All Outputs (2196)

A multiwavelength exploration of the [C II]/IR ratio in H-ATLAS/GAMA galaxies out to z = 0.2 (2015)
Journal Article
De Zotti,  ., Lara-López, M. A., Ibar, E., Lara-Lopez, M., Herrera-Camus, R., Hopwood, R., Bauer, A., Ivison, R. J., Michałowski, M. J., Dannerbauer, H., van der Werf, P., Riechers, D., Bourne, N., Baes, M., Valtchanov, I., Dunne, L., Verma, A., Brough, S., Cooray, A., De Zotti, G., …Valiante, E. (2015). A multiwavelength exploration of the [C II]/IR ratio in H-ATLAS/GAMA galaxies out to z = 0.2. Monthly Notices of the Royal Astronomical Society, 449(3), 2498-2513. https://doi.org/10.1093/mnras/stv439

We explore the behaviour of [C ii] λ157.74 μm forbidden fine-structure line observed in a sample of 28 galaxies selected from ∼ 50 deg2 of the Herschel-Astrophysical Terahertz Large Area Survey survey. The sample is restricted to galaxies with flux d... Read More about A multiwavelength exploration of the [C II]/IR ratio in H-ATLAS/GAMA galaxies out to z = 0.2.

Shear banding in drying films of colloidal nanoparticles (2015)
Journal Article
Yang, B., Sharp, J. S., & Smith, M. I. (2015). Shear banding in drying films of colloidal nanoparticles. ACS Nano, 9(4), 4077-4084. https://doi.org/10.1021/acsnano.5b00127

Drying suspensions of colloidal nanoparticles exhibit a variety of interesting strain release mechanisms during film formation. These result in the selection of characteristic length scales during failure processes such as cracking and subsequent del... Read More about Shear banding in drying films of colloidal nanoparticles.

Enhanced Raman sideband cooling of caesium atoms in a vapour-loaded magneto-optical trap (2015)
Journal Article
Li, Y., Wu, J., Feng, G., Nute, J., Piano, S., Hackermüller, L., …Jia, S. (2015). Enhanced Raman sideband cooling of caesium atoms in a vapour-loaded magneto-optical trap. Laser Physics Letters, 12(5), Article 055501. https://doi.org/10.1088/1612-2011/12/5/055501

We report enhanced three-dimensional degenerated Raman sideband cooling (3D DRSC) of caesium (Cs) atoms in a standard single-cell vapour-loaded magneto-optical trap. Our improved scheme involves using a separate repumping laser and optimized lattice... Read More about Enhanced Raman sideband cooling of caesium atoms in a vapour-loaded magneto-optical trap.

Ferromagnetic Coulomb phase in classical spin ice (2015)
Journal Article
Powell, S. (2015). Ferromagnetic Coulomb phase in classical spin ice. Physical Review B, 91(9), Article 094431. https://doi.org/10.1103/PhysRevB.91.094431

Spin ice is a frustrated magnetic system that at low temperatures exhibits a Coulomb phase, a classical spin liquid with topological order and deconfined excitations. This work establishes the presence of a Coulomb phase with coexisting ferromagnetic... Read More about Ferromagnetic Coulomb phase in classical spin ice.

Galaxy Cluster Mass Reconstruction Project – II. Quantifying scatter and bias using contrasting mock catalogues (2015)
Journal Article
Old, L., Wojtak, R., Mamon, G. A., Skibba, R. A., Pearce, F. R., Croton, D., …Tempel, E. (2015). Galaxy Cluster Mass Reconstruction Project – II. Quantifying scatter and bias using contrasting mock catalogues. Monthly Notices of the Royal Astronomical Society, 449(2), 1897-1920. https://doi.org/10.1093/mnras/stv421

This paper is the second in a series in which we perform an extensive comparison of various galaxy-based cluster mass estimation techniques that utilize the positions, velocities and colours of galaxies. Our aim is to quantify the scatter, systematic... Read More about Galaxy Cluster Mass Reconstruction Project – II. Quantifying scatter and bias using contrasting mock catalogues.

Ellipticity weakens chameleon screening (2015)
Journal Article
Burrage, C., Copeland, E. J., & Stevenson, J. (2015). Ellipticity weakens chameleon screening. Physical Review D, D91(6), Article 065030. https://doi.org/10.1103/PhysRevD.91.065030

The chameleon mechanism enables a long-range fifth force to be screened in dense environments when nontrivial self-interactions of the field cause its mass to increase with the local density. To date, chameleon fifth forces have mainly been studied f... Read More about Ellipticity weakens chameleon screening.

