All Outputs (2150)

Thin Ga2O3 Layers by Thermal Oxidation of van der Waals GaSe Nanostructures for Ultraviolet Photon Sensing (2024)
Journal Article
Cottam, N. D., Dewes, B. T., Shiffa, M., Cheng, T. S., Novikov, S. V., Mellor, C. J., Makarovsky, O., Gonzalez, D., Ben, T., & Patanè, A. (in press). Thin Ga2O3 Layers by Thermal Oxidation of van der Waals GaSe Nanostructures for Ultraviolet Photon Sensing. ACS Applied Nano Materials,

Two-dimensional semiconductors (2DSEM) based on van der Waals crystals offer important avenues for nanotechnologies beyond the constraints of Moore's law and traditional semiconductors, such as silicon (Si). However, their application necessitates pr... Read More about Thin Ga2O3 Layers by Thermal Oxidation of van der Waals GaSe Nanostructures for Ultraviolet Photon Sensing.

Smoothed asymptotics: from number theory to QFT (2024)
Journal Article
Padilla, A., & Smith, R. G. C. (2024). Smoothed asymptotics: from number theory to QFT. Physical Review D, 110(2), Article 025010. https://doi.org/10.1103/PhysRevD.110.025010

Inspired by the method of smoothed asymptotics developed by Terence Tao, we introduce a new ultraviolet regularisation scheme for loop integrals in quantum field theory which we call η regularisation. This reveals a connection between the elimination... Read More about Smoothed asymptotics: from number theory to QFT.

Scalable simulation of nonequilibrium quantum dynamics via classically optimized unitary circuits (2024)
Journal Article
Causer, L., Jung, F., Mitra, A., Pollmann, F., & Gammon-Smith, A. (2024). Scalable simulation of nonequilibrium quantum dynamics via classically optimized unitary circuits. Physical Review Research, 6(3), Article 033062. https://doi.org/10.1103/physrevresearch.6.033062

The advent of near-term digital quantum computers could offer us an exciting opportunity to investigate quantum many-body phenomena beyond that of classical computing. To make the best use of the hardware available, it is paramount that we have metho... Read More about Scalable simulation of nonequilibrium quantum dynamics via classically optimized unitary circuits.

Erratum: Radiative first-order phase transitions to next-to-next-to-leading order [Phys. Rev. D 106, 036012 (2022)] (2024)
Journal Article
Ekstedt, A., Gould, O., & Löfgren, J. (2024). Erratum: Radiative first-order phase transitions to next-to-next-to-leading order [Phys. Rev. D 106, 036012 (2022)]. Physical Review D, 110(1), Article 019901. https://doi.org/10.1103/physrevd.110.019901

LIGHTS. Survey Overview and a Search for Low Surface Brightness Satellite Galaxies (2024)
Journal Article
Zaritsky, D., Golini, G., Donnerstein, R., Trujillo, I., Akhlaghi, M., Chamba, N., D’Onofrio, M., Eskandarlou, S., Hosseini-ShahiSavandi, S. Z., Infante-Sainz, R., Martin, G., Montes, M., Román, J., Sedighi, N., & Sharbaf, Z. (2024). LIGHTS. Survey Overview and a Search for Low Surface Brightness Satellite Galaxies. Astronomical Journal, 168(2), Article 69. https://doi.org/10.3847/1538-3881/ad543f

We present an overview of the LBT Imaging of Galactic Halos and Tidal Structures survey, which currently includes 25 nearby galaxies that are on average ∼1 mag fainter than the Milky Way, and a catalog of 54 low central surface brightness (24 < μ 0,g... Read More about LIGHTS. Survey Overview and a Search for Low Surface Brightness Satellite Galaxies.

The Lyman-limit photon mean free path at the end of late reionization in the Sherwood–Relics simulations (2024)
Journal Article
Feron, J., Conaboy, L., Bolton, J. S., Chapman, E., Haehnelt, M. G., Keating, L. C., Kulkarni, G., & Puchwein, E. (2024). The Lyman-limit photon mean free path at the end of late reionization in the Sherwood–Relics simulations. Monthly Notices of the Royal Astronomical Society, 532(2), 2401-2417. https://doi.org/10.1093/mnras/stae1636

Recent evidence supporting reionization ending at redshift z ≲ 6 includes the rapid redshift evolution of the mean free path, λmfp , for Lyman-limit photons through the intergalactic medium (IGM) at 5 < z < 6. Here, we investigate λmfp predicted by t... Read More about The Lyman-limit photon mean free path at the end of late reionization in the Sherwood–Relics simulations.

Rydberg superatoms: An artificial quantum system for quantum information processing and quantum optics (2024)
Journal Article
Shao, X.-Q., Su, S.-L., Li, L., Nath, R., Wu, J.-H., & Li, W. (in press). Rydberg superatoms: An artificial quantum system for quantum information processing and quantum optics. Applied Physics Reviews,

Dense atom ensembles with Rydberg excitations display intriguing collective effects mediated by their strong, long-range dipole-dipole interactions. These collective effects, often modeled using Rydberg superatoms, have gained significant attention a... Read More about Rydberg superatoms: An artificial quantum system for quantum information processing and quantum optics.

