σ0 = (44 ± 1) −1 .m−1 (42, (42, 9 ± 0, 9)Ω−1 .m−1
RH
RH = (6, (6, 8 ± 0, 3) × 10−3 m3 /A.s µ = (300 ± 20) × 10−3 m2 /V.s = (6, (6, 3 ± 0, 0 , 3) × 10 −3 m3 /A.s µ = (270 ± 20) × 10 −3 m2 /V.s σ0 =
A B I U H H
C C
D D
U H H |FB | = q |v||B| sin(α sin(α),
U H H α α = 90
|FB | = q |v||B|
FB
= −q [, B],
B
|FB | = q |||B| C
FB
= q [, B].
C D
C
D
−y
y
= E y
E +
B
y.
= 0,
vx B =
y.
v = vx
x;
= B
z.
I = −qnv x ly lz ,
y x x
y =
θH
1 IB −
qn
ly lz
,
I, , U H U H > 0
1 IB
U H = E y ly = −
B
C
U H = RH
RH = −
qn
lz
,
IB , lz
1 , qn
RH U H lz
lz , I,
RH =
RH =
B E
y E
E
= −q
y,
1 . qp
pµ p2 − nµ2n . q (nµn + pµ p )2
U H
mA
Ω
d = 1, 0mm l = 20, 0mm A = s.d = 10, 0mm2 R0 = 46Ω
(RB − R0 )/R0 (RB − R0 /R0 ) × B
I = 30mA B(mT ) 0 34 62 92 121 153 181 207 234 252 277 316
(U H )
R(Ω) 46 51, 9 57, 8 63, 7 67, 4 72, 5 77, 9 82, 2 87, 8 92 96, 2 100, 9
RB − R0 /R0 0, 000 0, 128 0, 257 0, 385 0, 465 0, 576 0, 694 0, 787 0, 909 1, 000 1, 091 1, 194
(I )
30mT Ω U H × I
(ax +
b)
α
α = (0, 2700 ± 0, 0006)Ω U H = αI
RB − R0 /R0 × B U H × I B = 30mT i(A) −3, 00 × 102 −2, 70 × 102 −2, 40 × 102 −2, 10 × 102 −1, 80 × 102 −1, 50 × 102 −1, 20 × 102 −9, 00 × 103 −6, 00 × 103 −3, 00 × 103 0, 00 3, 00 × 103 6, 00 × 103 9, 00 × 103 1, 20 × 102 1, 50 × 102 1, 80 × 102 2, 10 × 102 2, 40 × 102 2, 70 × 102 3, 00 × 102
I = 30mA.
U H (V ) −8, 10 × 10−3 −7, 30 × 10−3 −6, 50 × 10−3 −5, 70 × 10−3 −4, 90 × 10−3 −4, 00 × 10−3 −3, 20 × 10−3 −2, 40 × 10−3 −1, 60 × 10−3 −7, 00 × 10−4 0, 00 7, 00 × 10−4 1, 60 × 10−3 2, 40 × 10−3 3, 20 × 10−3 4, 00 × 10−3 4, 90 × 10−3 5, 70 × 10−3 6, 50 × 10−3 7, 30 × 10−3 8, 10 × 10−3
B(T ) −3, 00 × 10−1 −2, 70 × 10−1 −2, 40 × 10−1 −2, 10 × 10−1 −1, 80 × 10−1 −1, 50 × 10−1 −1, 20 × 10−1 −9, 00 × 10−2 −6, 00 × 10−2 −3, 00 × 10−2 0, 00 3, 00 × 10−2 6, 00 × 10−2 9, 00 × 10−2 1, 20 × 10−1 1, 50 × 10−1 1, 80 × 10−1 2, 10 × 10−1 2, 40 × 10−1 2, 70 × 10−1 3, 00 × 10−1
U H (V ) −5, 93 × 10−2 −5, 42 × 10−2 −4, 90 × 10−2 −4, 36 × 10−2 −3, 81 × 10−2 −3, 24 × 10−2 −2, 64 × 10−2 −2, 04 × 10−2 −1, 43 × 10−2 −8, 20 × 10−3 1, 90 × 10−3 8, 10 × 10−3 1, 43 × 10−2 2, 05 × 10−2 2, 64 × 10−2 3, 24 × 10−2 3, 80 × 10−2 4, 35 × 10−2 4, 89 × 10−2 5, 42 × 10−2 5, 90 × 10−2
(U H ) (B ) I = 30mA
σ0 b = 0, 205 ±
σ0 = (44 ± 1)Ω−1 .m−1 σ0 =
0, 002
l R0 .A
d = 1, 0×10−3 m
σ0 µH
−3 m
