All Outputs (253)

Thermal taster status: evidence of cross-modal integration (2016)
Journal Article
Hort, J., Ford, R. A., Eldeghaidy, S., & Francis, S. T. (2016). Thermal taster status: evidence of cross-modal integration. Human Brain Mapping, 37(6), 2263-2275. https://doi.org/10.1002/hbm.23171

Thermal taster status refers to the finding that, in some individuals, thermal stimulation of the tongue elicits a phantom taste. Little is known regarding the mechanism for this, it is hypothesised to be a result of cross-wiring between gustatory an... Read More about Thermal taster status: evidence of cross-modal integration.

Global signal modulation of single-trial fMRI response variability: effect on positive vs negative BOLD response relationship (2016)
Journal Article
Mayhew, S. D., Mullinger, K. J., Ostwald, D., Porcaro, C., Bowtell, R. W., Bagshaw, A. P., & Francis, S. T. (2016). Global signal modulation of single-trial fMRI response variability: effect on positive vs negative BOLD response relationship. NeuroImage, 133, https://doi.org/10.1016/j.neuroimage.2016.02.077

In functional magnetic resonance imaging (fMRI), the relationship between positive BOLD responses (PBRs) and negative BOLD responses (NBRs) to stimulation is potentially informative about the balance of excitatory and inhibitory brain responses in se... Read More about Global signal modulation of single-trial fMRI response variability: effect on positive vs negative BOLD response relationship.

The speed of Galileon gravity (2016)
Journal Article
Brax, P., Burrage, C., & Davis, A. (2016). The speed of Galileon gravity. Journal of Cosmology and Astroparticle Physics, 2016(3), Article 004. https://doi.org/10.1088/1475-7516/2016/03/004

We analyse the speed of gravitational waves in coupled Galileon models with an equation of state ?phgr=?1 now and a ghost-free Minkowski limit. We find that the gravitational waves propagate much faster than the speed of light unless these models are... Read More about The speed of Galileon gravity.

Antiferromagnetic spintronics (2016)
Journal Article
Jungwirth, T., Marti, X., Wunderlich, J., & WADLEY, P. (2016). Antiferromagnetic spintronics. Nature Nanotechnology, 11(3), 231–241. https://doi.org/10.1038/NNANO.2016.18

Constraining the effective action by a method of external sources (2016)
Journal Article
Garbrecht, B., & Millington, P. (2016). Constraining the effective action by a method of external sources. Nuclear Physics B, 906, https://doi.org/10.1016/j.nuclphysb.2016.02.022

We propose a novel method of evaluating the effective action, wherein the physical one- and two-point functions are obtained in the limit of non-vanishing external sources. We illustrate the self-consistency of this method by recovering the usual 2PI... Read More about Constraining the effective action by a method of external sources.

Modeling the effect of 1 MeV electron irradiation on the performance of n(+)-p-p(+) silicon space solar cells (2016)
Journal Article
Hamache, A., Sengouga, N., Meftah, A., & Henini, M. (2016). Modeling the effect of 1 MeV electron irradiation on the performance of n(+)-p-p(+) silicon space solar cells. Radiation Physics and Chemistry, 123, https://doi.org/10.1016/j.radphyschem.2016.02.025

Energetic particles such as electrons and protons induce severe degradation on the performance of solar cells used to power satellites and space vehicles. This degradation is usually attributed to lattice damage in the active region of the solar cell... Read More about Modeling the effect of 1 MeV electron irradiation on the performance of n(+)-p-p(+) silicon space solar cells.

Strain-Engineered Graphene Grown on Hexagonal Boron Nitride by Molecular Beam Epitaxy (2016)
Journal Article
Summerfield, A., Davies, A., Cheng, T. S., Korolkov, V. V., Cho, Y., Mellor, C. J., …Beton, P. H. (2016). Strain-Engineered Graphene Grown on Hexagonal Boron Nitride by Molecular Beam Epitaxy. Scientific Reports, 6(1), Article 22440. https://doi.org/10.1038/srep22440

Graphene grown by high temperature molecular beam epitaxy on hexagonal boron nitride (hBN) forms continuous domains with dimensions of order 20 μm, and exhibits moiré patterns with large periodicities, up to ~30 nm, indicating that the layers are hig... Read More about Strain-Engineered Graphene Grown on Hexagonal Boron Nitride by Molecular Beam Epitaxy.

