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Articles: Energy
You might think a wind turbine would have more in common with a plane’s propeller than an aircraft wing, but wind blades actually...
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Products: Energy
The NexFET™ power MOSFET from Texas Instruments (Dallas, TX) has been designed to minimize losses in power conversion applications. The MOSFET features ultralow Qg and Qgd, low thermal resistance, and Pb-free terminal...
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Products: Electronics & Computers
Payton Planar Magnetics (Deerfield Beach, FL) offers high-power transformers with 99%+ efficiencies. These types of transformers are used in battery charging stations for HV and can be connected in series to achieve...
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News: Green Design & Manufacturing
Researchers from Washington University in St. Louis and Oak Ridge National Laboratory (ORNL) have used small-angle neutron scattering to analyze the structure of chlorosomes in green photosynthetic...
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Products: Energy
Power Integrations (San Jose, CA) announced the availability of the Qspeed family of advanced diodes. Qspeed diodes use a unique silicon-based process to combine an extremely low reverse recovery charge (QRR) with a very soft...
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News: Energy
Though considered a promising large-scale energy storage device, the vanadium redox battery's use has been limited by its inability to work well in a wide range of temperatures and its high cost. New...
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Briefs: Energy
CgWind is a new, high-fidelity simulation tool designed to meet the modeling requirements of advanced wind energy resources. These new resources, targeting 20% of the US...
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Briefs: Green Design & Manufacturing
An enhanced thin-film silicon photovoltaic device with improved efficiency has been developed. Thin-film silicon solar cells suffer from low material absorption characteristics,...
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Videos: Green Design & Manufacturing
Large wind farms are being built around the world, but operators are still searching for the most cost-effective and efficient way to arrange the massive turbines. To help steer wind farm owners in...
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Products: Energy
ZMDI (Dresden, Germany) has expanded its family of capacitive sensor signal conditioners (SSCs) with the addition of the wide-dynamic-range ZSSC3122 cLite device. With new design technology, the chip...
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Blog: Software
There’s An App For That
Want to learn how to fire a Patriot missile at something? There’s an app for that. No, seriously…there’s an app for that. According to a press release I received last week, a company called C2 Technologies has just developed the first of what will be 7 mobile iPhone applications designed to train the U.S Army’s...
News: Energy
University of Illinois engineers have developed a form of ultra-low-power digital memory that is faster and uses 100 times less energy than similar available memory. The technology could give...
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Briefs: Green Design & Manufacturing
Heat load is reduced by more than half. An active thermal control system architecture has been modified to include a regenerative heat exchanger (regenerator) inboard of...
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Briefs: Energy
Multi-Mission Power Analysis Tool
Multi-Mission Power Analysis Tool (MMPAT) Version 2 simulates spacecraft power generation, use, and storage in order to support spacecraft design, mission planning, and spacecraft operations. It can simulate all major aspects of a spacecraft power subsystem. It is parametrically driven to reduce or eliminate the...
News: Energy
Cymbet Corporation (Elk River, MN) has introduced its EnerChip™ EP CBC-EVAL-09 Universal Energy Harvesting evaluation kit. The EVAL-09 supports all types of ambient energy harvesting from light, vibration,...
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Briefs: Physical Sciences
The detection of volatile vapors of unknown species in a complex field environment is required in many different applications. Mass spectroscopic techniques require subsystems including an...
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Briefs: Physical Sciences
Correction for Self-Heating When Using Thermometers as Heaters in Precision Control Applications
In precision control applications, thermometers have temperature-dependent electrical resistance with germanium or other semiconductor material thermistors, diodes, metal film and wire, or carbon film resistors. Because resistance readout requires...
Briefs: Physical Sciences
Gravitational Wave Detection With Single-Laser Atom Interferometers
A new design for a broadband detector of gravitational radiation relies on two atom interferometers separated by a distance L. In this scheme, only one arm and one laser are used for operating the two atom interferometers. The innovation here involves the fact that the atoms in the...
Briefs: Physical Sciences
Titanium Alloy Strong Back for IXO Mirror Segments
A titanium-alloy mirror-holding fixture called a strong back allows the temporary and permanent bonding of a 50° D263 glass x-ray mirror (IXO here stands for International X-ray Observatory). The strong back is used to hold and position a mirror segment so that mounting tabs may be bonded to the...
Podcasts: Manned Systems
Dr. Jacqueline Quinn, Environmental Engineer, NASA’s Surface Systems Office, Kennedy Space Center, Florida
Dr. Jacqueline Quinn is an environmental engineer with NASA’s Surface Systems Office at the Kennedy Space Center in Florida. In 2005, a groundwater remediation technology she helped develop, called Emulsified Zero-Valent Iron (EZVI), won...
Who's Who: Aerospace
Dr. Jacqueline Quinn is an environmental engineer with NASA’s Surface Systems Office at the Kennedy Space Center in Florida. In 2005,...
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Briefs: Lighting
This report summarizes results from a three-year Laboratory Directed Research and Development (LDRD) project. The collaborative effort of researchers from Sandia National Laboratories and Rensselaer...
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Videos: Energy
Keon Jae Lee, a professor in KAIST's Department of Materials Science and Engineering, and Zhong Lin Wang, a professor in the same department at Georgia Institute of Technology, have developed new forms...
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Videos: Energy
Tyco Electronics (Harrisburg, PA) introduces a solid-state lighting (SSL) solution – the NEVALO SSL system – designed to accelerate lighting manufacturers’ transition from traditional light sources to new LED...
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News: Green Design & Manufacturing
By using nanoparticles of germanium, silicon and other materials, an interdisciplinary team of UC Davis and UC Santa Cruz researchers hope to produce solar cells far more...
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News: Energy
Electric power and electronics play an increasing role in vehicles. Currently copper is the conductive material of choice but in comparison to aluminum, it is heavy and...
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Products: Energy
Fairchild Semiconductor (San Jose, CA) has developed an optimized power MOSFET, the UniFET™ II MOSFET, which features an improved body diode, reduced switching losses, and the capability of...
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Products: Energy
iWatt, Inc. (Los Gatos, CA) released two primary-side-regulated, leading- and trailing-edge-dimmable, AC/DC Digital PWM Controllers targeting 100V/230VAC offline LED lighting applications.
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Briefs: Energy
The High Altitude Airship (HAA) has various application potential and mission scenarios that require onboard energy harvesting and power distribution systems. The power...
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Videos