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Spatial Probability Density | |
=========================== | |
假設 ρ 是 spatial probability density | |
∫∫∫ ρ dx dy dz = 1 ...(1) | |
let | |
f(t) = square wave function | |
f(t) = 4/π Σ_{k = 0..+oo} (1/(2 k + 1) sin((2 k + 1) 2 π f t)) ...(2) | |
Case 1: | |
∫∫∫ ρ dx dy dz = f(t) | |
∫∫∫ ρ dx dy dz = 4/π Σ_{k = 0..+oo} (1/(2 k + 1) sin((2 k + 1) 2 π f t)) | |
∫∫∫ ρ dx dy dz = 4/π Σ_{k = 0..+oo} (1/(2 k + 1) sin((2 k + 1) ω t)) | |
∫∫∫ ρ dx dy dz = 4/π Σ_{k = 0..+oo} (1/(2 k + 1) sin((2 k + 1) h_bar ω t/h_bar)) | |
∫∫∫ ρ dx dy dz = 4/π Σ_{k = 0..+oo} (1/(2 k + 1) sin((2 k + 1) E t/h_bar)) | |
∫∫∫ ρ dx dy dz = 4/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) E t/h_bar) - e^(-i (2 k + 1) E t/h_bar))/(2 i) | |
∫∫∫ ρ dx dy dz = -2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) E t/h_bar) - e^(-i (2 k + 1) E t/h_bar)) | |
ρ = d^3/(dx dy dz) (-2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) E t/h_bar) - e^(-i (2 k + 1) E t/h_bar))) | |
ρ = dt/dx dt/dy dt/dz d^3/dt^3 (-2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) E t/h_bar) - e^(-i (2 k + 1) E t/h_bar))) | |
ρ = 1/(dx/dt) 1/(dy/dt) 1/(dz/dt) d^3/dt^3 (-2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) E t/h_bar) - e^(-i (2 k + 1) E t/h_bar))) | |
ρ = 1/v_x 1/v_y 1/v_z d^3/dt^3 (-2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) E t/h_bar) - e^(-i (2 k + 1) E t/h_bar))) | |
ρ = 1/(v_x v_y v_z) d^3/dt^3 (-2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) E t/h_bar) - e^(-i (2 k + 1) E t/h_bar))) | |
ρ = -1/(v_x v_y v_z) d^3/dt^3 (2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) E t/h_bar) - e^(-i (2 k + 1) E t/h_bar))) ...(3) | |
Case 2: | |
∫∫∫ ρ dx dy dz = -f(t) | |
ρ = 1/(v_x v_y v_z) d^3/dt^3 (2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) E t/h_bar) - e^(-i (2 k + 1) E t/h_bar))) ...(4) | |
(3) & (4): | |
ρ^2 = (1/(v_x v_y v_z) d^3/dt^3 (2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) E t/h_bar) - e^(-i (2 k + 1) E t/h_bar))))^2 ...(5) | |
按等效座標理論 | |
p x = E (t - t0) ...(6) | |
p x - E t = -E t0 | |
p x/E - t = -t0 | |
d/dt (p x/E - t) = - d/dt t0 | |
x/E dp/dt + p/E dx/dt - p x/E^2 dE/dt - 1 = 0 | |
assume E <> 0 | |
x E dp/dt + p E dx/dt - p x dE/dt - E^2 = 0 | |
x F E + p v E - p x dE/dt - E^2 = 0 | |
E^2 + (-x F - p v) E + (p x dE/dt) = 0 | |
E = (-(-x F - p v) +/- ((-x F - p v)^2 - 4(p x dE/dt))^(1/2))/2 | |
E = ((x F + p v) +/- ((x F + p v)^2 - 4 p x dE/dt)^(1/2))/2 | |
3D 效果 | |
E = ((r . F + p . v) +/- ((r . F + p . v)^2 - 4 (p . r) dE/dt)^(1/2))/2 | |
因為下面有用到 E field,以 U 代替 E : | |
U = ((r . F + p . v) +/- ((r . F + p . v)^2 - 4 (p . r) dU/dt)^(1/2))/2 | |
U = ((r . F + p . v) - ((r . F + p . v)^2 - 4 (p . r) dU/dt)^(1/2))/2 ...(7) | |
or | |
U = ((r . F + p . v) + ((r . F + p . v)^2 - 4 (p . r) dU/dt)^(1/2))/2 ...(8) | |
同理,以 U 代替 E : | |
(5): | |
ρ^2 = (1/(v_x v_y v_z) d^3/dt^3 (2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) U t/h_bar) - e^(-i (2 k + 1) U t/h_bar))))^2 ...(9) | |
(7) & (9): | |
ρ^2 = (1/(v_x v_y v_z) d^3/dt^3 (2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) (((r . F + p . v) - ((r . F + p . v)^2 - 4 (p . r) dU/dt)^(1/2))/2) t/h_bar) - e^(-i (2 k + 1) (((r . F + p . v) - ((r . F + p . v)^2 - 4 (p . r) dU/dt)^(1/2))/2) t/h_bar))))^2 ...(10) | |
(8) & (9): | |
ρ^2 = (1/(v_x v_y v_z) d^3/dt^3 (2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) (((r . F + p . v) + ((r . F + p . v)^2 - 4 (p . r) dU/dt)^(1/2))/2) t/h_bar) - e^(-i (2 k + 1) (((r . F + p . v) + ((r . F + p . v)^2 - 4 (p . r) dU/dt)^(1/2))/2) t/h_bar))))^2 ...(11) | |
F = m E_g + m v × B_g + q E + q v × B ...(12) | |
(10) & (12): | |
ρ^2 = (1/(v_x v_y v_z) d^3/dt^3 (2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) (((r . (m E_g + m v × B_g + q E + q v × B) + p . v) - ((r . (m E_g + m v × B_g + q E + q v × B) + p . v)^2 - 4 (p . r) dU/dt)^(1/2))/2) t/h_bar) - e^(-i (2 k + 1) (((r . (m E_g + m v × B_g + q E + q v × B) + p . v) - ((r . (m E_g + m v × B_g + q E + q v × B) + p . v)^2 - 4 (p . r) dU/dt)^(1/2))/2) t/h_bar))))^2 ...(13) | |
(11) & (12): | |
ρ^2 = (1/(v_x v_y v_z) d^3/dt^3 (2 i/π Σ_{k = 0..+oo} (1/(2 k + 1) (e^(i (2 k + 1) (((r . (m E_g + m v × B_g + q E + q v × B) + p . v) + ((r . (m E_g + m v × B_g + q E + q v × B) + p . v)^2 - 4 (p . r) dU/dt)^(1/2))/2) t/h_bar) - e^(-i (2 k + 1) (((r . (m E_g + m v × B_g + q E + q v × B) + p . v) + ((r . (m E_g + m v × B_g + q E + q v × B) + p . v)^2 - 4 (p . r) dU/dt)^(1/2))/2) t/h_bar))))^2 ...(14) |
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