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All Outputs (2085)

Increasing AGN sample completeness using long-term near-infrared variability (2024)
Journal Article
Green, K., Elmer, E., Maltby, D. T., Almaini, O., Merrifield, M., & Hartley, W. G. (2024). Increasing AGN sample completeness using long-term near-infrared variability. Monthly Notices of the Royal Astronomical Society, 1-12. https://doi.org/10.1093/mnras/stae1322

In this work, we use 8 years of deep near-infrared imaging to select and study a new set of 601 active galaxies identified through long-term near-infrared (NIR) variability in the UKIDSS Ultra Deep Survey (UDS). These objects are compared to 710 X-ra... Read More about Increasing AGN sample completeness using long-term near-infrared variability.

Intraoperative spectroscopic evaluation of sentinel lymph nodes in breast cancer surgery (2024)
Journal Article
Barkur, S., Boitor, R. A., Mihai, R., Raja Gopal, N. S., Leeney, S., Koloydenko, A. A., …Notingher, I. (2024). Intraoperative spectroscopic evaluation of sentinel lymph nodes in breast cancer surgery. Breast Cancer Research and Treatment, https://doi.org/10.1007/s10549-024-07349-z

Background and objectives: Sentinel lymph node (SLN) biopsy is a standard procedure for patients with breast cancer and normal axilla on imaging. Positive SLNs on histological examination can lead to a subsequent surgery for axillary lymph node clear... Read More about Intraoperative spectroscopic evaluation of sentinel lymph nodes in breast cancer surgery.

Effect of doping on transport properties of InSb epilayers grown by MOCVD and MBE (2024)
Journal Article
Gunes, M., Aydın, M., Donmez, O., Gumus, C., Erol, A., Marroquin, J. F., …Henini, M. (2024). Effect of doping on transport properties of InSb epilayers grown by MOCVD and MBE. Materials Science and Engineering: B, 305, Article 117424. https://doi.org/10.1016/j.mseb.2024.117424

Temperature-dependent carrier transport properties of two InSb epilayers grown on GaAs substrates by Molecular Beam Epitaxy (MBE) and Metal Organic Chemical Vapor Deposition (MOCVD) are investigated. The InSb epilayer grown by MBE was undoped, but th... Read More about Effect of doping on transport properties of InSb epilayers grown by MOCVD and MBE.

Preparation and characterization of various PVPylated divalent metal-doped ferrite nanoparticles for magnetic hyperthermia (2024)
Journal Article
El-Boubbou, K., Lemine, O. M., Algessair, S., Madkhali, N., Al-Najar, B., AlMatri, E., …Henini, M. (2024). Preparation and characterization of various PVPylated divalent metal-doped ferrite nanoparticles for magnetic hyperthermia. RSC Advances, 14(22), 15664-15679. https://doi.org/10.1039/d4ra01600a

There is an incessant demand to keep improving on the heating responses of polymeric magnetic nanoparticles (MNPs) under magnetic excitation, particularly in the pursuit for them to be utilized for clinical hyperthermia applications. Herein, we repor... Read More about Preparation and characterization of various PVPylated divalent metal-doped ferrite nanoparticles for magnetic hyperthermia.

Shadows and properties of spin-induced scalarized black holes with and without a Ricci coupling (2024)
Journal Article
Fernandes, P. G., Burrage, C., Eichhorn, A., & Sotiriou, T. P. (2024). Shadows and properties of spin-induced scalarized black holes with and without a Ricci coupling. Physical Review D, 109(10), Article 104033. https://doi.org/10.1103/physrevd.109.104033

In this work, we explore the properties and shadows of spin-induced scalarized black holes, as well as investigate how a Ricci coupling influences them. Our findings reveal significant deviations from the Kerr metric in terms of the location and geod... Read More about Shadows and properties of spin-induced scalarized black holes with and without a Ricci coupling.

Post‐task responses following working memory and movement are driven by transient spectral bursts with similar characteristics (2024)
Journal Article
Coleman, S. C., Seedat, Z. A., Pakenham, D. O., Quinn, A. J., Brookes, M. J., Woolrich, M. W., & Mullinger, K. J. (2024). Post‐task responses following working memory and movement are driven by transient spectral bursts with similar characteristics. Human Brain Mapping, 45(7), Article e26700. https://doi.org/10.1002/hbm.26700

The post-movement beta rebound has been studied extensively using magnetoencephalography (MEG) and is reliably modulated by various task parameters as well as illness. Our recent study showed that rebounds, which we generalise as “post-task responses... Read More about Post‐task responses following working memory and movement are driven by transient spectral bursts with similar characteristics.

