() . - () , , (), , .
: = ε ּ ε0 (S/d), (1)
, ε
() , S () d (ε0 - , 8,85ּ10 -12 /).
, (ε, S d) , . :
= f (dx); (2) = f (εx); (3) = f (Sx); (4).
, -. ().
(2), dx. , , , , , , .
(. 1) - ,
,
, ().
( ), 2 (.1,) , 1 , ( . 1,), 3, 1, 2 4 ( , .1,). 1 2 , .
.1. .
(1), .1,,
, - ( ), dx . , , :
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= 1/ ω = dx /(2 π ּ ε0 ּ ε ּ S), (5)
ω - , .; ω = 2 π f;
f - ().
, , , , . , , . ϳ 䳺 , . () ,
, .
,
.2. .
(.2), ( - D
d) , ,
. = f (Sx) L
2 1 .
1 2 ε ,
, , .
(6):
= 2π ε ּ ε0 [ L/ln(D/d)] = k ּ L, (6)
D d 1 2.
, 0,0001 30 0,0003 .
.3
. , 1 (.3), , =f(s) i = f(e) ( ), 璺 1
2. , ,
璺 (
2, ) ( , ).
:
= (ε ּ ε0 S)/d (7) = (ε ּ ε0 S)/d, (8)
ε ε
.3.
; S = k ּ x - , ; S = k ּ (L0 x) ;
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1; k - , .
:
= + = 0 + 1 ּ , (9)
0 k1 ;
0 = (ε ּ ε0 ּ k ּ L0) /d - ; k1= [ k ּ ε0 (ε - ε)]/ d.
,
.
, ,
(. 4,) 2 ( , , ), (. 4,), 2 5, , . 1. . 4 ( ) .4 , 2.
,
2 3 ,
(. 7) -. 2 - .
(, , ) ,
-. -, (6), D d - .
(. 4, ) :
= + = 2π ε0 {[ε ּ H0 + (ε - ε)ּ H ]/ ln(D/d)}, (10)
H0 .
ε = f(H)
(9). 0 1 , d ln(D/d).
) ) )
. 4. : ) ) ; ) - .
, ,
12X1810 , . (0-1,0 ; 0-1,6 ;...; 0 - 20 ). .
, , , , . . 4,. ³ - ( ) , .2, L1 L2 . , () , R .
. 100 . , , ( ).