Applications of Raman micro-spectroscopy to stem cell technology: label-free molecular discrimination and monitoring cell differentiation. (2015)
Journal Article
Ghita, A., Pascut, F. C., Sottile, V., Denning, C., & Notingher, I. (2015). Applications of Raman micro-spectroscopy to stem cell technology: label-free molecular discrimination and monitoring cell differentiation. EPJ Techniques and Instrumentation, 2, Article 6. https://doi.org/10.1140/epjti/s40485-015-0016-8

Stem cell therapy is widely acknowledged as a key medical technology of the 21st century which may provide treatments for many currently incurable diseases. These cells have an enormous potential for cell replacement therapies to cure diseases such a... Read More about Applications of Raman micro-spectroscopy to stem cell technology: label-free molecular discrimination and monitoring cell differentiation..

Cross-correlation between the CMB lensing potential measured by Planck and high-z submillimeter galaxies detected by the Herschel-ATLAS survey (2015)
Journal Article
Bianchini, F., Bielewicz, P., Lapi, A., Gonzalez-Nuevo, J., Baccigalupi, C., de Zotti, G., …Valiante, E. (2015). Cross-correlation between the CMB lensing potential measured by Planck and high-z submillimeter galaxies detected by the Herschel-ATLAS survey. Astrophysical Journal, 802(1), https://doi.org/10.1088/0004-637X/802/1/64

We present the first measurement of the correlation between the map of the cosmic microwave background (CMB) lensing potential derived from the Planck nominal mission data and z≥1.5 galaxies detected by the Herschel-ATLAS (H-ATLAS) survey covering... Read More about Cross-correlation between the CMB lensing potential measured by Planck and high-z submillimeter galaxies detected by the Herschel-ATLAS survey.

Probing dark energy with atom interferometry (2015)
Journal Article
Burrage, C., Copeland, E. J., & Hinds, E. A. (2015). Probing dark energy with atom interferometry. Journal of Cosmology and Astroparticle Physics, 2015(3), Article 042. https://doi.org/10.1088/1475-7516/2015/03/042

© 2015 IOP Publishing Ltd and Sissa Medialab srl. Theories of dark energy require a screening mechanism to explain why the associated scalar fields do not mediate observable long range fifth forces. The archetype of this is the chameleon field. Here... Read More about Probing dark energy with atom interferometry.

Cortical cross-modal plasticity following deafness measured using functional near-infrared spectroscopy (2015)
Journal Article
Hartley, D. E., & Dewey, R. S. (2015). Cortical cross-modal plasticity following deafness measured using functional near-infrared spectroscopy. Hearing Research, 325, 55-63. https://doi.org/10.1016/j.heares.2015.03.007

Evidence from functional neuroimaging studies suggests that the auditory cortex can become more responsive to visual and somatosensory stimulation following deafness, and that this occurs predominately in the right hemisphere. Extensive cross-modal p... Read More about Cortical cross-modal plasticity following deafness measured using functional near-infrared spectroscopy.

Emergent Rhombus Tilings from Molecular Interactions with M-fold Rotational Symmetry (2015)
Journal Article
Whitelam, S., Tamblyn, I., Garrahan, J. P., & Beton, P. H. (2015). Emergent Rhombus Tilings from Molecular Interactions with M-fold Rotational Symmetry. Physical Review Letters, 114(11), Article 115702. https://doi.org/10.1103/PhysRevLett.114.115702

© 2015 American Physical Society. We show that model molecules with particular rotational symmetries can self-assemble into network structures equivalent to rhombus tilings. This assembly happens in an emergent way, in the sense that molecules sponta... Read More about Emergent Rhombus Tilings from Molecular Interactions with M-fold Rotational Symmetry.

Hemispheric asymmetry in cerebrovascular reactivity of the human primary motor cortex: an in vivo study at 7 T (2015)
Journal Article
Driver, I. D., Andoh, J., Blockley, N. P., Francis, S. T., Gowland, P. A., & Paus, T. (2015). Hemispheric asymmetry in cerebrovascular reactivity of the human primary motor cortex: an in vivo study at 7 T. NMR in Biomedicine, 28(5), 538-545. https://doi.org/10.1002/nbm.3282

Current functional MRI (fMRI) approaches assess underlying neuronal activity through monitoring the related local variations in cerebral blood oxygenation, blood volume and blood flow. This vascular response is likely to vary across brain regions and... Read More about Hemispheric asymmetry in cerebrovascular reactivity of the human primary motor cortex: an in vivo study at 7 T.

