protons
atomic
electrons
arkrt
sr rekz
100

100



100

100

100

100

100

100

100

100

200

200

200

200

200

200

200

200

200

200

300

1000

300

300

a b

300

300

a b

300

300

a b

500

500

a b

500

500

a b

500

500

a b

500

500

a b

500

500

a b

M
e
n
u