Answers are grounded in this paper and cite their sources.
A compact apparatus for transferring nonvolatile particles into the gas phase and depositing them on a solid surface has been built and tested successfully. As initial experiment, solid caffeine with a vanishingly low vapor pressure has been dissolved in supercritical carbon dioxide, expanded into vacuum using a pulsed, supersonic molecular beam, and detected using a simple residual gas analyzer.
No takes yet. Share an insight, caveat, or question.
Christen et al. (2004) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: