Search Results - "JONES, G. O."

Investigation of the structure and phase transitions in the novel A-site substituted distorted perovskite compound Na0.5Bi0.5TiO3 by Jones, G. O., Thomas, P. A.

“…Rietveld neutron powder profile analysis of the compound Na0.5Bi0.5TiO3 (NBT) is reported over the temperature range 5–873 K. The sequence of phase transitions…”
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The tetragonal phase of Na0.5Bi0.5TiO3- a new variant of the perovskite structure by Jones, G. O., Thomas, P. A.

“…The structure of the tetragonal phase of the A‐site‐substituted perovskite sodium bismuth titanate, Na0.5Bi0.5TiO3, has been determined by neutron powder…”
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Seasonal variations of the gravity wave momentum flux in the Antarctic mesosphere and lower thermosphere by Espy, P. J., Jones, G. O. L., Swenson, G. R., Tang, J., Taylor, M. J.

“…Airglow imager and dynasonde/imaging Doppler interferometer (IDI) radar wind measurements at Halley Station, Antarctica (75.6°S, 26.6°W) have been used to…”
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Non-resonant X-ray/laser interaction spectroscopy as a method for assessing charge competition, trapping and luminescence efficiency in wide band-gap materials by Poolton, N.R.J., Bos, A.J.J., Wallinga, J., de Haas, J.T.M., Dorenbos, P., de Vries, L., Kars, R.H., Jones, G.O., Drozdowski, W.

“…Using a conventional fast-shuttered laboratory X-ray source in combination with pulsed laser diode modules, the possibilities for undertaking X-ray/laser…”
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Tidal modulation of the gravity-wave momentum flux in the Antarctic mesosphere by Espy, P. J., Jones, G. O. L., Swenson, G. R., Tang, J., Taylor, M. J.

“…Airglow imager and dynasonde/IDI radar wind measurements at Halley Station, Antarctica (76°S, 27°W) have been used to estimate the diurnal variation of the…”
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THE DENSITY OF ALGEBRAIC POINTS ON CERTAIN PFAFFIAN SURFACES by Jones, G. O., Thomas, M. E. M.

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Zero sets of smooth functions in the Pfaffian closure of an o-minimal structure by Jones, G. O.

“…I show that in an o-minimal structure on the real field, satisfying certain conditions, every closed definable set is the zero set of a smooth definable…”
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Spatial structure of the 12-hour wave in the Antarctic as observed by radar by RIGGIN, D. M, FRITTS, D. C, JARVIS, M. J, JONES, G. O. L

“…We present radar measurements of the 12-hour wave, a zonal wavenumber 1 westward propagating wave that exists in the southern polar mesopause region winds…”
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An alternative explanation of PMSE-like scatter in MF radar data by JONES, G. O. L, CLILVERD, M. A, ESPY, P. J, CHEW, S, FRITTS, D. C, RIGGIN, D. M

“…There have been reports in the literature that spaced-antenna MF radars may provide a source of data on Polar Mesospheric Summer Echoes (PMSE). Even though the…”
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Movement of adult Atlantic salmon in the Usk estuary, Wales by Aprahamian, M. W., Jones, G. O., Gough, P. J.

“…A total of 56 salmon was tagged in the Usk estuary using combined acoustic and radio tags. Those fish migrating within the estuary oscillated with the tide…”
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Identification of a superoxide-generating NADPH oxidase system in human fibroblasts by MEIER, B, CROSS, A. R, HANCOCK, J. T, KAUP, F. J, JONES, O. T. G

“…Human fibroblasts have the capacity to release superoxide radicals upon stimulation of an electron transport system similar to the NADPH oxidase of leukocytes…”
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Large plasma velocities along the magnetic field line in the auroral zone by Jones, G. O. L, Williams, P. J. S, Winser, K. J, Lockwood, M, Suvanto, K

“…In the auroral zone, ionospheric plasma often moves horizontally at more that 1 km, driven by magnetosphere electric fields, but it has usually been assumed…”
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The seaward movement of Atlantic salmon smolts in the Usk estuary, Wales, as inferred from power station catches by Aprahamian, M. W., Jones, G. O.

“…The greatest numbers of Atlantic salmon smolts were caught at Uskmouth power station during the day on the flood tide and the least on an ebbing night tide…”
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Plasma drift estimates from the dynasonde : comparison with EISCAT measurements by SEDGEMORE, K. J. F, WRIGHT, J. W, WILLIAMS, P. J. S, JONES, G. O. L, RIETVELD, M. T

“…Modern ionosondes make almost simultaneous measurements of the time rate of change of phase path in different directions and at different heights. By combining…”
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Radar observations of auroral zone flows during a multiple-onset substorm by J. P. Morelli, R. J. Bunting, S. W. H. Cowley, C. J. Farrugia, M. P. Freeman, E. Friis-Christensen, G. O. L. Jones, M. Lester, R. V. Lewis, H. Lühr, D. Orr, M. Pinnock, G. D. Reeves, P. J. S. Williams, T. K. Yeoman

“…We present an analysis of ground magnetic field, ionospheric flow, geosynchronous particle, and interplanetary data during a multiple-onset substorm on 12…”
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Rapid, large-scale temperature changes in the polar mesosphere and their relationship to meridional flows by Espy, P. J., Hibbins, R. E., Jones, G. O. L., Riggin, D. M., Fritts, D. C.

“…Mesospheric temperatures derived from spectroscopic measurements of the hydroxyl (OH) nightglow have been observed from Rothera (67.6°S, 68.1°W) and Halley…”
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Observations of a nonmigrating component of the semidiurnal tide over Antarctica by Murphy, D. J., Tsutsumi, M., Riggin, D. M., Jones, G. O. L., Vincent, R. A., Hagan, M. E., Avery, S. K.

“…Data obtained from the MF radars situated at Davis, Syowa and Rothera in Antarctica are used to detect a nonmigrating component of the semidiurnal tide in the…”
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EISCAT observations of the E-region semidiurnal tide by Virdi, T. S, Jones, G. O. L, Williams, P. J. S

“…EISCAT, the European Incoherent Scatter Radar, has been used to observe a semidiurnal tide in the E-region of the ionosphere at 69.5 deg N, and the results are…”
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Validation of imaging Doppler interferometer winds using meteor radar by Jones, G. O. L., Berkey, F. T., Fish, C. S., Hocking, W. K., Taylor, M. J.

“…There has been some debate over the years concerning the accuracy of mesospheric wind observations made using the imaging Doppler interferometer (IDI)…”
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Studies on the inhibitory mechanism of iodonium compounds with special reference to neutrophil NADPH oxidase by O'DONNELL, V. B, TEW, D. G, JONES, O. T. G, ENGLAND, P. J

“…Diphenyleneiodonium (DPI) and its analogues have been previously shown to react via a radical mechanism whereby an electron is abstracted from a nucleophile to…”
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