Package lib :: Module nmr

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Module nmr

source code

Module containing functions related to basic NMR concepts.

Functions

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float

frequency_to_Hz(frq=None, B0=None, isotope=None)
Convert the given frequency from ppm to Hertz units.

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float

frequency_to_ppm(frq=None, B0=None, isotope=None)
Convert the given frequency from Hertz to ppm units.

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float

frequency_to_ppm_from_rad(frq=None, B0=None, isotope=None)
Convert the given frequency from rad/s to ppm units.

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float

frequency_to_rad_per_s(frq=None, B0=None, isotope=None)
Convert the given frequency from ppm to rad/s units.

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float, float, float

rotating_frame_params(chemical_shift=None, spin_lock_offset=None, omega1=None)
Calculate the rotating frame paramaters.

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Variables

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__package__ = 'lib'

Imports: atan2, pi, sqrt, periodic_table

Function Details

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frequency_to_Hz(frq=None, B0=None, isotope=None)

source code

Convert the given frequency from ppm to Hertz units.

Parameters:

frq (float) - The frequency in ppm.
B0 (float) - The magnetic field strength as the proton frequency in Hertz.
isotope (str) - The isotope type of the nucleus of interest.

Returns: float

The frequency in Hertz.

frequency_to_ppm(frq=None, B0=None, isotope=None)

source code

Convert the given frequency from Hertz to ppm units.

Parameters:

frq (float) - The frequency in Hertz.
B0 (float) - The magnetic field strength as the proton frequency in Hertz.
isotope (str) - The isotope type of the nucleus of interest.

Returns: float

The frequency in ppm.

frequency_to_ppm_from_rad(frq=None, B0=None, isotope=None)

source code

Convert the given frequency from rad/s to ppm units.

Parameters:

frq (float) - The frequency in rad/s.
B0 (float) - The magnetic field strength as the proton frequency in Hertz.
isotope (str) - The isotope type of the nucleus of interest.

Returns: float

The frequency in ppm.

frequency_to_rad_per_s(frq=None, B0=None, isotope=None)

source code

Convert the given frequency from ppm to rad/s units.

Parameters:

frq (float) - The frequency in ppm.
B0 (float) - The magnetic field strength as the proton frequency in Hertz.
isotope (str) - The isotope type of the nucleus of interest.

Returns: float

The frequency in rad/s.

rotating_frame_params(chemical_shift=None, spin_lock_offset=None, omega1=None)

source code

Calculate the rotating frame paramaters.

Parameters:

chemical_shift (float) - The chemical shift in rad/s.
spin_lock_offset (float) - spin-lock offset in rad/s.
omega1 (float) - Spin-lock field strength in rad/s.

Returns: float, float, float

The average resonance offset in the rotating frame, angle describing the tilted rotating frame relative to the laboratory, effective field in rotating frame.