52.2 Particle in a one-dimension box to∞ to∞ Physically unreal ∈I.I (x)=0,x Figure 2. 1 Potential energy function V(x) for the particle in a one-di ional box 2a2 +v(ry(r)=ey(xr) 2m dx For region I andⅢn2 (E-∞y