Example of modeling of the electromagnetic radiation (vc=c+v).

Electron.

(%i1) define(Xe(t),Re*cos(We*t)) /* Location of the electron */;

Result

(%i2) define(Ve(t),-2*%pi*Re*sin(We*t)) /* Projection to velocities of the electron */;

Result

Radiation.

(%i3) define(Vc(t),c+Ve(t)) /* variant 1: Vc=c; variant 2: Vc=c+Ve; */;

Result

(%i4) define(Xct(T,t),Vc(t)*(T-t));

Result

(%i5) define(Xc(T,t),Xe(t)+Xct(T,t));

Result

Base space-temporary system.

(%i6) define(R(T,t),c*(T-t)+Re);

Result

Energy of the radiation.

(%i7) define(kEc(T,t),Re*(Xc(T,t)/R(T,t))^2);

Result

(%i8) define(dEc(T,t),1-kEc(T,t));

Result

Parameters to models.

(%i9) Re:1; Te:1; We: 2*%pi*Te,numer; alpha:137.036; c: alpha*2*%pi,numer;

Result

(%i14) Tn:8*Te;

Result

Graphic presentation of the electromagnetic radiation.

(%i15) plot2d([parametric,Xc(Tn,t),dEc(Tn,t),[t,0,Tn]],[nticks,2000])$

(%i16) plot2d([parametric,Xc(Tn,t),dEc(Tn,t),[t,0.99,Tn+0.99]],[nticks,2000])$

(%i17) plot2d([parametric,Xc(Tn,t),dEc(Tn,t),[t,0.99,Tn+0.99]],[nticks,2000],[gnuplot_term,"png size 800,600"], [gnuplot_out_file, "d:\\temp\\el_emv_var.png"])$

(%i18) plot2d([parametric,Xc(Tn,t),dEc(Tn,t),[t,0.99,Tn+0.99]],[nticks,2000], [psfile, "d:\\temp\\el_emv_var.eps"])$

Result

(%i19) 2/alpha;
dEc(100000000000*Te,0.25*Te),numer;
dEc(100000000000*Te,0.75*Te),numer;
(dEc(100000000000*Te,0.25*Te)-dEc(100000000000*Te,0.75*Te))/2,numer;

Result

Graphic presentation of the electromagnetic phenomenas in point X=0.

(%i23) plot2d([parametric,Xc(t,t),dEc(t,t),[t,0,Tn]],[nticks,2000])$

(%i24) plot2d(dEc(t,t),[t,0,Tn],[nticks,200])$

(%i25) plot2d(dEc(t,t),[t,0,Tn],[nticks,200],[gnuplot_term,"png size 800,600"], [gnuplot_out_file, "d:\\temp\\el_emv_var_x0.png"])$

(%i26) plot2d(dEc(t,t),[t,0,Tn],[nticks,200], [psfile, "d:\\temp\\el_emv_var_x0.eps"])$

Result


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