Definition of matrix isolation in English:

matrix isolation


  • [mass noun] A technique for preparing free radicals or other unstable species by trapping them in a very cold inert substrate (such as solid argon) so that they can be studied spectroscopically.

    • ‘We have used high temperature deposition techniques combined with matrix isolation to create samples.’
    • ‘They were studied using a matrix isolation technique combined with infrared absorption spectroscopy.’