#### engtokhy

##### Newbie level 6

δΦ²/δx²+δΦ²/δy²+Φ/τ-Φ×(S-G)=0

Where τ, S, and G are constants

at the boundary condition

δΦ/δx =0 at x=Lx

δΦ/δy =0 at y=Ly

Lx and Ly are the lengths which the electron will move inside the quantum well

please try to help me as possible {the domain of the problem is x-y}

Many thanks