Học cách lắng nghe

<span class='text_page_counter'>(1)</span><div class='page_container' data-page=1>

Clear

A

T, h, m, kb, chivc, chi0, epxi,

Ω

l , qd, Lx, Ly , Lz,

dt, E0, Ef, k

Α

, k

Β

, En

Α

, En

Β

, En

Η

,

nx

Α

, ny

Α

, nx

Β

, ny

Β

, nx

Η

,

ny

Η

,

i, j, l, n,

E

Α

, E

Β

, f

Α

, f

Β

, T, ND, HS, Nq,

Ω

, q1,

q2, q3, q4, d1, d2, d3, d4 , H1, H2, H3, H4, B, P, p1, p2

E

;

T

=

200;

h

=

1.054 10

-34

;

m

=

6.097 10

-32

;

kb

=

1.38066 10

-23

;

chivc

=

10.9;

chi0

=

13.1;

epxi

=

12.5;

Ω

l

=

5.556 10

12

;

qd

=

<b>108</b>

;

Ly

=

200 10

-10

;

Lz

=

100 000 10

-10

;

dt

=

1.6 10

-19

;

E0

=

10

-5

;

Ef

=

0.5 10

-18

;

k

Α =

10

9.25

;

k

Β =

10

9.3556

;

<b>nx</b>

<b>Η =</b>

<b>1;</b>

<b>ny</b>

<b>Η =</b>

<b>1;</b>

<b>nx</b>

<b>Α</b>

<b>:</b>

<b>=</b>

<b>i;</b>

<b>ny</b>

<b>Α</b>

<b>:</b>

<b>=</b>

<b>j;</b>

<b>nx</b>

<b>Β</b>

<b>:</b>

<b>=</b>

<b>n;</b>

<b>ny</b>

<b>Β</b>

<b>:</b>

<b>=</b>

<b>l;</b>

<b>En</b>

<b>Α</b>

<b>@</b>

<b>Lx_</b>

<b>D</b>

<b>=</b>

<b>h</b>

<b>2</b>

<b>_Pi</b>

<b>2</b>

<b>2 m</b>

<b>nx</b>

<b>Α</b>

<b>2</b>

<b>Lx</b>

<b>2</b>

<b>+</b>

<b>ny</b>

<b>Α</b>

<b>2</b>

</div>
<span class='text_page_counter'>(2)</span><div class='page_container' data-page=2>

<b>E</b>

<b>n</b>

<b>Η</b>

<b>@Lx_D</b>

<b>=</b>

<b>h</b>

<b>2</b>

<b>Pi</b>

<b>2</b>

<b>2 m</b>

<b>nx</b>

<b>Η</b>

<b>2</b>

<b>Lx</b>

<b>2</b>

<b>+</b>

<b>ny</b>

<b>Η</b>

<b>2</b>

<b>Ly</b>

<b>2</b>

<b>;</b>

<b>E</b>

<b>n</b>

<b>Β</b>

<b>@Lx_D</b>

<b>=</b>

<b>h</b>

<b>2</b>

<b>_Pi</b>

<b>2</b>

<b>2 m</b>

<b>nx</b>

<b>Β</b>

<b>2</b>

<b>Lx</b>

<b>2</b>

<b>+</b>

<b>ny</b>

<b>Β</b>

<b>2</b>

<b>Ly</b>

<b>2</b>

<b>;</b>

E

Α

@

Lx_

D

=

h

2

_k

_Α

2

2 m

+

En

Α

@

Lx

D

;

E

Β

@

Lx_

D

=

h

2

_k

_Β

2

2 m

+

En

Β

@

Lx

D

;

f

Α

@

Lx_

D

=

1

ã

HEΑ@LxD-EfL

kb T

₊

₁

;

f

Β

@

Lx_

D

=

1

ã

HEΒ@LxD-EfL

kb T

+

₁

;

ND

@

Lx_

D

=

f

Α

@

Lx

D

-

f

Β

@

Lx

D

;

HS

@

Lx_

D

=

12

2

_dt

2

_Ω

_l

ND

@

Lx

D

epxi

H

Lx Ly

L

2

Lz Pi

2

1

chivc

-

1

chi0

;

Nq

=

1

ã

hΩl
kb T

-

₁

;

q1

@

Lx_,

Ω

_

D

=

k

Α

2

+

2 m

h

2

H

h

Ω -

h

Ω

l

+

En

Η

@

Lx

D

-

En

Α

@

Lx

DL

;

q2

@

Lx_,

Ω

_

D

=

k

Α

2

+

2 m

h

2

H

h

Ω +

h

Ω

l

-

En

Η

@

Lx

D

+

En

Α

@

Lx

DL

;

q3

@

Lx_,

Ω

_

D

=

k

Β

2

_-

2 m

h

2

H

h

Ω -

h

Ω

l

+

En

Η

@

Lx

D

-

En

Β

@

Lx

DL

;

q4

@

Lx_,

Ω

_

D

=

k

Β

2

_-

2 m

h

2

H

</div>
<span class='text_page_counter'>(3)</span><div class='page_container' data-page=3>

