AFM for Metals, Alloys & Corrosion

For alloys, steels and coatings, surface potential maps (scanning Kelvin probe, SKPM) show the potential differences between phases, inclusions and intermetallic particles that drive local corrosion. HD-KFM™ III measures them together with the topography.

What to measure

Measurements and the Nano-Observer mode for each

Volta potential of phases & intermetallics (SKPM / KPFM)HD-KFM™ III Local conductivity of oxide & coating layers (C-AFM)ResiScope™ III Imaging in liquid & electrochemistryEZ Liquids · Electrochemical AFM

Materials

Materials in this family

Material	What to measure	Nano-Observer modes
Steels (stainless, duplex)steel · duplex · Steels	Surface potential, work function (KPFM)	HD-KFM™ III
Gold / silver nanostructures (plasmonics)Gold · plasmonics · silver nanostructures	Surface potential, work function (KPFM) · Current & resistance (C-AFM, SSRM)	HD-KFM™ III ResiScope™ III
Copper & copper alloys	Surface potential, work function (KPFM)	HD-KFM™ III
Aluminium alloysaluminum alloy · aluminium alloy	Surface potential, work function (KPFM)	HD-KFM™ III
Magnesium alloysMg alloy · magnesium alloy	Surface potential, work function (KPFM)	HD-KFM™ III
Nickel & cobalt superalloys	Surface potential, work function (KPFM)	HD-KFM™ III
Titanium alloys (Ti-6Al-4V)Ti6Al4V · Ti-6Al-4V · titanium alloy	Surface potential, work function (KPFM)	HD-KFM™ III