Research Repository

See what's under the surface


Optical excitation of single- and multi-mode magnetization precession in Fe-Ga nanolayers (2019)
Journal Article
Scherbakov, A., Danilov, A., Godejohann, F., Linnik, T., Glavin, B., Shelukhin, L. A., …Bayer, M. (2019). Optical excitation of single- and multi-mode magnetization precession in Fe-Ga nanolayers. Physical Review Applied, 11(3), doi:10.1103/PhysRevApplied.11.031003

We demonstrate a variety of precessional responses of the magnetization to ultrafast optical excitation in nanolayers of Galfenol (Fe,Ga), which is a ferromagnetic material with large saturation magnetization and enhanced magnetostriction. The partic... Read More

Enhanced photoresponse in MoTe2 photodetectors with asymmetric graphene contacts (2019)
Journal Article
Wei, X., Yan, F., Lv, Q., Zhu, W., Hu, C., Patane, A., & Wang, K. (in press). Enhanced photoresponse in MoTe2 photodetectors with asymmetric graphene contacts. Advanced Optical Materials,

Atomically thin two dimensional (2D) materials are promising candidates for miniaturized high-performance optoelectronic devices. Here, we report on multilayer MoTe2 photodetectors contacted with asymmetric electrodes based on n- and p-type graphene... Read More

Stable single light bullets and vortices and their active control in cold Rydberg gases (2019)
Journal Article
Bai, Z., Li, W., & Huang, G. (2019). Stable single light bullets and vortices and their active control in cold Rydberg gases. Optica, 6(3), 309-317. doi:10.1364/OPTICA.6.000309

Realizing single light bullets and vortices that are stable in high dimensions is a long-standing goal in the study of nonlinear optical physics. On the other hand, the storage and retrieval of such stable high dimensional optical pulses may offer a... Read More

Spatially-offset Raman spectroscopy for monitoring mineralization of bone tissue engineering scaffolds: feasibility study based on phantom samples (2019)
Journal Article
Dooley, M., Prasopthum, A., Liao, Z., Sinjab, F., Mclaren, J., Rose, F. R. A. J., …Notingher, I. (2019). Spatially-offset Raman spectroscopy for monitoring mineralization of bone tissue engineering scaffolds: feasibility study based on phantom samples. Biomedical Optics Express, 10(4), 1678-1690. doi:10.1364/BOE.10.001678

Using phantom samples, we investigated the feasibility of spatially-offset Raman spectroscopy (SORS) as a tool for monitoring non-invasively the mineralization of bone tissue engineering scaffold in-vivo. The phantom samples consisted of 3D-printed s... Read More

Multilevel information storage using magnetoelastic layer stacks (2019)
Journal Article
Pattnaik, D., Beardsley, R., Love, C., Cavill, S., Edmonds, K., & Rushforth, A. (2019). Multilevel information storage using magnetoelastic layer stacks. Scientific Reports, 9, doi:10.1038/s41598-019-39775-1

The use of voltages to control magnetisation via the inverse magnetostriction effect in piezoelectric/ferromagnet heterostructures holds promise for ultra-low energy information storage technologies. Epitaxial galfenol, an alloy of iron and gallium,... Read More

Emergent SO(5) symmetry at the columnar ordering transition in the classical cubic dimer model (2019)
Journal Article
Sreejith, G., Powell, S., & Nahum, A. (2019). Emergent SO(5) symmetry at the columnar ordering transition in the classical cubic dimer model. Physical Review Letters, 122(8), doi:10.1103/PhysRevLett.122.080601

The classical cubic-lattice dimer model undergoes an unconventional transition between a columnar crystal and a dimer liquid, in the same universality class as the deconfined quantum critical point in spin-1/2 anti-ferromagnets but with very differen... Read More

A low-friction graphene nanoplatelets film from suspension high velocity oxy-fuel thermal spray (2019)
Journal Article
Venturi, F., Rance, G., Thomas, J., & Hussain, T. (2019). A low-friction graphene nanoplatelets film from suspension high velocity oxy-fuel thermal spray. AIP Advances, 9(2), doi:10.1063/1.5089021

The addition of graphene-based nanomaterials is known to improve the tribology properties of materials by lowering the coefficient of friction and reducing wear. The covering of small areas with thin graphene-based films is routinely carried out; how... Read More

Comparison of forced and impulse oscillometry measurements: a clinical population and printed airway model study (2019)
Journal Article
Soares, M., Richardson, M., Thorpe, J., Owers-Bradley, J., & Siddiqui, S. (2019). Comparison of forced and impulse oscillometry measurements: a clinical population and printed airway model study. Scientific Reports, 9, doi:10.1038/s41598-019-38513-x

The use of commercialised forced oscillation (FOT) devices to assess impedance in obstructive diseases such as asthma has gained popularity. However, it has yet to be fully established whether resistance and reactance measurements are comparable acro... Read More

Revealing reionization with the thermal history of the intergalactic medium: new constrainst from the Lyα flux power spectrum (2019)
Journal Article
Boera, E., Becker, G. D., Bolton, J. S., & Nasir, F. (2019). Revealing reionization with the thermal history of the intergalactic medium: new constrainst from the Lyα flux power spectrum. Astrophysical Journal, 872(1), 1-35. doi:10.3847/1538-4357/aafee4

We present a new investigation of the thermal history of the intergalactic medium (IGM) during and after reionization using the Lyman-α forest flux power spectrum at 4.0 z 5.2. Using a sample of 15 high– resolution spectra, we measure the flux power... Read More

