Surface analysis - Fachbereich Maschinenbau und Verfahrenstechnik an der RPTU

Laboratory: Surface analysis

Measured properties	Method/Measuring device
• Surface area • Adhesion energy distribution of surface • Zeta potential of surface • Contact angle • Roughness • Collision behavior of particles • Frictional behavior	• BET analysis (Quantachrome) • Inverse gas chromatography (SMS) for surface energy distribution • Statical/dynamical contact angle of droplets with surfaces (self-developed) • High-speed cameras (max. 200.000 fps) • Scanning probe microscopy for roughness analysis (Hysitron, Bruker) • Electrokinetic analyzer for solid surfaces analysis: Zeta potential (Anton Paar) • Single particle collision test (self-developed) • Nano and Tribo-Indenter Hysitron (Bruker) with temperature chamber, temperatures up to 800°C, forces from 30 nN to 2 N

Measured properties

Method/Measuring device

• Surface area
• Adhesion energy distribution of surface
• Zeta potential of surface
• Contact angle
• Roughness
• Collision behavior of particles
• Frictional behavior

• BET analysis (Quantachrome)
• Inverse gas chromatography (SMS) for surface energy distribution
• Statical/dynamical contact angle of droplets with surfaces (self-developed)
• High-speed cameras (max. 200.000 fps)
• Scanning probe microscopy for roughness analysis (Hysitron, Bruker)
• Electrokinetic analyzer for solid surfaces analysis: Zeta potential (Anton Paar)
• Single particle collision test (self-developed)
• Nano and Tribo-Indenter Hysitron (Bruker) with temperature chamber,
temperatures up to 800°C, forces from 30 nN to 2 N