The FIB uses a variation on the Everhart-Thornley (ET) secondary electron detector. Secondary ions are also produced in the beam-specimen volume and can be used for imaging; however, the Hitachi ...

Investigators have created computer-generated models to bridge the gap between 'test tube' data about neurons and the function of those cells in the living brain. Their study could help in the ...

Oceanic islands provide useful models for ecology, biogeography and evolutionary research. Many ground-breaking findings -- including Darwin's theory of evolution -- have emerged from the study of ...