All Outputs (2152)

Critical behavior in the cubic dimer model at nonzero monomer density (2014)
Journal Article
Sreejith, G., & Powell, S. (2014). Critical behavior in the cubic dimer model at nonzero monomer density. Physical Review B, 89(1), Article 014404. https://doi.org/10.1103/PhysRevB.89.014404

We study critical behavior in the classical cubic dimer model (CDM) in the presence of a finite density of monomers. With attractive interactions between parallel dimers, the monomer-free CDM exhibits an unconventional transition from a Coulomb phase... Read More about Critical behavior in the cubic dimer model at nonzero monomer density.

Symmetry-breaking in the endofullerene H2O@C60 revealed in the quantum dynamics of ortho and para-water: a neutron scattering investigation (2014)
Journal Article
Goh, K. S., Jimenez-Ruiz, M., Johnson, M. R., Rols, S., Ollivier, J., Denning, M. S., …Horsewill, A. J. (2014). Symmetry-breaking in the endofullerene H2O@C60 revealed in the quantum dynamics of ortho and para-water: a neutron scattering investigation. Physical Chemistry Chemical Physics, 16(39), https://doi.org/10.1039/c4cp03272a

Inelastic neutron scattering (INS) has been employed to investigate the quantum dynamics of water molecules permanently entrapped inside the cages of C60 fullerene molecules. This study of the supramolecular complex, H2O@C60, provides the unique oppo... Read More about Symmetry-breaking in the endofullerene H2O@C60 revealed in the quantum dynamics of ortho and para-water: a neutron scattering investigation.

Co-localised Raman and force spectroscopy reveal the roles of hydrogen bonds and π-π interactions in defining the mechanical properties of diphenylalanine nano- and micro-tubes (2014)
Journal Article
Sinjab, F., Bondakov, G., & Notingher, I. (2014). Co-localised Raman and force spectroscopy reveal the roles of hydrogen bonds and π-π interactions in defining the mechanical properties of diphenylalanine nano- and micro-tubes. Applied Physics Letters, 104(25), Article 251905. https://doi.org/10.1063/1.4885090

An integrated atomic force and polarized Raman microscope were used to measure the elastic properties of individual diphenylalanine (FF) nano- and micro-tubes and to obtain quantitative information regarding the inter-molecular interactions that defi... Read More about Co-localised Raman and force spectroscopy reveal the roles of hydrogen bonds and π-π interactions in defining the mechanical properties of diphenylalanine nano- and micro-tubes.

Fullerenes as adhesive layers for mechanical peeling of metallic, molecular and polymer thin films (2014)
Journal Article
Wieland, M. B., Slater, A. G., Mangham, B., Champness, N. R., & Beton, P. H. (2014). Fullerenes as adhesive layers for mechanical peeling of metallic, molecular and polymer thin films. Beilstein Journal of Nanotechnology, 5, https://doi.org/10.3762/bjnano.5.46

We show that thin films of C60 with a thickness ranging from 10 to 100 nm can promote adhesion between a Au thin film deposited on mica and a solution-deposited layer of the elastomer polymethyldisolaxane (PDMS). This molecular adhesion facilitates t... Read More about Fullerenes as adhesive layers for mechanical peeling of metallic, molecular and polymer thin films.

Confirming a predicted selection rule in inelastic neutron scattering spectroscopy: the quantum translator-rotator H2 entrapped inside C60 (2014)
Journal Article
Xu, M., Jiménez-Ruiz, M., Johnson, M. R., Rols, S., Ye, S., Carravetta, M., …Horsewill, A. J. (2014). Confirming a predicted selection rule in inelastic neutron scattering spectroscopy: the quantum translator-rotator H2 entrapped inside C60. Physical Review Letters, 113(123001), https://doi.org/10.1103/PhysRevLett.113.123001

We report an inelastic neutron scattering (INS) study of H2 molecule encapsulated inside the fullerene C60 which confirms the recently predicted selection rule, the first to be established for the INS spectroscopy of aperiodic, discrete molecular com... Read More about Confirming a predicted selection rule in inelastic neutron scattering spectroscopy: the quantum translator-rotator H2 entrapped inside C60.

Circular polarization in n-type resonant tunneling diodes with Si delta-doping in the quantum well (2014)
Presentation / Conference Contribution
Herval, L. S., Galeti, H., Orsi Gordo, V., Galvao Gobato, Y., Brasil, M., Taylor, D., & Henini, M. (2014). Circular polarization in n-type resonant tunneling diodes with Si delta-doping in the quantum well. In 2014 29th Symposium on Microelectronics Technology and Devices (SBMicro). https://doi.org/10.1109/SBMicro.2014.6940126

In this work, we have investigated magneto-transport and polarization resolved photoluminescence of a GaAs/AlGaAs resonant tunneling diode with Si delta-doping at the center of the quantum well under a magnetic field parallel to the tunnel current. T... Read More about Circular polarization in n-type resonant tunneling diodes with Si delta-doping in the quantum well.

