Search Results - "Lovell, J. E. J."

An X-Ray Imaging Survey of Quasar Jets: The Complete Survey by Marshall, H. L., Gelbord, J. M., Worrall, D. M., Birkinshaw, M., Schwartz, D. A., Jauncey, D. L., Griffiths, G., Murphy, D. W., Lovell, J. E. J., Perlman, E. S., Godfrey, L.

“…We present Chandra X-ray imaging of a flux-limited sample of flat spectrum radio-emitting quasars with jet-like structure. X-rays are detected from 59% of 56…”
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The Micro-Arcsecond Scintillation-Induced Variability (MASIV) Survey. II. The First Four Epochs by Lovell, J. E. J, Rickett, B. J, Macquart, J.-P, Jauncey, D. L, Bignall, H. E, Kedziora-Chudczer, L, Ojha, R, Pursimo, T, Dutka, M, Senkbeil, C, Shabala, S

“…We report on the variability of 443 flat-spectrum, compact radio sources monitored using the VLA for 3 days in four epochs at [image]4 month intervals at 5 GHz…”
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Discovery of four water masers in the Small Magellanic Cloud by Breen, S. L., Lovell, J. E. J., Ellingsen, S. P., Horiuchi, S., Beasley, A. J., Marvel, K.

“…We report the detection of four water masers within the Small Magellanic Cloud (SMC): two discovered with the 70-m Tidbinbilla radio telescope, and two…”
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A Multiwavelength Study of the High Surface Brightness Hot Spot in PKS 1421–490 by Godfrey, L. E. H, Bicknell, G. V, Lovell, J. E. J, Jauncey, D. L, Gelbord, J, Schwartz, D. A, Marshall, H. L, Birkinshaw, M, Georganopoulos, M, Murphy, D. W, Perlman, E. S, Worrall, D. M

“…Long Baseline Array imaging of the z = 0.663 broadline radio galaxy PKS 1421-490 reveals a 400 pc diameter high surface brightness hot spot at a projected…”
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The AUSTRAL VLBI observing program by Plank, L., Lovell, J. E. J., McCallum, J. N., Mayer, D., Reynolds, C., Quick, J., Weston, S., Titov, O., Shabala, S. S., Böhm, J., Natusch, T., Nickola, M., Gulyaev, S.

“…The AUSTRAL observing program was started in 2011, performing geodetic and astrometric very long baseline interferometry (VLBI) sessions using the new…”
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A framework for guiding the management of urban stream health by Millington, H.K., Lovell, J.E., Lovell, C.A.K.

“…Urban stream ecosystems are vulnerable to urbanisation of surrounding land cover and land use. We study 30 sites along two highly urbanised streams in…”
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Revisiting the relativistic ejection event in XTE J1550−564 during the 1998 outburst by Hannikainen, D. C., Hunstead, R. W., Wu, K., McIntyre, V., Lovell, J. E. J., Campbell-Wilson, D., McCollough, M. L., Reynolds, J., Tzioumis, A. K.

“…We revisit the discovery outburst of the X-ray transient XTE J1550−564 during which relativistic jets were observed in 1998 September, and review the radio…”
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Chandra Discovery of a 100 kiloparsec X-Ray Jet in PKS 0637–752 by Schwartz, D. A, Marshall, H. L, Lovell, J. E. J, Piner, B. G, Tingay, S. J, Birkinshaw, M, Chartas, G, Elvis, M, Feigelson, E. D, Ghosh, K. K, Harris, D. E, Hirabayashi, H, Hooper, E. J, Jauncey, D. L, Lanzetta, K. M, Mathur, S, Preston, R. A, Tucker, W. H, Virani, S, Wilkes, B, Worrall, D. M

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Probing the microarcsecond structure of the Circinus megamasers through diffractive interstellar scintillation by McCallum, J. N., Ellingsen, S. P., Lovell, J. E. J., Phillips, C. J., Reynolds, J. E.

“…We have used the Long Baseline Array to observe the Circinus Galaxy H2O megamasers on two epochs separated by 49 d. The masers were observed to be highly…”
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Productivity decline in Australian coal mining by Lovell, C. A. K., Lovell, J. E.

