Details of LaB6 scan Feb13/3706 # Run no. = 3706 # No. steps = 120000 # Scan time = ~3 hours # User sample name = NIST 660a lanthanum hexaboride (LaB6) # collection temp = 295 K # Start 2theta (deg) = -22.0 # End 2theta (deg) = 38.0 # 2theta step (deg) = 0.0005 # Time per step (sec) = 0.1 # 100/Ring Current[0] = 0.985 # Monitor I0 [0] = 94357.8 # Monitor I1 [0] = 78493.3 # Gonio._radius [mm] = 1000.0 # Calibration file = /data/feb13/11bmb_3705_2thcorr.calib Best Fit Summary of 11-BM LaB6 Data Feb13/3706 # by Matthew Suchomel at APS/ANL, 2013 Using GSAS-II ************************************** lattice = 4.15696 A SRM lattice = 4.15691(1) A Delta A from SRM = -0.00004 Lambda = 0.41385 (fixed) background = 4-term Shifted Chebyschev La X,Y,Z = 0, 0, 0 (fixed) La Uiso = 0.00535 B X,Y, Z, = 0.1976, 0, 0 Uiso = 0.00416 2th zero = -0.00001 DisplaceX (micron) = -55.11 Size (micron) = 1.01 MuStrain = 75.70 Absorption (uR) = 1.0 Only 2th data above 4 deg are used GU = 1.64 GV = -0.39 GW = 0.05 LX = 0.00 (fixed) LY = 0.00 (fixed) SH/L = 0.0005 Rwp % = 6.94 chi**2 = 2.57 Using GSAS/EXPGUI # by Matthew Suchomel at APS/ANL, 2013 ************************************** lattice = 4.15702 SRM lattice = 4.15691(1) A Delta A from SRM = -0.00010 Lambda = 0.41385 (fixed) La X,Y,Z = 0, 0, 0 (fixed) La Uiso = 0.00554 B X,Y, Z, = 0.1981, 0, 0 Uiso = 0.00277 background = 4-term Shifted Chebyschev (type #1) GSAS Profile type 4 GU = 1.59 GV = -0.36 GW = 0.05 LX = 0.24 LY = 0.00 (FIXED) S1 = 0.00037 S2 = 0.00048 SH/L = 0.0011(FIXED) 2th zero = 0.00178 Absorption (mR/L) = 0.5 (fixed) Rwp % = 7.20 chi**2 =2.77