The article was published in Nucl. Instr. and Meth. A, Volume 440, Issue 2, page 263 (1 February 2000.)
The article can be obtained in PDF format from the Elsevier web site if you are connecting from a site with access privileges.
The article was sent to NIM on 30 April 1999 and accepted in August.
Due to a long foul-up at the publisher, we did not receive the proofs until November 23. The proofs were returned on November 30, and the article should appear in early 2000.
The submitted version of the text is posted below in Postscript form.
The figures are posted separately as PS or gif or jpeg files.
Since NIM wanted the figures in hardcopy, incorporating them into the article file was not a priority.
Request a hard copy of the figures from
obrienj@cua.edu or sober@cua.edu.