Experimental means

Scanning Acoustic Microscope 

  • Acoustic lens: custom geometry
  • Focus: linear or circular
  • Frequency: 20MHz to 1GHz
  • Excitation mode: continuous or pulse

Measurement bench for NDT and Acoustic Imaging

  • Displacement (translation/rotation): 6 degrees of freedom
  • Imaging: Mode B, C,...
  • Main applications: 
    • Materials Acoustic Signing - V(z)
    • Characterization of multilayer materials 
    • Interface adhesion characterization

Simulation, Optimization and Acquisition Software for Materials NDT

Simulation:

  • 2D/3D acoustic fields
  • Complex dispersion curves and guided wave modes (for multilayers)
  • Speed/slow surfaces (group/phase)
  • ....

Optimization:

  • Image processing and spectral analysis
  • Inversion algorithms
  • Parameter optimization

Acquisition:

  • Computerized instrumentation and interface

Phantom Digital High Speed Camera

  • Maximum resolution 1600 x 1200 pixels
  • 1000 frames per second at full resolution
  • Up to 144,175 fps at 48 x 16
  • 2400 ASA sensitivity
  • Internal memory 3 GB (1.54 s at full frame and/or max frame rate)
  • Tracking software up to 5 points

Observations and measurements of the kinematics of the wings of a flying micro robot

Mettler Toledo XP26 Micro Scale

  • Scaled 22g
  • Display accuracy: 1 µg

Microstructure measurement and lift measurement

  • Optical bench
  • Optical spectrum analyzer 600 - 1750 nm Anritsu MS9710C 
    • Integrated white light source
    • Calibration and transmission reference source
  • Laser Argon Coherent 2W 
    • Mono/multiray emission 458nm, 476nm,

      488nm, 496nm , 514 nm

Ultrasons-Laser - Generation and Detection of Acoustic Waves by Lasers

  • Nanosecond and picosecond frequency-doubled pulsed Nd:YAG lasers.
  • Heterodyne interferometric probe (200 kHz - 45 MHz).
  • High precision multi-axis displacement devices.
  • Acquisition and management systems.

Transducer acoustic radiation characterization system

  • Fully automated system.
  • Easy and precise adjustment of transmitter and receiver position.
  • Directivity of the transducer in 3D.
  • Easy-to-use acquisition software (Labview).