Author: bugman Date: Sun Mar 23 15:57:11 2008 New Revision: 5197 URL: http://svn.gna.org/viewcvs/relax?rev=5197&view=rev Log: Converted many physical constant comments to docstrings. Modified: 1.3/physical_constants.py Modified: 1.3/physical_constants.py URL: http://svn.gna.org/viewcvs/relax/1.3/physical_constants.py?rev=5197&r1=5196&r2=5197&view=diff ============================================================================== --- 1.3/physical_constants.py (original) +++ 1.3/physical_constants.py Sun Mar 23 15:57:11 2008 @@ -27,59 +27,59 @@ # Misc. constants. ################## -# Planck's constant. +"""Planck's constant.""" h = 6.62606876 * 1e-34 -# Dirac's constant. +"""Dirac's constant.""" h_bar = h / (2.0 * pi) -# The magnetic constant or the permeability of vacuum. +"""The magnetic constant or the permeability of vacuum.""" mu0 = 4.0 * pi * 1e-7 # CSA and bond lengths. ####################### -# The 15N CSA in the NH bond (default value). +"""The 15N CSA in the NH bond (default value).""" N15_CSA = -172 * 1e-6 -# The length of the NH bond (default value). +"""The length of the NH bond (default value).""" NH_BOND_LENGTH = 1.02 * 1e-10 # Gyromagnetic ratios. ###################### -# The 13C gyromagnetic ratio. +"""The 13C gyromagnetic ratio.""" g13C = 6.728 * 1e7 -# The 1H gyromagnetic ratio. +"""The 1H gyromagnetic ratio.""" g1H = 26.7522212 * 1e7 -# The 15N gyromagnetic ratio. +"""The 15N gyromagnetic ratio.""" g15N = -2.7126 * 1e7 -# The 17O gyromagnetic ratio. +"""The 17O gyromagnetic ratio.""" g17O = -3.628 * 1e7 -# The 31P gyromagnetic ratio. +"""The 31P gyromagnetic ratio.""" g31P = 10.841 * 1e7 # Relative atomic masses. ######################### -# Proton. +"""Proton atomic mass.""" ArH = 1.00794 -# Carbon. +"""Carbon atomic mass.""" ArC = 12.0107 -# Nitrogen. +"""Nitrogen atomic mass.""" ArN = 14.0067 -# Oxygen. +"""Oxygen atomic mass.""" ArO = 15.9994 -# Sulphur. +"""Sulphur atomic mass.""" ArS = 32.065