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Gas Gain Measurements from a Negative Ion TPC X-ray Polarimeter
Gas Gain Measurements Negative TPC X-ray Polarimeter
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2011/10/9
Gas-based time projection chambers (TPCs) have been shown to be highly sensitive X-ray polarimeters having excellent quantum efficiency while at the same time achieving large modulation factors. To ob...
First observations of CN(2-1), HCO$^{+}$(3-2) and C$_{2}$H(3-2) emission lines in the Perseus cluster: constraints on heating mechanisms in the cluster gas
Astrochemistry - ISM:abundances - galaxies: intergalactic medium - Galaxies: clusters: individual:Perseus - galaxies: individual: NGC 1275 - Galaxies: cooling fl ows
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2011/10/8
We present the first observations of emission lines of CN(2-1), HCO$^{+}$(3-2) and C$_{2}$H(3-2) in the Perseus cluster. We observed at two positions: directly at the central galaxy, NGC 1275 and also...
Gas Heating, Chemistry, and Infrared Spectra in Intermediate-Aged Disks Around Low Mass Stars
Intermediate-Aged Disks Infrared Spectra Low Mass Stars
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2009/6/16
Gas Heating, Chemistry, and Infrared Spectra in Intermediate-Aged Disks Around Low Mass Stars。
Thermal structure and radiation spectra of photoionized gas in accretion-powered x-ray sources
photoionized gas RADIATION MECHANISMS x-ray sources
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2009/6/4
The X-ray irradiated gas around a compact object was investigated. Wesolved the hydrostatic balance coupling with the ionization and thermal balancesto obtain the structure of the optically thin emiss...
Hot gas and the gaseous structure of the galaxy
HYDRODYNAMICS SUPERNOVAREMNANTS X-RAYS GALAXIES
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2009/6/4
A parochial review is presented concerning the status of our understandingof hot gas regions in the Galaxy and their implications for the overall distributionsof the Galaxy抯 gaseous components. We hav...
Hot gas in the galaxy：what do we know for sure?
GENERAL GALAXY BUBBLES ISM GENERAL X-RAYS
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2009/6/4
Major advances have been made in the past decade in our knowledge of the hotinterstellar gas of our Milky Way galaxy. The Di.use X-ray Spectrometer obtainedspectra in the 0.15?.28 keV range from the G...