Topics

Environment

Briefs : Materials
Reducing Moisture in Natural Fibers

Biological transformation focuses on the sustainable use of biological resources such as plants or microorganisms. In the future, it is expected to reduce reliance on fossil fuels such as oil, coal, or gas, and help tackle major challenges such as climate change and global population growth. It offers options...

Briefs : Energy
Bi-Directional Energy Cascades and the Origin of Kinetic Turbulence in the Solar Wind

The kinetic turbulence of solar wind originates in the solar corona. The solar wind carries the fluctuations and escapes from the corona along the open magnetic field lines, and enters into the interplanetary space. The energy exchange among waves and particles...

Briefs : Green Design & Manufacturing
Protein Mat Soaks Up Chemical Pollution

Despite years of effort to stabilize proteins outside of their native environments, scientists have made limited progress in combining proteins with synthetic components like fibers without...

Briefs : Green Design & Manufacturing
Recyclable Polymer Exhibits Practical Properties of Plastics

A polymer was discovered that possesses many of the same characteristics as plastics, such as light weight, heat resistance, strength, and durability. But the new polymer, unlike...

Articles : Green Design & Manufacturing
Eyes in the Sky: Using Optical Filters to Observe and Measure Earth From a Different Perspective

“Measurement is the first step that leads to control and eventually to improvement. If you can’t measure something, you can’t understand...

Blog : Manufacturing & Prototyping
A ‘Green’ Concrete Calls for Less Cement, More Ash

A common material known as Portland cement already incorporates a small percentage of fly ash – a byproduct of coal-burning power plants. Researchers from Rice University are finding...

White Papers : Manufacturing & Prototyping
Improving Corrosion Resistance of 303 Stainless Steel

Able Electropolishing, a leader in the electropolishing industry, teamed up with Swiss Precision Machining Inc., to test the effectiveness of passivation vs. electropolishing on corrosion resistance of machined 303 stainless steel components.

Briefs : Electronics & Computers
Fabrication Process Produces Nanostructures for Electronic Devices

Demands for improved computer processing power have led researchers to explore both new processes and other materials beyond silicon to produce electronic components....

Briefs : Electronics & Computers
Ultra-Wide-Bandgap Power Electronics

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...

Briefs : Sensors/Data Acquisition
Ground-Based System Guides UAVs to Avoid Collisions

The Federal Aviation Administration (FAA) averages more than 100 reports a month of interactions between unmanned aircraft systems (UAS) and commercial or private planes. For UAS to fly in...

Question of the Week : Green Design & Manufacturing
Can a 'Cool' Strategy Improve Water-Purification Efforts?

Researchers from the University of Buffalo found a counter-intuitive way of improving the water-purification process: keeping things cool.

By using carbon-dipped paper to weaken light intensity, their new system increases efficiency and provides a more affordable water-treatment...

Blog : Green Design & Manufacturing
A New Approach to Solar-Powered Water Purification: Stay Cool

Although the Sun’s heat is critical to solar-powered water purification, researchers from the University of Buffalo found a counter-intuitive way of improving the filtration...

Briefs : Mechanical & Fluid Systems
Correlation Spectrometer

Correlation spectroscopy is an attractive technique for sensing and analysis applications because it combines the attributes of mechanical and optical simplicity, high selectivity, and good sensitivity. In...

Briefs : Energy
Grid Friendly™ Charger Controller

Electric vehicles are growing in popularity, and while they represent a cleaner alternative to fossil-fueled vehicles, their increased use may stress the grid if this growing load is left unmanaged. A need...

Briefs : Materials
Nonaqueous Redox Flow Battery

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....