medical image intensifier - detection efficiency
meron at cars3.uchicago.edu
meron at cars3.uchicago.edu
Tue Aug 1 15:53:56 EST 2000
In article <8m7c0t$dk6$1 at nnrp1.deja.com>, Guido Pascale <need2know at worldmailer.com> writes:
>Medical image intensifiers take polychromatic x-radiation (transmitted
>through a body part), pass it through a (CsI(Na)) photocathode which
>converts
> the x-ray "image" into an electron "image," and these electrons are
>focused onto a small phosphor output screen, producing a UV/visible
>light "image"
> (reduced in size, hence intensified) which is picked up by a video or
>CCD camera.
>
> Has anyone out there, in our viewing audience, performed any studies
>using such an image intensifier with MONOCHROMATIC radiation instead of
> the standard polychromatic radiation emitted by x-ray tubes? Or do you
>know of any related publications?
>
Just look for any publications of work done in synchrotron light
sources, what you describe is pretty standard.
Mati Meron | "When you argue with a fool,
meron at cars.uchicago.edu | chances are he is doing just the same"
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