Low-energy ion beams have been developed for biotechnology
applications [1]. The ion beam biotechnology is the use of energetic
ions to produce radiation damage in biological matter. The ionbeam-
induced radiation damage can act as a new mutagenic
source for genetic modification of organisms. It has been reported
that low-energy ion beams can produce biological effects as
significant as using high-energy ion beams, and therefore, research
into low-energy ion beam biotechnology has recently shown rapid
growth [1]. One important application of ion beam biotechnology
is the induction of mutations in biological objects including rice,
flowers and bacteria. Ion beam bombardment can induce a broad
spectrum of mutations and treat a large number of biological
targets simultaneously. The intended effect of the induced
mutations is generally to create improved biological samples.