1–12 von 12 Ergebnissen
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    Stress Distribution and Durability of Pre-Stressed Piezoelectric Multilayer Actuators

    Freier Zugriff
    Bruns, Peter / Mojrzisch, Sebastian / Twiefel, Jens | TIBKAT | 2013

    Vibration frequency adjustment of resonant ultrasonic transducers by switching converter impedance variation

    Freier Zugriff
    Mojrzisch, Sebastian / Weinstein, M. / Twiefel, Jens | TIBKAT | 2013

    Feasibility Study for Small Scaling Flywheel-Energy-Storage Systems (FESS) in Energy Harvesting Systems

    Freier Zugriff
    Ertz, Gabriel / Twiefel, Jens / Krack, Malte | TIBKAT | 2013

    Piezoelectric equivalent circuits and finite element model order reduction

    Freier Zugriff
    Wurpts, Wiebold / Twiefel, Jens | TIBKAT | 2013

    Rotational broadband energy-harvesting-unit based on a combination of piezo – and magnetoelectrics

    Freier Zugriff
    Kleyman, Gleb / Twiefel, Jens / Wurz, Marc C. | TIBKAT | 2013

    Observer based damping of overtones generated by the nonlinearity of ultrasonic systems

    Freier Zugriff
    Ille, I. / Mojrzisch, Sebastian / Twiefel, Jens | TIBKAT | 2013

    Model-based design and implementation of a tool for ultrasonic-assisted turning

    Freier Zugriff
    Möhlmann, A. / Twiefel, Jens | TIBKAT | 2013

    A transfer matrix method for the design of resonant piezoelectric devices

    Freier Zugriff
    Wurpts, Wiebold / Bruns, Peter / Twiefel, Jens | TIBKAT | 2013

    Optimization of nondestructive quality control of wood panels by using refracto-vibrometry

    Freier Zugriff
    Marhenke, Torben / Hasener, Jörg / Twiefel, Jens | TIBKAT | 2013

    Energy harvesting patents 2012

    Freier Zugriff
    Roth, Joscha / Twiefel, Jens / Wallaschek, Jörg | TIBKAT | 2013