All Outputs (183)

MRI tagging of colonic chyme mixing in healthy subjects: Inter‐observer variability and reliability of the measurement with time (2023)
Journal Article
Alshammari, M. T., Alyami, A. S., Wilkinson-Smith, V., Spiller, R. C., Gowland, P., Marciani, L., …Hoad, C. L. (2023). MRI tagging of colonic chyme mixing in healthy subjects: Inter‐observer variability and reliability of the measurement with time. Neurogastroenterology and Motility, 35(8), Article e14610. https://doi.org/10.1111/nmo.14610

Background: Magnetic resonance imaging (MRI) tagging techniques have been applied to the GI tract to assess bowel contractions and content mixing. We aimed to evaluate the dependence of a tagging measurement (for assessing chyme mixing) on inter-obse... Read More about MRI tagging of colonic chyme mixing in healthy subjects: Inter‐observer variability and reliability of the measurement with time.

Preparation and Optical Properties of PVDF-CaFe2O4 Polymer Nanocomposite Films (2023)
Journal Article
Alhassan, S., Alshammari, M., Alshammari, K., Alotaibi, T., Alshammari, A. H., Fawaz, Y., …Henini, M. (2023). Preparation and Optical Properties of PVDF-CaFe2O4 Polymer Nanocomposite Films. Polymers, 15(9), Article 2232. https://doi.org/10.3390/polym15092232

In this work, a synthesis technique for highly homogeneous PVDF-CaFe2O4 polymer films direct from solution was developed. The structural characterizations were conducted using XRD, FTIR, and ESEM experimental techniques. The XRD characteristic peaks... Read More about Preparation and Optical Properties of PVDF-CaFe2O4 Polymer Nanocomposite Films.

Antiferromagnetic half-skyrmions electrically generated and controlled at room temperature (2023)
Journal Article
Amin, O. J., Poole, S. F., Reimers, S., Barton, L. X., Dal Din, A., Maccherozzi, F., …Wadley, P. (2023). Antiferromagnetic half-skyrmions electrically generated and controlled at room temperature. Nature Nanotechnology, 18(8), 849-853. https://doi.org/10.1038/s41565-023-01386-3

Topologically protected magnetic textures are promising candidates for information carriers in future memory devices, as they can be efficiently propelled at very high velocities using current-induced spin torques. These textures—nanoscale whirls in... Read More about Antiferromagnetic half-skyrmions electrically generated and controlled at room temperature.

Enabling ambulatory movement in wearable magnetoencephalography with matrix coil active magnetic shielding (2023)
Journal Article
Holmes, N., Rea, M., Hill, R. M., Leggett, J., Edwards, L. J., Hobson, P. J., …Bowtell, R. (2023). Enabling ambulatory movement in wearable magnetoencephalography with matrix coil active magnetic shielding. NeuroImage, 274, Article 120157. https://doi.org/10.1016/j.neuroimage.2023.120157

The ability to collect high-quality neuroimaging data during ambulatory participant movement would enable a wealth of neuroscientific paradigms. Wearable magnetoencephalography (MEG) based on optically pumped magnetometers (OPMs) has the potential to... Read More about Enabling ambulatory movement in wearable magnetoencephalography with matrix coil active magnetic shielding.

Experimental electronic structure of the electrically switchable antiferromagnet CuMnAs (2023)
Journal Article
Linn, A. G., Hao, P., Gordon, K. N., Narayan, D., Berggren, B. S., Speiser, N., …Dessau, D. S. (2023). Experimental electronic structure of the electrically switchable antiferromagnet CuMnAs. npj Quantum Materials, 8(1), Article 19. https://doi.org/10.1038/s41535-023-00554-x

Tetragonal CuMnAs is a room temperature antiferromagnet with an electrically reorientable Néel vector and a Dirac semimetal candidate. Direct measurements of the electronic structure of single-crystalline thin films of tetragonal CuMnAs using angle-r... Read More about Experimental electronic structure of the electrically switchable antiferromagnet CuMnAs.

Derivation of field theory for the classical dimer model using bosonization (2023)
Journal Article
Wilkins, N., & Powell, S. (2023). Derivation of field theory for the classical dimer model using bosonization. Physical Review E, 107(5), Article 054126. https://doi.org/10.1103/PhysRevE.107.054126

We derive a field theory for the two-dimensional classical dimer model by applying bosonization to Lieb's (fermionic) transfer-matrix solution. Our constructive approach gives results that are consistent with the well-known height theory, previously... Read More about Derivation of field theory for the classical dimer model using bosonization.

High-Sensitivity Rydberg-Atom-Based Phase-Modulation Receiver for Frequency-Division-Multiplexing Communication (2023)
Journal Article
Cai, Y., Shi, S., Zhou, Y., Li, Y., Yu, J., Li, W., & Li, L. (2023). High-Sensitivity Rydberg-Atom-Based Phase-Modulation Receiver for Frequency-Division-Multiplexing Communication. Physical Review Applied, 19(4), Article 044079. https://doi.org/10.1103/PhysRevApplied.19.044079

Due to the exaggerated properties of highly excited atomic states, a Rydberg-atom-based microwave receiver holds the promise to achieve superior performances in microwave metrology and communication when compared to conventional antennas. However, de... Read More about High-Sensitivity Rydberg-Atom-Based Phase-Modulation Receiver for Frequency-Division-Multiplexing Communication.

