Keyword: Fuel cells

Briefs: Aerospace
This fuel cell could power a variety of transportation modes such as unmanned underwater vehicles, drones, and eventually electric aircraft.
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: Materials
High-quality coated components can be integrated into complex systems in a sustainable way.
Briefs: Electronics & Computers
By introducing defects to a common material, a highly efficient capacitor offers dramatically increased energy density.
NASA Spinoff: Materials
A NASA-developed technology for testing heat shields transforms garbage into reusable chemicals.
Briefs: Software
A new machine learning algorithm could make smartphones charge faster and increase the time between charges for electric vehicles.
Briefs: Green Design & Manufacturing
The technology could lead to production of fuels, building materials, and other products in a carbon-neutral way.
5 Ws: Lighting
In the operating room, you can produce bioresorbable metal implants, such as screws for bone fractures.
Briefs: Energy

Whereas hydrogen fuel cells (e.g., proton exchange membrane (PEM) and other fuel cells) generate electricity from the chemical reaction between pure hydrogen and oxygen, direct carbon fuel cells...

Briefs: Energy

Growing demand for electric vehicles and more sustainable forms of transport means finding new forms of energy storage such as batteries, supercapacitors, and fuel cells. Currently, a major...

Briefs: Power
Fuel Cell/Fuel Cell Hybrid System

Fuel cells can deliver clean, reliable, and uninterrupted power nearly 100 percent of the time. Fuel cells offer the advantage of efficiency by converting chemical energy directly to electricity. They have no moving parts, thereby eliminating failures associated with pumps, blowers, heat exchangers, and other...

Briefs: Test & Measurement
Ionization-Based Multidirectional Flow Sensor

One significant area of research in fuel cell technology includes systems in which a fuel cell is combined with another power generation device (a turbine, for example) to create a hybrid system that combines the advantages of the two standalone systems, resulting in a high fuel-to-electricity...

Briefs: Electronics & Computers

NASA's Glenn Research Center has developed a novel solid oxide fuel cell (SOFC) with five times the specific power density of currently available SOFCs. This highly efficient SOFC can operate on a...

News: Electronics & Computers
DETECTING PLASTIC LANDMINES

Hidden PFM-1 anti-personnel landmines are unexploded ordnance (UXO) devices that pose a difficult challenge to conventional...

Briefs: Sensors/Data Acquisition

The most common methods for glucose self-testing involve monitoring glucose levels in blood. These conventional measurements are not suitable for preventing hypoglycemia during exercise. The...

Briefs: Photonics/Optics

Laser-induced graphene (LIG) has been used to write graphene patterns onto food and other materials to quickly embed conductive identification tags and sensors into the products...

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: Energy

Mobile or transportable power supply and distribution systems are needed for various types of work that require electrical power in a field or outdoor environment — such as construction and environmental...

Briefs: Manufacturing & Prototyping

Nanofibers are useful for any application that benefits from a high ratio of surface area to volume, such as solar cells that maximize exposure to sunlight, or fuel cell electrodes that catalyze...

Briefs: Electronics & Computers

Technological advancements in materials, sensors, and computing have driven demand for higher-performance satellites. Satellites need to be much more capable in a much smaller size with a...

Briefs: Manufacturing & Prototyping

Innovators at NASA's Glenn Research Center have adapted a process to apply thermal and environmental barrier coatings using a unique combination of a plasma spray (PS) process 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...

Articles: Green Design & Manufacturing

Next-generation manufacturing takes on a 50-year-old icon as ORNL researchers transform the classic Shelby Cobra sports car into a 3D-printed laboratory on wheels. Additive manufacturing enables the seamless...

Briefs: Materials

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: Sensors/Data Acquisition

Hydrogen is a promising potential fuel for cars, buses, and other vehicles, and can be converted into electricity in fuel cells. It already is used in medicine and space exploration, as well as in the...

Briefs: Materials
Aqueous Solution Dispersement of Carbon Nanotubes

NASA’s Langley Research Center researchers have developed a novel method to disperse carbon nanotubes in aqueous solutions using chemical buffers. By avoiding the common use of surfactants to achieve dispersion, the researchers have provided a means to maintain biocompatibility of the carbon...

Briefs: Energy

A bacteria-powered battery that can power disposable electronics has been created on a single sheet of paper. The manufacturing technique reduces fabrication time and cost, and...