Formulas Flashcards
1
Q
E^2 =
A
m^2c^4 + p^2c^2
2
Q
Ω(r)(z)/Ω(m)(z) =
A
Ω(r,0)(1+z)/Ω(m,0)
3
Q
T =
A
1.4x10^10K/√t
4
Q
E(typ) =
A
3MeV/√t
5
Q
T(eq) =
A
10,000K
1x10^4K
6
Q
t(eq) =
A
2x10^12s
7
Q
for adiabatically-expanding universe
A
aT = const
a(dot)T + T(dot)a = 0
8
Q
Y4 =
A
He/H+He
9
Q
Ω(m)(z) =
A
Ω(m,0)(1+z)^3/E(z)^2
10
Q
Ω(k)(z) =
A
Ω(k,0)(1+z)^2/E(z)^2
11
Q
Ω(Λ)(z) =
A
Ω(Λ,0)/E(z)^2
12
Q
T(dec) =
A
3000K
