A new detection method has been applied to study the penetration depth of low-energyheavy ions in botanic samples. Highly oriented pyrolytic graphite (HOPG) pie
The propoerties of radicals fromγ-ray irradiated silk fabrics were studied by electron spin resonance method(ESR).The ESR spectra of silk fabrics irradiated in
The activities of protactinium were produced by the multi-nucleontransfer reactions in bombardment of the natural uranium with 60 MeV/nucleon 1sOions. A simple,
The penetration depth and concentration distribution of implanted ions have beenstudied for low energy heavy ions implanted in the dry seeds of plant,such as pe