Outputs (170)

Magnetophonon spectroscopy of Dirac fermion scattering by transverse and longitudinal acoustic phonons in graphene (2019)
Journal Article
Greenaway, M. T., Krishna Kumar, R., Kumaravadivel, P., Geim, A. K., & Eaves, L. (2019). Magnetophonon spectroscopy of Dirac fermion scattering by transverse and longitudinal acoustic phonons in graphene. Physical Review B, 100(15), Article 155120. https://doi.org/10.1103/physrevb.100.155120

Recently observed magnetophonon resonances in the magnetoresistance of graphene are investigated using the Kubo formalism. This analysis provides a quantitative fit to the magnetophonon resonances over a wide range of carrier densities. It demonstrat... Read More about Magnetophonon spectroscopy of Dirac fermion scattering by transverse and longitudinal acoustic phonons in graphene.

Period-n discrete time crystals and quasicrystals with ultracold bosons (2019)
Journal Article
Pizzi, A., Knolle, J., & Nunnenkamp, A. (2019). Period-n discrete time crystals and quasicrystals with ultracold bosons. Physical Review Letters, 123(15), Article 150601. https://doi.org/10.1103/PhysRevLett.123.150601

We investigate the out-of-equilibrium properties of a system of interacting bosons in a ring lattice. We present a Floquet driving that induces clockwise (counterclockwise) circulation of the particles among the odd (even) sites of the ring which can... Read More about Period-n discrete time crystals and quasicrystals with ultracold bosons.

Open quantum dynamics induced by light scalar fields (2019)
Journal Article
Burrage, C., Käding, C., Millington, P., & Minár, J. (2019). Open quantum dynamics induced by light scalar fields. Physical Review D, 100(7), Article 076003. https://doi.org/10.1103/PhysRevD.100.076003

We consider the impact of a weakly coupled environment comprising a light scalar field on the open dynamics of a quantum test mass, resulting in a master equation for the test mass that features corrections to the coherent dynamics, as well as decohe... Read More about Open quantum dynamics induced by light scalar fields.

Exploring Reionization-era Quasars. III. Discovery of 16 Quasars at 6.4 ≲ z ≲ 6.9 with DESI Legacy Imaging Surveys and the UKIRT Hemisphere Survey and Quasar Luminosity Function at z ∼ 6.7 (2019)
Journal Article
Myers, A. D., Wang, F., Yang, J., Fan, X., Wu, X.-B., Yue, M., Li, J.-T., Bian, F., Jiang, L., Bañados, E., Schindler, J.-T., Findlay, J. R., Davies, F. B., Decarli, R., Farina, E. P., Green, R., Hennawi, J. F., Huang, Y.-H., Mazzuccheli, C., McGreer, I. D., …Nunez, E. H. (2019). Exploring Reionization-era Quasars. III. Discovery of 16 Quasars at 6.4 ≲ z ≲ 6.9 with DESI Legacy Imaging Surveys and the UKIRT Hemisphere Survey and Quasar Luminosity Function at z ∼ 6.7. Astrophysical Journal, 884(1), Article 30. https://doi.org/10.3847/1538-4357/ab2be5

This is the third paper in a series aimed at finding reionization-era quasars with the combination of DESI Legacy imaging Surveys (DELS), the Pan-STARRS1 (PS1) Survey, and near-infrared imaging surveys, such as the UKIRT Hemisphere Survey (UHS), as w... Read More about Exploring Reionization-era Quasars. III. Discovery of 16 Quasars at 6.4 ≲ z ≲ 6.9 with DESI Legacy Imaging Surveys and the UKIRT Hemisphere Survey and Quasar Luminosity Function at z ∼ 6.7.

Nonlinear light diffraction by electromagnetically induced gratings with PT symmetry in a Rydberg atomic gas (2019)
Journal Article
Hang, C., Li, W., & Huang, G. (2019). Nonlinear light diffraction by electromagnetically induced gratings with PT symmetry in a Rydberg atomic gas. Physical Review A, 100(4), 1-13. https://doi.org/10.1103/physreva.100.043807

Understanding and manipulating the non-Hermitian optical property based on coherent atomic gases is of great importance and has attracted much theoretical and experimental attentions. Advancing this study to the nonlinear optics regime is highly desi... Read More about Nonlinear light diffraction by electromagnetically induced gratings with PT symmetry in a Rydberg atomic gas.

Identification of neurobehavioural symptom groups based on shared brain mechanisms (2019)
Journal Article
Ing, A., Sӓmann, P. G., Chu, C., Tay, N., Biondo, F., Jia, T., Wolfers, T., Desrivières, S., Robert, G., Banaschewski, T., Bokde, A. L., Bromberg, U., Büchel, C., Conrod, P., Fadai, T., Flor, H., Frouin, V., Garavan, H., Spechler, P. A., Gowland, P., …IMAGEN Consortium. (2019). Identification of neurobehavioural symptom groups based on shared brain mechanisms. Nature Human Behaviour, 3, 1306–1318. https://doi.org/10.1038/s41562-019-0738-8

Most psychopathological disorders develop in adolescence. The biological basis for this development is poorly understood. To enhance diagnostic characterization and develop improved targeted interventions, it is critical to identify behavioural sympt... Read More about Identification of neurobehavioural symptom groups based on shared brain mechanisms.

