Details of GSAS fit for CeO2 674b data jun/11bmb_4717 # File no. = 4717 # Scan time = JUN 01, 2014 01:51 # Sample name = NIST SRM 674b (CeO2) # Composition = Cerium(IV) oxide # Sample Comment = 0.8 mm dia Kapton # Temp (K) = 295.0 # 2theta step (deg) = 0.001 # Time per step (sec) = 0.1 # 100/Ring Current[0] = 0.982 # Monitor I0 [0] = 92926.4 # Monitor I1 [0] = 75877.3 # Gonio._radius [mm] = 1000.0 # Calibration file = 11bmb_4699_2thcorr.calib # 2Theta correction subtracted # Calibrated wavelength = 0.413671 # Normalization factor = 8.3538 GSAS Fit Summary of 11-BM CeO2 674b Data # by Matthew Suchomel at APS/ANL, 2014 Using GSAS/EXPGUI ************************************** lattice = 5.41164 (refined) SRM lattice = 5.41165 A Delta A from SRM = 0.00001 Lambda = 0.413671 A (FIXED) Ce X,Y,Z = 0, 0, 0 (FIXED) Ce Uiso = 0.003 O X,Y, Z, = 1/4, 1/4, 1/4 O Uiso = 0.004 background = 6-term Shifted Chebyschev (type #1) GSAS Profile type 4 GU = 1.37 (refined) GV = -0.30 (refined) GW = 0.09 (refined) LX = 0.61 (FIXED - based on NIST SRM particle size of 380 nm) S1 = 2.6E-04 (refined) S2 = 7.8E-04 (refined) SH/L = 0.0011 (FIXED) 2th zero (deg) = 0.00002 (refined) Absorption (mR/L) = 0.0 (FIXED) Rwp % = 8.1% chi**2 = 4.3