Measure T₁ by inverting the magnetization and reading how much has recovered after τ.
Checked against R. L. Vold, J. S. Waugh, M. P. Klein, D. E. Phelps, J. Chem. Phys. 48, 3831–3832 (1968), doi:10.1063/1.1669699.
Process NMR spectra in NMRium and draw pulse sequences, from a library of standard experiments or column by column, and save both as figures that open again. The site needs JavaScript, because every spectrum and figure is handled in your browser.