There is an indispensable need for fluid flow rate and direction sensors in various medical,
industrial and environmental applications. Besides the critical demands on sensing range of …

Flexible electronics have great potential in the application of wearable and implantable
devices. Through suitable chemical alteration, hydrogels, which are three-dimensional …

This paper suggests development of a flexible, lightweight, and ultra-sensitive piezoresistive
flow sensor based on vertical graphene nanosheets (VGNs) with a mazelike structure. The …

Artificial cilia integrating both actuation and sensing functions allow simultaneously sensing
environmental properties and manipulating fluids in situ, which are promising for …

PVDF is a piezoelectric polymer that exists in five phases with the β-phase contributing the
maximum to its piezoelectricity. Electrospinning is the most popular method used by …

Flow sensors play a critical role in monitoring flow parameters, including rate, velocity,
direction, and rotation frequency. In this paper, inspired by biological hair cells in the human …

Harbor seal whiskers possess an undulated surface morphology that can effectively modify
the vortex street behind the whiskers and suppress vortex-induced vibrations (VIVs). In this …

The fluid mechanics employed by aquatic animals in their escape or attack maneuvers, what
we call survival hydrodynamics, are fascinating because the recorded performance in …

Fish are able to perceive the surrounding weak flow and pressure variations with their
mechanosensory lateral line system, which consists of a superficial lateral line for flow …

Sensor designs found in nature are optimal due to their evolution over millions of years,
making them well-suited for sensing applications. However, replicating these complex, three …