphide (... Read More about Bimolecular porous supramolecular networks deposited from solution on layered materials: graphite, boron nitride and molybdenum disulphide.

Charge transfer from an adsorbed ruthenium-based photosensitizer through an ultra-thin aluminium oxide layer and into a metallic substrate (2014)
Journal Article
Gibson, A. J., Temperton, R. H., Handrup, K., Weston, M., Mayor, L. C., & O'Shea, J. N. (2014). Charge transfer from an adsorbed ruthenium-based photosensitizer through an ultra-thin aluminium oxide layer and into a metallic substrate. Journal of Chemical Physics, 140(234708), Article 234708. https://doi.org/10.1063/1.4882867

The interaction of the dye molecule N3 (cis-bis(isothiocyanato)bis(2,2-bipyridyl-4,4′-dicarbo-xylato)-ruthenium(II)) with the ultra-thin oxide layer on a AlNi(110) substrate, has been studied using synchrotron radiation based photoelectron spectrosco... Read More about Charge transfer from an adsorbed ruthenium-based photosensitizer through an ultra-thin aluminium oxide layer and into a metallic substrate.

Electromagnetically induced transparency in an entangled medium (2014)
Journal Article
Li, W., Viscor, D., Hofferberth, S., & Lesanovsky, I. (2014). Electromagnetically induced transparency in an entangled medium. Physical Review Letters, 112(24), https://doi.org/10.1103/PhysRevLett.112.243601

We theoretically investigate light propagation and electromagnetically induced transparency (EIT) in a quasi one-dimensional gas in which atoms interact strongly via exchange interactions. We focus on the case in which the gas is initially prepared i... Read More about Electromagnetically induced transparency in an entangled medium.

Herschel-ATLAS/GAMA: how does the far-IR luminosity function depend on galaxy group properties? (2014)
Journal Article
Guo, Q., Lacey, C., Norberg, P., Cole, S., Baugh, C., Frenk, C., …Robotham, A. (2014). Herschel-ATLAS/GAMA: how does the far-IR luminosity function depend on galaxy group properties?. Monthly Notices of the Royal Astronomical Society, 442(3), 2253-2270. https://doi.org/10.1093/mnras/stu962

We use the Herschel Astrophysical Terahertz Large Area Survey (H-ATLAS) Phase I data to study the conditional luminosity function of far-IR (250 μm) selected galaxies in optically selected galaxy groups from the Galaxy And Mass Assembly (GAMA) spectr... Read More about Herschel-ATLAS/GAMA: how does the far-IR luminosity function depend on galaxy group properties?.

Functional quantitative susceptibility mapping (fQSM) (2014)
Journal Article
Balla, D. Z., Sánchez-Panchuelo, R.-M., Wharton, S. J., Hagberg, G. E., Scheffler, K., Francis, S. T., & Bowtell, R. (2014). Functional quantitative susceptibility mapping (fQSM). NeuroImage, 100, 112-124. https://doi.org/10.1016/j.neuroimage.2014.06.011

Blood oxygenation level dependent (BOLD) functional magnetic resonance imaging (fMRI) is a powerful technique, typically based on the statistical analysis of the magnitude component of the complex time-series. Here, we additionally interrogated the p... Read More about Functional quantitative susceptibility mapping (fQSM).

Tuneable paramagnetic susceptibility and exciton g-factor in Mn-doped PbS colloidal nanocrystals (2014)
Journal Article
Turyanska, L., Hill, R. J. A., Makarovsky, O., Moro, F., Knott, A. N., Larkin, O. J., …Curry, R. J. (2014). Tuneable paramagnetic susceptibility and exciton g-factor in Mn-doped PbS colloidal nanocrystals. Nanoscale, 6(15), 8919-8925. https://doi.org/10.1039/c4nr02336f

We report on PbS colloidal nanocrystals that combine within one structure solubility in physiological solvents with near-infrared photoluminescence, and magnetic and optical properties tuneable by the controlled incorporation of magnetic impurities (... Read More about Tuneable paramagnetic susceptibility and exciton g-factor in Mn-doped PbS colloidal nanocrystals.

High-frequency acousto-optic effects in Bragg reflectors (2014)
Journal Article
Farmer, D., Akimov, A. V., Gippius, N., Bailey, J., Sharp, J. S., & Kent, A. (2014). High-frequency acousto-optic effects in Bragg reflectors. Optics Express, 22(12), 15218-15231. https://doi.org/10.1364/OE.22.015218

Picosecond acoustic interferometry was used to study the acousto-optic properties of a distributed Bragg reflector (DBR) manufactured from two immiscible polymers (cellulose acetate and polyvinylcarbyzole). Picosecond strain pulses were injected into... Read More about High-frequency acousto-optic effects in Bragg reflectors.

