Kolyenova T. Dynamic simulation of atomic migration processes in FCC-crystals

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0400U000116

Applicant for

Specialization

  • 01.04.07 - Фізика твердого тіла

22-12-1999

Specialized Academic Board

Д 26.168.02

G. V. Kurdyumov IMPh of the N.A.S.U.

Essay

The standard formula of a diffusivity and criterion of a diffusive jump are improved. The computer molecular-dynamic model of a three-dimensional FCC-crystal with point defects is created. The incorrectness of molecular static method for estimate of activation energy, correlation effects for impurity atoms, weak interaction with a lattice, is established. The behaviour of point defects in front of the shock wave and their influence to process anomal masstransfer is explored.

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