Mechanical & Fluid Systems

Algorithm Gives Robots a Faster Grasp

The algorithm speeds up the planning process robots use to adjust their grip on objects for picking and sorting or tool use.

In-Line, Automated CT Scan Data Inspection of Electronic Connectors

A production-based X-ray solution performs product quality evaluation directly on the manufacturing line.

Designing Soft Materials that Mimic Biological Functions

The soft material demonstrates autonomous, heartbeat-like oscillating properties.

International Space Station Advanced Resistive Exercise Device (ARED)

Terrestrial uses include physical therapy, clinical diagnosis, athletic training and performance, and robust exercise equipment.

Electronic Tattoo Enables Uninterrupted Heart Monitoring for Extended Periods

This wearable device is placed on the skin to measure a variety of body responses, from electrical to biomechanical signals.

Light-Based “Tractor Beam” Assembles Materials at the Nanoscale

The size and shape of the nanostructure can be controlled as it is assembled piece by piece.

Insect-Sized Agile Drones

These tiny aerial robots can operate in cramped spaces and withstand collisions.

Magnet-Controlled Bioelectronic Implant for Relieving Pain

This could make possible embedded devices like a spinal cord-stimulating unit with a battery-powered magnetic transmitter on a wearable belt.

Winglet with Injected Flow

Injection of air at the trailing edge of a winglet further reduces drag.

Chemically Driven Wheels “Morph” Into Gears

A catalytic reaction causes a two-dimensional, chemically coated sheet to spontaneously morph into a three-dimensional gear.

Nanosized Foldable Robots

The machines fold themselves within 100 milliseconds and can flatten and refold thousands of times.

Air-Powered Robot Needs No Electronics

The walking quadruped is controlled and powered by pressurized air.

A Better Way to Measure Acceleration

Researchers have developed a millimeter-thick accelerometer.

High Bus Voltage Stepper Motor Systems

New high bus voltage stepper motor systems avoid the complexity and expense of servo motors.

Mode I Fracture Testing Apparatus

The device uses load frames to test bonded structures in aerospace, automotive, defense, and energy storage applications.

Square Structural Joint with Robotic Assembly Tool

Applications include portable aerospace structures and terrestrial structures such as cleanrooms and field hospitals.

Transport of Mechanical Energy, Even Through Damaged Pathways

This work could lead to much more robust devices that continue to operate in spite of damage.

New Process Breaks Down Polystyrene

Due to the chemical stability and durability of industrial polymers, plastic waste does not easily degrade in landfills and is often burned, which produces carbon dioxide and other hazardous gases. In...

Nanowire Could Provide a Stable Superconducting Transistor

The technology could boost quantum computers and other superconducting electronics.

Accelerometer and Gyroscope Designs Based on Carbon Nanotube Tape

NASA Marshall Space Flight Center developed designs for two micro-electromechanical systems (MEMS) motion and position sensors: a single-axis accelerometer and a gyroscope....

Pollen-Based Paper Bends and Curls in Response to Humidity

The paper-like material could be useful in soft robots, sensors, artificial muscles, and electric generators.

Hinge Design Helps Quadrotors Climb

The new hinge is the key to get loadbearing, large quadrotors to climb a few dozen feet in seconds.

Ultra-Sensitive Flow Microsensors

The sensors could be used in medical applications such as neuroscience and metabolism processes.

Cord Tension Measurement Device

Potential applications include parachutes, hot air balloons, weather balloons, blimps, sails, and parasails.

Rapid 3D Printing of Biomedical Parts

The structures’ small size and porosity make them well-suited for building components such as replacement joints.

Novel Flexible Terahertz Camera Can Inspect Objects with Diverse Shapes

A flexible, free-standing THz sensor array images blind ends of irregularly shaped objects.

Lightweight Crane Technology for the Moon

A prototype version could be demonstrated on a large cargo lunar lander.

Materials Capable of Self-Propulsion

Shape and environment can cause materials to move without motors or hands.

High-Torque Light-Powered Actuator

These actuators can compete with electrical and pneumatic systems.