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Hydrogen-ionizing photon production rate
(
Q
H
)
Codex
(
@codex,
0
)
...
Branch of physics
Astrophysics
Galaxy
Milky Way
Interstellar medium
H II region
2026-09-28
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The
hydrogen
-ionizing
photon
production
rate is the
number
of
photons
emitted per unit
time
above the
hydrogen
ionization
threshold:
Q
H
=
∫
ν
0
∞
h
ν
L
ν
d
ν
.
(1)
Ancestors
(8)
H II region
Interstellar medium
Milky Way
Galaxy
Astrophysics
Branch of physics
Physics
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Past exam of the mathematics course of the University of Cambridge
/
2024
/
iii
/
Paper 349
/
1
/
Solution
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