Using lock-in detection to build a barcode scanner
Author:
Affiliation:
1. Department of Physics, Bryn Mawr College 1 , Bryn Mawr, Pennsylvania 19010
2. Department of Physics and Astronomy, Haverford College 2 , Haverford, Pennsylvania 19041
Abstract
Funder
National Science Foundation
Publisher
American Association of Physics Teachers (AAPT)
Subject
General Physics and Astronomy
Link
https://pubs.aip.org/aapt/ajp/article-pdf/91/12/1023/18216323/1023_1_5.0151621.pdf
Reference26 articles.
1. A pentode lock-in amplifier of high frequency selectivity;Rev. Sci. Instrum.,1941
2. An improved synchronous detector;Rev. Sci. Instrum.,1949
3. The measurement of thermal radiation at microwave frequencies;Rev. Sci. Instrum.,1946
4. “ Interview of Robert Dicke by Martin Harwit on 1985 June 18, Niels Bohr Library & Archives, American Institute of Physics, College Park, MD USA,” www.aip.org/history-programs/niels-bohr-library/oral-histories/4572.
5. Real-space imaging of confined magnetic skyrmion tubes;Nat. Commun.,2020
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