Energy

Energy Efficiency

Stay cutting-edge with essential news, product developments, and technical briefs pertaining to energy efficiency plus sustainable and renewable technologies and tactics.

Latest Briefs & News

Q&A : Materials
Q&A: Jyotirmoy Mandal, Department of Applied Physics and Mathematics, Columbia University, New York, NY

Mandal, along with Professors Yuan Yang and Nanfang Yu, built upon earlier work demonstrating that many simple plastics and polymers are excellent heat radiators that could be used for passive radiative daytime cooling (PRDC). Their challenge...

Briefs : Electronics & Computers
Self-Powering Sensor Using a Nano-Energy Harvester

Existing nanosensor technologies depend on an external power source (typically a battery) to operate. Chemical and biological sensors based on nanowire or nanotube technologies exhibit...

Briefs : Photonics/Optics
Ancient Pigment Can Boost Energy Efficiency

Egyptian blue, derived from calcium copper silicate, was routinely used on ancient depictions of gods and royalty. Previous studies have shown that when Egyptian blue absorbs visible light, it then...

Blog : Energy
Answering Your Questions: Will Solar Panel Efficiency Improve?
Don’t hold your breath, says Jeff Crystal from Voltaic Systems.
Briefs : Sensors/Data Acquisition
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...

Articles : RF & Microwave Electronics
Innovators Recognized for "Creating the Future" 2018

The Create the Future Design Contest was launched in 2002 to help stimulate and reward engineering innovation. In the past 16 years, the annual contest has drawn more than 13,000 product...

Blog : Energy
New Metal-Air Battery Design Offers a Potential Boost to Electric Vehicles
Professor Hart spoke with Tech Briefs about why his team's new battery may someday find its way beyond niche applications and into electric vehicles.
Question of the Week : Energy
Will Stretchable, Printable Solar Cells Catch On?

A Rice University lab is making solar cells that are stretchable, printable, and paintable. Watch the demo on Tech Briefs TV.

This week's Question: Will Stretchable, Printable Solar Cells Catch On?

Share your thoughts in the comments section below.

Blog : Aerospace
Answering Your Questions: For an Electric-Aircraft Future, Do We Need to Rethink Design?
For an electric-aircraft future, it's not enough to just change components. You have to rethink design, our expert tells one reader.
Briefs : Electronics & Computers
Energy-Storing Material Folds Onto Itself

Eagles can store energy in their feet without having to continuously contract their muscles to then jump high or hold on to prey. New materials have been created that can store energy this way. The...

Briefs : Test & Measurement
Cell-Sized Robots Sense Their Environment

Colloids — insoluble particles or molecules anywhere from a billionth to a millionth of a meter across — are so small they can stay suspended indefinitely in a liquid or even in air. Robots about...

Articles : Test & Measurement
Simplifying Access to High Energy Sub-5-fs Pulses

In order to make ultrafast pulses accessible to the broadest possible field of applications, Coherent has been implementing a comprehensive program of design methodologies, materials...

Articles : Robotics, Automation & Control
2018 Create the Future Design Contest: Electronics/Sensors/IOT Category Winner

FUTURE ANTENNA MINIATURIZATION MECHANISM: MAGNETOELECTRIC ANTENNAS

Hwaider Lin and Nian-Xiang Sun, Northeastern University, Boston, MA...
Articles : Sensors/Data Acquisition
2018 Create the Future Design Contest: Automotive/Transportation Category Winner

ISCAD — ELECTRICAL DRIVE WITH 0% RARE EARTHS, 25% HIGHER DRIVING RANGE, AND 100% SAFETY

Conventional electrical machines suffer from the problem that...

Articles : Mechanical & Fluid Systems
2018 Create the Future Design Contest: Consumer Products Category Winner

ALUMINUM-POWERED ELECTRICITY GENERATION

Aluminum has an incredibly high energy density — double that of gasoline and an order of magnitude greater than...

Blog : Energy
From Trash to Treasure: How to Convert ‘Fatberg’ Waste into Biofuel
Have you heard of "fatbergs?" Researcher Asha Srinivasan explains how her team is turning masses of fat, oil, and grease into biofuel.
Blog : Materials
An Alternative to Air Conditioning: A Paint-On Polymer That Cools Down Your Building
A new solution, applied like paint, cools down rooftops, buildings, water tanks, vehicles, and even spacecraft.
News : Aerospace
'Invisible Glass’ Takes First Prize in ‘Create the Future’ Contest
The grand-prize-winning nanotechnology coating imparts anti-reflection and water-repellency capabilities to surfaces made of silicon, glass ,and some plastics, including Teflon.
Briefs : Defense
Power Line Detection System for Unmanned Aircraft Systems

Electrical power lines pose a serious crash hazard to helicopters and other air-based vehicles, especially small aerial vehicles such as unmanned aircraft systems (UAS). This is because power lines are so widespread, hard to see, and strung at roughly the same height above the ground at...

Articles : Materials
Facility Focus: Idaho National Laboratory

In 1951, the first nuclear reactor in Idaho was built, starting a legacy at what is now Idaho National Laboratory (INL). INL is the site where 52 pioneering nuclear reactors were designed and...

INSIDER : Energy
Boron Nitride Separation Process Could Facilitate Higher Efficiency Solar Cells

A team of semiconductor researchers based in France has used a boron nitride separation layer to grow indium gallium nitride (InGaN) solar cells that were then...

Blog : Electronics & Computers
‘Smart’ Squid Material Offers Thermal Conductivity, On Demand
Researchers discovered that an on-and-off kind of thermal regulation is possible if you look to the squid.
INSIDER : Energy
Silicon-Based Tandem Photovoltaic Modules Show Potential

New solar energy research from Arizona State University demonstrates that silicon-based tandem photovoltaic modules, which convert sunlight to electricity with higher efficiency than...

Articles : Electronics & Computers
National Renewable Energy Laboratory

In 1977, the National Renewable Energy Laboratory (NREL, Golden, CO) started as the Solar Energy Research Institute (SERI), spurred by national concern during the 1973 oil embargo that caused long lines...

Briefs : Electronics & Computers
Catalytic Mechanism Converts CO2 to Methanol

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
Novel Synaptic Architecture for Brain-Inspired Computing

Over the past few years, deep learning algorithms have proven to be highly successful in solving complex cognitive tasks such as controlling self-driving cars and language...

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