Quantum thermodynamics of boundary time-crystals (2024)
Journal Article
Carollo, F., Lesanovsky, I., Antezza, M., & De Chiara, G. (2024). Quantum thermodynamics of boundary time-crystals. Quantum Science and Technology, 9(3), Article 035024. https://doi.org/10.1088/2058-9565/ad3f42

Time-translation symmetry breaking is a mechanism for the emergence of non-stationary many-body phases, so-called time-crystals, in Markovian open quantum systems. Dynamical aspects of time-crystals have been extensively explored over the recent year... Read More about Quantum thermodynamics of boundary time-crystals.

Primordial black holes as a dark matter candidate - a brief overview (2024)
Journal Article
Green, A. M. (2024). Primordial black holes as a dark matter candidate - a brief overview. Nuclear Physics B, 1003, Article 116494. https://doi.org/10.1016/j.nuclphysb.2024.116494

Historically the most popular dark matter candidates have been new elementary particles, such as Weakly Interacting Massive Particles and axions. However Primordial Black Holes (PBHs), black holes formed from overdensities in the early Universe, are... Read More about Primordial black holes as a dark matter candidate - a brief overview.

Benchmarking discrete truncated Wigner approximation and neural network quantum states with the exact dynamics in a Rydberg atomic chain (2024)
Journal Article
Naik, V., Shenoy, V., Li, W., & Nath, R. (2024). Benchmarking discrete truncated Wigner approximation and neural network quantum states with the exact dynamics in a Rydberg atomic chain. Physica Scripta, 99(6), Article 065925. https://doi.org/10.1088/1402-4896/ad3d9d

We benchmark the discrete truncated Wigner approximation (DTWA) and Neural quantum states (NQS) based on restricted Boltzmann-like machines with the exact excitation and correlation dynamics in a chain of ten Rydberg atoms. The initial state is where... Read More about Benchmarking discrete truncated Wigner approximation and neural network quantum states with the exact dynamics in a Rydberg atomic chain.

Simultaneous whole-head electrophysiological recordings using EEG and OPM-MEG (2024)
Journal Article
Seedat, Z. A., Pier, K. S., Holmes, N., Rea, M., Al-Hilaly, L., Tierney, T. M., …Brookes, M. J. (2024). Simultaneous whole-head electrophysiological recordings using EEG and OPM-MEG. Imaging Neuroscience, 2, 1-15. https://doi.org/10.1162/imag_a_00179

Electroencephalography (EEG) and magnetoencephalography (MEG) non-invasively measure human brain electrophysiology. They differ in nature; MEG offers better performance whilst EEG (a wearable platform) is more practical. They are also complementary,... Read More about Simultaneous whole-head electrophysiological recordings using EEG and OPM-MEG.

The separate effect of halo mass and stellar mass on the evolution of massive disc galaxies (2024)
Journal Article
Zhou, S., Aragón-Salamanca, A., & Merrifield, M. (2024). The separate effect of halo mass and stellar mass on the evolution of massive disc galaxies. Monthly Notices of the Royal Astronomical Society, 530(4), 4082-4093. https://doi.org/10.1093/mnras/stae1127

We analyse a sample of massive disc galaxies selected from the fourth-generation Sloan Digital Sky Survey/Mapping Nearby Galaxies at Apache Point Observatory survey to investigate how the evolution of these galaxies depends on their stellar and halo... Read More about The separate effect of halo mass and stellar mass on the evolution of massive disc galaxies.

A dusty protocluster surrounding the binary galaxy HerBS-70 at z = 2.3 (2024)
Journal Article
Bakx, T. J., Berta, S., Dannerbauer, H., Cox, P., Butler, K. M., Hagimoto, M., …Young, A. J. (2024). A dusty protocluster surrounding the binary galaxy HerBS-70 at z = 2.3. Monthly Notices of the Royal Astronomical Society, 530(4), 4578-4596. https://doi.org/10.1093/mnras/stae1155

We report on deep SCUBA-2 observations at 850 μm and NOrthern Extended Millimetre Array (NOEMA) spectroscopic measurements at 2 mm of the environment surrounding the luminous, massive (M∗ ≈ 2 × 1011 M☉) Herschel-selected source HerBS-70. This source... Read More about A dusty protocluster surrounding the binary galaxy HerBS-70 at z = 2.3.

