15.1.
-, , , .
15.2
, . , .
b, , L, λ, (.15.1) [5]:
, -
(.15.1). ( , ) , - , , .
. φ (.15.1) . , (.15.1), Δ Δ=λ=2 .
, , [2, 5]. . , . ', Δ' . : , . , , , , , , , , , .
15.1 ,
. (15.1)
ϳ (15.1) (14.4) (14.5)
(15.2)
. (15.3)
. , b, d (.15.2). , , , . , .
Δ. Δ= m λ,
(15.4)
(m =0, 1, 2, ). - . .
|
|
, . .
, (15.5)
, Δλ.
, (15.6)
Δλ , .
R
, (15.7)
N , m .
D ( m)
, (15.8)
.
15.3
, 14. - , , : , , , , , . , .
15.3
15.4
1. λ
( . 15.1) =1 b ( b
. 15.1), b =5010-3 , N =20 . L =200 , . b.
15.1
. | λ, 10-6 | , 10-3 | b, 10-3 | . | λ, 10-6 | , 10-3 | b, 10-3 |
3. L =1 L =100 ( . 15.1).
4. λ1 . 15.1, b =2010-3 , L =200 , =3, m =2. (, m - ( 15.1)). m - ; . , , , (15.4).
5. . . : . 15.1, =55010-6 , L =200 , =10010-3 , b =2010-3 . ʳ N =4. , m=3 ( ) . , , ( ) , . , .
|
|
6. . R R, (15.5), . ,
, .
, .
7. ( ) . R D. : .
15.5
: , , , R, , (15.4), (15.5), (15.6), .
15.6
1. ?
2. ?
3. , ?
4. ?
5. , , , ?
6. . N >2?
7. ?
8. , .
9. ?
10. ?
V. Բ