Single-Ion Detection using Nuclear Track Detector CR-39 Plastic.

Review of Scientific Instruments, Vol. 70, pp. 4536-4538, 1999.

Ken-ichi Hara and Iwao Ohdomari

abstract

We have developed a technique for detecting single-ions that uses CR-39 plastic. Chemical etching of the plastic enables us to visualize both the incident sites and the existence the single-ion incidences as etch pits. Using this technique, we obtained a singularity rate of 88.3%.