학술논문

Narrow-beam X-ray tests of CCD edge response.
Document Type
Article
Source
Experimental Astronomy. Apr2011, Vol. 29 Issue 3, p135-144. 10p.
Subject
*X-rays
*DARK energy
*CHARGE coupled devices
*GRAVITATIONAL lenses
*PIXELS
*COLLIMATORS
*WAVELENGTHS
Language
ISSN
0922-6435
Abstract
The physical boundaries of a fully-depleted CCD can lead to distorted field lines and non-uniform response. We study this response with a beam of X-rays constrained to a width of less than one pixel (15 $\upmu$m), and a system to map the CCD response as a function of transverse position. [ABSTRACT FROM AUTHOR]