Keyword: Energy conservation

Briefs: Mechanical & Fluid Systems
Chilled panels use less energy than conventional A/C and work in open spaces.
Briefs: Mechanical & Fluid Systems
An enhanced polymer could be used for more energy-efficient systems with a smaller carbon footprint.
Briefs: Lighting
This could lead to the commercial development of smart glass, with applications ranging from imaging to advanced robotics.
Briefs: Data Acquisition
Using gold nanomaterials, this disk can hold data securely for more than 600 years.
Briefs: Energy
The technology could help computers process visual information more like the human brain.
Briefs: Electronics & Computers
The chip combines two functions — logic operations and data storage — into a single architecture, paving the way to more efficient devices.
Briefs: Green Design & Manufacturing
A customizable smart window harnesses and manipulates solar power to save energy and cut costs.
Briefs: Energy
The patch could serve as a personal thermostat and save energy.
Briefs: Electronics & Computers
The capacitor could enable a new generation of electronics that will require less power and generate less heat.
Briefs: Aerospace
Applications include powering portable electronic devices and sensors, and harvesting waste mechanical energy for aircraft, automobile, and other transportation equipment.
Briefs: Test & Measurement
These advances are useful for transportation, infrastructure, and aerospace.
Briefs: Energy

Researchers have developed a more efficient, more reliable potassium-oxygen battery with a cathode that stores the energy produced by a chemical reaction in a metal-oxygen or metal-air battery....

Briefs: Electronics & Computers
Chip Converts Wasted Heat to Usable Energy

Car engines, laptop computers, cellphones, and refrigerators all heat up with overuse. That heat can be captured and turned into energy using a method that produces electricity from heat. The technology uses a silicon chip, also known as a “device,” that converts more thermal radiation into...

Briefs: Data Acquisition

Smart objects are required to store and retrieve massive amounts of data quickly without consuming too much power. Millions of new memory cells could be part of a computer chip and provide that...

Briefs: Energy

Two very challenging problems facing the U.S. and the world are energy security and global climate change, largely due to dependence on fossil fuels. Cost-effective technologies have been developed that are...

Technology Leaders: Electronics & Computers

Engineers today are feeling the pressure to get more done in less time, be experts in multiple disciplines, and use their resources more efficiently to maximize profits. This environment is shifting the way...

Briefs: Electronics & Computers

Nearly 70 percent of the energy produced in the United States each year is wasted as heat. Much of that heat is less than 100 °C and emanates from things like computers, cars, or...

Articles: Automotive

The critical angle lens reflector has commercial applications that supersede ordinary mirrored reflectors. The physics of the critical angle lens reflector are based on the optics...

Briefs: Energy

Directly converting electrical power to heat is easy; however, converting heat into electrical power is not as easy. To address this issue, a tiny silicon-based device was developed that can...

Articles: Mechanical & Fluid Systems

There have been many changes in laser technology over the past 30 years. With each advancement comes new challenges and opportunities. The CO2 laser with 10-micron wavelength was king for many...

Briefs: Photonics/Optics

Light is the most energy-efficient way to move information; however, light shows one big limitation: it is difficult to store. Data centers, for example, rely primarily on magnetic hard drives in...

Articles: Materials

Lightweighting design is an extensively explored and utilized concept in many industries, especially in aerospace applications, and is associated with the green aviation concept. The...

Briefs: Energy
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: Materials

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...

Briefs: Sensors/Data Acquisition

The first laser based on the wave physics phenomenon called bound states in the continuum (BIC) has been developed. The technology could revolutionize the development of surface...

Briefs: Materials
Synthesis and Development of Polyurethane Coatings Containing Fluorine Groups for Adhesive Applications

Accumulation of insect strikes on the leading edge of airplane wings is a more serious problem than one might realize. Depending on the magnitude, such accumulation changes the aerodynamic characteristics of the wing, causing a change from...

Q&A: Aerospace

Professor Hopkins and University of Virginia colleagues — in collaboration with materials scientists at Penn State, the University...

Briefs: Automotive

The exhaust heat recovery system (EHRS) in an automobile captures the thermal energy from exhaust and transfers it to the engine coolant. As the car warms up,...

Technology Leaders: Energy

Photovoltaic systems are continually evolving to improve their efficiency and financial viability. One trend is to move to larger strings of cells giving higher dc voltages to be...