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Abstract #1296

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.