High energy X-ray study of M-87.
M-87 X ray luminosity from balloon-borne detectors, considering background counting rate relation to azimuth
Clark, G. W.↗
Engineering topics
Clark, G. W.
Publications and source records attributed to Clark, G. W..
Balloon observations of high energy X-ray sources in the region of the galactic center
Balloon data analysis for X ray source positions in galaxy
Clark, G. W.↗
Review of observational results on gamma ray background
Observational spectra from OSO-3 of X and gamma rays in electromagnetic spectrum from high galactic latitudes
Clark, G. W.↗
A preliminary design study for a cosmic X-ray spectrometer Interim report
Cosmic X ray spectrometer development and testing
Clark, G. W.↗
Observational work on cosmic gamma rays
Cosmic gamma rays observation by balloon flight and satellite with scintillation detector, tabulating counting rates in pulse height channels relative to Crab Nebula
Clark, G. W.↗
Search for X-rays from the large and small Magellanic clouds.
Energetic X ray intensities from large and small Magellanic clouds investigated by balloon flight sky survey, noting energy flux upper limits
Clark, G. W.↗
High energy X-rays from Cen XR-2.
High energy X rays from Cen XR-2 observed by balloon flight in Australia
Clark, G. W.↗
Observation of high-energy cosmic gamma rays.
High energy cosmic gamma radiation coincident with galactic plane observed by detector on OSO 3
Clark, G. W.↗
Sky survey of high-energy cosmic X-rays and spectral information on sources in the Crab nebula, Cygnus, and Scorpius.
X ray survey of northern sky in 20-100 kev energy range, giving spectra for Cyg X-1, Tau X-1 and Crab nebula
Clark, G. W.↗
Preliminary results of gamma-ray observations from OSO-3.
Gamma ray observation from OSO-3 satellite, giving detector design and photon flux yield limits
Clark, G. W.↗
Observation of Cen XR-2 and other high-energy X-ray sources in the southern sky.
Balloon flight observations of high energy X ray source in Centaurus, Norma and Lupus
Clark, G. W.↗
Observation of an X-ray flare from Sco X-1.
Sco X-1 X ray flare during balloon flight X ray survey
Clark, G. W.↗
Sky survey of high-energy cosmic X-rays and spectra of the sources in the Crab Nebula and Cygnus.
Northern sky survey of high energy cosmic X rays and sources spectra in Crab Nebula and Cygnus using balloon-borne detector
Clark, G. W.↗
Decrease in the high energy X-ray flux from Cen XR-2. Search for X-rays from the large and small Magellanic clouds
High energy X ray sky survey data on decreased intensity of Cen XR-2, and X ray energy flux from Magellanic clouds - Mildura, Australia, October 15 and 24, 1967
Clark, G. W.↗
Spectral data on SCO X-1 in the energy range from 20 to 100 kev.
Sco X-1 high energy X ray spectrum noting discrepancy in flux intensity
Clark, G. W.↗
Explorer xi experiment on cosmic gamma rays.
Cosmic gamma ray above 100 mev measured by Explorer XI satellite
SPACE RADIATION↗
Observational work on cosmic gamma rays
Cosmic ray observations by means of balloon-borne scintillation counter
COSMIC RAY↗
Cosmic gamma ray results from explorer xi.
Cosmic gamma radiation data using Explorer XI SATELLITE, noting gamma ray intensity, incident spectrum, etc
SATELLITE OBSERVATION↗