Using laser frequency narrowing techniques to improve production of hyperpolarized Xe for imaging and surface analysis.
Friese M, Talbot C, Whittaker A, Rubinsztein-Dunlop H, heckenberg N, Brereton I, Doddrell D, Wang D, Baldwin K
The University of Queensland, The University of Queensland
We produce hyperpolarized xenon for NMR/MRI by spin exchange optical pumping (SEOP), using a 30W LDA. SEOP efficiency is improved by frequency narrowing the LDA, doubling the spin polarization and thus doubling the NMR signal strength.