Astronomy and Astrophysics Theory Group

Research output

Research output per year 1986 2020 2021 2022 2023 2024 2025

• 721 Article
• 51 Preprint
• 30 Conference contribution
• 24 Other contribution
• 64 More
  • 20 Working paper
  • 6 Other report
  • 6 Chapter
  • 6 Paper
  • 6 Review article
  • 4 Abstract
  • 4 Letter
  • 3 Book
  • 3 Commentary/debate
  • 2 Commissioned report
  • 2 Conference article
  • 2 Doctoral Thesis

Research output per year

Research output per year

Search results

• 2024

  A Repeating Fast Radio Burst Source in a Low-Luminosity Dwarf Galaxy

  Hewitt, D. M., Bhardwaj, M., Gordon, A. C., Kirichenko, A., Nimmo, K., Bhandari, S., Cognard, I., Fong, W.-F., Gil de Paz, A., Gopinath, A., Hessels, J. W. T., Kirsten, F., Marcote, B., Bezrukovs, V., Blaauw, R., Bray, J. D., Buttaccio, S., Cassanelli, T., Chawla, P. & Corongiu, A. & 31 others, Deng, W., Didehbani, H. N., Dong, Y., Gawroński, M. P., Giroletti, M., Guillemot, L., Huang, J., Joseph, R. C., Kaspi, V. M., Lazda, M., Lindqvist, M., Giuseppe, M., Mas-Ribas, L., Masui, K. W., Mckinven, R., Michilli, D., Nugent, A. E., Ould-Boukattine, O. S., Paragi, Z., Pearlman, A. B., Pen, U.-L., Pleunis, Z., Sand, K. R., Shah, V., Shin, K., Snelders, M. P., Venturi, T., Wang, N., Williams-Baldwin, D. R. A., Yang, J. & Yuan, J. P., Oct 2024.

  Research output: Preprint/Working paper › Working paper

  • Dwarf Galaxy 100%
  • Faraday Effect 7%

• Emergence of a radio jet in the changing-look AGN 1ES 1927+654

  Meyer, E. T., Laha, S., Shuvo, O. I., Roychowdhury, A., Green, D. A., Rhodes, L., Hankla, A. M., Philippov, A., Mbarek, R., laor, A., Begelman, M. C., Sadaula, D. R., Ghosh, R., Bruni, G., Panessa, F., Guainazzi, M., Behar, E., Masterson, M., Zhang, H. & Yang, X. & 15 others, Gurwell, M. A., Keating, G. K., Williams-Baldwin, D., Bray, J. D., Bempong-Manful, E. K., Wrigley, N., Bianchi, S., Ricci, F., La Franca, F., Kara, E., Georganopoulos, M., Oates, S., Nicholl, M., Pal, M. & Cenko, S. B., Jun 2024.

  Research output: Preprint/Working paper › Working paper

  • Radio Jets 100%
  • Active Galactic Nuclei 100%
  • X Ray 60%
  • Radio Sources 40%
  • Optical Bursts 40%

• High-resolution imaging of the evolving bipolar outflows in symbiotic novae: the case of RSOphiuchi 2021 nova outburst

  Lico, R., Giroletti, M., Munari, U., O'Brien, T. J., Marcote, B., Williams, D. R. A., Yang, J., Veres, P. & Woudt, P., Jul 2024.

  Research output: Preprint/Working paper › Working paper

  • Optical Bursts 100%
  • Stellar Jets 100%
  • Symbiotic Novae 100%
  • High Resolution 100%
  • Novae 100%
• 2023

  AT 2021loi: A Bowen Fluorescence Flare with a Rebrightening Episode, Occurring in a Previously-Known AGN

  Makrygianni, L., Trakhtenbrot, B., Arcavi, I., Ricci, C., Lam, M. C., Horesh, A., Sfaradi, I., Bostroem, K. A., Hosseinzadeh, G., Howell, D. A., Pellegrino, C., Fender, R., Green, D. A., Williams, D. R. A. & Bright, J., May 2023.

  Research output: Preprint/Working paper › Working paper

  • Transients 100%
  • Active Galactic Nuclei 100%
  • Very Large Array 50%
  • Light Curve 50%
  • Supermassive Black Holes 50%

• Galaxy cluster rotation revealed in the MACSIS simulations with the kinetic Sunyaev-Zeldovich effect

  Altamura, E., Kay, S. T., Chluba, J. & Towler, I., Feb 2023.

