Magneto-optic imaging 8 Magnetic fields 6 Aqueous suspensions 4 Bacteria 4 Calculated values 4 Imaging techniques 4 Kanamycins 4 Magnetic amplifiers 4 Magnetic domains 4 Magnetic energies 4 Magnetic field gradient 4 Magnetic force 4 Magnetic nanoparticles 4 Magnetotactic Bacteria 4 Nanoparticles 4 Optical microscopy 4 Stray magnetic fields 4 Superparamagnetics 4 Superparamagnetism 4 Suspensions (components) 4 Suspensions (fluids) 4 Synthesis (chemical) 4 Tape surfaces 4 Anisotropy 2 Audio tapes 2 Domain structures 2 Electric coils 2 Ferroelectric films 2 Functions 2 Garnet films 2