The classical problem of the nonlin ear dynamics of one dimensional large Langmuir waves is in vestigated numerically in the framework of a kin etic model based on the Vlasov equations for plasma electrons and ions, coupled with the Maxwell equations. The field and plasma quantities are followed in time startin g from a given spatial electric field distribution with typical scalelength much larger than the Debye length. The temporal evolution of the particle distribution functions and of its moments are in vestigated durin g the relaxation of the in itial perturbation or under the action of an externally applied oscillatin g field. The transformation of ordered energy in to electron temperature is observed. The frequency spectra of the electron and ion fluctuations are calculated and harmonic generation is studied.

title = "Vlasov-Maxwell numerical simulations of large amplitude langmuir wave dynamics",

abstract = "The classical problem of the nonlin ear dynamics of one dimensional large Langmuir waves is in vestigated numerically in the framework of a kin etic model based on the Vlasov equations for plasma electrons and ions, coupled with the Maxwell equations. The field and plasma quantities are followed in time startin g from a given spatial electric field distribution with typical scalelength much larger than the Debye length. The temporal evolution of the particle distribution functions and of its moments are in vestigated durin g the relaxation of the in itial perturbation or under the action of an externally applied oscillatin g field. The transformation of ordered energy in to electron temperature is observed. The frequency spectra of the electron and ion fluctuations are calculated and harmonic generation is studied.",

author = "Francesco Califano and Maurizio Lontano",

Research output: Contribution to journal › Article

TY - JOUR

T1 - Vlasov-Maxwell numerical simulations of large amplitude langmuir wave dynamics

AU - Califano, Francesco

AU - Lontano, Maurizio

PY - 1998

Y1 - 1998

N2 - The classical problem of the nonlin ear dynamics of one dimensional large Langmuir waves is in vestigated numerically in the framework of a kin etic model based on the Vlasov equations for plasma electrons and ions, coupled with the Maxwell equations. The field and plasma quantities are followed in time startin g from a given spatial electric field distribution with typical scalelength much larger than the Debye length. The temporal evolution of the particle distribution functions and of its moments are in vestigated durin g the relaxation of the in itial perturbation or under the action of an externally applied oscillatin g field. The transformation of ordered energy in to electron temperature is observed. The frequency spectra of the electron and ion fluctuations are calculated and harmonic generation is studied.

AB - The classical problem of the nonlin ear dynamics of one dimensional large Langmuir waves is in vestigated numerically in the framework of a kin etic model based on the Vlasov equations for plasma electrons and ions, coupled with the Maxwell equations. The field and plasma quantities are followed in time startin g from a given spatial electric field distribution with typical scalelength much larger than the Debye length. The temporal evolution of the particle distribution functions and of its moments are in vestigated durin g the relaxation of the in itial perturbation or under the action of an externally applied oscillatin g field. The transformation of ordered energy in to electron temperature is observed. The frequency spectra of the electron and ion fluctuations are calculated and harmonic generation is studied.

UR - http://www.scopus.com/inward/record.url?scp=4243142645&partnerID=8YFLogxK

UR - http://www.scopus.com/inward/citedby.url?scp=4243142645&partnerID=8YFLogxK