How to use the nmr larmor frequency calculator
Find the resonance frequency of hydrogen nuclei in a magnetic field, as used in MRI and NMR. Enter magnetic field strength in the field above; the proton larmor frequency is computed instantly and plotted on the chart so you can see how the answer changes.
Common searches this calculator answers include “NMR frequency”, “MRI proton frequency”, “Larmor frequency of protons”, “calculate nmr larmor frequency”, “find proton larmor frequency”.
Formula
Variables
- B — Magnetic field strength (T)
Worked example
With magnetic field strength = 1.5 T, the calculator gives proton larmor frequency ≈ 63.8655 MHz.
Frequently asked questions
What is the nmr larmor frequency calculator used for?
Find the resonance frequency of hydrogen nuclei in a magnetic field, as used in MRI and NMR. It helps with questions such as “NMR frequency”, “MRI proton frequency”, “Larmor frequency of protons”.
What is the formula for the nmr larmor frequency calculation?
Proton Larmor frequency (MHz) = 42.577 × B. Here B is magnetic field strength (T).
What inputs do I need for the nmr larmor frequency calculator?
You need magnetic field strength in T. Each field is pre-filled with a typical example so you can see how the result responds as you edit the numbers.
How do I use the nmr larmor frequency calculator?
Type values into the input fields. Results and the chart update instantly. Use Reset to restore the example values, Copy results to paste them elsewhere, or Share to copy a link that preserves your inputs.
Is the nmr larmor frequency result exact?
Calculations use standard formulas and double-precision arithmetic, then display about seven significant figures. Real-world measurements carry uncertainty, so treat results as estimates unless your inputs are exact.