21 lines
683 B
Python
21 lines
683 B
Python
Eph1 = 11.65 # actual photon energy
|
|
Eph2 = 12.05 # desired photon energy
|
|
|
|
do_elog = True
|
|
|
|
undlist = ("SARUN03","SARUN04","SARUN05","SARUN06","SARUN07","SARUN08","SARUN09","SARUN10","SARUN11","SARUN12","SARUN13","SARUN14","SARUN15")
|
|
|
|
K1, K2 = {}, {}
|
|
for und in undlist:
|
|
K = caget(und + "-UIND030:K_SET")
|
|
K1[und] = K
|
|
K2[und] = ((Eph1 / Eph2 * (K**2 + 2) - 2))**0.5
|
|
print K1,K2
|
|
for und in undlist: caput(und + "-UIND030:K_SET", K2[und])
|
|
|
|
#Elog entry
|
|
if do_elog:
|
|
title = "Wavelength change"
|
|
log_msg = "Old photon energy: %0.2f" % Eph1 + " kev\n"
|
|
log_msg = log_msg + "New photon energy: %0.2f" % Eph2 + " keV\n"
|
|
elog(title, log_msg) |