beam focusing

electron beam focusing system model

concave sphere self focusing

Self-focusing

beam to beam connection

beam to beam moment connection

Continuous beam turned from simple beam

main beam and junior beam

plate beam and box corner reinforcement parts beam element

Simple-supported Beam to Continuous Beam

#-shaped beam

~(12)C~(+6)ion beam

~(12)C~(2+) ion beam

∑Δ-beam

0-mode beam feedback

12C heavy ion beam

12C(6+) heavy-ion beam

12C6+ heavy ion beam

12C6+ion beam