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. .. ,

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m1 m2 - ; r - , ; k - , .

f , .

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, , , . XIX :

, H - , , , . H, f, .

() H :

H - , H.

XIX , M. H, B, , , . , . "", "", , , , : , - H , , () . "" , "" . " " , " ", .

  1. .
  2. .
  3. .
  4. " "

B = μaH [Tesla] μa = B/H [Hn/m].

(1)

μa [Hn/m] .


, .   , , (. 1 )). , , .

, ,

m = is,

.

M = S m,

V

.
(1)

(1) [J] = [M/V] = 2/3 = /.

.
(2)

k .

, , , B0 , , B,

,
(3)

m 0 - ; m m =1+k - .

m . , k <0 m <1, .. . , m =0,99983.
k >0 m >1. , 1,00036.

, , , m >>1 104 106.


, .., , . , .

m A B (. 2). f f=mH , H - .

m AB

,

(4)

a - H . , AB, () F,

,
(5)

.. .


m i.

, m (. 3 )).

(4),

.

(6)

, , m (. 3 )). , i dA = id = idN, - , .

m , , , ,

.

(7)

A1 = A2 ,

.

(8)

, () . , , . (8) ,

.

(9)

. , , () , , , .

, . , , , . , , .. , (9).


.

m 1 m 2 (. 4). , S , .. 1 = 2 .

,

Q - , BcosQ - .

- 1= B1ScosQ 1= 2= B2ScosQ 2

B1cosQ 1 = B2cosQ2,

(10)

.. , .

, H1 H2 B1 B2 (. 4 )). abcd , l (. 4 )). , .. :

.

:

H1sinQ 1 = H2sinQ2.

(11)

, , .. .

(10) (11), , .

.

(12)

(12) , (m 1/m 2=1000), , (Q 1=87 ), 1 , .. , .

  1. .. - BRI, , 2015

, , , - , , , , -, 2.7º. , (CMB) , 2.7ºK. . . , () . 1933 . . 2.8ºK - . FAQ .


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