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Title: CR-39 track etching and blow up method

Patent ·
OSTI ID:5461394

This invention is a method of etching tracks in CR-39 foil to obtain uniformly sized tracks. The invention comprises a step of electrochemically etching the foil at a low frequency and a ''blow-up'' step of electrochemically etching the foil at a high frequency.

Research Organization:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
W-7405-ENG-48
Assignee:
Dept. of Energy
Patent Number(s):
4,648,950
Application Number:
06/786,993
OSTI ID:
5461394
Country of Publication:
United States
Language:
English