Cosmological tests of coupled Galileons (2015)
Journal Article
Brax, P., Burrage, C., Davis, A.-C., & Gubitosi, G. (2015). Cosmological tests of coupled Galileons. Journal of Cosmology and Astroparticle Physics, 15(3), Article 028. https://doi.org/10.1088/1475-7516/2015/03/028

We investigate the cosmological properties of Galileon models which admit Minkowski space as a stable solution in vacuum. This is motivated by stable, positive tension brane world constructions that give rise to Galileons. We include both conformal a... Read More about Cosmological tests of coupled Galileons.

Solving the puzzle of subhalo spins (2015)
Journal Article
Wang, Y., Lin, W., Pearce, F. R., Lux, H., Muldrew, S. I., & Onions, J. (2015). Solving the puzzle of subhalo spins. Astrophysical Journal, 801(2), Article 93. https://doi.org/10.1088/0004-637X/801/2/93

Investigating the spin parameter distribution of subhalos in two high-resolution isolated halo simulations, recent work by Onions et al. suggested that typical subhalo spins are consistently lower than the spin distribution found for field halos. To... Read More about Solving the puzzle of subhalo spins.

Sequestration of vacuum energy and the end of the universe (2015)
Journal Article
Kaloper, N., & Padilla, A. (2015). Sequestration of vacuum energy and the end of the universe. Physical Review Letters, 114(10), https://doi.org/10.1103/PhysRevLett.114.101302

Recently, we proposed a mechanism for sequestering the standard model vacuum energy that predicts that the Universe will collapse. Here we present a simple mechanism for bringing about this collapse, employing a scalar field whose potential is linear... Read More about Sequestration of vacuum energy and the end of the universe.

7 Tesla fMRI reveals systematic functional organization for binocular disparity in dorsal visual cortex (2015)
Journal Article
Sánchez-Panchuelo, R. M., Goncalves, N. R., Schluppeck, D., Ban, H., Sanchez-Panchuelo, R., Welchman, A. E., & Francis, S. T. (2015). 7 Tesla fMRI reveals systematic functional organization for binocular disparity in dorsal visual cortex. Journal of Neuroscience, 35(7), 3056-3072. https://doi.org/10.1523/JNEUROSCI.3047-14.2015

© 2015 the authors. The binocular disparity between the views of the world registered by the left and right eyes provides a powerful signal about the depth structure of the environment. Despite increasing knowledge of the cortical areas that process... Read More about 7 Tesla fMRI reveals systematic functional organization for binocular disparity in dorsal visual cortex.

Effects of white matter microstructure on phase and susceptibility maps (2015)
Journal Article
Wharton, S., & Bowtell, R. W. (in press). Effects of white matter microstructure on phase and susceptibility maps. Magnetic Resonance in Medicine, 173(3), https://doi.org/10.1002/mrm.25189

Purpose: To investigate the effects on quantitative susceptibility mapping (QSM) and susceptibility tensor imaging (STI) of the frequency variation produced by the microstructure of white matter (WM).

Methods: The frequency offsets in a WM tissue... Read More about Effects of white matter microstructure on phase and susceptibility maps.

Scaling behavior near jamming in random sequential adsorption (2015)
Journal Article
Purves, B., Reeve, L., Wattis, J. A., & Mao, Y. (2015). Scaling behavior near jamming in random sequential adsorption. Physical Review E, 91(2), Article 022118. https://doi.org/10.1103/PhysRevE.91.022118

For the Random Sequential Adsorption model, we introduce the ‘availability’ as a new variable corresponding to the number of available locations in which an adsorbate can be accommodated. We investigate the relation of the availability to the coverag... Read More about Scaling behavior near jamming in random sequential adsorption.

Supramolecular nesting of cyclic polymers (2015)
Journal Article
Kondratuk, D. V., Perdigão, L. M., Esmail, A. M., O'Shea, J. N., Beton, P. H., & Anderson, H. L. (2015). Supramolecular nesting of cyclic polymers. Nature Chemistry, 7(4), 317-322. https://doi.org/10.1038/nchem.2182

Advances in template-directed synthesis make it possible to create artificial molecules with protein-like dimensions, directly from simple components. These synthetic macromolecules have a proclivity for self-organization that is reminiscent of biopo... Read More about Supramolecular nesting of cyclic polymers.

Unitarity and the Vainshtein mechanism (2015)
Journal Article
Kaloper, N., Padilla, A., Saffin, P. M., & Stefanyszyn, D. (2015). Unitarity and the Vainshtein mechanism. Physical Review D, 91(4), https://doi.org/10.1103/PhysRevD.91.045017

We investigate low energy limits of massive gauge theories that feature the Vainshtein mechanism, focussing on the effects of the UV modes that are integrated out. It turns out that the Goldstone sectors are significantly influenced by the effects fr... Read More about Unitarity and the Vainshtein mechanism.