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 : 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.

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.

Briefs : Energy
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...

Blog : Energy
How to Generate Electricity — From Rust
How to Generate Electricity — From Rust

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.

How to Generate Electricity — From Rust
Briefs : Energy
Technique Identifies Electricity-Producing Bacteria
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...

Technique Identifies Electricity-Producing Bacteria
Facility Focus : Software
Facility Focus: National Energy Technology Laboratory
Facility Focus: National Energy Technology Laboratory

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...

Facility Focus: National Energy Technology Laboratory
Briefs : Robotics, Automation & Control
Wearable Liquid Unit Harvests Energy
Wearable Liquid Unit Harvests Energy

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.

Wearable Liquid Unit Harvests Energy
Blog : Materials
Answering Your Questions: What Are My Lithium-Ion Battery Inspection Options?
Answering Your Questions: What Are My Lithium-Ion Battery Inspection Options?
Our readers ask: How do you know that you have the right anode? How can you inspect the electrolyte or electrode material?
Answering Your Questions: What Are My Lithium-Ion Battery Inspection Options?
Briefs : Manufacturing & Prototyping
Automated Guided Wave System for In-Process Cure Monitoring of CFRP Composite Laminates
Automated Guided Wave System for In-Process Cure Monitoring of CFRP Composite Laminates

In the polymer composites industry, cure cycles are typically developed from trial-and-error or a more effective processing science approach to reduce...

Automated Guided Wave System for In-Process Cure Monitoring of CFRP Composite Laminates
Briefs : Electronics & Computers
Thin-Film System Converts Heat from Electronics into Energy
Thin-Film System Converts Heat from Electronics into 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...

Thin-Film System Converts Heat from Electronics into Energy
News : Energy
From LASER World of PHOTONICS 2019: Light as the Key to Global Sustainability
From LASER World of PHOTONICS 2019: Light as the Key to Global Sustainability
The increased use of photonics has the potential to reduce CO2 emissions — by 3-billion tons.
From LASER World of PHOTONICS 2019: Light as the Key to Global Sustainability
INSIDER : Energy
Flexible Generators Turn Movement into Energy
Flexible Generators Turn Movement into 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.

Flexible Generators Turn Movement into Energy
Articles : Energy
A Sensor that Fits Like a Glove
A Sensor that Fits Like a Glove

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...

A Sensor that Fits Like a Glove
Briefs : Materials
Using Laser Metal Printing to Cool Computer Chips

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 attached to the CPU or the graphics processor via a thermal interface material such as thermal paste. It...

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...

Briefs : Photonics/Optics
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...

Blog : Energy
Snow's Power Potential: How to Generate Electricity from a Blizzard
Snow's Power Potential: How to Generate Electricity from a Blizzard
A new 3D printed device turns snowfall into electricity.
Snow's Power Potential: How to Generate Electricity from a Blizzard
5 Ws : Electronics & Computers
5 Ws of the Heart Energy Harvester
5 Ws of the Heart Energy Harvester

Who

Millions of people who rely on pacemakers, defibrillators, and other livesaving implantable devices powered by batteries that need to be replaced every five to 10 years.

5 Ws of the Heart Energy Harvester
Blog : Energy
High-Speed Jet Mixer Efficiently Turns Algae into Fuel
High-Speed Jet Mixer Efficiently Turns Algae into Fuel
A new technology may lead to a more mainstream use of algal biofuels.
High-Speed Jet Mixer Efficiently Turns Algae into Fuel
5 Ws : Sensors/Data Acquisition
5 Ws of 3D-Printing Piezoelectric Materials
5 Ws of 3D-Printing Piezoelectric Materials

Who

Piezoelectric materials are used in everything from cellphones and wearables, to robotics, energy harvesting, and tactile sensors.

5 Ws of 3D-Printing Piezoelectric Materials
Articles : Robotics, Automation & Control
Create the Future Design Contest Alumni Achieve Market Success
Create the Future Design Contest Alumni Achieve Market Success

The Create the Future Design Contest, launched in 2002 by the publishers of Tech Briefs magazine, helps stimulate and reward engineering innovation. The annual event has...

Create the Future Design Contest Alumni Achieve Market Success
Briefs : Energy
Self-Powering Sensor Using a Nano-Energy Harvester
Self-Powering Sensor Using a Nano-Energy Harvester

Existing nanosensor technologies depend on an external power source (typically a battery) to operate. Chemical and biological sensors based on nanowire or nanotube technologies exhibit...

Self-Powering Sensor Using a Nano-Energy Harvester
Blog : Energy
Answering Your Questions: Will Solar Panel Efficiency Improve?
Answering Your Questions: Will Solar Panel Efficiency Improve?
Don’t hold your breath, says Jeff Crystal from Voltaic Systems.
Answering Your Questions: Will Solar Panel Efficiency Improve?
On-Demand Webinars : Energy
The Latest Technologies for Energy Harvesting

This 60-minute Webinar on energy harvesting is part of the Technical Webinar Series from the editors of Tech Briefs Media. Three experts will look at the latest technologies related to this important subject area.

Briefs : Energy
Alternating Current Photovoltaic Building Block
Alternating Current Photovoltaic Building Block

Today's photovoltaic power systems are generally comprised of a single photovoltaic module or multiple modules connected by combinations of series and parallel circuits as a photovoltaic array....

Alternating Current Photovoltaic Building Block