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Questions - waveform

Hi, can you help me to plot a sine wave by the below code for OpenModelica

model ElectricField2 Real Eta=377; Real Jso=2.58*10^1; Real Hy; Real P; Real Px; Real w=12.56*(10^9); Real Ex; Real f; protected constant Real pi=Modelica....
test-img

Black_013

waveform

openmodelica

Votes: 0

Answers: 0

Function diverging at boundaries: Schrödinger 2D, explicit method

I'm trying to simulate the 2D Schrödinger equation using the explicit algorithm proposed by Askar and Cakmak (1977). I define a 100x100 grid with a complex function u+iv, null at the boundaries. The p...
test-img

Rob Tan

python

waveform

numerical-stability

Votes: 0

Answers: 1

Latest Answer

I'd try setting your dt to a smaller value (e.g. 0.001) and increase the number of integration steps (e.g fivefold). The wavefunction looks in shape also at Ntsteps=150 and well beyond when trying out...
test-img

Davide Fiocco

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