Department;
of;
Applied;
Physics,;
Northwestern;
Polytechnical;
University,;
Xi'an;
710072,;
China;
Department;
of;
Applied;
Physics,;
Northwestern;
Polytechnical;
University,;
Xi'an;
710072,;
China;
Department;
of;
Applied;
Physics,;
Northwestern;
Polytechnical;
University,;
Xi'an;
710072,;
China;
eutectic; growth,; crystal; nucleation,; high; undercooling,; ternary; eutectic.;