Shock wave generation and propagation in dissipative and nonlocal nonlinear Rydberg media (2024)
Journal Article
Qin, L., Hang, C., Huang, G., & Li, W. (2024). Shock wave generation and propagation in dissipative and nonlocal nonlinear Rydberg media. Physical Review A, 110, Article 013703. https://doi.org/10.1103/PhysRevA.110.013703

We investigate the generation of optical shock waves in strongly interacting Rydberg atomic gases with a spatially homogeneous dissipative potential. The Rydberg atom interaction induces an optical nonlocal nonlinearity. We focus on local nonlinear (... Read More about Shock wave generation and propagation in dissipative and nonlocal nonlinear Rydberg media.

Soft theorems for boostless amplitudes (2024)
Journal Article
Du, Z.-Z., & Stefanyszyn, D. (2024). Soft theorems for boostless amplitudes. Journal of High Energy Physics, 2024(7), Article 11. https://doi.org/10.1007/jhep07%282024%29011

We consider effective field theories (EFTs) of scalar fields with broken Lorentz boosts, which arise by taking the decoupling and flat-space limits of the EFT of inflation, and derive constraints that must be satisfied by the corresponding scattering... Read More about Soft theorems for boostless amplitudes.

Damping wing-like features in the stacked Ly α forest: Potential neutral hydrogen islands at z < 6 (2024)
Journal Article
Zhu, Y., Becker, G. D., Bosman, S. E. I., Cain, C., Keating, L. C., Nasir, F., D’Odorico, V., Bañados, E., Bian, F., Bischetti, M., Bolton, J. S., Chen, H., D’Aloisio, A., Davies, F. B., Davies, R. L., Eilers, A.-C., Fan, X., Gaikwad, P., Greig, B., Haehnelt, M. G., …Yang, J. (2024). Damping wing-like features in the stacked Ly α forest: Potential neutral hydrogen islands at z < 6. Monthly Notices of the Royal Astronomical Society: Letters, 533(1), L49-L56. https://doi.org/10.1093/mnrasl/slae061

Recent quasar absorption line observations suggest that reionization may end as late as z ≈ 5.3. As a means to search for large neutral hydrogen islands at z < 6, we revisit long dark gaps in the Ly β forest in Very Large Telescope/X-Shooter and Keck... Read More about Damping wing-like features in the stacked Ly α forest: Potential neutral hydrogen islands at z < 6.

Developing colloidal nanoparticles for inkjet printing of devices with optical properties tuneable from the UV to the NIR (2024)
Journal Article
Austin, J. S., Xiao, W., Wang, F., Cottam, N. D., Rivers, G., Ward, E. B., …James, T. S. (2024). Developing colloidal nanoparticles for inkjet printing of devices with optical properties tuneable from the UV to the NIR. Journal of Materials Chemistry C, https://doi.org/10.1039/D4TC01917B

Colloidal low-dimensional photo-sensitive nanomaterials have attracted significant interest for optoelectronic device applications where inkjet printing offers a high accuracy and low waste route for their deposition on silicon-based, as well as flex... Read More about Developing colloidal nanoparticles for inkjet printing of devices with optical properties tuneable from the UV to the NIR.

Metal factories in the early universe (2024)
Journal Article
Eales, S., Gomez, H., Dunne, L., Dye, S., & Smith, M. W. L. (2024). Metal factories in the early universe. Monthly Notices of the Royal Astronomical Society, 532(3), 2905–2919. https://doi.org/10.1093/mnras/stae1564

We have estimated the mass of metals in the molecular gas in 13 dusty star-forming galaxies at z ∼ 4 in which the gas, based on previous observations, lies in a cold rotating disk. We estimated the metal masses using either the submillimetre line or... Read More about Metal factories in the early universe.

The Evolution of Galaxies and Clusters at High Spatial Resolution with Advanced X-ray Imaging Satellite (AXIS) (2024)
Journal Article
Russell, H. R., Lopez, L. A., Allen, S. W., Chartas, G., Choudhury, P. P., Dupke, R. A., Fabian, A. C., Flores, A. M., Garofali, K., Hodges-Kluck, E., Koss, M. J., Lanz, L., Lehmer, B. D., Li, J.-T., Maksym, W. P., Mantz, A. B., McDonald, M., Miller, E. D., Mushotzky, R. F., Qiu, Y., …Zhang, C. (2024). The Evolution of Galaxies and Clusters at High Spatial Resolution with Advanced X-ray Imaging Satellite (AXIS). Universe, 10(7), Article 273. https://doi.org/10.3390/universe10070273

Stellar and black hole feedback heat and disperse surrounding cold gas clouds, launching gas flows off circumnuclear and galactic disks, producing a dynamic interstellar medium. On large scales bordering the cosmic web, feedback drives enriched gas o... Read More about The Evolution of Galaxies and Clusters at High Spatial Resolution with Advanced X-ray Imaging Satellite (AXIS).

