Search Results - "McDonnell, J A"
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Dust Measurements in the Coma of Comet 81P/Wild 2 by the Dust Flux Monitor Instrument
Published in Science (American Association for the Advancement of Science) (18-06-2004)“…We present measurements of the dust particle flux and mass distribution from the Stardust Dust Flux Monitor Instrument (DFMI) throughout the flyby of comet…”
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The composition of Saturn's E ring
Published in Monthly notices of the Royal Astronomical Society (01-06-2007)“…We present the first in situ direct measurement of the composition of particles in Saturn's rings. The Cassini cosmic dust analyser (CDA) measured the mass…”
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A water quality monitoring network design methodology for the selection of critical sampling points: Part I
Published in Environmental monitoring and assessment (2006)“…The principal instrument to temporally and spatially manage water resources is a water quality monitoring network. However, to date in most cases, there is a…”
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The Open University planetary impact facility: A compact two-stage light gas gun for all impact angles
Published in International journal of impact engineering (01-12-2006)“…For liquid and planetary regolith target studies, requiring a horizontal target plain, a two-stage light gas gun (LGG) was designed by UniSpaceKent and…”
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Journal Article Conference Proceeding -
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water quality monitoring network design methodology for the selection of critical sampling points: Part II
Published in Environmental monitoring and assessment (01-11-2006)“…In order to resolve the spatial component of the design of a water quality monitoring network, a methodology has been developed to identify the critical…”
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The dust mass distribution of comet 81P/Wild 2
Published in Journal of Geophysical Research - Planets (01-12-2004)“…The Dust Flux Monitor Instrument (DFMI) made direct measurements of the dust environment in the mass range 10−14 < m < 10−5 kg at comet 81P/Wild 2 during the…”
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In situ measurements of the physical characteristics of Titan's environment
Published in Nature (08-12-2005)“…On the basis of previous ground-based and fly-by information, we knew that Titan's atmosphere was mainly nitrogen, with some methane, but its temperature and…”
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Discovery of Jovian dust streams and interstellar grains by the Ulysses spacecraft
Published in Nature (London) (01-04-1993)“…Within 1 AU from Jupiter, the dust detector aboard the Ulysses spacecraft during the flyby on February 8, 1992 recorded periodic bursts of submicron dust…”
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The Cassini Cosmic Dust Analyzer
Published in Space science reviews (01-09-2004)“…The Cassini-Huygens Cosmic Dust Analyzer (CDA) is intended to provide direct observations of dust grains with masses between 10^sup -19^ and 10^sup -9^ kg in…”
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Galileo observes electromagnetically coupled dust in the Jovian magnetosphere
Published in Journal of Geophysical Research: Planets (30-08-1998)“…Measurements of dust coupled to the Jovian magnetosphere have been obtained with the dust detector on board the Galileo spacecraft. We report on data obtained…”
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Journal Article Conference Proceeding -
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Dust Measurements at High Ecliptic Latitudes
Published in Science (American Association for the Advancement of Science) (19-05-1995)“…Along Ulysses' path from Jupiter to the south ecliptic pole, the onboard dust detector measured a dust impact rate that varied slowly from 0.2 to 0.5 impacts…”
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The dust distribution within the inner coma of comet P/Halley 1982i: encounter by Giotto's impact detectors
Published in Astronomy and astrophysics (Berlin) (01-11-1987)“…Analysis of the data from Giotto's Dust Impact Detection System experiment (DIDSY) is presented. These data represent measurement of the size of dust grains…”
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Dust Measurements During Galileo's Approach to Jupiter and Io Encounter
Published in Science (American Association for the Advancement of Science) (18-10-1996)“…About a hundred dust impacts per day were detected during the first week in December 1995 by Galileo during its approach to Jupiter. These impacts were caused…”
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Stardust: Comet and interstellar dust sample return mission
Published in Journal of Geophysical Research - Planets (01-10-2003)“…Stardust, the 4th Discovery mission launched in February 1999, will collect coma samples from the recently deflected comet 81P/Wild 2 on 2 January 2004 and…”
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Constraints from Galileo observations on the origin of jovian dust streams
Published in Nature (London) (30-05-1996)“…The Ulysses spacecraft detected streams of sub-micrometre-sized dust particles as it approached Jupiter in 1992. The directions from which the dust grains…”
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Dust particle impacts during the Giotto encounter with comet Grigg-Skjellerup
Published in Nature (London) (22-04-1993)“…Particle masses found during the Giotto spacecraft's encounter with the comet Grigg-Skjellerup suggest that the mass distribution of the cometary dust was…”
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Composition of comet Halley dust particles from Giotto observations
Published in Nature (London) (15-05-1986)“…Mass spectra of cometary dust particles measured by the PIA dust particle analyzer aboard the Giotto spacecraft show some unexpected and striking features…”
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Dust density and mass distribution near comet Halley from Giotto observations
Published in Nature (London) (15-05-1986)“…The density and the mass spectrum of the dust near comet Halley have been measured by the Giotto space probe's dust impact detection system. The dust spectrum…”
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Stardust encounters comet 81P/Wild 2
Published in Journal of Geophysical Research - Planets (01-12-2004)“…Stardust successfully encountered comet 81P/Wild 2 on 2 January 2004 at a distance of 236.4 ± 1 km. All encounter investigations acquired valuable new and…”
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Dust Flux Monitor Instrument for the Stardust mission to comet Wild 2
Published in Journal of Geophysical Research - Planets (01-10-2003)“…The Dust Flux Monitor Instrument (DFMI) is part of the Stardust instrument payload. The prime goal of the DFMI is to measure the particle flux, intensity…”
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