• Parker Hannifin’s white paper, “Benefits of Using a High Flow Proportional Control Valve,” discusses achieving high flow in miniature proportional valves while keeping size, power, and cost demands to a minimum.

• PI (Physik Instrumente) Ceramic’s white paper, “Development of Highly Reliable Multilayer Piezo Actuators and Lifetime Tests Under DC and AC Operating Conditions,” describes the development and lifetime tests of ceramic encapsulated actuators under ac and dc operation conditions.

• W.L. Gore & Associates’ white paper, “Selecting the Right Cable System for Your Environment,” covers the electrical, mechanical, environmental, and application- specific constraints that will affect cable performance.

For more on the three papers and how to obtain them, click here.