Force microscopy: on the charge.
The atomic force microscope has recently been the subject of a series of exciting developments. The latest advance shows that this instrument can measure the charge state of an individual atom.
Schwarz
Udo D
UD
Department of Mechanical Engineering and the Center for Research on Interface Structures and Phenomena (CRISP), Yale University, New Haven, CT 06520, USA. udo.schwarz@yale.edu