Molecular beam epitaxy of free-standing bulk wurtzite AlxGa1-xN layers using a highly efficient RF plasma source (2016)
Journal Article
Novikov, S. V., Staddon, C., Sahonta, S., Oliver, R., Humphreys, C., & Foxon, C. (2016). Molecular beam epitaxy of free-standing bulk wurtzite AlxGa1-xN layers using a highly efficient RF plasma source. physica status solidi (c), 13(5-6), https://doi.org/10.1002/pssc.201510166

Recent developments with group III nitrides suggest AlxGa1-xN based LEDs can be new alternative commer-cially viable deep ultra-violet light sources. Due to a sig-nificant difference in the lattice parameters of GaN and AlN, AlxGa1-xN substrates woul... Read More about Molecular beam epitaxy of free-standing bulk wurtzite AlxGa1-xN layers using a highly efficient RF plasma source.

Solid effect DNP polarization dynamics in a system of many spins (2016)
Journal Article
Wiśniewski, D., Karabanov, A., Lesanovsky, I., & Köckenberger, W. (2016). Solid effect DNP polarization dynamics in a system of many spins. Journal of Magnetic Resonance, 264, 30-38. https://doi.org/10.1016/j.jmr.2016.01.016

We discuss the polarization dynamics during solid effect dynamic nuclear polarization (DNP) in a central spin model that consists of an electron surrounded by many nuclei. To this end we use a recently developed formalism and validate first its perfo... Read More about Solid effect DNP polarization dynamics in a system of many spins.

A multi-layer network approach to MEG connectivity analysis (2016)
Journal Article
Brookes, M. J., Tewarie, P. K., Hunt, B. A. E., Robson, S. E., Gascoyne, L. E., Liddle, E. B., …Morris, P. G. (2016). A multi-layer network approach to MEG connectivity analysis. NeuroImage, 132, 425-438. https://doi.org/10.1016/j.neuroimage.2016.02.045

© 2016 The Authors. Recent years have shown the critical importance of inter-regional neural network connectivity in supporting healthy brain function. Such connectivity is measurable using neuroimaging techniques such as MEG, however the richness of... Read More about A multi-layer network approach to MEG connectivity analysis.

Extending the velocity-dependent one-scale model for domain walls (2016)
Journal Article
Martins, C., Rybak, I. Y., Avgoustidis, A., & Shellard, E. (2016). Extending the velocity-dependent one-scale model for domain walls. Physical Review D - Particles, Fields, Gravitation and Cosmology, 93(4), Article 043534. https://doi.org/10.1103/PhysRevD.93.043534

We report on an extensive study of the evolution of domain wall networks in Friedmann-Lemaˆıtre- Robertson-Walker universes by means of the largest currently available field-theory simulations. These simulations were done in 40963 boxes and for a ran... Read More about Extending the velocity-dependent one-scale model for domain walls.

Watch your step!: a frustrated total internal reflection approach to forensic footwear imaging (2016)
Journal Article
Needham, J., & Sharp, J. S. (2016). Watch your step!: a frustrated total internal reflection approach to forensic footwear imaging. Scientific Reports, 6, Article 21290. https://doi.org/10.1038/srep21290

Forensic image retrieval and processing are vital tools in the fight against crime e.g. during fingerprint capture. However, despite recent advances in machine vision technology and image processing techniques (and contrary to the claims of popular f... Read More about Watch your step!: a frustrated total internal reflection approach to forensic footwear imaging.

Visualizing the orientational dependence of an intermolecular potential (2016)
Journal Article
Jarvis, S. P., Rashid, M. A., Sweetman, A., Rashid, M. A., Jarvis, S. P., Dunn, J. L., …Moriarty, P. (2016). Visualizing the orientational dependence of an intermolecular potential. Nature Communications, 7, Article 10621. https://doi.org/10.1038/ncomms10621

Scanning probe microscopy can now be used to map the properties of single molecules with intramolecular precision by functionalization of the apex of the scanning probe tip with a single atom or molecule. Here we report on the mapping of the three-di... Read More about Visualizing the orientational dependence of an intermolecular potential.

Slowly rotating black holes in Einstein-æther theory (2016)
Journal Article
Barausse, E., Sotiriou, T. P., & Vega, I. (2016). Slowly rotating black holes in Einstein-æther theory. Physical Review D, 93(4), Article 44044. https://doi.org/10.1103/PhysRevD.93.044044

We study slowly rotating, asymptotically flat black holes in Einstein-æther theory and show that solutions that are free from naked finite area singularities form a two-parameter family. These parameters can be thought of as the mass and angular mome... Read More about Slowly rotating black holes in Einstein-æther theory.

