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.

Stories

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Briefs: Sensors/Data Acquisition
Washable Sensor Can Be Woven Into Materials
The device could impact composites manufacturing and health monitoring.
Briefs: Energy
Ultra-Thin Layers of Rust Generate Electricity from Flowing Water
When combined with saltwater, rust can be a source of electricity.
Blog: Sensors/Data Acquisition
A new charging cell wants to use low-grade heat from our industrial processes to power our devices.
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Articles: Energy
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Briefs: Sensors/Data Acquisition
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. The...
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5 Ws: Data Acquisition
A new wearable could make heart health monitoring easier and more accurate than existing electrocardiograph machines.
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Briefs: Sensors/Data Acquisition
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...
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Question of the Week: Energy
Will Wave-Powered Desalination Catch On?
Today's lead INSIDER story demonstrated how ocean waves can be used to turn seawater into freshwater.
Blog: Energy
Inventor Olivier Ceberio found a new way to turn ocean waves into fresh water.
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INSIDER: Electronics & Computers
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 underwater...
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Briefs: Sensors/Data Acquisition
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 electronic...
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Question of the Week: Energy
Does Snow Have Power Potential?
A 2019 Tech Briefs story demonstrated a plastic-like, flexible nanongenerator that creates electricity from falling snow.
Articles: Sensors/Data Acquisition
The key to acceptance and adoption of a "smart home" will be enhancing total ease of ownership.
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Briefs: Energy
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...
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Briefs: RF & Microwave Electronics
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 long...
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Blog: Energy
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.
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Facility Focus: Test & Measurement
The National Energy Technology Laboratory (NETL) is a U.S. Department of Energy (DOE) national laboratory — with sites in Anchorage, AK; Albany, OR; Morgantown, WV; and Pittsburgh, PA —...
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Briefs: Energy
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 the...
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Briefs: Electronics & Computers
Researchers have created wearable technology to convert mechanical energy into electrical energy. It presents a step toward the practical realization of self-powered, human-integrated technologies.
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Blog: Energy
Our readers ask: How do you know that you have the right anode? How can you inspect the electrolyte or electrode material?
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Briefs: Automotive
In the polymer composites industry, cure cycles are typically developed from trial-and-error or a more effective processing science approach to reduce the...
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Briefs: Energy
Nearly 70 percent of the energy produced in the United States each year is wasted as heat. Much of that heat is less than 100 °C and emanates from things like computers, cars, or...
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News: Green Design & Manufacturing
The increased use of photonics has the potential to reduce CO2 emissions — by 3-billion tons.
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INSIDER: Energy
Wearable devices that harvest energy from movement are not a new idea, but a material created at Rice University may make them more practical.
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Articles: Nanotechnology
We recently had a discussion with Sri Peruvemba, VP of Strategy at BeBop Sensors (Berkeley, CA), about the technology and applications for their two-dimensional fabric sensor material. I started by asking Sri...
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Briefs: Electronics & Computers
Traditionally, electronics are cooled using a heat sink that transfers the heat generated by the electronic system into the air or a liquid coolant. For the heat sink to work, it has to be...
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Briefs: Energy
Wood-Based Technology Creates Electricity from Heat
Researchers have transformed a piece of wood into a flexible membrane that generates energy from the same type of electric current (ions) on which the human body runs. This energy is generated using charged channel walls and other unique properties of the wood’s natural nanostructures. With this...
Briefs: Electronics & Computers
Self-Powered, Washable, Wearable Displays
Clothing usually is formed with textiles and has to be both wearable and washable for daily use; however, smart clothing has had a problem with its power sources and moisture permeability, which causes the devices to malfunction. To solve this problem, a textile-based, wearable display module technology was...
Blog: Energy
A new 3D printed device turns snowfall into electricity.
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