Control theory for scanning probe microscopy revisited (2014)
Journal Article
Stirling, J. (2014). Control theory for scanning probe microscopy revisited. Beilstein Journal of Nanotechnology, 5, https://doi.org/10.3762/bjnano.5.38

We derive a theoretical model for studying SPM feedback in the context of control theory. Previous models presented in the literature that apply standard models for proportional-integral-derivative controllers predict a highly unstable feedback envir... Read More about Control theory for scanning probe microscopy revisited.

Common Physical Framework Explains Phase Behavior and Dynamics of Atomic, Molecular, and Polymeric Network Formers (2014)
Journal Article
Whitelam, S., Tamblyn, I., Haxton, T. K., Wieland, M. B., Champness, N. R., Garrahan, J. P., & Beton, P. H. (2014). Common Physical Framework Explains Phase Behavior and Dynamics of Atomic, Molecular, and Polymeric Network Formers. Physical Review X, 4(1), Article 011044. https://doi.org/10.1103/PhysRevX.4.011044

We show that the self-assembly of a diverse collection of building blocks can be understood within a common physical framework. These building blocks, which form periodic honeycomb networks and nonperiodic variants thereof, range in size from atoms t... Read More about Common Physical Framework Explains Phase Behavior and Dynamics of Atomic, Molecular, and Polymeric Network Formers.

The ‘Swallow Tail’ Appearance of the Healthy Nigrosome – A New Accurate Test of Parkinson's Disease: A Case-Control and Retrospective Cross-Sectional MRI Study at 3T (2014)
Journal Article
Schwarz, S., Afzal, M., Morgan, P., Auer, D., Bajaj, N., & Gowland, P. A. (2014). The ‘Swallow Tail’ Appearance of the Healthy Nigrosome – A New Accurate Test of Parkinson's Disease: A Case-Control and Retrospective Cross-Sectional MRI Study at 3T. PLoS ONE, 9(4), Article e93814. https://doi.org/10.1371/journal.pone.0093814

There is no well-established in vivo marker of nigral degeneration in Parkinson's disease (PD). An ideal imaging marker would directly mirror the loss of substantia nigra dopaminergic neurones, which is most prominent in sub-regions called nigrosomes... Read More about The ‘Swallow Tail’ Appearance of the Healthy Nigrosome – A New Accurate Test of Parkinson's Disease: A Case-Control and Retrospective Cross-Sectional MRI Study at 3T.

Probing the metallicity and ionization state of the circumgalactic medium at z~6 and beyond with OI absorption (2013)
Journal Article
Keating, L. C., Haehnelt, M. G., Becker, G. D., & Bolton, J. S. (2013). Probing the metallicity and ionization state of the circumgalactic medium at z~6 and beyond with OI absorption. Monthly Notices of the Royal Astronomical Society, 438(2), https://doi.org/10.1093/mnras/stt2324

Low-ionization metal absorption due to O I has been identified as an important probe of the physical state of the intergalactic/circumgalactic medium at the tail end of reionization. We use here high-resolution hydrodynamic simulations to interpret t... Read More about Probing the metallicity and ionization state of the circumgalactic medium at z~6 and beyond with OI absorption.

Strain-mediated coupling in a quantum dot-mechanical oscillator hybrid system (2013)
Journal Article
Yeo, I., de Assis, P., Gloppe, A., Dupont-Ferrier, E., Verlot, P., Malik, N. S., …Richard, M. (2014). Strain-mediated coupling in a quantum dot-mechanical oscillator hybrid system. Nature Nanotechnology, 9(2), 106-110. https://doi.org/10.1038/nnano.2013.274

Recent progress in nanotechnology has allowed the fabrication of new hybrid systems in which a single two-level system is coupled to a mechanical nanoresonator. In such systems the quantum nature of a macroscopic degree of freedom can be revealed and... Read More about Strain-mediated coupling in a quantum dot-mechanical oscillator hybrid system.

A randomised trial of ondansetron for the treatment of irritable bowel syndrome with diarrhoea (2013)
Journal Article
Garsed, K., Chernova, J., Hastings, M., Lam, C., Marciani, L., Singh, G., …Spiller, R. C. (2014). A randomised trial of ondansetron for the treatment of irritable bowel syndrome with diarrhoea. Gut, 63(10), 1617-1625. https://doi.org/10.1136/gutjnl-2013-305989

Background: Irritable bowel syndrome with diarrhoea (IBS-D) is particularly debilitating due to urgency and episodic incontinence. Some 5-hydroxytryptamine 3 (5-HT3) receptor antagonists (5-HT3RAs) have proven effective but have serious side effects.... Read More about A randomised trial of ondansetron for the treatment of irritable bowel syndrome with diarrhoea.

Apoferritin-encapsulated PbS quantum dots significantly inhibit growth of colorectal carcinoma cells (2013)
Journal Article
Bradshaw, T. D., Junor, M., Patanè, A., Clarke, P., Thomas, N. R., Li, M., …Turyanska, L. (2013). Apoferritin-encapsulated PbS quantum dots significantly inhibit growth of colorectal carcinoma cells. Journal of Materials Chemistry B, 45, 6254-6260. https://doi.org/10.1039/c3tb21197e

Colorectal carcinoma (CRC) is the 3rd most common cancer worldwide, thus development of novel therapeutic strategies is imperative. Herein potent, selective dose-dependent antitumor activity of horse spleen apoferritin encapsulated PbS quantum dots (... Read More about Apoferritin-encapsulated PbS quantum dots significantly inhibit growth of colorectal carcinoma cells.

