Keyword: Emissions control

Briefs: Electronics & Computers
This technology can be used for large production volumes such as fuel-cell-powered vehicles.
Briefs: Green Design & Manufacturing
The technology recovers pure and precious metals from alloys in cellphones and other electrical waste.
Briefs: Electronics & Computers
This portable method could enable hospitals to make their own supply of the disinfectant on demand and at lower cost.
Briefs: Robotics, Automation & Control
A catalytic reaction causes a two-dimensional, chemically coated sheet to spontaneously morph into a three-dimensional gear.
Briefs: Materials
This could reduce the environmental impact of styrene manufacturing.
Briefs: Energy
A new electrocatalyst efficiently converts carbon dioxide into ethanol.
Briefs: Green Design & Manufacturing
By converting CO2 into complex hydrocarbon products, a new catalyst could aid in large-scale efforts to recycle excess carbon dioxide.
Briefs: Electronics & Computers
VR/AR devices can simulate some of the key difficulties experienced due to glaucoma.
Briefs: Imaging

A breakthrough imaging technique developed by Cornell researchers shows promise in decontaminating water by yielding surprising and important information about catalyst particles that can't be...

Briefs: Transportation

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

Briefs: Energy

By capping liquids with graphene (an ultrathin sheet of pure carbon), researchers can easily image and analyze liquid interfaces and the surface of nanometer-scale objects...

Briefs: Electronics & Computers

Pulsed laser vaporization (PLV) production of single-wall carbon nanotubes (SWNTs) on traditional Co/Ni catalyst was explored with...

Briefs: Propulsion

Typical direct-injection engines, such as diesel engines, can produce soot due to fuel-rich combustion conditions. Filters and catalytic converters are currently used to reduce soot and harmful...

Briefs: Energy
New Catalyst for Plastic Production Also Creates Hydrogen

Researchers have developed a new, low-cost catalyst for plastic production that turns a biorefinery product into a starting material for the synthesis of plastics, which could represent a sustainable alternative to widespread PET. At the same time, hydrogen can also be formed during the...

Briefs: Energy

Capturing carbon dioxide (CO2) and converting it to useful chemicals such as methanol could reduce both pollution and U.S. dependence on petroleum products. Catalysts are used to bring...

Briefs: Electronics & Computers
Non-Toxic HAN Monopropellant Propulsion

A highly miniaturized, MR-143, green monopropellant thruster was developed for 1N thrust. Testing indicated the initial catalyst bed heater was insufficient. In subsequent development, the thruster was equipped with a more efficient catalyst bed heater. For reliable ignition of the advanced, non-toxic,...

Q&A: Transportation

Researchers at Washington State University, Pacific Northwest National Laboratory, and the University of New Mexico have created a catalyst capable of reducing...

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: Photonics/Optics

Researchers have found a versatile workaround to create chemical compounds that could prove useful for medical imaging and drug development. While studying chemical...

Briefs: Manufacturing & Prototyping

While 3D printing has found applications in many areas, its use as a way to control chemical reactions, or catalysis, is relatively new. Current production of 3D catalysts typically involves various methods...

Briefs: Materials

Researchers at NASA have developed new methods to manufacture carbon materials (e.g., nanotubes, graphene) with holes through the graphitic surface of the particles. The...

Articles: Energy

The Create the Future Design Contest has helped stimulate and reward engineering innovation over the past 16 years, drawing more than 14,000 product designs from engineers, students, and...

Articles: Green Design & Manufacturing
Hi-Light - Solar Thermal Chemical Reactor Technology for Converting CO2 to Hydrocarbons Xiangkun (Elvis) Cao, Jessica Akemi Cimada da Silva, David Erickson, and Tobias...
Briefs: Mechanical & Fluid Systems
Plasma-Assisted Catalytic Reverse Water Gas Shift Reactor

For improving CO2 conversions for a low-temperature CO2 methanation process, a mechanism of using reverse water gas shift (RWGS) reaction as an intermediate step to generate the more reactive CO species for the methanation process was developed. The challenge was to...

Briefs: Materials
Self-Healing, Self-Lubricating Tribofilm

Tribologists have developed a diamond-like film that is generated by the heat and pressure of an automotive engine. The ultra-durable, self-lubricating tribofilm — a film that forms between moving surfaces — can be made to develop self-healing, diamondlike carbon (DLC) tribofilms. The film generates...

Briefs: Mechanical & Fluid Systems
Low-Power, Lightweight, Ultra-Compact Reverse Water Gas Shift Reactor

Utilizing CO2 to produce H2O and O2 is critical for sustained manned missions in space, and supports both NASA’s cabin Atmosphere Revitalization System (ARS) and ln-situ Resource Utilization (ISRU) concepts. For long-term missions beyond low...

Briefs: Propulsion
Green Liquid Monopropellant Thruster for In-Space Propulsion

Hydrazine has been the standard baseline liquid monopropellant for space propulsion over many decades since replacing hydrogen peroxide. Hydrazine was preferred over peroxide due to its easier storability and higher performance. Like peroxide, hydrazine can be readily decomposed by...

Briefs: Manufacturing & Prototyping

Engineers have developed a simple method for producing high-quality graphene that can be used in next-generation electronic and energy devices. The method essentially bakes the compound in a...

Briefs: Green Design & Manufacturing

A team of researchers has invented a new technology to produce automobile tires from trees and grasses. Conventional car tires are viewed as environmentally unfriendly because they...