A tip coating system for use with scanning tunneling microscope (STM) tips. The tip coating system includes a tip holder, a plate having a slot for receiving the tip and for holding a coating material, a heater for heating the coating material into a molten blob, a micropositioner for displacing the...http://www.google.es/patents/US6017590?utm_source=gb-gplus-sharePatente US6017590 - Tip coating system for scanning probe microscopy