The one-dimensional Lyα forest power spectrum from BOSS (2013)
Journal Article
Palanque-Delabrouille, N., Yèche, C., Borde, A., Le Goff, J.-M., Rossi, G., Viel, M., …Weinberg, D. H. (2013). The one-dimensional Lyα forest power spectrum from BOSS. Astronomy and Astrophysics, 559, Article A85. https://doi.org/10.1051/0004-6361/201322130

We have developed two independent methods for measuring the one-dimensional power spectrum of the transmitted flux in the Lyman-α forest. The first method is based on a Fourier transform and the second on a maximum-likelihood estimator. The two metho... Read More about The one-dimensional Lyα forest power spectrum from BOSS.

The relationship between MEG and fMRI (2013)
Journal Article
Hall, E. L., Robson, S., Morris, P., & Brookes, M. J. (2014). The relationship between MEG and fMRI. NeuroImage, 102(1), https://doi.org/10.1016/j.neuroimage.2013.11.005

In recent years functional neuroimaging techniques such as fMRI, MEG, EEG and PET have provided researchers with a wealth of information on human brain function. However none of these modalities can measure directly either the neuro-electrical or ne... Read More about The relationship between MEG and fMRI.

Searching for large-scale structures around high-redshift radio galaxies with Herschel (2013)
Journal Article
Rigby, E., Hatch, N. A., Rottgering, H., Sibthorpe, B., Chiang, Y., Overzier, R., …Venemans, B. (2014). Searching for large-scale structures around high-redshift radio galaxies with Herschel. Monthly Notices of the Royal Astronomical Society, 437(2), https://doi.org/10.1093/mnras/stt2019

This paper presents the first results of a far-infrared search for protocluster-associated galaxy overdensities using the Spectral and Photometric Imaging REciever (SPIRE) instrument on-board the Herschel Space Observatory. Large (∼400 arcmin2) field... Read More about Searching for large-scale structures around high-redshift radio galaxies with Herschel.

Manipulating the Conformation of Single Organometallic Chains on Au(111) (2013)
Journal Article
Saywell, A., Greń, W., Franc, G., Gourdon, A., Bouju, X., & Grill, L. (2014). Manipulating the Conformation of Single Organometallic Chains on Au(111). Journal of Physical Chemistry C, 118(3), 1719-1728. https://doi.org/10.1021/jp409323g

The conformations of organometallic polymers formed via the bottom-up assembly of monomer units on a metal surface are investigated, and the relationship between the adsorption geometry of the individual monomer units, the conformational structure of... Read More about Manipulating the Conformation of Single Organometallic Chains on Au(111).

Ensemble fermions for electroweak dynamics and the fermion preheating temperature (2013)
Journal Article
Mou, Z.-G., Tranberg, A., & Saffin, P. M. (2013). Ensemble fermions for electroweak dynamics and the fermion preheating temperature. Journal of High Energy Physics, 2013(11), https://doi.org/10.1007/JHEP11%282013%29097

We refine the implementation of ensemble fermions for the electroweak sector of the Standard Model, introduced previously. We consider the behavior of different observables as the size of the ensemble is increased and show that the dynamics converges... Read More about Ensemble fermions for electroweak dynamics and the fermion preheating temperature.

Scanning probe image wizard: a toolbox for automated scanning probe microscopy data analysis (2013)
Journal Article
Stirling, J., Woolley, R., & Moriarty, P. (2013). Scanning probe image wizard: a toolbox for automated scanning probe microscopy data analysis. Review of Scientific Instruments, 84(113701), Article 113701. https://doi.org/10.1063/1.4827076

We describe SPIW (scanning probe image wizard), a new image processing toolbox for SPM (scanning probe microscope) images. SPIW can be used to automate many aspects of SPM data analysis, even for images with surface contamination and step edges prese... Read More about Scanning probe image wizard: a toolbox for automated scanning probe microscopy data analysis.

Interplay between Coulomb and Jahn-Teller effects in icosahedral systems with triplet electronic states coupled to h-type vibrations (2013)
Journal Article
Alqannas, H. S., Lakin, A. J., Farrow, J. A., & Dunn, J. L. (2013). Interplay between Coulomb and Jahn-Teller effects in icosahedral systems with triplet electronic states coupled to h-type vibrations. Physical Review B, 88(16), https://doi.org/10.1103/PhysRevB.88.165430

We will consider the role played by electron-vibration and electron-electron interactions, through Jahn-Teller (JT) and Coulomb interactions, respectively, in icosahedral systems in which triplet electronic states are coupled to hg-type vibrations. S... Read More about Interplay between Coulomb and Jahn-Teller effects in icosahedral systems with triplet electronic states coupled to h-type vibrations.