Home
Random
Log in
Settings
Donations
About Wiktionary
Disclaimers
Search
hyperfine structure
Language
Watch
Edit
English
edit
English
Wikipedia
has an article on:
hyperfine structure
Wikipedia
Noun
edit
hyperfine
structure
(
plural
hyperfine structures
)
(
physics
)
a closely spaced structure of
lines
in the
spectrum
of an
atom
or
molecule
due to
nuclear
isotopic
effects
and/or to nuclear
spin