.

, , . , .

. . .

, .

sac_3_9.gif

Z Y (. 1). .

, . ,

Y = 1/Z ; J = E/Z ; E = J/Y,

(1)

. .


1


. , . , j.

sac_3_7.gif

, (. 2).

image147.gif.

(2)

,

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(3)

image151.gif- .

, . (3) -

image152.gif.

(4)

, I=E/Zs . -

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(5)

, (5) ,

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(6)

(2) (6)

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(7)

(6) (7) , z , d .

sac_3_11.gif

, 0 < z < , φ . 3. . , , . , , , z . .

(6) (7) , . , . .

i i > 1.0 image156.gif, u - - image157.gif.

image158.gif

(8)

image159.gif  .

(9)

0 < z < , (8) (9) |d | >p /2, , z , . , , .

d φ - φ s .. p /2, |d | > p /2 , .

, (8) (9) ,

0 < z < - 2cosd

(10)

image160.gif.

(11)

z , (10) (11), , ( ) . . d, , , .. 2cosd = 1/(2cosd). d = 3p /2.

. , . , (6) (7)

image161.gif.

(12)

(12) . ds /dz . , z = 1.0 . (7), - u = i , .. , 45 .

(12) z = 1.0 -

.

(13)

(13) , 1/4, . φ - φ s , φ = - φ s = p /2. , Zs+Z= 0 (. (2)). - , .

:


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