d1

@

Lx_,

Ω

_

D

=

4 Pi2_nx_Α2

Lx2

+

4 Pi2_ny_Α2

Ly2

+

q1

@

Lx,

Ω

D

2

4 Pi2nxΑ2

Lx2

+

4 Pi2nyΑ2

Ly2

+

q1

@

Lx,

Ω

D

2

₊

_qd

2

+

2 q1

@

Lx,

Ω

D

2

I

q1

@

Lx,

Ω

D

2

₊

_qd

2

M

2

;

d2

@

Lx_,

Ω

_

D

=

4 Pi2_nx_Α2

Lx2

+

4 Pi2_ny_Α2

Ly2

+

q2

@

Lx,

Ω

D

2

4 Pi2nxΑ2

Lx2

+

4 Pi2nyΑ2

Ly2

+

q2

@

Lx,

Ω

D

2

₊

_qd

2

+

2 q2

@

Lx,

Ω

D

2

I

q2

@

Lx,

Ω

D

2

₊

_qd

2

M

2

;

d3

@

Lx_,

Ω

_

D

=

4 Pi2 _nx_Β2

Lx2

+

4 Pi2_ny_Β2

Ly2

+

q3

@

Lx,

Ω

D

2

4 Pi2 nxΒ2

Lx2

+

4 Pi2nyΒ2

Ly2

+

q3

@

Lx,

Ω

D

2

₊

_qd

2

+

2 q3

@

Lx,

Ω

D

2

I

q3

@

Lx,

Ω

D

2

₊

_qd

2

M

2

;

d4

@

Lx_,

Ω

_

D

=

4 Pi2 nxΒ2

Lx2

+

4 Pi2nyΒ2

Ly2

+

q4

@

Lx,

Ω

D

2

4 Pi2 nxΒ2

Lx2

+

4 Pi2nyΒ2

Ly2

+

q4

@

Lx,

Ω

D

2

₊

_qd

2

+

2 q4

@

Lx,

Ω

D

2

I

q4

@

Lx,

Ω

D

2

₊

_qd

2

M

2

;

H1

@

Lx_,

Ω

_

D

=

f

Α

@

Lx

D

1

-

1

ã

h2 q1@Lx,ΩD2

2 m +EnΗ@LxD-Ef

kb T

+

₁

+

Nq

-

Nq

1

ã

h2 q1@Lx,ΩD2

2 m +EnΗ@LxD-Ef

kb T

+

₁

;

H2

@

Lx_,

Ω

_

D

=

1

-

1

ã

h2 q2@Lx,ΩD2

2 m +EnΗ@LxD-Ef

kb T

₊

₁

H

1

-

f

Α

@

Lx

D

+

Nq

L

-

Nq f

Α

@

Lx

D

;

H3

@

Lx_,

Ω

_

D

=

1

ã

h2 q3@Lx,ΩD2

2 m +EnΗ@LxD-Ef

kb T

+

₁

</div>
<span class='text_page_counter'>(4)</span><div class='page_container' data-page=4>

H4

@

Lx_,

Ω

_

D

=

f

Β

@

Lx

D

1

-

1

ã

h2 q4@Lx,ΩD2

2 m +EnΗ@LxD-Ef

kb T

+

₁

+

Nq

-

Nq

1

ã

h2 q4@Lx,ΩD2

2 m +EnΗ@LxD-Ef

kb T

+

₁

;

B

@

Lx_,

Ω

_

D

=

HS

@

Lx

D H

d1

@

Lx,

Ω

D

H1

@

Lx,

Ω

D

-

d2

@

Lx,

Ω

D

H2

@

Lx,

Ω

D

+

d3

@

Lx,

Ω

D

H3

@

Lx,

Ω

D

-

d4

@

Lx,

Ω

D

H4

@

Lx,

Ω

DL

;

P

@

Lx_,

Ω

_

D

=

E0

2

2

Ω

â

i=1
2

â

j=1
2

â

n=1
2

â

l=1

2

_dt

2

_{h k}

_Α

_k

_Β

m

2

Lx Ly

ND

@

Lx

D

B

@

Lx,

Ω

D

H

h

Ω -

H

E

Β

@

Lx

D

-

E

Α

@

Lx

DLL

2

₊

_B

@

_Lx,

_Ω

D

2

;