Reconsidering the dynamical states of galaxy clusters using PCA and UMAP (2024)
Journal Article
Haggar, R., De Luca, F., De Petris, M., Sazonova, E., Taylor, J. E., Knebe, A., …Power, C. (2024). Reconsidering the dynamical states of galaxy clusters using PCA and UMAP. Monthly Notices of the Royal Astronomical Society, 532(1), 1031–1048. https://doi.org/10.1093/mnras/stae1566

Numerous metrics exist to quantify the dynamical state of galaxy clusters, both observationally and within simulations. Many of these correlate strongly with one another, but it is not clear whether all of these measures probe the same intrinsic prop... Read More about Reconsidering the dynamical states of galaxy clusters using PCA and UMAP.

JWST observations of galaxy damping wings during reionization interpreted with cosmological simulations (2024)
Journal Article
Keating, L. C., Bolton, J. S., Cullen, F., Haehnelt, M. G., Puchwein, E., & Kulkarni, G. (2024). JWST observations of galaxy damping wings during reionization interpreted with cosmological simulations. Monthly Notices of the Royal Astronomical Society, 532(2), 1646–1658. https://doi.org/10.1093/mnras/stae1530

Spectra of the highest redshift galaxies taken with JWST are now allowing us to see into the heart of the reionization epoch. Many of these observed galaxies exhibit strong damping wing absorption redward of their Lyman-α emission. These observations... Read More about JWST observations of galaxy damping wings during reionization interpreted with cosmological simulations.

The properties of AGN in dwarf galaxies identified via SED fitting (2024)
Journal Article
Bichang’a, B., Kaviraj, S., Lazar, I., Jackson, R. A., Das, S., Smith, D. J. B., Watkins, A. E., & Martin, G. (2024). The properties of AGN in dwarf galaxies identified via SED fitting. Monthly Notices of the Royal Astronomical Society, 532(1), 613-621. https://doi.org/10.1093/mnras/stae1441

Given their dominance of the galaxy number density, dwarf galaxies are central to our understanding of galaxy formation. While the incidence of active galactic nuclei (AGN) and their impact on galaxy evolution have been extensively studied in massive... Read More about The properties of AGN in dwarf galaxies identified via SED fitting.

Observation of a spontaneous anomalous Hall response in the Mn5Si3 d-wave altermagnet candidate (2024)
Journal Article
Reichlova, H., Lopes Seeger, R., González-Hernández, R., Kounta, I., Schlitz, R., Kriegner, D., …Šmejkal, L. (2024). Observation of a spontaneous anomalous Hall response in the Mn5Si3 d-wave altermagnet candidate. Nature Communications, 15, Article 4961. https://doi.org/10.1038/s41467-024-48493-w

Phases with spontaneous time-reversal (T ) symmetry breaking are sought after for their anomalous physical properties, low-dissipation electronic and spin responses, and information-technology applications. Recently predicted altermagnetic phase feat... Read More about Observation of a spontaneous anomalous Hall response in the Mn5Si3 d-wave altermagnet candidate.

Local versus global environment: The suppression of star formation in the vicinity of galaxy clusters (2024)
Journal Article
de Vos, K., Merrifield, M. R., & Hatch, N. A. (2024). Local versus global environment: The suppression of star formation in the vicinity of galaxy clusters. Monthly Notices of the Royal Astronomical Society, 531(4), 4383–4390. https://doi.org/10.1093/mnras/stae1403

In order to examine where, how and why the quenching of star formation begins in the outskirts of galaxy clusters, we investigate the de-projected radial distribution of a large sample of quenched and star-forming galaxies (SFGs) out to 30R500 around... Read More about Local versus global environment: The suppression of star formation in the vicinity of galaxy clusters.

Black holes in multimetric gravity (2024)
Journal Article
Wood, K., Saffin, P. M., & Avgoustidis, A. (2024). Black holes in multimetric gravity. Physical Review D, 109(12), Article 124006. https://doi.org/10.1103/physrevd.109.124006

We construct a wide class of black hole solutions to the general theory of ghost-free multimetric gravity in arbitrary spacetime dimension, extending and generalizing the known results in four-dimensional dRGT massive gravity and bigravity. The solut... Read More about Black holes in multimetric gravity.

Tracking head movement inside an MR scanner using electromagnetic coils (2024)
Journal Article
Bhuiyan, E. H., Chowdhury, M. E., & Glover, P. M. (2024). Tracking head movement inside an MR scanner using electromagnetic coils. Heliyon, 10(13), Article e32199. https://doi.org/10.1016/j.heliyon.2024.e32199

Prospective motion corrections in brain imaging for MRI are fairly challenging. Monitoring involuntary head movement inside MR scanner is crucial for prospective motion correction. This initial study delves into utilizing simulations to track the hea... Read More about Tracking head movement inside an MR scanner using electromagnetic coils.