Alexander Unger

Dr.-Ing. Alexander Unger

unger_alexander

Merckstr. 25
64283 Darmstadt

Raum: S3/06 133

+49 6151 16-23880


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Forschung

  • Ultrasonic transducers for harsh environment in air,
  • Multi domain finite element modelling of Capacitive Micromachined Ultrasonic Transducers (CMUTs) in air,
  • Characterization of ultrasonic transducers:
    • Impedance measurement at ambient temperature and elevated temperature up to 1000 °C in air,
    • Complex curve fitting of impedance data,
    • Pitch-catch measurement at ambient temperature and elevated temperature up to 1000 °C in air.

Kurze Biographie

Alexander Unger received his diploma degree in electrical engineering with majoring in Automation Technologies and Systems with distinction from The Brandenburg University of Technology Cottbus, Germany, in 2012. His diploma thesis „Development of a Measurement Setup for Temperature Testing of Ultrasonic Transducers“ was to be distinguished by Nachwuchswissenschaftlerpreises des Landes Brandenburg, in 2013. He started his PhD in 2012 at the BTU Cottbus and joined the Measurement and Sensor technology group at Technische Universität Darmstadt in February 2015.

Projekte

  • SACUT – Steerable Air-Coupled Ultrasonic Technology for Flow Measurement and NDE Applications (2013-2017, funded by European Union, Ref. 612118)
  • Fluenta Project??

Lehre

Messtechnik

Betreute Abschlussarbeiten

  • C. Hartmann, ''Development of a test bench for characterization and optimization of flow sensors'', Master's thesis, 2018 (in progress).
  • S. Elgner, ''Characterization and optimization of ultrasonic transducers'', Master's thesis, 2018.
  • A. Humbert, ''Extension of a multi-electrode-array for neurostimulation with ultrasound'', Master's thesis, 2017.
  • M. Rutsch, ''Characterization of ultrasonic transducer arrays'', Master's thesis, 2017.
  • T. Fritzsche, ''Modelling of ultrasonic transducers modified for chemical/biological applications in liquids'', Master's thesis, 2016.
  • P. O´Conner, ''Prototype development and assembly for Oscilloscope measurement under influence of time varying magnetic fields'', Bachelor's thesis, 2016.