Energy

Energy Storage

Browse the latest developments, applications, and technical briefs covering all types of energy storage systems, renewable energy storage methods, and energy accumulators.

Latest Briefs & News

Briefs : Semiconductors & ICs
Potassium-Oxygen Battery Stores Clean Energy
Potassium-Oxygen Battery Stores Clean Energy

Researchers have developed a more efficient, more reliable potassium-oxygen battery with a cathode that stores the energy produced by a chemical reaction in a metal-oxygen or metal-air battery....

Potassium-Oxygen Battery Stores Clean Energy
Technology Leaders : Software
Development and Analysis of Solid-State Batteries with the COMSOL® Platform
Development and Analysis of Solid-State Batteries with the COMSOL® Platform
As lithium-ion battery production doubles, more viable energy storage solutions are needed.
Development and Analysis of Solid-State Batteries with the COMSOL® Platform
NASA Spinoff : Manufacturing & Prototyping
Carbon Capture Process Makes Sustainable Oil
Carbon Capture Process Makes Sustainable Oil
Life support research for astronauts enabled a solution to one aspect of climate change.
Carbon Capture Process Makes Sustainable Oil
Briefs : Electronics & Computers
Chemical Mixture Widens the Temperature Range for Electric Car Batteries
Chemical Mixture Widens the Temperature Range for Electric Car Batteries
A combination of additives shows promise for boosting battery performance in very cold or hot weather.
Chemical Mixture Widens the Temperature Range for Electric Car Batteries
Briefs : Electronics & Computers
Device Creates Electricity from Snowfall
Device Creates Electricity from Snowfall
The nanogenerator also acts as a weather station.
Device Creates Electricity from Snowfall
Briefs : Communications
Photovoltaic-Powered Sensors
Photovoltaic-Powered Sensors
RFID-based devices work in indoor and outdoor lighting conditions and could transmit data for years before they need to be replaced.
Photovoltaic-Powered Sensors
Briefs : Materials
Ultra-Thin Layers of Rust Generate Electricity from Flowing Water
Ultra-Thin Layers of Rust Generate Electricity from Flowing Water
When combined with saltwater, rust can be a source of electricity.
Ultra-Thin Layers of Rust Generate Electricity from Flowing Water
Blog : Energy
'Direct Thermal Charging Cell' Turns Waste Heat into Power
'Direct Thermal Charging Cell' Turns Waste Heat into Power
A new charging cell wants to use low-grade heat from our industrial processes to power our devices.
'Direct Thermal Charging Cell' Turns Waste Heat into Power
Briefs : Semiconductors & ICs
Undercooled Metal Technology for Flexible Electronics
Undercooled Metal Technology for Flexible Electronics

Undercooled metal technology was developed that features liquid metal (in this case, Field's metal, an alloy of bismuth, indium, and tin) trapped below its melting point in polished,...

Undercooled Metal Technology for Flexible Electronics
Briefs : Electronics & Computers
Battery-Free Sensor for Underwater Use
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...

Battery-Free Sensor for Underwater Use
Articles : Mechanical & Fluid Systems
2019 'Create the Future' Sustainable Technologies Category Winner: Wave-Powered Water Desalination
2019 'Create the Future' Sustainable Technologies Category Winner: Wave-Powered Water Desalination
Learn about the world's first wave-driven desalination system.
2019 'Create the Future' Sustainable Technologies Category Winner: Wave-Powered Water Desalination
Briefs : Energy
Rose-Inspired Device Collects and Purifies Water
Rose-Inspired Device Collects and Purifies Water

A new device, inspired by a rose, inexpensively collects and purifies water. The device is a new approach to solar steaming for water production — a technique that uses energy from sunlight...

Rose-Inspired Device Collects and Purifies Water
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...

Q&A : Mechanical & Fluid Systems
Q&A: A Circulatory System for Robots

Robert F. Shepherd is Associate Professor of Mechanical and Aerospace Engineering at Cornell University in Ithaca, NY. He is leading a team exploring the use of hydraulic fluids in soft robots to also serve as a source of energy.

Articles : RF & Microwave Electronics
Energy Harvesting for Smart Home Sensing
Energy Harvesting for Smart Home Sensing
The key to acceptance and adoption of a "smart home" will be enhancing total ease of ownership.
Energy Harvesting for Smart Home Sensing
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
Briefs : Green Design & Manufacturing
Organic Semiconductor Thin-Film Sensors Detect Disease Markers in Breath
Organic Semiconductor Thin-Film Sensors Detect Disease Markers in Breath

Organic semiconductors (OSCs) have emerged as a new class of electronic materials promising a wide range of applications including organic field-effect transistors...

Organic Semiconductor Thin-Film Sensors Detect Disease Markers in Breath
Briefs : Mechanical & Fluid Systems
Combustion Gas Heat Exchanger
Combustion Gas Heat Exchanger

Two very challenging problems facing the U.S. and the world are energy security and global climate change, largely due to dependence on fossil fuels. Cost-effective technologies have been developed that are...

Combustion Gas Heat Exchanger
Briefs : Materials
High-Temperature Dielectric Nanocomposite

A nanocomposite was developed that could be a superior high-temperature dielectric material for flexible electronics, energy storage, and electric devices. The nanocomposite combines one-dimensional polymer nanofibers and two-dimensional boron nitride nano-sheets. The nanofibers reinforce the...

Briefs : Transportation
Two-Dimensional Materials Improve Efficiency of Lithium-Air Batteries
Two-Dimensional Materials Improve Efficiency of Lithium-Air Batteries

Lithium-air batteries are poised to become the next replacement for currently used lithium-ion batteries that power electric vehicles, cell-phones, and computers....

Two-Dimensional Materials Improve Efficiency of Lithium-Air Batteries
Briefs : Energy
Hybrid Cathodes Could Boost Energy Capacity of Lithium Batteries
Hybrid Cathodes Could Boost Energy Capacity of Lithium Batteries

Today's lithium-ion batteries use cathodes (one of the two electrodes in a battery) made of a transition metal oxide. Batteries with cathodes made of sulfur are considered a...

Hybrid Cathodes Could Boost Energy Capacity of Lithium Batteries
Facility Focus : Aerospace
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 : Electronics & Computers
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