RH = (6, 8 ± 0, 3) × 10
RH = b. R0
d I
3
n
A.s µH = (300 ± 20) × 10−3 n = 9, 2 × 1020 m−3
m2 V.s
U H × B
RB − R0 /R0 × B
B = 30mT
µH = RH .σ0 i(A) −3, 00 × 10−2 −2, 70 × 10−2 −2, 40 × 10−2 −2, 10 × 10−2 −1, 80 × 10−2 −1, 50 × 10−2 −1, 20 × 10−2 −9, 00 × 10−3 −6, 00 × 10−3 −3, 00 × 10−3 0, 00 3, 00 × 10−3 6, 00 × 10−3 9, 00 × 10−3 1, 20 × 10−2 1, 50 × 10−2 1, 80 × 10−2 2, 10 × 10−2 2, 40 × 10−2 2, 70 × 10−2 3, 00 × 10−2
1 n = e.RH
d = 1, 0mm l = 20, 0mm A = s.d = 10, 0mm2 R0 = 46, 6Ω
(RB − R0 )/R0
I = 30mA B(mT ) 0 58 85 106 137 165 195 222 250 274
R(Ω) 46, 6 99, 8 123, 7 142, 9 171, 6 196, 1 225 251, 2 277, 6 301, 5
RB − R0 /R0 0 1, 1416309013 1, 6545064378 2, 0665236052 2, 6824034335 3, 2081545064 3, 8283261803 4, 3905579399 4, 9570815451 5, 4699570815
U H (V ) −8, 00 × 10−3 −7, 20 × 10−3 −6, 40 × 10−3 −5, 60 × 10−3 −4, 80 × 10−3 −4, 00 × 10−3 −3, 20 × 10−3 −2, 40 × 10−3 −1, 60 × 10−3 −7, 00 × 10−4 0, 00 7, 00 × 10−4 1, 60 × 10−3 2, 40 × 10−3 3, 20 × 10−3 4, 00 × 10−3 4, 80 × 10−3 5, 60 × 10−3 6, 50 × 10−3 7, 30 × 10−3 8, 10 × 10−3
α α = (0, 2678 ± 0, 0005)Ω (U H ) (B) I = 30mA (RB −
R0 /R0 ) × B (U H )
0, 002 d =
(I ) 30mT U H × I
b = −0, 188 ± −3
1, 0 × 10 (ax + b)
m RH = (6, 3 ± 0, 3) × 10
−3 m
3
A.s
σ0 µH n
µH = (270 ± 20) × 10−3
m2 V.s
n = 9, 9 × 1020 m−3
U H × I
I = 30mA. B(T ) −2, 65 × 10−1 −2, 40 × 10−1 −2, 10 × 10−1 −1, 80 × 10−1 −1, 50 × 10−1 −1, 20 × 10−1 −9, 00 × 10−2 −6, 00 × 10−2 −3, 00 × 10−2 0, 00 3, 00 × 10−2 6, 00 × 10−2 9, 00 × 10−2 1, 20 × 10−1 1, 50 × 10−1 1, 80 × 10−1 2, 10 × 10−1 2, 40 × 10−1 2, 66 × 10−1
U H (V ) 4, 82 × 10−2 4, 41 × 10−2 3, 92 × 10−2 3, 40 × 10−2 2, 88 × 10−2 2, 37 × 10−2 1, 86 × 10−2 1, 33 × 10−2 8, 10 × 10−3 2, 70 × 10−3 −8, 20 × 10−3 −1, 33 × 10−2 −1, 86 × 10−2 −2, 38 × 10−2 −2, 88 × 10−2 −3, 38 × 10−2 −3, 90 × 10−2 −4, 41 × 10−2 −4, 86 × 10−2
U H × B σ0
R0 σ0 = (42, 9 ± 0, 9)Ω−1 .m−1
b = 0, 205 ± 0, 002 b = −0, 188 ± 0, 002
RH (m3 /A.s) σ0 (Ω−1 .m−1 ) µ(m2 /V.s) n /m−3 )
(6, 8 ± 0, 3) × 10−3 (44 ± 1) (300 ± 20) × 10−3 9, 2 × 1020
(4, 17 ± 0, 08) × 10−3 57, 14 (238 ± 5) × 10−3 14, 9 × 1020
63% 23% 26% 38%
RH (m3 /A.s) σ0 (Ω−1 .m−1 ) µ(m2 /V.s) n /m−3 )
(6, 3 ± 0, 3) × 10−3 (42, 9 ± 0, 9) (270 ± 20) × 10−3 9, 9 × 1020
(4, 8 ± 0, 2) × 10−3 53, 6 (257 ± 5) × 10−3 13, 0 × 1020
31% 20% 5% 24%
