pyopenms.Constants

Module Attributes

EPSILON	EPSILON (used for comparisons)
PI	PI
E	Euler's number - base of the natural logarithm
ELEMENTARY_CHARGE	Elementary charge (Coulomb)
ELECTRON_MASS	Electron mass (kg)
ELECTRON_MASS_U	Electron mass in units
PROTON_MASS	Proton mass (kg)
PROTON_MASS_U	Proton mass in units
C13C12_MASSDIFF_U	Mass difference between Carbon-13 and Carbon-12 in units
NEUTRON_MASS	Neutron mass (kg)
NEUTRON_MASS_U	Neutron mass in units
AVOGADRO	Avogadro constant (1/mol)
BOLTZMANN	Boltzmann constant (J/K)
PLANCK	Planck constant J * sec
GAS_CONSTANT	Gas constant (= NA * k)
FARADAY	Faraday constant (= NA * e0)
BOHR_RADIUS	Bohr radius (m)
VACUUM_PERMITTIVITY	Vacuum permittivity in C^2 / (J * m)
VACUUM_PERMEABILITY	Vacuum permeability in J s^2 / (C^2 * m)
SPEED_OF_LIGHT	Speed of light in m/s
GRAVITATIONAL_CONSTANT	Gravitational constant in N m^2 / kg^2
FINE_STRUCTURE_CONSTANT	Fine structure constant
DEG_PER_RAD	Degree per rad
RAD_PER_DEG	Rad per degree
MM_PER_INCH	mm per inch
M_PER_FOOT	m per foot
JOULE_PER_CAL	Joule per calorie
CAL_PER_JOULE	Calories per Joule
PRECURSOR_ERROR_PPM_USERPARAM	User parameter name for precursor mz error in ppm
FRAGMENT_ANNOTATION_USERPARAM	User parameter name for precursor mz error in ppm