X-Ray Magnetic Circular Dichroism in Altermagnetic α-MnTe (2024)
Journal Article
Hariki, A., Dal Din, A., Amin, O., Yamaguchi, T., Badura, A., Kriegner, D., …Kuneš, J. (2024). X-Ray Magnetic Circular Dichroism in Altermagnetic α-MnTe. Physical Review Letters, 132(17), Article 176701. https://doi.org/10.1103/physrevlett.132.176701

Altermagnetism is a recently identified magnetic symmetry class combining characteristics of conventional collinear ferromagnets and antiferromagnets, that were regarded as mutually exclusive, and enabling phenomena and functionalities unparalleled i... Read More about X-Ray Magnetic Circular Dichroism in Altermagnetic α-MnTe.

Spectral signatures of vibronic coupling in trapped cold ionic Rydberg systems (2024)
Journal Article
Wilkinson, J. W. P., Li, W., & Lesanovsky, I. (in press). Spectral signatures of vibronic coupling in trapped cold ionic Rydberg systems. Physical Review Letters,

Atoms and ions confined with electric and optical fields form the basis of many current quantum simulation and computing platforms. When excited to high-lying Rydberg states, long-ranged dipole interactions emerge which strongly couple the electronic... Read More about Spectral signatures of vibronic coupling in trapped cold ionic Rydberg systems.

Characterizing tidal features around galaxies in cosmological simulations (2024)
Journal Article
Khalid, A., Brough, S., Martin, G., Kimmig, L., Lagos, C., Remus, R., & Martinez-Lombilla, C. (2024). Characterizing tidal features around galaxies in cosmological simulations. Monthly Notices of the Royal Astronomical Society, 530(4), 4422–4445. https://doi.org/10.1093/mnras/stae1064

Tidal features provide signatures of recent mergers and offer a unique insight into the assembly history of galaxies. The Vera C. Rubin Observatory’s Legacy Survey of Space and Time (LSST) will enable an unprecedentedly large survey of tidal features... Read More about Characterizing tidal features around galaxies in cosmological simulations.

Machine learning-based method for predicting C–V-T characteristics and electrical parameters of GaAs/AlGaAs multi-quantum wells Schottky diodes (2024)
Journal Article
Garoudja, E., Baouta, A., Derbal, A., Filali, W., Oussalah, S., Khelladi, M., …Henini, M. (2024). Machine learning-based method for predicting C–V-T characteristics and electrical parameters of GaAs/AlGaAs multi-quantum wells Schottky diodes. Physica B: Condensed Matter, 685, Article 415998. https://doi.org/10.1016/j.physb.2024.415998

In this work, two models of artificial neural networks are developed to predict the electrical parameters and capacitance-voltage characteristics of GaAs/AlGaAs multi-quantum wells Schottky diodes at different temperatures. Capacitance-Voltage-Temper... Read More about Machine learning-based method for predicting C–V-T characteristics and electrical parameters of GaAs/AlGaAs multi-quantum wells Schottky diodes.

Tripartite quantum Rabi model with trapped Rydberg ions (2024)
Journal Article
Hamlyn, T. J., Zhang, C., Lesanovsky, I., & Li, W. (in press). Tripartite quantum Rabi model with trapped Rydberg ions. Physical Review Research,

We investigate a tripartite quantum Rabi model (TQRM) wherein a bosonic mode concurrently couples to two spin-1/2 particles through a spin-spin interaction, resulting in a spin-spin-boson coupling-a departure from conventional quantum Rabi models fea... Read More about Tripartite quantum Rabi model with trapped Rydberg ions.

Ringdowns for black holes with scalar hair: The large mass case (2024)
Journal Article
D’Addario, G., Padilla, A., Saffin, P. M., Sotiriou, T. P., & Spiers, A. (2024). Ringdowns for black holes with scalar hair: The large mass case. Physical Review D, 109(8), Article 084046. https://doi.org/10.1103/physrevd.109.084046

Deviations from general relativity can alter the quasinormal mode (QNM) ringdown of perturbed black holes. It is known that a shift-symmetric (hence massless) scalar can only introduce black hole hair if it couples to the Gauss-Bonnet invariant, in w... Read More about Ringdowns for black holes with scalar hair: The large mass case.