The development of compact hybrid electrohydraulic actuators driven by various smart
materials has been widely reported in the literature in recent years. Such solid-state-induced …

The basic operation of smart material-based hybrid electrohydraulic actuators involves high
frequency bidirectional length change in an active material stack (or rod) that is converted to …

A piezohydraulic actuator (piezopump-driven cylinder system) has the advantage over the
conventional contact/non-contact piezoelectric motors in terms of achieving large thrust, high …

This paper describes the development of a piezohydraulic actuator for broadband microjet
flow control applications. The actuator utilizes a lead zirconate titanate (PZT) stack actuator …

This paper introduces a novel heat transfer enhancement surface, referred to as metal-
graphite composite surface. It is comprised of high thermal conductivity graphite microfibers …

A supersonic piezohydraulic microjet flow control actuator has been developed using a 400-
µm-diameter micronozzle capable of producing pulsed microjet flow over a broad frequency …

A piezohydraulic microjet design and experimental results are presented to demonstrate
broadband active flow control for applications on various aircraft structures including …

A piezohydraulic actuator has been designed and tested for broadband flow control of a
microjet actuator. This actuator is under development to understand fundamental flow …

A piezohydraulic active flow control actuator is developed using a 400 µm diameter micro jet
that is capable of pulsing flow over a broad frequency range. The design of the …