fermion, 557 ferredoxin, 557 ferrimagnetic transition, 557 ferrocenophanes, 557 ferroelastic transition, 558 ferroelectric (antiferroelectric) transition, 558 ferroelectric polymer, 558 ferroic transition, 558 ferromagnetic polymer, 559 ferromagnetic transition, 559 fertile in radioanalytical chemistry , 559 fibrillar morphology, 559 fibrous activated carbon, 559 fibrous carbon, 560 fibrous crystal in polymers , 560 fiducial group, 560 field desorption in mass spectrometry , 560 field effect, 561