Surface Analysis: expertise description

Chemical composition of surfaces and extreme thin layerrs < 5 nm, detection of all elements, except Hydrogen.Information about chemistry / charge of the elements. Quantitative analysis, depth profiling.

Techniques

ESCA (Electron Spectroscopy for Chemical Analysis)
XPS (X-ray Photoelectron Spectroscopy)
TOF-SIMS (Time of flight secondary ion mass spectroscopy)
Auger electron spectroscopy

Applications

Polymers: Composition, additives, surface treatment (corona, flame), migrartion, adhesion, trobleshooting
Catalysts: Composition, charge, acid/base properties, poisoning
Metals and Alloys: Composition, corrosi on layers, metal-polymer adhesion