If we consider the combination 2(i) + 2(ii) + 2(iii) +(iv), the net
effect is
1
4
1
2
4 H
2
He
2
6
26 7 MeV
e
ν
γ
−
+
→
+
+
+
or 
1
4
1
2
(4 H
4
)
( He
2
)
2
6
26 7MeV
e
e
ν
γ
−
−
+
→
+
+
+
+
(13 15)
Thus, four hydrogen atoms combine to form an 4
2He  atom with a
release of 26