Research Repository

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A Voigt effect based 3D vector magnetometer (2019)
Journal Article
Pyragius, T., Marin Florez, H., & Fernholz, T. (2019). A Voigt effect based 3D vector magnetometer. Physical Review A, 100(2), doi:10.1103/PhysRevA.100.023416

We describe a method to dispersively detect all three vector components of an external magnetic field using alkali atoms based on the Voigt effect. Our method relies on measuring the linear birefringence of the radio frequency dressed atomic medium v... Read More

Critical behavior of the quantum contact process in one dimension (2019)
Journal Article
Carollo, F., Gillman, E., Weimer, H., & Lesanovsky, I. (in press). Critical behavior of the quantum contact process in one dimension. Physical Review Letters,

The contact process is a paradigmatic classical stochastic system displaying critical behavior even in one dimension. It features a non-equilibrium phase transition into an absorbing state that has been widely investigated and shown to belong to the... Read More

Glycaemic, Gastrointestinal , Hormonal and Appetitive Responses to Pearl Millet or Oats Porridge Breakfasts: a Randomized, Crossover Trial in Healthy Humans (2019)
Journal Article
Alyami, J., Whitehouse, E., Yakubov, G. E., Pritchard, S. E., Hoad, C. L., Blackshaw, E., …Marciani, L. (2019). Glycaemic, Gastrointestinal , Hormonal and Appetitive Responses to Pearl Millet or Oats Porridge Breakfasts: a Randomized, Crossover Trial in Healthy Humans. British Journal of Nutrition, doi:10.1017/S0007114519001880

Whole grain cereal breakfast consumption has been associated with beneficial effects on glucose and insulin metabolism as well as satiety. Pearl millet is a popular ancient grain variety that can be grown in hot, dry regions. However, little is known... Read More

Experiment to detect dark energy forces using atom interferometry (2019)
Journal Article
Sabulsky, D., Dutta, I., Hinds, E., Elder, B., Burrage, C., & Copeland, E. J. (2019). Experiment to detect dark energy forces using atom interferometry. Physical Review Letters, 123, 1-6. doi:10.1103/PhysRevLett.123.061102

The accelerated expansion of the universe motivates a wide class of scalar field theories that modify General Relativity (GR) on large scales. Such theories require a screening mechanism to suppress the new force in regions where the weak field limit... Read More

Dressed dense atomic gases (2019)
Journal Article
Lesanovsky, I., Olmos, B., Guerin, W., & Kaiser, R. (in press). Dressed dense atomic gases. Physical Review A,

The interaction between atomic transition dipoles and photons leads to the formation of many-body states with collective dissipation and long-ranged interactions. Here, we put forward and explore a scenario in which a dense atomic gas — where the sep... Read More

Signatures of stellar accretion in MaNGA early-type galaxies (2019)
Journal Article
Oyarzún, G. A., Bundy, K., Westfall, K. B., Belfiore, F., Thomas, D., Maraston, C., …Andrews, B. H. (2019). Signatures of stellar accretion in MaNGA early-type galaxies. Astrophysical Journal, 880(2), doi:10.3847/1538-4357/ab297c

The late assembly of massive galaxies is thought to be dominated by stellar accretion in their outskirts (beyond 2 effective radii R e) due to dry, minor galaxy mergers. We use observations of 1010 passive early-type galaxies (ETGs) within z < 0.15 f... Read More

Strong magnetophonon oscillations in extra-large graphene (2019)
Journal Article
Kumaravadivel, P., Greenaway, M. T., Perello, D., Berdyugin, A., Birkbeck, J., Wengraf, J., …Krishna Kumar, R. (2019). Strong magnetophonon oscillations in extra-large graphene. Nature Communications, 10(1), doi:10.1038/s41467-019-11379-3

Van der Waals materials and their heterostructures offer a versatile platform for studying a variety of quantum transport phenomena due to their unique crystalline properties and the exceptional ability in tuning their electronic spectrum. However, m... Read More

Increased fasting small bowel water content in untreated coeliac disease and scleroderma as assessed by MRI (2019)
Journal Article
Lam, C., Sanders, D., Lanyon, P., Garsed, K., Foley, S., & Pritchard, S. (2019). Increased fasting small bowel water content in untreated coeliac disease and scleroderma as assessed by MRI. United European Gastroenterology Journal, doi:10.1177/2050640619860372

Background and aims: The regular overnight migrating motor complex (MMC) ensures that the normal fasting small bowel water content (SBWC) is minimised. We have applied our recently validated non-invasive magnetic resonance technique to assess SBWC in... Read More

