<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">I tried the "Isomorphous difference map” action and specified a file for input 1 containing F1+, F1– at one wavelength, and the file input 2 containing F2+,F2– at another wavelength. I selected the appropriate Labels for the columns containing the anomalous data. I then specified in "Advanced Options” to <b class="">use anomalous differences instead of amplitudes</b>. Will this procedure use the following coefficients for the difference Fourier?<div class=""><br class=""></div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>( F1(+) – F1(–) ) – ( F2(+) – F2(–) ), alpha(calc)</div><div class=""><br class=""></div><div class="">Can someone confirm if this is indeed what is calculated?</div><div class=""><br class=""></div><div class="">Many thanks,</div><div class="">Mark Saper<br class=""><div class="">
<div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="text-align: start; text-indent: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; -webkit-text-stroke-width: 0px;"><span style="color: rgb(0, 84, 147); font-style: normal;" class=""><font size="3" class=""><b class="">__________________</b></font></span></div><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; -webkit-text-stroke-width: 0px;"><span style="color: rgb(0, 84, 147); font-style: normal;" class=""><font size="3" class=""><b class="">Mark A. Saper, Ph.D.</b></font></span><span class="Apple-tab-span" style="white-space: pre;"> </span><br class=""><font size="2" class=""><span style="font-style: normal;" class="">Visiting Professor at the Faculty of Medicine</span></font></div><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; -webkit-text-stroke-width: 0px;"><font size="2" class=""><span style="font-style: normal;" class="">Hebrew University of Jerusalem</span></font></div><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; -webkit-text-stroke-width: 0px;"><font size="2" class=""><span style="font-style: normal;" class="">Ein Kerem Jerusalem</span></font></div><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; -webkit-text-stroke-width: 0px;"><font size="2" class=""><span style="font-style: normal;" class="">ISRAEL</span></font></div><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; -webkit-text-stroke-width: 0px;"><br class=""></div><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; -webkit-text-stroke-width: 0px;"><span style="font-size: small;" class=""><a href="mailto:saper@umich.edu" class="">saper@umich.edu</a> mobile </span><span style="font-size: small;" class="">+972 </span><font size="2" class="">52 815-0480</font></div></div></div></div>
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