Electrostatic problem in millimeters with space charge - one quadrant Charge density = 400 nC/mm^3 produces same current/length as file cxy1q.am ; Copyright 2004 by the University of California. ; Unauthorized commercial use is prohibited. ® kprob=0, ! Poisson or Pandira problem dx=0.2, ! Mesh interval at origin conv=0.1 ! Units are in millimeters icylin=0, ! Cartesian coordinates nbsup=0, ! Dirichlet boundary condition at upper edge nbslo=1, ! Neumann boundary condition at lower edge nbslf=1, ! Neumann boundary condition at left edge nbsrt=0 ! Dirichlet boundary condition at right edge ibound=0, ! Dirichlet boundary condition on internal bounds xjfact=0.0 & ! Electrostatic problem &po x=40.,y=0. & &po nt=2,r=40.,theta= 90.,x0=0.,y0=0. & &po x=0.,y=0. & &po x=40.,y=0. & ® mat=1,den=4.d-11 & ! DEN is charge density in Coul/mm^3 &po x=5,y=0. & &po nt=2,r=5,theta=90.,x0=0.,y0=0. & &po x=0.,y=0. & &po x=5,y=0. &