Aviation & Aerospace White Papers and Case Studies

  1. Application Note: Identification and Characterization Of The 3-Dimensional Vibration Behavior Of A MEMS Cantilever Structure
    6/23/2005
    MEMS sensors find their use in wide fields of applications, among them aviation, automotive and data storage. Here we present the analysis of the complete dynamical behavior of a standard MEMS device in order to demonstrate the capabilities of the optical state-of-the-art measurement technology...
  2. Application Note: Measurements On Comb-Drive And Cantilever Structures Using New Hybrid Laser Doppler Vibrometer And Strobe Video System
    6/23/2005
    Laser Doppler Vibrometry (LDV) is a widely accepted tool for dynamic characterization of MEMS. Using automated scan capability, the Polytec system can measure structural resonance and display out-of-plane deflection shapes with amplitudes down to the picometer level and frequencies up to 30 MHz...
  3. Application Note: Sensing Picogram Masses: Laser Vibrometry Leads To Breakthroughs In MEMS Dynamic Analysis
    6/23/2005
    Laser-Doppler Vibrometry (LDV) measurements have been instrumental in the development of resonant microelectromechanical systems (MEMS). In this article, the benefits of LDV for MEMS analysis and measurement are discussed for the specific case of a resonant Mass/Chemical Sensor...