Materials Characterization and Synthesis

Eyring Materials Center

Profilometer – Stylus (Bruker Dektak XT)

Description

A diamond tip stylus is in contact with the sample surface. The sample and sample stage are moved laterally as the tip translates vertically to measure vertical variations from <1 nm to 1 mm.

The lateral data resolution is dependent on probe size ( tip radius), scan duration, scan length, and the force applied.

  • Max Scan length 55 mm
  • 12.5 μm tip radius
  • 0.03-15 mg variable stylus force
  • Vertical repeatability = 4Å on 0.1 um step.
  • Vertical range: 1 mm
  • Max sample thickness: 50 mm / max sample diameter: 8″

Limitations

  • Profilometry tip touches the sample
  • Sample may be damaged by profilometry
  • Single line scan

Contact

Anthony Woolson
Research Specialist
[email protected]
480-727-2670

Emmanuel Soignard
Operations Director
[email protected]
480.965.7242

Techniques

  • Surface imaging

Rates

Service or materialASU rateNonprofit or academic rateNotes
Equipment use$31.00/hr$65.00/hr
Equipment use with staff assistance$91.00/hr$161.00/hr

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