Ignore:
Timestamp:
Oct 4, 2019 8:56:43 AM (3 years ago)
Author:
srkline
Message:

Corrections to the NGB30mSANS attenuator tables (for 3A data only).

Corrections to the sample aperture units on VSANS (change in NICE on 5/22/19).

Additions for the super white beam mode on VSANS - still in progress.

File:
1 edited

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  • sans/Dev/trunk/NCNR_User_Procedures/Reduction/SANS/NCNR_Utils.ipf

    r1217 r1219  
    14421442// new calibration done June 2007, John Barker 
    14431443// new calibration for 3A only -- September 2019, John Barker 
     1444// -- corrected values for  att #9 and att #10 27SEP2019 
    14441445// 
    14451446Proc MakeNG3AttenTable() 
     
    14761477         
    14771478         
    1478         //each wave has 10 elements, the transmission of att# at the wavelengths  
     1479        //each wave has 11 elements, the transmission of att# at the wavelengths  
    14791480        //lambda = 4,5,6,7,8,10,12,14,17,20 (4 A and 20 A are extrapolated values) 
    14801481        Make/O/N=(num) root:myGlobals:Attenuators:ng3lambda={3,4,5,6,7,8,10,12,14,17,20} 
     
    14911492        root:myGlobals:Attenuators:ng3att7 = {0.0041106,0.00170757,0.001084,0.0006469,0.0004142,0.0002607,0.0001201,7.664e-05,4.06624e-05,1.77379e-05,7.30624e-06} 
    14921493        root:myGlobals:Attenuators:ng3att8 = {0.001029,0.000320057,0.0001918,0.0001025,6.085e-05,3.681e-05,1.835e-05,6.74002e-06,3.25288e-06,1.15321e-06,3.98173e-07} 
    1493         root:myGlobals:Attenuators:ng3att9 = {0.00026462,6.27682e-05,3.69e-05,1.908e-05,1.196e-05,8.738e-06,6.996e-06,6.2901e-07,2.60221e-07,7.49748e-08,2.08029e-08} 
    1494         root:myGlobals:Attenuators:ng3att10 = {0.00015214,1.40323e-05,8.51e-06,5.161e-06,4.4e-06,4.273e-06,1.88799e-07,5.87021e-08,2.08169e-08,4.8744e-09,1.08687e-09} 
     1494        root:myGlobals:Attenuators:ng3att9 = {0.00026462,5.999e-05,3.3937e-05,1.6241e-05,8.9395e-06,5.1975e-06,2.0337e-06,5.9274e-07,2.6022e-07,7.4975e-08,2.1699e-08} 
     1495        root:myGlobals:Attenuators:ng3att10 = {6.9169e-05,1.1244e-05,6.0046e-06,2.5733e-06,1.3133e-06,7.3386e-07,2.3137e-07,5.2128e-08,2.0817e-08,4.8744e-09,1.1826e-09} 
    14951496   
    14961497  // percent errors as measured, May 2007 values 
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