p1

=

Plot

A9

P

A

162 10

-10

,

Ω

10

15

E

10

12

, P

A

160 10

-10

,

Ω

10

15

E

10

12

,

P

A

158 10

-10

,

Ω

10

15

E

10

12

, P

A

156 10

-10

,

Ω

10

15

E

10

12

,

P

A

154 10

-10

,

Ω

10

15

E

10

12

, P

A

152 10

-10

,

Ω

10

15

E

10

12

,

P

A

150 10

-10

,

Ω

10

15

E

10

12

, P

A

148 10

-10

,

Ω

10

15

E

10

12

,

P

A

146 10

-10

,

Ω

10

15

E

10

12

, P

A

144 10

-10

,

Ω

10

15

E

10

12

,

P

A

142 10

-10

,

Ω

10

15

E

10

12

, P

A

140 10

-10

,

Ω

10

15

E

10

12

,

P

A

138 10

-10

,

Ω

10

15

E

10

12

, P

A

136 10

-10

,

Ω

10

15

E

10

12

=

,

8

Ω

, 1.7 , 2.2

<E

p2

=

Plot

A9

P

A

162 10

-10

,

Ω

10

15

E

10

12

8.10, P

A

160 10

-10

,

Ω

10

15

E

10

12

6.90,

P

A

158 10

-10

,

Ω

10

15

E

10

12

6.00, P

A

156 10

-10

,

Ω

10

15

E

10

12

5.00,

P

A

154 10

-10

,

Ω

10

15

E

10

12

4.30, P

A

152 10

-10

,

Ω

10

15

E

10

12

3.70,

P

A

150 10

-10

,

Ω

10

15

E

10

12

3.20, P

A

148 10

-10

,

Ω

10

15

E

10

12

2.70,

P

A

146 10

-10

,

Ω

10

15

E

10

12

2.30, P

A

144 10

-10

,

Ω

10

15

E

10

12

1.95,

P

A

142 10

-10

,

Ω

10

15

E

10

12

1.66, P

A

140 10

-10

,

Ω

10

15

E

10

12

1.40,

P

A

138 10

-10

,

Ω

10

15

E

10

12

1.19, P

A

136 10

-10

,

Ω

10

15

E

10

12

=

,

8

Ω

, 1.7 , 2.2

<E

</div>
<span class='text_page_counter'>(5)</span><div class='page_container' data-page=5>

<b>FindRootAPA160 10</b> <b>,Ω10</b> <b>E10</b> <b>6.90</b> <b>Š3.2,8Ω, 1.876<E;</b>
<b>FindRootAPA160 10-10,Ω1015E10126.90Š3.2,8Ω, 2.020<E;</b>
<b>FindRootAPA158 10-10,Ω1015E10126.00</b> <b>Š3.2,8Ω, 1.869<E;</b>
<b>FindRootAPA158 10-10,Ω1015E10126.00Š3.2,8Ω, 2.022<E;</b>
<b>FindRootAPA156 10-10,Ω1015E10125.00</b> <b>Š3.2,8Ω, 1.863<E;</b>
<b>FindRootAPA156 10-10,Ω1015E10125.00Š3.2,8Ω, 2.023<E;</b>
<b>FindRootAPA154 10-10,Ω</b>

10

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<b>FindRootAPA154 10-10,Ω</b>

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<b>FindRootAPA152 10-10,Ω</b>

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<b>FindRootAPA152 10-10,Ω</b>

10

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<b>FindRootAPA150 10-10,Ω</b>

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<b>FindRootAPA150 10-10,Ω</b>

10

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<b>E10123.20Š3.2,8Ω, 2.037<E;</b>
<b>FindRootAPA148 10-10,Ω</b>

10

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<b>FindRootAPA148 10-10,Ω</b>

10

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<b>E10122.70Š3.2,8Ω, 2.039<E;</b>
<b>FindRootAPA146 10-10,Ω</b>

10

<b>15</b>

<b>E10122.30</b> <b>Š3.2,8Ω, 1.822<E;</b>
<b>FindRootAPA146 10-10,Ω</b>

10

<b>15</b>

<b>E10122.30Š3.2,8Ω, 2.046<E;</b>
<b>FindRootAPA144 10-10,Ω</b>

10

<b>15</b>

<b>E10121.95</b> <b>Š3.2,8Ω, 1.812<E;</b>
<b>FindRootAPA144 10-10,Ω</b>

10

<b>15</b>

<b>E10121.95Š3.2,8Ω, 2.050<E;</b>
<b>FindRootAPA142 10-10,Ω</b>

10

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<b>FindRootAPA142 10-10,Ω</b>

10

<b>15</b>

<b>E10121.66Š3.2,8Ω, 2.057<E;</b>
<b>FindRootAPA140 10-10,Ω</b>

10

<b>15</b>

<b>E10121.40</b> <b>Š3.2,8Ω, 1.782<E;</b>
<b>FindRootAPA140 10-10,Ω</b>

10

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<b>E10121.40Š3.2,8Ω, 2.062<E;</b>
<b>xData=9140 10-10, 142 10-10, 144 10-10, 146 10-10, 148 10-10,</b>

<b>150 10-10, 152 10-10, 154 10-10, 156 10-10, 158 10-10, 160 10-10, 162 10-10</b> <b>=</b>

<b>yData=90.37706 1015, 0.33666 1015, 0.30678 1015, 0.28405 1015, 0.26399 1015, 0.24743 1015,</b>

<b>0.23128 1015, 0.21698 1015, 0.20471 1015, 0.19420 1015, 0.18703 1015, 0.181264 1015=</b>
<b>dataToPlot</b> <b>=TransposeB:xData 1010,</b>

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</div>
<span class='text_page_counter'>(6)</span><div class='page_container' data-page=6>

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1.8 1.9 2.0 2.1 2.2
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<span class='text_page_counter'>(7)</span><div class='page_container' data-page=7>

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0.16
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