A shared neural basis underlying psychiatric comorbidity (2023)
Journal Article
Xie, C., Xiang, S., Shen, C., Peng, X., Kang, J., Li, Y., …ZIB Consortium. (2023). A shared neural basis underlying psychiatric comorbidity. Nature Medicine, 29(5), 1232-1242. https://doi.org/10.1038/s41591-023-02317-4

Recent studies proposed a general psychopathology factor underlying common comorbidities among psychiatric disorders. However, its neurobiological mechanisms and generalizability remain elusive. In this study, we used a large longitudinal neuroimagin... Read More about A shared neural basis underlying psychiatric comorbidity.

Discrete time translation symmetry breaking in a Josephson junction laser (2023)
Journal Article
Lang, B., Morley, G. F., & Armour, A. D. (2023). Discrete time translation symmetry breaking in a Josephson junction laser. Physical review B: Condensed matter and materials physics, 107(14), Article 144509. https://doi.org/10.1103/PhysRevB.107.144509

A Josephson junction laser is realized when a microwave cavity is driven by a voltage-biased Josephson junction. Through the ac Josephson effect, a dc voltage generates a periodic drive that acts on the cavity and generates interactions between its m... Read More about Discrete time translation symmetry breaking in a Josephson junction laser.

The role of mass and environment in the build-up of the quenched galaxy population since cosmic noon (2023)
Journal Article
Taylor, E., Almaini, O., Merrifield, M., Maltby, D., Wild, V., Hartley, W. G., & Rowlands, K. (2023). The role of mass and environment in the build-up of the quenched galaxy population since cosmic noon. Monthly Notices of the Royal Astronomical Society, 522(2), 2297-2306. https://doi.org/10.1093/mnras/stad1098

We conduct the first study of how the relative quenching probability of galaxies depends on environment over the redshift range 0.5 < z < 3, using data from the UKIDSS Ultra-Deep Survey. By constructing the stellar mass functions for quiescent and po... Read More about The role of mass and environment in the build-up of the quenched galaxy population since cosmic noon.

Optical Monitoring of In Situ Iron Loading into Single, Native Ferritin Proteins (2023)
Journal Article
Yousefi, A., Ying, C., Parmenter, C. D. J., Assadipapari, M., Sanderson, G., Zheng, Z., …Rahmani, M. (2023). Optical Monitoring of In Situ Iron Loading into Single, Native Ferritin Proteins. Nano Letters, 23(8), 3251-3258. https://doi.org/10.1021/acs.nanolett.3c00042

Ferritin is a protein that stores and releases iron to prevent diseases associated with iron dysregulation in plants, animals, and bacteria. The conversion between iron-loaded holo-ferritin and empty apo-ferritin is an important process for iron regu... Read More about Optical Monitoring of In Situ Iron Loading into Single, Native Ferritin Proteins.

Thermodynamic geometry of ideal quantum gases: a general framework and a geometric picture of BEC-enhanced heat engines (2023)
Journal Article
Eglinton, J., Pyhäranta, T., Saito, K., & Brandner, K. (2023). Thermodynamic geometry of ideal quantum gases: a general framework and a geometric picture of BEC-enhanced heat engines. New Journal of Physics, 25(4), Article 043014. https://doi.org/10.1088/1367-2630/acc966

Thermodynamic geometry provides a physically transparent framework to describe thermodynamic processes in meso- and micro-scale systems that are driven by slow variations of external control parameters. Focusing on periodic driving for thermal machin... Read More about Thermodynamic geometry of ideal quantum gases: a general framework and a geometric picture of BEC-enhanced heat engines.

Electroluminescence from a phthalocyanine monolayer encapsulated in a van der Waals tunnel diode (2023)
Journal Article
James, T., Bradford, J., Kerfoot, J., Korolkov, V. V., Alkhamisi, M., Taniguchi, T., …Beton, P. H. (2023). Electroluminescence from a phthalocyanine monolayer encapsulated in a van der Waals tunnel diode. Molecular Physics, 121(7-8), Article e2197081. https://doi.org/10.1080/00268976.2023.2197081

Monolayers of free base phthalocyanine (H2Pc) are grown on monolayer and few-layer exfoliated flakes of hexagonal boron nitride (hBN) which are subsequently integrated into a van der Waals tunnel diode. This heterostructure consists of two thin hBN f... Read More about Electroluminescence from a phthalocyanine monolayer encapsulated in a van der Waals tunnel diode.

