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Technology Leaders: Energy
Photovoltaic systems are continually evolving to improve their efficiency and financial viability. One trend is to move to larger strings of cells giving higher dc voltages to be...
Briefs: Green Design & Manufacturing
Wind and solar energy generation creates challenges, since the Sun only shines by day, and sometimes the wind doesn't blow. Another variability is surges of demand on the grid. On a hot day...
Briefs: Energy
Lithium-metal batteries — which can hold up to ten times more charge than lithium-ion batteries — haven't been commercialized because of a fatal flaw: as the batteries charge and...
Briefs: Test & Measurement
A small voltaic cell was developed that is sustained by the acidic fluids in the stomach. The system can generate enough power to run small sensors or drug delivery devices that can reside in the...
Briefs: Energy
A new chemical composite could be used to store heat from the Sun during the day in a thermal battery, and release the heat when needed. A common approach to thermal storage is to use a...
Blog: Energy
By introducing some new ingredients to the flow battery, Stanford University scientists are advancing a new way to store wind and solar electricity.
Briefs: Energy
Polymer membrane separators play a crucial function in many energy and water technologies including energy storage, hydrogen generation through water electrolysis, and...
Briefs: Electronics & Computers
A new hybrid energy storage controller is designed for a centralized control system that operates multiple energy storage devices (ESDs) and distributed generators to provide energy and...
Briefs: Electronics & Computers
A temperature sensor was developed that runs on 113 picowatts of power — about 10 billion times smaller than a Watt. The technology could enable devices that can be powered by harvesting energy from...
Articles: Manufacturing & Prototyping
This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that innovation.
Briefs: Energy
A method to capture carbon dioxide directly from ambient air offers a new option for carbon capture and storage strategies to combat global warming.
Blog: Energy
Professor Jaana Vapaavuori spoke with Tech Briefs about the manufacturing methods that could someday decrease the cost and increase the lifetime of flexible solar cells.
Special Reports: Automotive
Vehicle Electrification - June 2018
Demand for electric vehicles is accelerating, with several major automakers announcing that their entire lineups will either be hybrid or all-electric by the 2020's. To help you keep pace with the rapid...Briefs: Materials
Commercial buildings in the United States account for nearly 40% of the total energy consumption. Among them, electricity is the largest energy source for buildings....
Briefs: Transportation
Power electronics used for routing, control, and conversion of electrical power traditionally utilize silicon semiconductors. These systems tend to be bulky, require active cooling, and are inadequate for...
Articles: Medical
This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that innovation.
Blog: Energy
Researchers from Purdue University demonstrated that thermoacoustics properties could theoretically occur in solids as well as liquids.
Facility Focus: Energy
This year, Oak Ridge National Laboratory (ORNL) marks 75 years as a research institution. Located in Oak Ridge, TN, ORNL is the largest US Department of Energy science and energy laboratory, conducting basic and...
Briefs: Energy
A working, rechargeable proton battery was developed that could store more energy than currently available lithium-ion batteries. Potential applications include household storage of...
Briefs: Energy
Water heaters and other thermal energy storage devices increase the temperature of a medium above an ambient or normal temperature, and store the warmer medium. Water heaters, in particular, must store the...
Briefs: Energy
Researchers have created a material that consists of carefully structured molecules designed to be particularly electrochemically stable in order to prevent the battery from losing energy to unwanted reactions. In...
Briefs: Energy
By binding photosensitive dyes to common plastic membranes and adding water, chemists have made a new type of solar power generator. The device is similar to familiar silicon...
Briefs: Energy
High-Energy Lithium Flow Cells with Sulfur Anodes
Li-ion batteries offer considerable advantages such as high gravimetric and volumetric energy densities, and good calendar life and shelf life compared to aqueous systems such as Pb-acid, Ni-Cd, and Ni-MH. Various Li-ion chemistries with different Li-intercalating cathodes have attained significant...
Briefs: Green Design & Manufacturing
Cobalt Oxygen-Evolving Catalysts for Clean Solar Fuel
By splitting a water molecule into two atoms of hydrogen and one of oxygen, scientists can use the Sun’s energy to make a clean fuel. Splitting a water molecule requires a metal catalyst to get the reaction started. Recently, much scientific attention has focused on cobalt, a relatively...
Briefs: Aerospace
Innovators at NASA’s Glenn Research Center have developed a variable-frequency, alternating current (AC) power system to enable turbo-electric and hybrid electric propulsion....
Briefs: Energy
Batteries and combustion engines each have distinctive benefits and limitations. Batteries have simple construction and operate silently; however, their energy density (i.e., the energy per unit volume) is poor, and...
Briefs: Energy
Researchers have developed yarns that generate electricity when they are stretched or twisted. The “twistron” yarns are constructed from carbon nanotubes — hollow cylinders of carbon...
INSIDER: Automotive
By replacing the cam, a new valve technology may lead to more affordable — and more environmentally friendly — engines.
INSIDER: Energy
Researchers at the University of Illinois at Chicago and Argonne National Laboratory have designed a new lithium-air battery that works in a natural air environment and still functioned after a...
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Webcasts
On-Demand Webinars: Power
E/E Architecture Redefined: Building Smarter, Safer, and Scalable Vehicles
Upcoming Webinars: Energy
Hydrogen Engines Are Heating Up for Heavy Duty
Upcoming Webinars: Electronics & Computers
Advantages of Smart Power Distribution Unit Design for Automotive...
Upcoming Webinars: Automotive
Quiet, Please: NVH Improvement Opportunities in the Early Design...
Upcoming Webinars: Power
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Podcasts: Defense
How Sift's Unified Observability Platform Accelerates Drone Innovation