SDSS IV MaNGA: full spectroscopic bulge-disc decomposition of MaNGA early-type galaxies (2019)
Journal Article
Tabor, M., Merrifield, M., Aragón-Salamanca, A., Fraser-Mckelvie, A., Peterken, T., Smethurst, R., …Lane, R. R. (2019). SDSS IV MaNGA: full spectroscopic bulge-disc decomposition of MaNGA early-type galaxies. Monthly Notices of the Royal Astronomical Society, 485(2), 1546–1558. doi:10.1093/mnras/stz431

By applying spectroscopic decomposition methods to a sample of MaNGA early-type galaxies, we separate out spatially and kinematically distinct stellar populations, allowing us to explore the similarities and differences between galaxy bulges and disc... Read More

TheThreeHundred Project: ram pressure and gas content of haloes and subhaloes in the phase-space plane (2019)
Journal Article
Arthur, J., Pearce, F. R., Gray, M. E., Knebe, A., Cui, W., Elahi, P. J., …Stevens, A. R. H. (2019). TheThreeHundred Project: ram pressure and gas content of haloes and subhaloes in the phase-space plane. Monthly Notices of the Royal Astronomical Society, 484(3), 3968-3983. doi:10.1093/mnras/stz212

We use THETHREEHUNDRED project, a suite of 324 resimulated massive galaxy clusters embedded in a broad range of environments, to investigate (i) how the gas content of the surrounding haloes correlates with the phase-space position at z z = 0 and (i... Read More

Interactions between a water molecule and C 60 in the endohedral fullerene H2O@C60 (2019)
Journal Article
Rashed, E., & Dunn, J. L. (2019). Interactions between a water molecule and C 60 in the endohedral fullerene H2O@C60. Physical Chemistry Chemical Physics, 21(6), 3347-3359. doi:10.1039/C8CP04390F

A water molecule encapsulated inside a C 60 fullerene cage behaves almost like an asymmetric top rotor, as would be expected of an isolated water molecule. However, inelastic neutron scattering (INS) experiments show evidence of interactions between... Read More

Development of novel apoferritin formulations for antitumour benzothiazoles (2019)
Journal Article
Breen, A. F., Wells, G., Turyanska, L., & Bradshaw, T. D. (2019). Development of novel apoferritin formulations for antitumour benzothiazoles. Cancer Reports, 1-7. doi:10.1002/cnr2.1155

Background The benzothiazole structure is important in medicinal chemistry, and 5‐fluoro‐2‐(3,4‐dimethoxyphenyl) benzothiazole (GW 610) is of particular interest as it shows outstanding anticancer activity in sensitive breast and colorectal carcinom... Read More

Entropy and its Application to Urban Systems (2019)
Journal Article
Purvis, B., Mao, Y., & Robinson, D. (2019). Entropy and its Application to Urban Systems. Entropy, 21(1), doi:10.3390/e21010056

Since its conception over 150 years ago, entropy has enlightened and confused scholars and students alike, from its origins in physics and beyond. More recently, it has been considered within the urban context in a rather eclectic range of applicatio... Read More

Synthetic lattices, flat bands and localization in Rydberg quantum simulators (2019)
Journal Article
Ostmann, M., Marcuzzi, M., Minář, J., & Lesanovsky, I. (2019). Synthetic lattices, flat bands and localization in Rydberg quantum simulators. Quantum Science and Technology, 4(2), 1-8. doi:10.1088/2058-9565/aaf29d

The most recent manifestation of cold Rydberg atom quantum simulators that employs tailored optical tweezer arrays enables the study of many-body dynamics under so-called facilitation conditions. We show how the facilitation mechanism yields a Hilber... Read More

Spatio-Temporal Motility MRI (STMM) analysis of the stomach and colon (2019)
Journal Article
(in press). Spatio-Temporal Motility MRI (STMM) analysis of the stomach and colon. Neurogastroenterology and Motility, doi:10.1111/nmo.13557

Background: MRI is increasingly used to objectively assess gastrointestinal motility. However, motility metrics often do no not offer insights into the nature of contractile action. This study introduces a systematic method of making spatiotemporal... Read More

Tunnel spectroscopy of localised electronic states in hexagonal boron nitride (2018)
Journal Article
Greenaway, M., Vdovin, E., Ghazaryan, D., Misra, A., Mischenko, A., Cao, Y., …Eaves, L. (2018). Tunnel spectroscopy of localised electronic states in hexagonal boron nitride. Communications Physics, 1, doi:10.1038/s42005-018-0097-1

Hexagonal boron nitride is a large band gap layered crystal, frequently incorporated in van der Waals heterostructures as an insulating or tunnel barrier. Localised states with energies within its band gap can emit visible light, relevant to applicat... Read More

Short-term changes observed in multi-parametric liver MRI following therapy with direct acting antivirals in chronic hepatitis C virus patients (2018)
Journal Article
Bradley, C., Scott, R., Cox, E., Palaniyappan, N., Thompson, B., Ryder, D., …Francis, S. (2018). Short-term changes observed in multi-parametric liver MRI following therapy with direct acting antivirals in chronic hepatitis C virus patients. European Radiology, doi:10.1007/s00330-018-5788-1

Methods: We applied multiparametric MRI to assess changes in liver composition, perfusion and blood flow in 17 patients before DAA therapy and after treatment completion (within 12 weeks of last DAA tablet swallowed). Results: We observed changes in... Read More