Open AccessDetermination of Lock-in Frequency in Accordance with Material of Target for Defect Measuring by Lock-in Mid-IR Thermography
Author(s) -
Il-Chul Park,
Sang-Chae Kim,
Hang-Seo Lee,
Kim Han-Sub,
Hyun-Chul Jung,
Kyeong-Suk Kim
Publication year - 2019
Publication title -
journal of the korean society of manufacturing process engineers
Language(s) - English
Resource type - Journals
eISSN - 2288-0771
pISSN - 1598-6721
DOI - 10.14775/ksmpe.2019.18.9.044
Subject(s) - thermography , lock (firearm) , acoustics , materials science , infrared , optics , engineering , structural engineering , physics
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