最終更新日：2025/11/27
(quantum mechanics) The phenomenon in which a wavefunction — initially in a superposition of several different possible eigenstates — appears to reduce to a single one of those states after interaction with an observer: the reduction of the physical possibilities into a single possibility as seen by an observer.
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wavefunction collapse
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元となった辞書の項目
wavefunction collapse
名詞
可算名詞
不可算名詞
(quantum
mechanics)
The
phenomenon
in
which
a
wavefunction
—
initially
in
a
superposition
of
several
different
possible
eigenstates
—
appears
to
reduce
to
a
single
one
of
those
states
after
interaction
with
an
observer:
the
reduction
of
the
physical
possibilities
into
a
single
possibility
as
seen
by
an
observer.
日本語の意味
量子力学において、複数の可能な固有状態の重ね合わせとなっていた波動関数が観測との相互作用により、単一の状態に収縮する現象。
意味（1）
(quantum
mechanics)
The
phenomenon
in
which
a
wavefunction
—
initially
in
a
superposition
of
several
different
possible
eigenstates
—
appears
to
reduce
to
a
single
one
of
those
states
after
interaction
with
an
observer:
the
reduction
of
the
physical
possibilities
into
a
single
possibility
as
seen
by
an
observer.
（ plural ）
