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Alexander Graham Bell's 1880 paper on photoacoustic effect
(
zenodo.org
)
3 points
by
deeths
on Nov 15, 2019
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1 comment
deeths
on Nov 15, 2019
[–]
Someone posted here on the photoacoustic effect a few days ago (
https://news.ycombinator.com/item?id=21454851
) and the link above is a cool old paper I discovered down that Internet rabbit hole...
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