All Outputs (236)

The black widow pulsar J1641+8049 in the optical, radio, and X-rays (2023)
Journal Article
Kirichenko, A. Y., Zharikov, S. V., Karpova, A. V., Fonseca, E., Zyuzin, D. A., Shibanov, Y. A., López, E. A., Gilfanov, M. R., Cabrera-Lavers, A., Geier, S., Dong, F. A., Good, D. C., McKee, J. W., Meyers, B. W., Stairs, I. H., McLaughlin, M. A., & Swiggum, J. K. (2024). The black widow pulsar J1641+8049 in the optical, radio, and X-rays. Monthly notices of the Royal Astronomical Society, 527(3), 4563-4572. https://doi.org/10.1093/mnras/stad3391

PSR J1641+8049 is a 2 ms black widow pulsar with the 2.2 h orbital period detected in the radio and γ -rays. We performed new phase-resolved multiband photometry of PSR J1641+8049 using the OSIRIS instrument at the Gran Telescopio Canarias. The obtai... Read More about The black widow pulsar J1641+8049 in the optical, radio, and X-rays.

Periodic interstellar scintillation variations of PSRs J0613–0200 and J0636+5128 associated with the Local Bubble shell (2023)
Journal Article
Liu, Y., Main, R. A., Verbiest, J. P., Wu, Z., Ambalappat, K. M., Lu, J., Champion, D. J., Cognard, I., Guillemot, L., Liu, K., McKee, J. W., Porayko, N., Shaifullah, G. M., & Theureau, G. (2023). Periodic interstellar scintillation variations of PSRs J0613–0200 and J0636+5128 associated with the Local Bubble shell. Science China Physics, Mechanics and Astronomy, 66(11), Article 119512. https://doi.org/10.1007/s11433-023-2182-6

Annual variations of interstellar scintillation can be modelled to constrain parameters of the ionized interstellar medium. If a pulsar is in a binary system, then investigating the orbital parameters is possible through analysis of the orbital varia... Read More about Periodic interstellar scintillation variations of PSRs J0613–0200 and J0636+5128 associated with the Local Bubble shell.

The loneliest galaxies in the Universe: a GAMA and Galaxy Zoo study on void galaxy morphology (2023)
Journal Article
Porter, L. E., Holwerda, B. W., Kruk, S., Lara-López, M., Pimbblet, K. A., Henry, C. P., Casura, S., & Kelvin, L. S. (2023). The loneliest galaxies in the Universe: a GAMA and Galaxy Zoo study on void galaxy morphology. Monthly notices of the Royal Astronomical Society, 524(4), 5768-5780. https://doi.org/10.1093/mnras/stad1125

The large-scale structure of the Universe is comprised of galaxy filaments, tendrils, and voids. The majority of the Universe's volume is taken up by these voids, which exist as underdense, but not empty, regions. The galaxies found inside these void... Read More about The loneliest galaxies in the Universe: a GAMA and Galaxy Zoo study on void galaxy morphology.

Hydrodynamic simulations of the disc of gas around supermassive black holes (HDGAS) -I. Molecular gas dynamics (2023)
Journal Article
Raouf, M., Viti, S., García-Burillo, S., Richings, A. J., Schaye, J., Bemis, A., Nobels, F. S., Guainazzi, M., Huang, K. Y., Schaller, M., Impellizzeri, V., & Holdship, J. (2023). Hydrodynamic simulations of the disc of gas around supermassive black holes (HDGAS) -I. Molecular gas dynamics. Monthly notices of the Royal Astronomical Society, 524(1), 786-800. https://doi.org/10.1093/mnras/stad1957

We present hydrodynamic simulations of the interstellar medium (ISM) within the circumnuclear disc (CND) of a typical active galactic nucleus (AGN)-dominated galaxy influenced by mechanical feedback from an AGN. The simulations are coupled with the C... Read More about Hydrodynamic simulations of the disc of gas around supermassive black holes (HDGAS) -I. Molecular gas dynamics.

Real-time social media sentiment analysis for rapid impact assessment of floods (2023)
Journal Article
Bryan-Smith, L., Godsall, J., George, F., Egode, K., Dethlefs, N., & Parsons, D. (2023). Real-time social media sentiment analysis for rapid impact assessment of floods. Computers & geosciences, 178, Article 105405. https://doi.org/10.1016/j.cageo.2023.105405

Traditional approaches to flood modelling mostly rely on hydrodynamic physical simulations. While these simulations can be accurate, they are computationally expensive and prohibitively so when thinking about real-time prediction based on dynamic env... Read More about Real-time social media sentiment analysis for rapid impact assessment of floods.

