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Design Software

  • Acoustic mode search in material systems of crystal acoustics (incl. thin films and fluids) and calculation of all relevant parameters
  • Extraction of material properties from BAW and SAW measurements
  • Calculation of COM parameters for SAW device simulation (surface impedance methods
  • SAW device simulation on base of different methods and models (surface impedance method, BAW based models)
  • FEM simulation of SAW systems
  • 2D & 3D CAD

Chip preparation and prototyping techniques

  • Thin film deposition tailored to thin film deposition on piezo- and pyroelectric substrates for magnetron sputtering, e-beam evaporation, ALD and sample pre-/post-treatment
  • Rapid-prototyping laser and e-beam lithography
  • Thermal treatment (4.2K…>1000°C)

Dedicated Analytics

  • Acoustic techniques, incl. high-precision Pulse-Echo, LAwave (high-precision material characterization (bulk, thin films, temperature dependence)), Brillouin light scattering, UHF Laser Doppler vibrometry with long-term stabilization and  capability for high temperature measurements
  • Electric techniques, incl. RF vector network analysis (< 26 GHz; high T, inert atmosphere, vacuum), impedance/gain phase analyzers, digitizing oscilloscopes, vdPauw
  • other techniques, incl. 2D thin film stress measurement, SEM, Particle / aerosol / dispersion analysis, electrical and mechanical thin film and bulk parameters (resistivity, polarization, pyroelectricity, hardness, thickness), high precision measurement of bulk sample mass densitity (single crystals etc.)
  • Gas flow cryostats equipped for dielectric and ultrasonic measurements in the temperature range 4.2 K - 350 K
  • Various ovens for thermal treatment and measurement up to 1600°C under different atmospheric conditions (vacuum, inert gas, forming gas)
  • Customized lifetime (TTF) measuring setups for SAW devices

Acoustofluidic setups

  • Diverse pump setups, including syringe pumps (Cetoni neMESYS), pressure pumps (Fluigent LineUP, Bartels mp6), peristaltic pumps
  • Valves, flow sensors, PDMS and DFR setups
  • Custom acoustofluidic setups for fast & simple chip exchange
  • Dedicated RF signal sources for actuation
  • Optical fluoreszence microscopes (inverse or non-inverse)
  • Digital optical microscope (Keyence VHX 7000) and high-speed camera (Ametek VEO 410)