Discretization schemes for the simulation of nonlinear propagation equations

• Autorzy: Delsanto P. P. , Scalerandi M.
• Konferencja: International Symposium on HYDROACOUSTICS AND ULTRASONICS EAA Symposium (formerly 13th FASE Symposium) Gdańsk-Jurata, 12-16 May 1997
• Języki publikacji: EN

Abstrakty

EN

A technique is proposed for testing the stability and convergence of Finite Differences schemes for the simulation of the propagation of pulses in non linear media. As a first application, the propagation of a semi-infinite sine pulse in a medium with a periodic non linearity is analyzed.

• Wydawca: Polskie Towarzystwo Akustyczne. Oddział Gdański
• Czasopismo: Hydroacoustics
• Rocznik: 1997
• Tom: Vol. 1
• Strony: 65--70
• Opis fizyczny: Bibliogr. 7 poz., rys.

Twórcy

autor

Delsanto P. P.

• INFM - Dip.Fisica, Politecnico di Torino C.so Duca degli Abruzzi 24, 10129, .Torino, Italy

autor

Scalerandi M.

• INFM - Dip.Fisica, Politecnico di Torino C.so Duca degli Abruzzi 24, 10129, .Torino, Italy

Bibliografia

• [1] A.Alippi, G.Shkerdin, A.Bettucci, F.Craciun, E.Molinari, A.Petri, (1992), Loui-threshold subharmonie generation in composite struciures with Cantor-like code, Phys.Rev.Lett., 69, 3318
• [2] J.C.Strickwerda, (1989), Finite Difference Schemes and Partial Differential Equations, ed. Wadsworth-Brooks
• [3] P.P.Delsanto et al., (1994), Connection Machine Simulation of Ultrasonic Wave Propagation in Materials II: the two-dimensional case, Wave Motion, 20, 295
• [4] P.P.Delsanto et al, (1997), Connection Machine Simulation of Ulirasonic Wave Propaqation in Materials III: the three-dimensiotial case, Wave Motion, in press
• [5] D .lordache, P.P. Delsanto, M .Scalerandi, (1997), Pulse Distortions in the FD Simulation of Elastic Wave Propagation, Math.Comp.Mod., in press
• [6] J.S.Mc.lntyre, C.W.Bert, R.A.Kline, (1995), Wave Propaqation in a Composite with Wavy Reinforcing Fibers, Review of Progress in QNDE, ed. D.O.Thomson and D.E.Chimenti, 1311-1318
• [7] M.Scalerandi, P.P.Delsanto, C.A. Condat, (1997) Numerical Analysis of the Stochastic Boussinesq Equation, in Applied Mechanics in the Americas, (ed.s Rysz, Godoy and Suarez), vol.5, p.256