From Raising Awareness to a Behavioural Change: A Case Study of Indoor Air Quality Improvement Using IoT and COM-B Model (2023)
Journal Article
Kureshi, R. R., Thakker, D., Mishra, B. K., & Barnes, J. (2023). From Raising Awareness to a Behavioural Change: A Case Study of Indoor Air Quality Improvement Using IoT and COM-B Model. Sensors, 23(7), Article 3613. https://doi.org/10.3390/s23073613

The topic of indoor air pollution has yet to receive the same level of attention as ambient pollution. We spend considerable time indoors, and poorer indoor air quality affects most of us, particularly people with respiratory and other health conditi... Read More about From Raising Awareness to a Behavioural Change: A Case Study of Indoor Air Quality Improvement Using IoT and COM-B Model.

Sensing dynamic human activity zones using geo-tagged big data in Greater London, UK during the COVID-19 pandemic (2023)
Journal Article
Chen, T., Zhu, D., Cheng, T., Gao, X., & Chen, H. (2023). Sensing dynamic human activity zones using geo-tagged big data in Greater London, UK during the COVID-19 pandemic. PLoS ONE, 18(1 January), Article e0277913. https://doi.org/10.1371/journal.pone.0277913

Exploration of dynamic human activity gives significant insights into understanding the urban environment and can help to reinforce scientific urban management strategies. Lots of studies are arising regarding the significant human activity changes i... Read More about Sensing dynamic human activity zones using geo-tagged big data in Greater London, UK during the COVID-19 pandemic.

Modelling strong lenses from wide-field ground-based observations in KiDS and GAMA (2023)
Journal Article
Knabel, S., Holwerda, B. W., Nightingale, J., Treu, T., Bilicki, M., Brough, S., Driver, S., Finnerty, L., Haberzettl, L., Hegde, S., Hopkins, A. M., Kuijken, K., Liske, J., Pimblett, A. K., Steele, R. C., & Wright, A. H. (2023). Modelling strong lenses from wide-field ground-based observations in KiDS and GAMA. Monthly notices of the Royal Astronomical Society, 520(1), 804-827. https://doi.org/10.1093/mnras/stad133

Despite the success of galaxy-scale strong gravitational lens studies with Hubble-quality imaging, a number of well-studied strong lenses remains small. As a result, robust comparisons of the lens models to theoretical predictions are difficult. This... Read More about Modelling strong lenses from wide-field ground-based observations in KiDS and GAMA.

Rapid disc settling and the transition from bursty to steady star formation in Milky Way-mass galaxies (2022)
Journal Article
Gurvich, A. B., Stern, J., Faucher-Giguère, C. A., Hopkins, P. F., Wetzel, A., Moreno, J., Hayward, C. C., Richings, A. J., & Hafen, Z. (2023). Rapid disc settling and the transition from bursty to steady star formation in Milky Way-mass galaxies. Monthly notices of the Royal Astronomical Society, 519(2), 2598-2614. https://doi.org/10.1093/mnras/stac3712

Recent observations and simulations indicate substantial evolution in the properties of galaxies with time, wherein rotationally supported and steady thin discs (like those frequently observed in the local Universe) emerge from galaxies that are clum... Read More about Rapid disc settling and the transition from bursty to steady star formation in Milky Way-mass galaxies.

Smart Face Masks for Covid-19 Pandemic Management: A Concise Review of Emerging Architectures, Challenges and Future Research Directions (2022)
Journal Article
Fagbola, T. M., Fagbola, F. I., Aroba, O. J., Doshi, R., Hiran, K. K., & Thakur, S. C. (2023). Smart Face Masks for Covid-19 Pandemic Management: A Concise Review of Emerging Architectures, Challenges and Future Research Directions. IEEE sensors journal, 23(2), 877-888. https://doi.org/10.1109/JSEN.2022.3225067

Smart sensing technology has been playing tremendous roles in digital healthcare management over time with great impacts. Lately, smart sensing has awoken the world by the advent of Smart Face Masks (SFM) in the global fight against the deadly Corona... Read More about Smart Face Masks for Covid-19 Pandemic Management: A Concise Review of Emerging Architectures, Challenges and Future Research Directions.

