The
BCS theory was proposed in1957 and was eventually recognised by a Nobel
Prize in physics in 1970 Magnetic flux
fB
Scalar
[ML2T–2 A–1]
W (weber)
W = T m2
Magnetisation
M
Vector
[L–1 A]
A m–1
Magnetic moment
Volume
Magnetic intensity
H
Vector
[L–1 A]
A m–1
B = m0 (H + M)
Magnetic field
strength
Magnetic
c
Scalar
-
-
M = cH
susceptibility
Relative magnetic
mr
Scalar
-
-
B = m0 mr H
permeability
Magnetic permeability
m
Scalar
[MLT–2 A–2]
T m A–1
m = m0 mr
N A–2
B = m H
Rationalised 2023-24
Physics
152
6 Diamagnetism is universal It is present in all materials