Sub-percent constraints on cosmological temperature evolution (2016)
Journal Article
Avgoustidis, A., Genova-Santos, R. .., Luzzi, G., & Martins, C. (2016). Sub-percent constraints on cosmological temperature evolution. Physical Review D - Particles, Fields, Gravitation and Cosmology, 93(4), Article 043521. https://doi.org/10.1103/PhysRevD.93.043521

The redshift dependence of the cosmic microwave background temperature is one of the key cosmological observables. In the standard cosmological model one has T (z) = T0(1 + z), where T0 is the present-day temperature. Deviations from this behavior wo... Read More about Sub-percent constraints on cosmological temperature evolution.

nIFTy galaxy cluster simulations – I. Dark matter and non-radiative models (2016)
Journal Article
Sembolini, F., Yepes, G., Pearce, F. R., Knebe, A., Kay, S. T., Power, C., …Thacker, R. J. (in press). nIFTy galaxy cluster simulations – I. Dark matter and non-radiative models. Monthly Notices of the Royal Astronomical Society, 457(4), https://doi.org/10.1093/mnras/stw250

We have simulated the formation of a galaxy cluster in a ? cold dark matter universe using 13 different codes modelling only gravity and non-radiative hydrodynamics (RAMSES, ART, AREPO, HYDRA and nine incarnations of GADGET). This range of codes incl... Read More about nIFTy galaxy cluster simulations – I. Dark matter and non-radiative models.

H-ATLAS: the far-infrared properties of galaxies in and around the Coma cluster (2016)
Journal Article
Fuller, C., Davies, J., Smith, M., Valiante, E., Eales, S., Bourne, N., …Davis, T. (2016). H-ATLAS: the far-infrared properties of galaxies in and around the Coma cluster. Monthly Notices of the Royal Astronomical Society, 458(1), 582-602. https://doi.org/10.1093/mnras/stw305

We describe a far-infrared survey of the Coma cluster and the galaxy filament it resides within. Our survey covers an area of ∼150 deg2 observed by Herschel H-ATLAS (Herschel Astrophysical Terahertz Large Area Survey) in five bands at 100, 160, 250,... Read More about H-ATLAS: the far-infrared properties of galaxies in and around the Coma cluster.

Tracing amino acid exchange during host-pathogen interaction by combined stable-isotope time-resolved Raman spectral imaging (2016)
Journal Article
Naemat, A., Elsheikha, H. M., Boiter, R., & Notingher, I. (2016). Tracing amino acid exchange during host-pathogen interaction by combined stable-isotope time-resolved Raman spectral imaging. Scientific Reports, 6, Article 20811. https://doi.org/10.1038/srep20811

This study investigates the temporal and spatial interchange of the aromatic amino acid phenylalanine (Phe) between human retinal pigment epithelial cell line (ARPE-19) and tachyzoites of the apicomplexan protozoan parasite Toxoplasma gondii (T. gond... Read More about Tracing amino acid exchange during host-pathogen interaction by combined stable-isotope time-resolved Raman spectral imaging.

Spin-orbit torque in Pt/CoNiCo/Pt symmetric devices (2016)
Journal Article
Yang, M., Cai, K., Ju, H., Edmonds, K., Yang, G., Liu, S., …Wang, K. (2016). Spin-orbit torque in Pt/CoNiCo/Pt symmetric devices. Scientific Reports, 6, https://doi.org/10.1038/srep20778

Current induced magnetization switching by spin-orbit torques offers an energy-efficient means of writing information in heavy metal/ferromagnet (FM) multilayer systems. The relative contributions of field-like torques and damping-like torques to the... Read More about Spin-orbit torque in Pt/CoNiCo/Pt symmetric devices.

Manifestly Local Theory of Vacuum Energy Sequestering (2016)
Journal Article
Kaloper, N., Padilla, A., Stefanyszyn, D., & Zahariade, G. (2016). Manifestly Local Theory of Vacuum Energy Sequestering. Physical Review Letters, 116(5), Article 051302. https://doi.org/10.1103/PhysRevLett.116.051302

© 2016 American Physical Society. We present a manifestly local, diffeomorphism invariant, and locally Poincaré invariant formulation of vacuum energy sequestering. In this theory, quantum vacuum energy generated by matter loops is canceled by auxili... Read More about Manifestly Local Theory of Vacuum Energy Sequestering.