Galaxy and Mass Assembly (GAMA): Extended intragroup light in a group at z = 0.2 from deep Hyper Suprime-Cam images (2022)
Journal Article
Pimbblet, K. A., Martínez-Lombilla, C., Brough, S., Montes, M., Baena-Gallé, R., Akhlaghi, M., Infante-Sainz, R., Driver, S. P., Holwerda, B. W., & Robotham, A. S. (2023). Galaxy and Mass Assembly (GAMA): Extended intragroup light in a group at z = 0.2 from deep Hyper Suprime-Cam images. Monthly notices of the Royal Astronomical Society, 518(1), 1195-1213. https://doi.org/10.1093/mnras/stac3119

We present a pilot study to assess the potential of Hyper Suprime-Cam Public Data Release 2 (HSC-PDR2) images for the analysis of extended faint structures within groups of galaxies. We examine the intragroup light (IGL) of the group 400138 (Mdyn = 1... Read More about Galaxy and Mass Assembly (GAMA): Extended intragroup light in a group at z = 0.2 from deep Hyper Suprime-Cam images.

Creating a Classification Module to Analysis the Usage of Mobile Health Apps (2022)
Journal Article
Azuma, K., Al Jaber, T., & Gordon, N. (2022). Creating a Classification Module to Analysis the Usage of Mobile Health Apps. Acta Scientific Computer Sciences, 4(12), 34-42

With an ageing society becoming a major issue for many countries, health-related concerns are growing and mobile health applications (MHAs) are rapidly gaining users. The applications available range from those that promote exercise to maintain healt... Read More about Creating a Classification Module to Analysis the Usage of Mobile Health Apps.

In silico identification of chemical compounds in Spondias mombin targeting aldose reductase and glycogen synthase kinase 3β to abate diabetes mellitus (2022)
Journal Article
Ajiboye, B. O., Fagbola, T. M., Folorunso, I. M., Salami, A. W., Aletile, O. N., Akomolede, B. A., Ayemoni, F. I., Akinfemiwa, K. I., Anwo, V. O., Ojeleke, M. I., & Oyinloye, B. E. (2023). In silico identification of chemical compounds in Spondias mombin targeting aldose reductase and glycogen synthase kinase 3β to abate diabetes mellitus. Informatics in Medicine Unlocked, 36, Article 101126. https://doi.org/10.1016/j.imu.2022.101126

Aldose reductase and glycogen synthase kinase 3β (GSK3β) represent two of the ideal drug targets in diabetes due to their role in the pathogenesis of diabetes. Studies have shown that plant compounds provide therapeutics in diabetes management. This... Read More about In silico identification of chemical compounds in Spondias mombin targeting aldose reductase and glycogen synthase kinase 3β to abate diabetes mellitus.

Galaxy And Mass Assembly: galaxy morphology in the green valley, prominent rings, and looser spiral arms (2022)
Journal Article
Smith, D., Haberzettl, L., Porter, L. E., Porter-Temple, R., Henry, C. P., Holwerda, B., López-Sánchez, R., Phillipps, S., Graham, A. W., Brough, S., Pimbblet, K. A., Liske, J., Kelvin, L. S., Robertson, C. D., Roemer, W., Walmsley, M., O’Ryan, D., & Géron, T. (2022). Galaxy And Mass Assembly: galaxy morphology in the green valley, prominent rings, and looser spiral arms. Monthly notices of the Royal Astronomical Society, 517(3), 4575-4589. https://doi.org/10.1093/mnras/stac2258

Galaxies fall broadly into two categories: star-forming (blue) galaxies and quiescent (red) galaxies. In between, one finds the less populated 'green valley'. Some of these galaxies are suspected to be in the process of ceasing their star formation t... Read More about Galaxy And Mass Assembly: galaxy morphology in the green valley, prominent rings, and looser spiral arms.

Human mobility variations in response to restriction policies during the COVID-19 pandemic: An analysis from the Virus Watch community cohort in England, UK (2022)
Journal Article
Cheng, T., Chen, T., Liu, Y., Aldridge, R. W., Nguyen, V., Hayward, A. C., & Michie, S. (2022). Human mobility variations in response to restriction policies during the COVID-19 pandemic: An analysis from the Virus Watch community cohort in England, UK. Frontiers in public health, 10, Article 999521. https://doi.org/10.3389/fpubh.2022.999521

Objective: Since the outbreak of COVID-19, public health and social measures to contain its transmission (e.g., social distancing and lockdowns) have dramatically changed people's lives in rural and urban areas globally. To facilitate future manageme... Read More about Human mobility variations in response to restriction policies during the COVID-19 pandemic: An analysis from the Virus Watch community cohort in England, UK.

