Two magnets, different sizes, stuck together

Speaker assembly, magnet is red, green is iron pieces, blue is speaker coil

Two steel balls attached to face of magnet

Single magnet inside a steel box, with blue area outside

Two magnets, N on right, blue area surrounded by steel box

Single magnet, blue area within field

Two magnets with N on right, blue area in the middle of the field

Single magnet, N on right

One magnet, N on right, superconductor in middle

One magnet, N on right, steel plate in middle

Two magnets, N facing each other, superconductor in middle

Two magnets, N facing each other

Two magnets, N facing each other, steel plate in middle

Two magnets, N on right

Field of three steel balls and one spherical magnet

Two magnets, N on right, steel plate in middle

Two magnets, N on right, superconductor plate in middle

Triangles used to solve FEA equations of three steel balls and one spherical magnet

Three steel balls, three magnets, two are N to S, bottom one is N to N

Three steel balls, three magnets, all N to S

Two magnets stuck to the ends of a bar of steel

Two magnets with ends repelling

Magnet assembly with rotor in gap

Field density of magnet assembly with rotor in gap

Field density of magnet assembly with big gap

Horseshoe magnet with keeper

Magnet assembly with big gap

Field of a Hallbach array

Field of a Hallbach array

Horseshoe magnet, flat ends

Field density of a Hallbach array

Field of a Hallbach array

Eight magnet assembly

Eight magnet assembly

Single magnet used to make the monopole, N on left

Eight magnets, alternating N and S

Monopole with each section pulled apart

Monopole with sections pulled apart, and some on top missing

Monopole with half of the magnetic sections separated

Monopole with the two halves almost touching

Attempted monopole, eight magnets, N poles on outside, tightly packed together

Monopole with one magnet section pulled out

Magnet stuck to steel plate, shielding the area below the plate

Horseshoe magnet with rounded ends

Hallbach magnet array, uniform field inside

A magnet with two pieces of steel stuck to each end

Speaker assembly with red magnet, green steel pieces, blue speaker coil

Fields in a magnetic assembly with a steel rotor in the gap

Triangular magnet, N pole on the right

Triangular magnet, North pole on the right

Two magnets, ends attracting

Magnet floating above superconductor (Meissner Effect)

Odd-shaped magnet, one N pole, two S poles

Two magnets, ends repelling

Two odd-shaped magnets

Electromagnet, air core

Magnet floating above a superconductor (Meissner Effect)

Magnet between two steel plates

Steel plate under a magnet, shielding the area below

Magnet between two steel plates, stuck to larger steel plate, containing fields

Field lines and field density around the screwdriver magnetizer

Close-up of rectangular magnet showing field lines and field density curves

Rectangular magnet, N is on the right

Field lines of a typical screwdriver magnetizer, with screwdriver in middle hole

Helmholtz coil assembly field

Long rectangular magnet, showing field lines and field density curves

Field density with Halbach Assembly

Four spherical magnets in array

Magnet and steel plate providing shielding below it

Magnet on steel plate, close-up

Diamond shaped magnet

Square magnet with hole in middle

Four square magnets stuck together

Field lines and field density of donut magnet, close-up

Two odd-shaped magnets

Donut magnet, North pole is on the right

Field density of donut magnet, close-up

Long rectangular magnet, N at right

Long rectangular magnet, N is at top

Magnet with steel plate providing shielding to area below it

Five magnets, spaced apart, N on right

Five magnets in three groups, separated, N on right

Steel ball near end of magnet

Steel ball near magnet

Two magnets joined, N and S on top

Two magnets joined, N and S on top, close-up

Two magnets separated, N and N on top

Two magnets separated, N on top, N on right

Two magnets separated, N on top, N on bottom

Two magnets joined, N to N

Two magnets joined, N and N on top

Two magnets separated, N on right, N on bottom

Two magnets separated, N to N

Two magnets joined N to S

Two magnets separated, N to S

A magnet split in half along an angled cut

Section of the Hallbach array

Close-up of the section of the Hallbach array

Electromagnet with core and floating magnet

Electromagnet with core

Field of electromagnet

Multiple sections of magnets, N on outside

Spherical magnet

Similar to Earth, with spherical magnetic core

Two hemispheres

Two rectangles of iron in vicinity of magnet