Disclosed herein is a lighter-than-air (LTA) device and method of making the same. In an embodiment, the LTA device may include a membrane having a flexible substrate and an active material disposed thereon, wherein the active material is configured to controllably change the surface area of at least a portion of the substrate when an electrical stimulus is applied to the active material.
MULTIFUNCTIONAL BALLOON MEMBRANE
2016-06-30
Patent
Electronic Resource
English