Energy

Energy Harvesting

Here are the latest technical briefs and resources for design engineers working in energy harvesting. Find trending applications used in wireless autonomous devices in electronics, and wireless sensor networks.

Latest Briefs & News

Question of the Week : Energy
Will Rain Become a Viable Energy Source?

Our lead INSIDER story today demonstrated the power of a droplet energy generator – specifically the system’s ability to light up 100 LEDs with just a small amount of water.

Briefs : Green Design & Manufacturing
Catalysis Approach Reduces Carbon Dioxide to Methane
This approach is a cost-effective way to convert carbon dioxide gas into methane.
These robust materials convert excess heat energy into electricity.
This technology enables methane metabolism by yeast.
These stickers wirelessly beam health readings to a receiver clipped onto clothing.
Briefs : Electronics & Computers
Device Creates Electricity from Snowfall
The nanogenerator also acts as a weather station.
Q&A : Electronics & Computers
Q&A: Refrigeration by Twisting Fibers
Changing directions of twist and coiling changes whether a material cools or heats.
RFID-based devices work in indoor and outdoor lighting conditions and could transmit data for years before they need to be replaced.
When combined with saltwater, rust can be a source of electricity.
Briefs : Sensors/Data Acquisition
Macro-Fiber Composite (MFC) Actuator
This technology has applications in sonar, range measuring, directional-force sensors, flow meters, and vibration/noise sensing and control.
The device could impact composites manufacturing and health monitoring.
A new charging cell wants to use low-grade heat from our industrial processes to power our devices.
Briefs : Sensors/Data Acquisition
Motion-Powered, Fireproof Sensor

Researchers have created a motion-powered, fireproof sensor that can track the movements of firefighters, steelworkers, miners, and others who work in high-risk environments where they cannot always be seen....

A new wearable could make heart health monitoring easier and more accurate than existing electrocardiograph machines.
Briefs : Test & Measurement
Battery-Free Sensor for Underwater Use

To investigate oceans, researchers aim to build a submerged network of interconnected sensors that sends data to the surface. Supplying constant power to scores of sensors designed to stay for long...

Learn about the world's first wave-driven desalination system.
Question of the Week : Mechanical & Fluid Systems
Will Wave-Powered Desalination Catch On?

Today's lead INSIDER story demonstrated how ocean waves can be used to turn seawater into freshwater.

Inventor Olivier Ceberio found a new way to turn ocean waves into fresh water.
INSIDER : Electronics & Computers
A Battery-Free Sensor for Underwater Exploration

To investigate the vastly unexplored oceans covering most of our planet, researchers aim to build a submerged network of interconnected sensors that send data to the surface — an...

Briefs : Mechanical & Fluid Systems
Thin Nylon Films for Transparent Electronic Devices

Very thin nylon films were created that can be used in electronic memory components. The films are several hundreds of times thinner than a human hair and could be used in bendable...

Question of the Week : Electronics & Computers
Does Snow Have Power Potential?

A 2019 Tech Briefs story demonstrated a plastic-like, flexible nanongenerator that creates electricity from falling snow.

Briefs : Electronics & Computers
Low-Cost Thermoelectric Material Works at Room Temperature

The widespread adoption of thermoelectric devices that can directly convert electricity into thermal energy for cooling and heating has been hindered, in part, by the lack of materials that are both inexpensive and highly efficient at room temperature. A new material was developed that...

A pocket-sized antenna was developed that could enable mobile communication in situations where conventional radios don’t work such as underwater, through the ground, and over very...

Articles : Sensors/Data Acquisition
Energy Harvesting for Smart Home Sensing
The key to acceptance and adoption of a "smart home" will be enhancing total ease of ownership.

Scientists from Caltech and Northwestern University have found a way to generate electricity by combining saltwater with one of life's more undesirable compounds: rust.

Briefs : Electronics & Computers
Technique Identifies Electricity-Producing Bacteria

Certain species of bacteria that exist in oxygen-deprived environments must find a way to breathe that doesn't involve oxygen. These microbes — which can be found deep within mines, at...

Webcasts

Upcoming Webinars: Photonics/Optics

High-Powered Directed Energy Laser Projects: Destroy the Target,...

Upcoming Webinars: Photonics/Optics

Optical Coating Design

Upcoming Webinars: Manufacturing & Prototyping

Rapid Decompression and Sealed Containers: Why Choose Magnet...

Upcoming Webinars: Motion Control

Advantages of Smart Servo Steppers vs. Smart Brushless Servos

Upcoming Webinars: Manufacturing & Prototyping

Large Cable, Large Problems: Considerations for Innovation

Upcoming Webinars: Robotics, Automation & Control

Collaborative Robots: Are They as Safe as They Sound?