Subhaloes gone Notts: subhaloes as tracers of the dark matter halo shape (2014)
Journal Article
Hoffmann, K., Planelles, S., Gaztanaga, E., Knebe, A., Pearce, F. R., Lux, H., …Sgro, M. A. (2014). Subhaloes gone Notts: subhaloes as tracers of the dark matter halo shape. Monthly Notices of the Royal Astronomical Society, 442(2), https://doi.org/10.1093/mnras/stu933

We study the shapes of subhalo distributions from four dark-matter-only simulations of Milky Way-type haloes. Comparing the shapes derived from the subhalo distributions at high resolution to those of the underlying dark matter fields, we find the fo... Read More about Subhaloes gone Notts: subhaloes as tracers of the dark matter halo shape.

Rapidly growing black holes and host galaxies in the distant universe from the Herschel Radio Galaxy Evolution Project (2014)
Journal Article
Drouart, G., De Breuck, C., Vernet, J., Seymour, N., Lehnert, M., Barthel, P., Bauer, F., Ibar, E., Galametz, A., Haas, M., Hatch, N., Mullaney, J., Nesvadba, N., Rocca-Volmerange, B., Röttgering, H., Stern, D., & Wylezalek, D. (2014). Rapidly growing black holes and host galaxies in the distant universe from the Herschel Radio Galaxy Evolution Project. Astronomy and Astrophysics, 566, Article A53. https://doi.org/10.1051/0004-6361/201323310

We present results from a comprehensive survey of 70 radio galaxies at redshifts 1 2.5 are higher than the sSFR of typical star forming galaxies over the same redshift range, but are similar or perhaps lower than the galaxy population for radio gala... Read More about Rapidly growing black holes and host galaxies in the distant universe from the Herschel Radio Galaxy Evolution Project.

Mechanical vibrations of magnetically levitatedviscoelastic droplets (2014)
Journal Article
Temperton, R. H., Hill, R. J., & Sharp, J. S. (2014). Mechanical vibrations of magnetically levitatedviscoelastic droplets. Soft Matter, 10(29), 5375-5379. https://doi.org/10.1039/c4sm00982g

The mechanical vibrations of magnetically levitated droplets were investigated using a simple optical deflection technique. Droplets of water and a water-based solution of poly(acrylamide-co-acrylic acid) were levitated in the bore of a superconducti... Read More about Mechanical vibrations of magnetically levitatedviscoelastic droplets.

tDCS-induced alterations in GABA concentration within primary motor cortex predict motor learning and motor memory: A 7T magnetic resonance spectroscopy study (2014)
Journal Article
Kim, S., Stephenson, M. C., Morris, P. G., & Jackson, S. R. (2014). tDCS-induced alterations in GABA concentration within primary motor cortex predict motor learning and motor memory: A 7T magnetic resonance spectroscopy study. NeuroImage, 99, 237-243. https://doi.org/10.1016/j.neuroimage.2014.05.070

Transcranial direct current stimulation (tDCS) is a non-invasive brain stimulation technique that alters cortical excitability in a polarity specific manner and has been shown to influence learning and memory. tDCS may have both on-line and after-eff... Read More about tDCS-induced alterations in GABA concentration within primary motor cortex predict motor learning and motor memory: A 7T magnetic resonance spectroscopy study.

Herschel-ATLAS: properties of dusty massive galaxies at low and high redshifts (2014)
Journal Article
Rowlands, K., Dunne, L., Dye, S., Aragón-Salamanca, A., Maddox, S., da Cunha, E., …Valiante, E. (2014). Herschel-ATLAS: properties of dusty massive galaxies at low and high redshifts. Monthly Notices of the Royal Astronomical Society, 441(2), https://doi.org/10.1093/mnras/stu510

We present a comparison of the physical properties of a rest-frame 250-μm-selected sample of massive, dusty galaxies from 0 < z < 5.3. Our sample comprises 29 high-redshift submillimetre galaxies (SMGs) from the literature and 843 dusty galaxies at z... Read More about Herschel-ATLAS: properties of dusty massive galaxies at low and high redshifts.

Sussing merger trees: the influence of the halo finder (2014)
Journal Article
Avila, S., Knebe, A., Pearce, F. R., Schneider, A., Srisawat, C., Thomas, P. A., …Tweed, D. (2014). Sussing merger trees: the influence of the halo finder. Monthly Notices of the Royal Astronomical Society, 441(4), https://doi.org/10.1093/mnras/stu799

Merger tree codes are routinely used to follow the growth and merger of dark matter haloes in simulations of cosmic structure formation. Whereas in Srisawat et. al. we compared the trees built using a wide variety of such codes, here we study the inf... Read More about Sussing merger trees: the influence of the halo finder.

