Keyword: On-board energy sources

5 Ws: Photonics/Optics
As concerns rise about methane, a CU startup is working toward plugging the leaks.
Briefs: Aerospace
Testing has shown that NASA's poppet reduces leakage rates of traditional aerospace cryogenic valves by three orders of magnitude.
Briefs: Energy
Scientists have been trying for years to create biofuels and other bioproducts more cheaply.
Briefs: Energy
A highly sensitive system for detecting the production of hydrogen gas can foster the development of hydrogen as an alternative to fossil fuels.
Briefs: Energy
Hydrogen has emerged as an important carrier to store energy generated by renewable resources, as a substitute for fossil fuels used for transportation, in the production of ammonia, and for other industrial applications.
Briefs: Wearables

Researchers have developed electronic skin (e-skin) that is applied directly on top of real skin. Made from soft, flexible rubber, it can be embedded with sensors that...

Briefs: Sensors/Data Acquisition

Methanol is sometimes referred to as ethanol's deadly twin. While the latter is the intoxicating ingredient in wine, beer, and liquor, the former is a chemical...

Briefs: Power

Electrification of the transportation sector is critical to future energy and environmental resilience and will require high-power fuel cells (either standalone or in conjunction with batteries) to...

Briefs: Energy
Pyroelectric energy generates energy from heat that would otherwise be wasted in a catalytic chemical reaction.
Briefs: Sensors/Data Acquisition
The ALFaLDS detection tool supports oil plants.
Briefs: Energy
The flexible, washable microgrid uses the human body to sustainably power small electronics.
Briefs: Propulsion
This scalable power processing unit (PPU) is for use with low-power Hall effect thrusters.
Briefs: Mechanical & Fluid Systems
A new catalyst and microchannel reactors improve efficiency and cost of the process.
Briefs: Green Design & Manufacturing
A method converts cotton into sugar, which can be turned into spandex, nylon, or ethanol.
Briefs: Imaging
The engine could make rockets not only more fuel-efficient, but also more lightweight and less complicated to construct.
Application Briefs: Energy
Hybrid-electric propulsion systems hold clear potential to reduce aircraft carbon dioxide emissions and support the goal of greater sustainability in aviation.
Articles: Test & Measurement
Learn how design engineers are making better gas meters.
Briefs: Energy
The biofuel cells can power wearable electronics purely by using human sweat.
Briefs: Power
The optical-based sensor detects the presence of hydrogen without electronics, making the process much safer.
Articles: Electronics & Computers
NASA-developed fire protection, implantable stimulators, and more.
Articles: Energy
The Battery Show North America is a forum for advanced battery technology for electric and hybrid vehicles, utility and renewable energy support, portable electronics, medical technology, military, and telecommunications.
Briefs: Aerospace
The reaction converts 90% of plastic to jet fuel and other valuable hydrocarbon products within an hour at moderate temperatures.
Briefs: Aerospace
This fuel cell could power a variety of transportation modes such as unmanned underwater vehicles, drones, and eventually electric aircraft.
Briefs: Mechanical & Fluid Systems
A folded plastic bladder could store and pump the fuel.
Briefs: Mechanical & Fluid Systems
The valve enables telerobotic resupplying of media such as propellant and pressurant.
Briefs: Materials
High-quality coated components can be integrated into complex systems in a sustainable way.
Briefs: Materials
The tough circuits could withstand the grueling demands of energy production, space exploration, and more.
Briefs: Energy
This technology can be used for large production volumes such as fuel-cell-powered vehicles.
Briefs: Electronics & Computers
By introducing defects to a common material, a highly efficient capacitor offers dramatically increased energy density.