. , , ,

,,,


.

: 1431

: - ,

1998.

:

充..3

1 .5

2 .6

3 , , 腅..7

3.1 腅...8

3.2 ....9

3.3 ...11

4. .13

充.14

腅..15

充16

.

. (SiCl3), .

, , , () , .

, . , , .

, .

, , , . : 1. 2. . , . : , .

, , , ; . .

, , .

1. .

. :

1) , (), . 2) ( ).

3) , , .

4) , , , , Fe. , , , .

5) . 10-3 t . t . . @ 1450[..U1] . . 50-70 . 0.8 /.


.1

, , .1. , .

2. .

1.

N

.

r

×

s

-1 × -1

R

3

n

-3

m

3

×

d

7-1

N

0.145

6.850

58.140

1.17*1017

355.04

0.20

7-2

N

0.077

13.04

50.250

1.24*1017

655.26

0.19

8-1

N

5.260

0.190

566.60

1.10*1016

107.65

0.20

8-2

N

1.205

0.830

27.320

2.28*1017

22.680

0.20

9-1

N

0.470

2.320

25.600

2.44*1017

59.400

0.18

9-2

N

1.588

0.630

26.325

2.37*1017

16.580

0.28

10-1

N

1.240

0.800

13.050

4.79*1017

10.450

0.17

10-2

N

0.670

1.490

31.410

1.99*1017

46.700

0.20

10-3

P

1.920

0.520

17.360

3.60*1017

10.450

0.17

11-1

P

1.390

0.735

31.000

2.00*1017

22.300

0.30

11-2

P

0.670

1.500

22.300

2.80*1017

33.800

0.29

13-1*

P

0.274

3.650

13.890

4.50*1017

51.000

0.20

13-2*

P

0.255

3.920

25.000

2.50*1017

98.000

0.17

14-1

P

0.192

5.200

9.8750

6.30*1017

51.350

0.14

14-2

P

0.165

6.060

6.3900

9.78*1017

38.720

0.16

15-1

P

0.181

5.525

4.5400

1.38*1018

25.080

0.15

15-2

P

0.260

3.846

4.6800

1.34*1018

18.000

0.12

16-1*

P

0.094

10.70

6.2000

1.00*1018

66.340

0.26

16-2*

P

0.104

9.590

7.4500

8.39*1017

71.440

0.24

21-1*

P

0.094

10.64

8.4700

7.38*1017

90.100

0.20

21-2*

P

0.089

11.24

8.8100

7.10*1017

99.000

0.20

21-4*

P

0.093

10.72

8.1300

7.69*1017

87.200

0.20

1 *-

:

1)        , r, .

2) , ; .

[1], :

1)     , , , .

2)     , 1017 -3, . , .

3. , ,

.

, , . . (7) : L dp dn e . - . t.

3.1 .

(5,7) . , :

J12=J21 (1.1)

J12. :

dn=n-n0 dp=p-p0 (1.2)

, , , :

ddn/dt = Gn-Rn ddp/dt = Gp-Rp (1.3)

Gn , Gp

Rn , Rp

:

Rn=(n-n0)/tn Rp=(p-p0)/tp (1.4)

, 1/t

ddn/dt = Gn-dn/tn ddp/dt = Gp-dp/tp (1.5)

, ,

(dn)s =Gntn (dp)s = Gptp (1.6)

tn tp . tn tp , , dn dp , . tn tp , . dn=dp, tn tp , - t=tn=tp.

3.2 .

. (). . hw ³ Eg , ( , ). hw £ Eg . . , hw ³ Eg - . , . .

G=u(w)g(w)I(x) (2.1)

u(w)- , ,

I(x) - , .

g(w) - .

g ( ). , , . . , - (hw-Eg)., , , ( Mn Mp). , , t, , . , t. t<

ds = e(mpdp+mndn) (2.2)

, t³n, , .

dds/dt = e(mp+mn)g-ds/t. (2.3)

堠 t=(mpdp+mnsn)/(mpdp/tp+mpdp/tp) (2.4)

2.3 , t , ds.

(ds),

(ds)s = e(mp+mn)gt (4.5)

, t, (ds)s,.. . () , ..

. .

3.3 .

( ), , (7). , , , (, , ).

, , .



.2 .3

, :

dn/dt= kbI-gn n(M-n)+gnmNcm (3.1)

dm/dt= gn n (M-n)-gnmNcm-gpmp+gpPnm(M-m) (3.2)

dp/dt= kbI-gpmp+gp(M-m)Pnm (3.3)

:

Dn+Dm=Dp (3.4)

:

dm/dt=0 gn[n(M-m)-mNcm]=gp[mp-(M-m)Pnm] (3.5)

4. .

[2] (5). , .. - . .-, . . t .


1

1.

U(f) = U0[1-2tf th(2tf)-1 (4.1)

U(f0) = 0.8U0 (4.2)

t = (10f0)-1 = T0 (4.3)

, f0, U(f0) = 0.8U0, . , , . . .

.

, :

1)      , , , , , .

2)      . , .

3) . , .

:

1.... . . . 1997.

2.... .. . 1975.

3. ... . . . 1968.

4.... . . . 1967.

5. .... . ..1976..467-505.

6. .., .., .., - 1988 N2.

7. - .., .., . . "" 1990 . 246-258.



[1] . 1

- Si

- P B 10-4 %

[2] . 2 .


PAGE # "': '#'
'"  [..U1]

 

 

 

! , , , .
. , :