A Randomized, Controlled, Double-Blind Crossover Study on the Effects of 1-L Infusions of 6% Hydroxyethyl Starch Suspended in 0.9% Saline (Voluven) and a Balanced Solution (Plasma Volume Redibag) on Blood Volume, Renal Blood Flow Velocity, and Renal Cortical Tissue Perfusion in Healthy Volunteers (2014)
Journal Article
Chowdhury, A., Fox, E., Francis, S., & Lobo, D. (2014). A Randomized, Controlled, Double-Blind Crossover Study on the Effects of 1-L Infusions of 6% Hydroxyethyl Starch Suspended in 0.9% Saline (Voluven) and a Balanced Solution (Plasma Volume Redibag) on Blood Volume, Renal Blood Flow Velocity, and Renal Cortical Tissue Perfusion in Healthy Volunteers. Annals of Surgery, 259(5), 881–887. https://doi.org/10.1097/SLA.0000000000000324

Objective: We compared the effects of intravenous administration of 6% hydroxyethyl starch (maize-derived) in 0.9% saline (Voluven; Fresenius Kabi, Runcorn, United Kingdom) and a “balanced” preparation of 6% hydroxyethyl starch (potato-derived) [Plas... Read More about A Randomized, Controlled, Double-Blind Crossover Study on the Effects of 1-L Infusions of 6% Hydroxyethyl Starch Suspended in 0.9% Saline (Voluven) and a Balanced Solution (Plasma Volume Redibag) on Blood Volume, Renal Blood Flow Velocity, and Renal Cortical Tissue Perfusion in Healthy Volunteers.

Mapping the force field of a hydrogen-bonded assembly (2014)
Journal Article
Sweetman, A., Jarvis, S. P., Sang, H., Lekkas, I., Rahe, P., Wang, Y., …Moriarty, P. (2020). Mapping the force field of a hydrogen-bonded assembly. Nature Communications, 5, Article 3931. https://doi.org/10.1038/ncomms4931

Hydrogen bonding underpins the properties of a vast array of systems spanning a wide variety of scientific fields. From the elegance of base pair interactions in DNA to the symmetry of extended supramolecular assemblies, hydrogen bonds play an essent... Read More about Mapping the force field of a hydrogen-bonded assembly.

Nuclear spin conversion of water inside fullerene cages detected by low-temperature nuclear magnetic resonance (2014)
Journal Article
Mamone, S., Concistre, M., Carignani, E., Meier, B., Krachmalnicoff, A., Johannessen, O. G., …Levitt, M. H. (2014). Nuclear spin conversion of water inside fullerene cages detected by low-temperature nuclear magnetic resonance. Journal of Chemical Physics, 140(19), https://doi.org/10.1063/1.4873343

The water-endofullerene H2O@C60 provides a unique chemical system in which freely rotating water molecules are confined inside homogeneous and symmetrical carbon cages. The spin conversion between the ortho and para species of the endohedral H2O was... Read More about Nuclear spin conversion of water inside fullerene cages detected by low-temperature nuclear magnetic resonance.

Height dependent molecular trapping in stacked cyclic porphyrin nanorings (2014)
Journal Article
Wieland, M. B., Perdigão, L. M., Kondratuk, D. V., O'Shea, J. N., Anderson, H. L., & Beton, P. H. (2014). Height dependent molecular trapping in stacked cyclic porphyrin nanorings. Chemical Communications, 50(55), 7332-7335. https://doi.org/10.1039/c4cc02629b

Stacked layers of cyclic porphyrin nanorings constitute nanoscale receptacles with variable height and diameter which preferentially adsorb sublimed molecules. Using scanning tunnelling microscopy we determine the filling capacity of these nanoring t... Read More about Height dependent molecular trapping in stacked cyclic porphyrin nanorings.

Galaxy And Mass Assembly (GAMA): the wavelength-dependent sizes and profiles of galaxies revealed by MegaMorph (2014)
Journal Article
Vulcani, B., Bamford, S. P., Häußler, B., Vika, M., Rojas, A. L., Agius, N., Baldry, I., Bauer, A., Browne, W. J., Driver, S., Graham, A. W., Kelvin, L. S., Liske, J., Loveday, J., Popescu, C. C., Robotham, A., & Tuffs, R. J. (in press). Galaxy And Mass Assembly (GAMA): the wavelength-dependent sizes and profiles of galaxies revealed by MegaMorph. Monthly Notices of the Royal Astronomical Society, 441(2), 1340-1362. https://doi.org/10.1093/mnras/stu632

We investigate the relationship between colour and structure within galaxies using a large, volume-limited sample of bright, low-redshift galaxies with optical–near-infrared imaging from the Galaxy And Mass Assembly survey. We fit single-component, w... Read More about Galaxy And Mass Assembly (GAMA): the wavelength-dependent sizes and profiles of galaxies revealed by MegaMorph.