Robust parameter estimation from pulsar timing data (2022)
Journal Article
Samajdar, A., Shaifullah, G. M., Sesana, A., Antoniadis, J., Burgay, M., Chen, S., Cognard, I., Guillemot, L., Kramer, M., McKee, J. W., Mickaliger, M. B., Theureau, G., & Van Der Wateren, E. (2022). Robust parameter estimation from pulsar timing data. Monthly notices of the Royal Astronomical Society, 517(1), 1460-1468. https://doi.org/10.1093/mnras/stac2810

Recently, global pulsar timing arrays have released results from searching for a nano-Hertz gravitational wave background signal. Although there has not been any definite evidence of the presence of such a signal in residuals of pulsar timing data ye... Read More about Robust parameter estimation from pulsar timing data.

Historic Spatial Patterns of Storm-Driven Compound Events in UK Estuaries (2022)
Journal Article
Lyddon, C., Robins, P., Lewis, M., Barkwith, A., Vasilopoulos, G., Haigh, I., & Coulthard, T. (in press). Historic Spatial Patterns of Storm-Driven Compound Events in UK Estuaries. Estuaries and coasts : journal of the Estuarine Research Federation, https://doi.org/10.1007/s12237-022-01115-4

Compound estuarine flooding is driven by extreme sea-levels and river discharge occurring concurrently, or in close succession, and threatens low-lying coastal regions worldwide. We hypothesise that these drivers of flooding rarely occur independentl... Read More about Historic Spatial Patterns of Storm-Driven Compound Events in UK Estuaries.

The effects of local stellar radiation and dust depletion on non-equilibrium interstellar chemistry (2022)
Journal Article
Richings, A. J., Faucher-Giguère, C. A., Gurvich, A. B., Schaye, J., & Hayward, C. C. (2022). The effects of local stellar radiation and dust depletion on non-equilibrium interstellar chemistry. Monthly notices of the Royal Astronomical Society, 517(2), 1557-1583. https://doi.org/10.1093/mnras/stac2338

Interstellar chemistry is important for galaxy formation, as it determines the rate at which gas can cool, and enables us to make predictions for observable spectroscopic lines from ions and molecules. We explore two central aspects of modelling the... Read More about The effects of local stellar radiation and dust depletion on non-equilibrium interstellar chemistry.

Long-term scintillation studies of EPTA pulsars I. Observations and basic results (2022)
Journal Article
Liu, Y., Verbiest, J. P., Main, R. A., Wu, Z., Ambalappat, K. M., Champion, D. J., Cognard, I., Guillemot, L., Gaikwad, M., Janssen, G. H., Kramer, M., Keith, M. J., Karuppusamy, R., Künkel, L., Liu, K., McKee, J. W., Mickaliger, M. B., Stappers, B. W., Shaifullah, G. M., & Theureau, G. (2022). Long-term scintillation studies of EPTA pulsars I. Observations and basic results. Astronomy and Astrophysics, 664, Article A116. https://doi.org/10.1051/0004-6361/202142552

Context. Interstellar scintillation analysis of pulsars allows us to probe the small-scale distribution and inhomogeneities of the ionized interstellar medium. From the frequency scale of scintillation, one can estimate the geometric time delays from... Read More about Long-term scintillation studies of EPTA pulsars I. Observations and basic results.

Spatio-temporal stratified associations between urban human activities and crime patterns: a case study in San Francisco around the COVID-19 stay-at-home mandate (2022)
Journal Article
Chen, T., Bowers, K., Zhu, D., Gao, X., & Cheng, T. (2022). Spatio-temporal stratified associations between urban human activities and crime patterns: a case study in San Francisco around the COVID-19 stay-at-home mandate. Computational Urban Science, 2(1), Article 13. https://doi.org/10.1007/s43762-022-00041-2

Crime changes have been reported as a result of human routine activity shifting due to containment policies, such as stay-at-home (SAH) mandates during the COVID-19 pandemic. However, the way in which the manifestation of crime in both space and time... Read More about Spatio-temporal stratified associations between urban human activities and crime patterns: a case study in San Francisco around the COVID-19 stay-at-home mandate.