“…A recent Australian Productivity Commission Staff Working Paper has estimated a 25 % decline in value added total factor productivity in Australian coal mining…”
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The Discovery of H2O Maser Emission in Seven Active Galactic Nuclei and at High Velocities in the Circinus Galaxy by Greenhill, L. J, Kondratko, P. T, Lovell, J. E. J, Kuiper, T. B. H, Moran, J. M, Jauncey, D. L, Baines, G. P

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Coincidence of a high-fluence blazar outburst with a PeV-energy neutrino event by Kadler, M., Krauß, F., Mannheim, K., Ojha, R., Müller, C., Schulz, R., Anton, G., Baumgartner, W., Beuchert, T., Buson, S., Carpenter, B., Eberl, T., Edwards, P. G., Eisenacher Glawion, D., Elsässer, D., Gehrels, N., Gräfe, C., Gulyaev, S., Hase, H., Horiuchi, S., James, C. W., Kappes, A., Kappes, A., Katz, U., Kreikenbohm, A., Kreter, M., Kreykenbohm, I., Langejahn, M., Leiter, K., Litzinger, E., Longo, F., Lovell, J. E. J., McEnery, J., Natusch, T., Phillips, C., Plötz, C., Quick, J., Ros, E., Stecker, F. W., Steinbring, T., Stevens, J., Thompson, D. J., Trüstedt, J., Tzioumis, A. K., Weston, S., Wilms, J., Zensus, J. A.

“…The astrophysical sources of the extraterrestrial, very high-energy neutrinos detected by the IceCube collaboration remain to be identified. Gamma-ray (γ-ray)…”
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The Time Delay in the Gravitational Lens PKS 1830–211 by Lovell, J. E. J, Jauncey, D. L, Reynolds, J. E, Wieringa, M. H, King, E. A, Tzioumis, A. K, McCulloch, P. M, Edwards, P. G

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Discovery of new 19.9-GHz methanol masers in star-forming regions by Ellingsen, S. P., Cragg, D. M., Lovell, J. E. J., Sobolev, A. M., Ramsdale, P. D., Godfrey, P. D.

“…ABSTRACT We have used the NASA Tidbinbilla 70‐m antenna to search for emission from the 21–30 E (19.9‐GHz) transition of methanol. The search was targeted…”
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Spectral index of the H2O-maser-emitting planetary nebula IRAS 17347 — 3139 by Gómez, J. F., De Gregorio-Monsalvo, I., Lovell, J. E. J., Anglada, G., Miranda, L. F., Suárez, O., Torrelles, J. M., Gómez, Y.

“…We present radio-continuum observations of the planetary nebula (PN) IRAS 17347 — 3139 (one of the only two known to harbour water maser emission), made to…”
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Magnetic field limits and spectral variability in the Circinus galaxy H2O megamasers by McCallum, J. N., Ellingsen, S. P., Lovell, J. E. J.

“…We have used the Australia Telescope Compact Array (ATCA) to search for polarized emission from the Circinus galaxy H2O megamasers. No linear or circular…”
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Annual cycles in the interstellar scintillation time–scales of PKS B1519–273 and PKS B1622–253 by Carter, Steven J. B., Ellingsen, Simon P., Macquart, Jean–Pierre, Lovell, James E. J.

“…We have used the University of Tasmania's 30–m radio telescope at Ceduna in South Australia to regularly monitor the flux density of a number of southern…”
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The Australia Telescope Large Area Survey: spectroscopic catalogue and radio luminosity functions by Mao, Minnie Y., Sharp, Rob, Norris, Ray P., Hopkins, Andrew M., Seymour, Nick, Lovell, James E. J., Middelberg, Enno, Randall, Kate E., Sadler, Elaine M., Saikia, D. J., Shabala, Stanislav S., Zinn, Peter‐Christian

“…ABSTRACT The Australia Telescope Large Area Survey (ATLAS) has surveyed 7 square degrees of sky around the Chandra Deep Field South and the European Large Area…”
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HUNTING FOR TREASURES AMONG THE FERMI UNASSOCIATED SOURCES: A MULTIWAVELENGTH APPROACH by Acero, F, Donato, D, Ojha, R, Stevens, J, Edwards, P G, Ferrara, E, Blanchard, J, Lovell, J E J, Thompson, D J

“…The Fermi Gamma-Ray Space Telescope has been detecting a wealth of sources where the multiwavelength counterpart is either inconclusive or missing altogether…”
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The MASIV Survey – IV. Relationship between intra-day scintillation and intrinsic variability of radio AGNs by Koay, J Y, Macquart, J-P, Jauncey, D L, Pursimo, T, Giroletti, M, Bignall, H E, Lovell, J E J, Rickett, B J, Kedziora-Chudczer, L, Ojha, R, Reynolds, C

“…Abstract We investigate the relationship between 5 GHz interstellar scintillation (ISS) and 15 GHz intrinsic variability of compact, radio-selected active…”
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