Results 71 to 80 of about 225,473 (202)

The X-ray emission from Z CMa during an FUor-like outburst and the detection of its X-ray jet

open access: yes, 2009
Accretion shocks have been recognized as important X-ray emission mechanism for pre-main sequence stars. Yet the X-ray properties of FUor outbursts, events that are caused by violent accretion, have been given little attention.
Acke   +39 more
core   +1 more source

X-ray emission from O-type stars : DH Cep and HD 97434

open access: yes, 2010
We present X-ray emission characteristics of the massive O-type stars DH Cep and HD 97434 using archival XMM-Newton observations. There is no convincing evidence for short term variability in the X-ray intensity during the observations.
Bhatt, Himali   +4 more
core   +1 more source

2. X-Ray Astronomy [PDF]

open access: bronze, 1985
K. A. Pounds
openalex   +1 more source

The Czech Contribution to Future Large X-Ray Astronomy Telescopes: Recent Progress

open access: yesActa Polytechnica, 2013
We briefly review the recent status of the Czech contribution to future space X-ray astronomy missions with emphasis on the development of new technologies and test samples of X-ray mirrors with precise surfaces based on new materials and alternative ...
René Hudec   +6 more
doaj  

Correction of balloon X-ray astronomy data for the effects of atmospheric attenuation, K X-ray escape, and energy resolution [PDF]

open access: yes
Correction of balloon X ray astronomy data for atmospheric attenuation, escape, and energy ...
Overbeck, J. W.
core   +1 more source

Preliminary results of the pixel characterization for the Crystal Eye, a new X and gamma-ray satellite detector for multi-messenger astronomy [PDF]

open access: green, 2020
Felicia Barbato   +9 more
openalex   +1 more source

Determining the optimal choice of attenuation filters and propagation distance for polychromatic phase-contrast micro-computed tomography of a multi-material electromotor using synchrotron radiation

open access: yesJournal of Synchrotron Radiation
Optimizing phase-contrast micro-computed tomography (µCT) for a given object is not trivial if the radiation is polychromatic and the object multi-material.
Matthias Diez, Simon Zabler
doaj   +1 more source

Multidisciplinary research in the space sciences. Scope B: Experimental X-ray astronomy [PDF]

open access: yes
A research program to design and develop instruments suitable for rocket-borne X-ray astronomy experiments is discussed. Successful designs that were implemented are summarized.
Novick, R.
core   +1 more source

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