  Research output: Preprint/Working paper › Working paper

• LeMMINGs. V. Nuclear activity and bulge properties: a detailed multi-component decomposition of $e$-MERLIN Palomar galaxies with $HST$

  Dullo, B. T., Knapen, J. H., Beswick, R. J., Baldi, R. D., Williams, D. R. A., McHardy, I. M., Gallagher, J. S., Aalto, S., Argo, M. K., Gil de Paz, A., Klöckner, H.-R., Marcaide, J. M., Mundell, C. G., Mutie, I. M. & Saikia, P., Mar 2023.

  Research output: Preprint/Working paper › Working paper

  • Radio Cores 100%
  • Star Cluster 50%
  • Spiral Arms 50%
  • Galaxy Components 50%
  • Stellar Mass 50%

• Low-frequency radio observations of recurrent nova RS Ophiuchi with MeerKAT and LOFAR

  de Ruiter, I., Nyamai, M. M., Rowlinson, A., Wijers, R. A. M. J., O'Brien, T. J., Williams, D. R. A. & Woudt, P., Jan 2023.

  Research output: Preprint/Working paper › Working paper

  • Recurrent Novae 100%
  • Light Curve 100%
  • Radio Emission 100%
  • LOFAR 100%
  • Novae 100%

• Precise Measurements of Self-absorbed Rising Reverse Shock Emission from Gamma-ray Burst 221009A

  Bright, J. S., Rhodes, L., Farah, W., Fender, R., van der Horst, A. J., Leung, J. K., Williams, D. R. A., Anderson, G. E., Atri, P., DeBoer, D. R., Giarratana, S., Green, D. A., Heywood, I., Lenc, E., Murphy, T., Pollak, A. W., Premnath, P. H., Scott, P. F., Sheikh, S. Z. & Siemion, A. & 1 others, Titterington, D. J., Mar 2023.

  Research output: Preprint/Working paper › Working paper

  • Gamma Ray Burst 100%
  • Afterglow 66%
  • Synchrotron 33%
  • Ejecta 33%
  • Massive Star 33%

• The LeMMINGs survey: probing sub-kpc radio structures of nearby galaxies with e-MERLIN

  Williams, D. R. A., Baldi, R. D., Beswick, R. J., McHardy, I. M., Dullo, B. T., Pahari, M., Carver, E., Clifford, J., Kill, N. A., Krishnamoorthi, B., Woodcock, O., Knapen, J. & Mathur, S., Mar 2023.

  Research output: Preprint/Working paper › Working paper

  • Redshift Surveys 100%
  • Star Formation 16%
  • Radio Sources 16%
• 2022

  Comprehensive coverage of particle acceleration and kinetic feedback from the stellar mass black hole V404 Cygni

  Fender, R. P., Mooley, K. P., Motta, S. E., Bright, J. S., Williams, D. R. A., Rushton, A. P., Beswick, R. J., Miller-Jones, J. C. A., Kimura, M., Isogai, K. & Kato, T., Jun 2022.

  Research output: Preprint/Working paper › Working paper

  • Black Holes 100%
  • Radio Flares 100%
  • Stellar Mass Black Holes 100%
  • Flux Density 100%
  • Interstellar Matter 50%

• Radio observations of the Black Hole X-ray Binary EXO 1846-031 re-awakening from a 34-year slumber

  Williams, D. R. A., Motta, S. E., Fender, R., Miller-Jones, J. C. A., Neilsen, J., Allison, J. R., Bright, J., Heywood, I., Jacob, P. F. L., Rhodes, L., Tremou, E., Woudt, P., van den Eijnden, J., Carotenuto, F., Green, D. A., Titterington, D., van der Horst, A. J. & Saikia, P., Sept 2022.

  Research output: Preprint/Working paper › Working paper

  • Very Large Array 100%
  • Optical Bursts 100%
  • Black Holes 100%
  • X Ray Binaries 100%
  • Light Curve 33%
• 2021

  Daily variability at milli-arcsecond scales in the radio quiet NLSy1 Mrk 110

  Panessa, F., Perez-Torres, M., Hernandez-Garcia, L., Casella, P., Giroletti, M., Orienti, M., Baldi, R. D., Bassani, L., Fiocchi, M. T., La Franca, F., Malizia, A., McHardy, I., Nicastro, F., Piro, L., Vincentelli, F., Williams, D. R. A. & Ubertini, P., 25 Nov 2021, Oxford University Press.

  Research output: Preprint/Working paper › Working paper

  • Radio Emission 100%
  • Star Formation 50%
  • Interstellar Synchrotron Emission 50%
  • Light Curve 50%
  • Schwarzschild Radius 50%

• On the multi-wavelength variability of Mrk 110: Two components acting at different timescales

  Vincentelli, F. M., McHardy, I., Cackett, E. M., Barth, A. J., Horne, K., Goad, M., Korista, K., Gelbord, J., Brandt, W., Edelson, R., Miller, J. A., Pahari, M., Peterson, B. M., Schmidt, T., Baldi, R. D., Breedt, E., Hernandez Santisteban, J. V., Romero-Colmenero, E., Ward, M. & Williams, D. R. A., Apr 2021.

