Keyword: Off-board energy sources

Briefs: Electronics & Computers

Sensors have improved in terms of size, capability, and power consumption, but their deployment in remote areas is limited by battery power supplies. Using piezoelectric (PE) materials for energy...

Briefs: Electronics & Computers

A standard solar array is a flat panel configured of many individual solar cells, wired in series or parallel, depending on their junction configuration and material. Since...

Articles: Sensors/Data Acquisition

Wireless controls have been widely accepted and embraced in the industrial community. Widespread use of monitoring devices in the process industry, the deployment of RFID components in a...

Articles: Test & Measurement

The term “smart grid” is an umbrella term used to refer to new technologies that aim to address today’s electrical power grid challenges. At a high level, these technologies address challenges...

Briefs: Energy
Optical Fiber for Solar Cells

Polymeric and inorganic semiconductors offer relatively high quantum efficiencies, and are much less expensive and versatile to fabricate than non-amorphous silicon wafers. An optical fiber and cladding can be designed and fabricated to confine light for transport within ultraviolet and near-infrared media, using...

Briefs: Energy

This work describes a discontinuous or segmented mirror whose overall flatness is less dependent on the limited tension that can be supplied by the booms. A solar sail is a large, nominally...

Application Briefs: Robotics, Automation & Control
SSL 1300 commercial satellite bus
Space Systems/Loral
Palo Alto, CA
650-852-4000
www.sslmda.com

NASA continues to advance the journey to Mars through...

INSIDER: Energy

By analyzing such parameters as the force applied by key presses and the time interval between them, a new self-powered, non-mechanical, intelligent keyboard could provide a...

INSIDER: Electronics & Computers

A door has been opened to low-power off/on switches in micro-electro- mechanical systems (MEMS) and nanoelectronic devices, as well as ultrasensitive bio-sensors, with the...

Application Briefs: Motion Control

Discussions of the efficient use of energy have become more frequent in many sectors of industry. Machine tools comprise numerous motors and auxiliary components whose energy consumption can vary strongly...

Articles: Software

Imagine moving an object using only your mind. Software company Unique Logic’s Time on Task exercise makes that possible, at least on a computer screen. The game is one of the...

Briefs: Physical Sciences
Mars-Optimized Solar Cells

Commercial triple junction solar cell designs were modified in their junction thicknesses, contact grid densities, and anti-reflective (AR) coating thicknesses to better match the Mars surface solar spectrum. Resulting cells show up to approximately 8% relative improvement in efficiency under the Mars solar spectrum,...

Briefs: Software
Station Spacewalk

The Station Spacewalk game enables players to virtually conduct NASA repair work on the International Space Station, including jobs critical to help power up the space station so it can continue to operate. Players are provided with a limited quantity of oxygen during which they must complete extravehicular activities (EVAs)...

Articles: Lighting

Unlike previous lighting requirements, LED testing has become more stringent and complicated, and involves a significant number of tests for various lighting characteristics. From...

Application Briefs: Lighting

When residents of the Park Centre Casitas residential community in Mesa, Arizona, got together and hired a security company to survey the property and suggest ways to keep it...

Products: Lighting

Oriel Instruments (Bozeman, MT), a Newport Company, has introduced the LSH-7320 LED Class ABA Solar Simulator. Compared to conventional solar simulators with Xenon sources, the LED-based solar simulator provides fast...

Articles: Energy
ecovent Systems — Make Every Room the Right Temperature Dipul Patel, Yoel Kelman, Nick Lancaster, Shawn Rose, and Brian Bowen
ecovent Systems
Boston, MA...
Research News: Lighting

The most common kind of light bulb in the United States— the incandescent—is only about 5 percent efficient. The phosphorescent organic light-emitting diode, on...

Articles: Imaging

Nearly all electro-mechanical equipment becomes anomalously warm before it fails, making infrared (IR) cameras extremely effective diagnostic tools in the manufacturing environment....

Briefs: Physical Sciences
Compact Solid-State Entangled Photon Source

In the fields of quantum information, quantum optics, quantum cryptography, and quantum communications, there is a need to generate entangled photon pairs. The entangled photon pairs are described by an inseparable wave equation such that if a measurement is performed on one photon, its twin’s photon...

Application Briefs: Electronics & Computers
Circuit protection components
Littelfuse
Chicago, IL
773-628-1000
www.littelfuse.com

Circuit protection is an essential part of any electrical or...

Briefs: Electronics & Computers

Missions to Titan are severely limited in available mass and power because spacecraft have to travel over a billion miles to get there, consuming...

Articles: Imaging

Forward-facing cameras, integrated with vehicle controls, are being used to recognize pedestrians, signs, and other cars and motorcycles. Automatic brake mechanisms — often...

Briefs: Mechanical & Fluid Systems
Turbo-Brayton Converter for Fission Surface Power Applications

Producing electric power for space applications is challenging. Although short-term missions can use batteries or fuel cells, these sources are not practical for durations longer than one month. Photovoltaics become less attractive as the distance from the Sun increases, and they are...

Briefs: Mechanical & Fluid Systems

Machine vibration often originates with rotating driveline components such as rotors, gears, bearings, and fans. Such vibration is the source of unwanted noise and can be destructive to the machine. The vibration ring is a...

Briefs: Medical

The objective of this effort was to demonstrate the feasibility of using ultrasound induced neuromodulation (UNMOD) to manage pain. Pain management for acute trauma is generally...

Briefs: Electronics & Computers

Photovoltaic cell arrays are used on robotic rovers on the Mars surface, but dust accumulation on the surface of the solar cells reduces their exposure to light radiation and thus degrades their performance....

Briefs: Photonics/Optics
Solar Pumped Fiber Laser for Solar Sail Propulsion and Remote Power Transfer

A new method has been developed to create coherent laser light efficiently with direct optical coupling of the Sun’s energy into the gain medium for multiple uses. New advances in solar cell photovoltaic (PV) technologies have greatly improved their efficiencies,...

Articles: Lighting

LEDs are experiencing increasing acceptance and growth across many market segments. Part of this growth is due to new, higher-power LEDs that can be packaged in increasingly small areas. However, increased...