Physical swap dynamics, shortcuts to relaxation, and entropy production in dissipative Rydberg gases (2019)
Journal Article
Gutiérrez, R., Garrahan, J. P., & Lesanovsky, I. (2019). Physical swap dynamics, shortcuts to relaxation, and entropy production in dissipative Rydberg gases. Physical Review E, 100(1), doi:10.1103/physreve.100.012110

Dense Rydberg gases are out-of-equilibrium systems where strong density-density interactions give rise to effective kinetic constraints. They cause dynamic arrest associated with highly constrained many-body configurations, leading to slow relaxation... Read More

Hybrid light emitting diodes based on stable, high brightness all-inorganic CsPbI 3 perovskite nanocrystals and InGaN (2019)
Journal Article
Zhang, C., Turyanska, L., Cao, H., Zhao, L., Fay, M. W., Temperton, R., …Patanè, A. (2019). Hybrid light emitting diodes based on stable, high brightness all-inorganic CsPbI 3 perovskite nanocrystals and InGaN. Nanoscale, 11(28), 13450-13457. doi:10.1039/C9NR03707A

Despite important advances in the synthesis of inorganic perovskite nanocrystals (NCs), the long-term instability and degradation of their quantum yield (QY) over time need to be addressed to enable the further development and exploitation of these n... Read More

Ordering, Flexibility and Frustration in Arrays of Porphyrin Nanorings (2019)
Journal Article
Summerfield, A., Baldoni, M., Kondratuk, D. V., Anderson, H. L., Whitelam, S., Garrahan, J. P., …Beton, P. H. (2019). Ordering, Flexibility and Frustration in Arrays of Porphyrin Nanorings. Nature Communications, 10, doi:10.1038/s41467-019-11009-y

The regular packing of atoms, molecules and nanoparticles provides the basis for the understanding of structural order within condensed phases of matter. Typically the constituent particles are considered to be rigid with a fixed shape. Here we show,... Read More

Realization of Universal Quantum Gates with Spin-Qudits in Colloidal Quantum Dots (2019)
Journal Article
Moro, F., Fielding, A. J., Turyanska, L., & Patanè, A. (2019). Realization of Universal Quantum Gates with Spin-Qudits in Colloidal Quantum Dots. Advanced Quantum Technologies, 1-6. doi:10.1002/qute.201900017

Hyperfine interactions in a single Mn‐ion confined in a quantum dot (QD) are exploited to create a qudit, that is, a multilevel quantum‐bit system, with well‐defined, addressable, and robust set of spin states for the realization of universal quantum... Read More

Quantitative assessment of renal structural and functional changes in chronic kidney disease using multi-parametric magnetic resonance imaging (2019)
Journal Article
Buchanan, C. E., Mahmoud, H., Cox, E. F., McCulloch, T., Prestwich, B. L., Taal, M. W., …Francis, S. T. (2019). Quantitative assessment of renal structural and functional changes in chronic kidney disease using multi-parametric magnetic resonance imaging. Nephrology Dialysis Transplantation, doi:10.1093/ndt/gfz129

BACKGROUND: Multi-parametric magnetic resonance imaging (MRI) provides the potential for a more comprehensive non-invasive assessment of organ structure and function than individual MRI measures, but has not previously been comprehensively evaluated... Read More

On-Surface Synthesis within a Porphyrin Nanoring Template (2019)
Journal Article
Judd, C. J., Kondratuk, D. V., Anderson, H. L., & Saywell, A. (2019). On-Surface Synthesis within a Porphyrin Nanoring Template. Scientific Reports, 9, doi:10.1038/s41598-019-45359-w

On-surface synthesis provides a route for the production of 1D and 2D covalently bonded polymeric structures. Such reactions are confined to the surface of a substrate and the catalytic properties of the substrate are often utilised to initiate the r... Read More

The use of convolutional neural networks for modelling large optically-selected strong galaxy-lens samples (2019)
Journal Article
Pearson, J., Li, N., & Dye, S. (2019). The use of convolutional neural networks for modelling large optically-selected strong galaxy-lens samples. Monthly Notices of the Royal Astronomical Society, 488(1), 991-1004. doi:10.1093/mnras/stz1750

We explore the effectiveness of deep learning convolutional neural networks (CNNs) for estimating strong gravitational lens mass model parameters. We have investigated a number of practicalities faced when modelling real image data, such as how netwo... Read More

Probing higher-spin fields from inflation with higher-order statistics of the CMB (2019)
Journal Article
Bordin, L., & Cabass, G. (2019). Probing higher-spin fields from inflation with higher-order statistics of the CMB. Journal of Cosmology and Astroparticle Physics, 2019(June), doi:10.1088/1475-7516/2019/06/050

We investigate the degree to which the Cosmic Microwave Background (CMB) can be used to constrain primordial non-Gaussianity coming from the presence of spinning particles coupled to the inflaton. We compute the TTT and TTTT correlation funct... Read More