Galaxy pairs in THE THREE HUNDRED simulations II: studying bound ones and identifying them via machine learning (2023)
Journal Article
Contreras-Santos, A., Knebe, A., Cui, W., Haggar, R., Pearce, F., Gray, M., …Yepes, G. (2023). Galaxy pairs in THE THREE HUNDRED simulations II: studying bound ones and identifying them via machine learning. Monthly Notices of the Royal Astronomical Society, 522(1), 1270-1287. https://doi.org/10.1093/mnras/stad1061

Using the data set of The Three Hundred project, i.e. 324 hydrodynamical resimulations of cluster-sized haloes and the regions of radius 15 around them, we study galaxy pairs in high-density environments. By projecting the galaxies' 3D coordinates on... Read More about Galaxy pairs in THE THREE HUNDRED simulations II: studying bound ones and identifying them via machine learning.

Opportunities for new physics searches with heavy ions at colliders (2023)
Journal Article
d’Enterria, D., Drewes, M., Giammanco, A., Hajer, J., Bratkovskaya, E., Bruce, R., …Upreti, A. (2023). Opportunities for new physics searches with heavy ions at colliders. Journal of Physics G: Nuclear and Particle Physics, 50(5), Article 050501. https://doi.org/10.1088/1361-6471/acc197

Opportunities for searches for phenomena beyond the Standard Model (BSM) using heavy-ions beams at high energies are outlined. Different BSM searches proposed in the last years in collisions of heavy ions, mostly at the Large Hadron Collider, are sum... Read More about Opportunities for new physics searches with heavy ions at colliders.

Discovering strongly lensed quasar candidates with catalogue-based methods from DESI Legacy Surveys (2023)
Journal Article
He, Z., Li, N., Cao, X., Li, R., Zou, H., & Dye, S. (2023). Discovering strongly lensed quasar candidates with catalogue-based methods from DESI Legacy Surveys. Astronomy and Astrophysics, 672, Article A123. https://doi.org/10.1051/0004-6361/202245484

Context. The Hubble tension, revealed by a ~5σ discrepancy between measurements of the Hubble-Lemaitre constant among observations of the early and local Universe, is one of the most significant problems in modern cosmology. In order to better unders... Read More about Discovering strongly lensed quasar candidates with catalogue-based methods from DESI Legacy Surveys.

Maximally entangled Rydberg-atom pairs via Landau-Zener sweeps (2023)
Journal Article
Varghese, D., Wüster, S., Li, W., & Nath, R. (2023). Maximally entangled Rydberg-atom pairs via Landau-Zener sweeps. Physical Review A, 107(4), Article 043311. https://doi.org/10.1103/PhysRevA.107.043311

We analyze the formation of maximally entangled Rydberg atom pairs subjected to Landau-Zener sweeps of the atom-light detuning. Though the populations reach a steady value at longer times, the phases evolve continuously, leading to periodic oscillati... Read More about Maximally entangled Rydberg-atom pairs via Landau-Zener sweeps.

Casimir-Polder interactions of S-state Rydberg atoms with graphene (2023)
Journal Article
Wongcharoenbhorn, K., Koller, C., Fromhold, T. M., & Li, W. (2023). Casimir-Polder interactions of S-state Rydberg atoms with graphene. Physical Review A, 107(4), Article 043308. https://doi.org/10.1103/PhysRevA.107.043308

We investigate the thermal Casimir-Polder (CP) potential of 87Rb atoms in Rydberg nS-states near single- and double-layer graphene, and briefly look into the lifetimes near graphene-hexagonal boron nitride (hBN) multilayered structures. The dependenc... Read More about Casimir-Polder interactions of S-state Rydberg atoms with graphene.

Optimal Sampling of Dynamical Large Deviations in Two Dimensions via Tensor Networks (2023)
Journal Article
Causer, L., Bañuls, M. C., & Garrahan, J. P. (2023). Optimal Sampling of Dynamical Large Deviations in Two Dimensions via Tensor Networks. Physical Review Letters, 130(14), Article 147401. https://doi.org/10.1103/PhysRevLett.130.147401

We use projected entangled-pair states (PEPS) to calculate the large deviation statistics of the dynamical activity of the two-dimensional East model, and the two-dimensional symmetric simple exclusion process (SSEP) with open boundaries, in lattices... Read More about Optimal Sampling of Dynamical Large Deviations in Two Dimensions via Tensor Networks.

Rabi- and Blockade-Error-Resilient All-Geometric Rydberg Quantum Gates (2023)
Journal Article
Su, S. L., Sun, L. N., Liu, B. J., Yan, L. L., Yung, M. H., Li, W., & Feng, M. (2023). Rabi- and Blockade-Error-Resilient All-Geometric Rydberg Quantum Gates. Physical Review Applied, 19(4), Article 044007. https://doi.org/10.1103/PhysRevApplied.19.044007

We propose a nontrivial two-qubit gate scheme in which Rydberg atoms are subject to designed pulses resulting from geometric evolution processes. By utilizing hybrid robust nonadiabatic and adiabatic geometric operations on the control atom and targe... Read More about Rabi- and Blockade-Error-Resilient All-Geometric Rydberg Quantum Gates.