  Research output: Preprint/Working paper › Working paper

  • Reverberation 100%
  • Circumstellar Disks 100%
  • Optical Telescopes 50%
  • Seyfert Galaxies 50%
  • Reprocessing 50%

• The detection of radio emission from known X-ray flaring star EXO 040830-7134.7

  Driessen, L. N., Williams, D. R. A., McDonald, I., Stappers, B. W., Buckley, D. A. H., Fender, R. P. & Woudt, P. A., 29 Nov 2021, Oxford University Press.

  Research output: Preprint/Working paper › Working paper

  • M Dwarf Stars 100%
  • Radio Emission 100%
  • Flaring 100%
  • Emissions 100%
  • Advanced Solid-State Array Spectroradiometer 66%
• 2020

  Radio Afterglows of Very High Energy Gamma-Ray Bursts 190829A and 180720B

  Rhodes, L., van der Horst, A. J., Fender, R., Monageng, I., Anderson, G. E., Antoniadis, J., Bietenholz, M. F., Bottcher, M., Bright, J. S., Kouveliotou, C., Kramer, M., Motta, S. E., Williams, D. R. A. & Woudt, P. A., Apr 2020, 11 p.

  Research output: Preprint/Working paper › Working paper

  • Gamma Ray Burst 100%
  • Afterglow 100%
  • X Ray Telescopes 33%
  • Gamma Radiation 16%
  • Light Curve 16%

• SN 2020bqj: A Type Ibn supernova with a long lasting peak plateau

  Kool, E. C., Karamehmetoglu, E., Sollerman, J., Schulze, S., Lunnan, R., Reynolds, T. M., Barbarino, C., Bellm, E. C., De, K., Duev, D. A., Fremling, C., Golkhou, V. Z., Graham, M. L., Green, D. A., Horesh, A., Kaye, S., Kim, Y.-L., Laher, R. R., Masci1, F. J. & Nordin, J. & 14 others, Perley, D. A., Phinney, E. S., Porter, M., Reiley, D., Rodriguez, H., van Roestel, J., Rusholme, B., Sharma, Y., Sfaradi, I., Soumagnac, M. T., Taggart, K., Tartaglia, L., Williams, D. R. A. & Yan, L., Aug 2020.

  Research output: Preprint/Working paper › Working paper

  • Light Curve 100%
  • Supernovae 100%
  • Luminous Blue Variable Stars 25%
  • Galaxy Mass 25%
  • Ejecta 25%

• The curious activity in the nucleus of NGC 4151: jet interaction causing variability?

  Williams, D. R. A., Baldi, R. D., McHardy, I. M., Beswick, R. J., Panessa, F., May, D., Moldón, J., Argo, M. K., Bruni, G., Dullo, B. T., Knapen, J. H., Brinks, E., Fenech, D. M., Mundell, C. G., Muxlow, T. W. B., Pahari, M. & Westcott, J., May 2020, Oxford University Press.

  Research output: Preprint/Working paper › Working paper

  • Active Galactic Nuclei 100%
  • Flux Density 75%
  • High Resolution 50%
  • Emissions 50%
  • Seyfert Galaxies 25%

• The nuclear architecture of NGC 4151: on the path toward a universal outflow mechanism in light of NGC 1068

  May, D., Steiner, J. E., Menezes, R. B., Williams, D. R. A. & Wang, J., Jul 2020.

  Research output: Preprint/Working paper › Working paper

  • Active Galactic Nuclei 100%
  • Ionized Gas 100%
  • Emissions 100%
  • Vapor Phase 50%
  • Spatial Resolution 50%
• 2019

  Modeling with the Crowd: Optimizing the Human-Machine Partnership with Zooniverse

  Dickinson, H., Fortson, L., Scarlata, C., Beck, M. & Walmsley, M., Mar 2019.

  Research output: Preprint/Working paper › Working paper

  • Real Time 100%
  • Decontamination 100%
  • Emissions 100%
  • Morphology 100%
  • Image Processing 100%
• 2018

  15-GHz radio emission from nearby low-luminosity active galactic nuclei

  Saikia, P., Körding, E., Coppejans, D. L., Falcke, H., Williams, D., Baldi, R. D., Mchardy, I. & Beswick, R., May 2018.

  Research output: Preprint/Working paper › Working paper

  • Radio Emission 100%
  • Active Galactic Nuclei 100%
  • Luminosity Function 33%
  • Black Holes 33%
  • Very Large Array 16%