neutrino

Upward Muon Flux
1
d! / dE µ
(GeV -1 km -2 yr -1 )
10 4
10 3
10 2
10 1
10 0
10 -1
10 -2
" 3/2
-> l + l - #, m "3/2
= 400 GeV, $ = 2.3 x 10 26 sec
" 3/2
-> (Wl,Z#,%#), m "3/2
= 400 GeV, $ = 2.3 x 10 26 sec
& '> µ + µ ' , µ &
= 2 TeV, $ = 2.9 x 10 26 sec
B (1) B (1) ->(qq,l + l - ,W + W - ,ZZ,##) , m (1)
B
= 800 GeV , B = 200
&& -> µ + µ ' , m &
= 1 TeV, B = 400
ATM
a
f
T
t
s
F
c
a
f
10 -3
10 -4
100 1000
E µ
(GeV)