Galaxy Zoo: probabilistic morphology through Bayesian CNNs and active learning (2019)
Journal Article
Walmsley, M., Smith, L., Lintott, C., Gal, Y., Bamford, S., Dickinson, H., Fortson, L., Kruk, S., Masters, K., Scarlata, C., Simmons, B., Smethurst, R., & Wright, D. (2020). Galaxy Zoo: probabilistic morphology through Bayesian CNNs and active learning. Monthly Notices of the Royal Astronomical Society, 491(2), 1554-1574. https://doi.org/10.1093/mnras/stz2816

We use Bayesian convolutional neural networks and a novel generative model of Galaxy Zoo volunteer responses to infer posteriors for the visual morphology of galaxies. Bayesian CNN can learn from galaxy images with uncertain labels and then, for prev... Read More about Galaxy Zoo: probabilistic morphology through Bayesian CNNs and active learning.

Spitzer Catalog of Herschel-selected Ultrared Dusty Star-forming Galaxies (2019)
Journal Article
Ma, J., Cooray, A., Nayyeri, H., Ghotbi, N., Ivison, R., Brown, A., Oteo, I., Duivenvoorden, S., Greenslade, J., Clements, D., Wardlow, J., Battisti, A., da Cunha, E., Ashby, M. L., Perez-Fournon, I., Riechers, D., Oliver, S., Eales, S., Negrello, M., Dye, S., …Valiante, E. (2019). Spitzer Catalog of Herschel-selected Ultrared Dusty Star-forming Galaxies. Astrophysical Journal Supplement, 244(2), 1-19. https://doi.org/10.3847/1538-4365/ab4194

The largest Herschel extragalactic surveys, H-ATLAS and HerMES, have selected a sample of “ultrared” dusty, star-forming galaxies (DSFGs) with rising SPIRE flux densities (S500 > S350 > S250, so-called “500 μm-risers”) as an efficient way for identif... Read More about Spitzer Catalog of Herschel-selected Ultrared Dusty Star-forming Galaxies.

Radio Spectra and Sizes of Atacama Large Millimeter/submillimeter Array-identified Submillimeter Galaxies: Evidence of Age-related Spectral Curvature and Cosmic-Ray Diffusion? (2019)
Journal Article
Thomson, A. P., Smail, I., Swinbank, A. M., Simpson, J. M., Arumugam, V., Stach, S., Murphy, E. J., Rujopakarn, W., Almaini, O., An, F., Blain, A. W., Chen, C. C., Cooke, E. A., Dudzevičiūtė, U., Edge, A. C., Farrah, D., Gullberg, B., Hartley, W., Ibar, E., Maltby, D., …Wardlow, J. L. (2019). Radio Spectra and Sizes of Atacama Large Millimeter/submillimeter Array-identified Submillimeter Galaxies: Evidence of Age-related Spectral Curvature and Cosmic-Ray Diffusion?. Astrophysical Journal, 883(2), Article 204. https://doi.org/10.3847/1538-4357/ab32e7

© 2019 The American Astronomical Society. All rights reserved. We analyze the multifrequency radio spectral properties of 41 6 GHz-detected Atacama Large Millimeter/submillimeter Array (ALMA)-identified, submillimeter galaxies (SMGs), observed at 610... Read More about Radio Spectra and Sizes of Atacama Large Millimeter/submillimeter Array-identified Submillimeter Galaxies: Evidence of Age-related Spectral Curvature and Cosmic-Ray Diffusion?.

A comprehensive study on the effects of gamma radiation on the physical properties of a two-dimensional WS2 monolayer semiconductor (2019)
Journal Article
Felix, J. F., Da Silva, A. F., Da Silva, S. W., Qu, F., Qiu, B., Ren, J., De Azevedo, W. M., Henini, M., & Huang, C. C. (2020). A comprehensive study on the effects of gamma radiation on the physical properties of a two-dimensional WS2 monolayer semiconductor. Nanoscale Horizons, 5(2), 259-267. https://doi.org/10.1039/c9nh00414a

© 2020 The Royal Society of Chemistry. This article reports the effects of gamma radiation on the structural, optical and magnetic properties of monolayer tungsten disulfide (WS2) grown by a scalable van der Waals epitaxial (VdWE) process on a SiO2 c... Read More about A comprehensive study on the effects of gamma radiation on the physical properties of a two-dimensional WS2 monolayer semiconductor.