Changeset 692

Timestamp:

Jul 19, 2012 1:36:15 PM (11 years ago)

Author:

vondreele

Message:

fix size derivatives

File:

• trunk/GSASIIstruct.py (modified) (2 diffs)

trunk/GSASIIstruct.py

@@ -35 +35 @@
 ateln2 = 8.0*math.log(2.0)
 DEBUG = False
-
 
 def GetControls(GPXfile):
@@ -2330 +2329 @@
     if calcControls[phfx+'SizeType'] == 'isotropic':
         Sgam = 1.8*wave/(np.pi*parmDict[phfx+'Size:i']*costh)
-        gamDict[phfx+'Size:i'] = -1.80*wave*parmDict[phfx+'Size:mx']/(np.pi*costh)
-        sigDict[phfx+'Size:i'] = -3.60*Sgam*wave*(1.-parmDict[phfx+'Size:mx'])**2/(np.pi*costh*ateln2)
+        gamDict[phfx+'Size:i'] = -900.*wave*parmDict[phfx+'Size:mx']/(np.pi*costh)
+        sigDict[phfx+'Size:i'] = -1800.*Sgam*wave*(1.-parmDict[phfx+'Size:mx'])**2/(np.pi*costh*ateln2)
     elif calcControls[phfx+'SizeType'] == 'uniaxial':
         H = np.array(refl[:3])