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Since MIT spinout Atlas Devices’ flagship product, the Atlas Powered Rope Ascender (APA), first hit the market in 2007, it’s been touted as a real-world version of Batman’s famed utility-belt...
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Question of the Week
Are Driverless Cars Safer?
Major car companies have showcased their latest prototypes at this month's International Consumer Electronics Show. BMW and Audi, for example, unveiled their driverless car technology and conducted demonstrations. Researchers and makers of driverless cars say the technology will be far safer than people-driven vehicles...
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Electrical Generator Harnesses Power of Evaporating Water
A new type of electrical generator uses bacterial spores to harness the untapped power of evaporating water, according to research conducted at the Wyss Institute of Biologically Inspired Engineering at Harvard University. Its developers foresee electrical generators driven by changes in...
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Researchers Create 3D-Printed Soil
Soil scientists at Abertay University are using 3D printing technology to find out, for the very first time, exactly what is going on in the world beneath our feet.The detailed plastic cubes are replicas of the structure of the soil, and are being used by the scientists as experimental systems in the lab.By...
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Research Develop 'E-Whisker' Tactile Sensors
Researchers with Berkeley Lab and the University of California (UC) Berkeley have created tactile sensors from composite films of carbon nanotubes and silver nanoparticles similar to the highly sensitive whiskers of cats and rats. The new e-whiskers respond to pressure as slight as a single Pascal, about...
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Carbon Nanotube Sponge Improves Water Clean-Up
Carbon nanotube (CNT) sponges, uniquely doped with sulphur, demonstrated a high capacity to absorb both wastewater and oil, potentially opening up the possibility of using the material in industrial accidents and oil spill clean-ups.CNTs are hollow cylindrical structures composed of a single sheet of...
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Bio-Bots Swim by Themselves
Engineers developed the first tiny, synthetic machines that can swim by themselves, powered by beating heart cells.The bio-bots are modeled after single-celled creatures with long tails called flagella – for example, sperm. The researchers begin by creating the body of the bio-bot from a flexible polymer. Then they...
Question of the Week
Will 'Digital Guardians' Improve Security?
In December of 2013, IBM predicted that "in five years, each of us could be protected with our own digital guardian that will become trained to focus on the people and items it is entrusted with, offering a new level of identity theft protection." A program, for example, can learn your online habits to...
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Engineers Create Light-Activated ‘Curtains’
A new development by researchers at the University of California, Berkeley, could lead to curtains and other materials that move in response to light, no batteries needed.A team led by Ali Javey, associate professor of electrical engineering and computer sciences, layered carbon nanotubes –...
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Arm Sensors 'Read' Muscle Movements
Using arm sensors that can “read” a person’s muscle movements, Georgia Institute of Technology researchers have created a control system that makes robots more intelligent. The sensors send information to the robot, allowing it to anticipate a human’s movements and correct its own. The system is intended...
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Building ‘Belt’ Repairs Earthquake Damage
A ‘belt’ technology offers cheap and quick repair of earthquake-damaged buildings.Metal straps are wrapped around each floor of the building, and the straps are then tensioned either by hand or using compressed air tools. The technology is designed for use on reinforced concrete frame buildings –...
News: Energy
Micro-Windmills Recharge Cell Phones
A UT Arlington research associate and electrical engineering professor have designed a micro-windmill that generates wind energy. The technology may improve cell phone batteries constantly in need of recharging and home energy generation where large windmills are not preferred.Smitha Rao and J.-C. Chiao designed...
Question of the Week
Can Personalized Cognitive Technology Improve Education?
In December of 2013, IBM predicted that cloud-based cognitive technology would personalize education for students within five years. IBM is already testing out the idea in a Georgia public school district serving 170,000 students. Known as Personalized Education Through Analytics on Learning...
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Electronic tongues can become an ally of the wine grower by measuring the detailed degree of maturation and improving competitiveness. Researchers at the Polytechnic University of Valencia applied...
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News
NASA completed a series of high-tech can-crushing tests involving an enormous fuel tank crumbling under the pressure of almost a million pounds of force, all in the name of building lighter,...
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News
Laser Doping Method Enables New Infrared Imaging Systems
A new system developed by researchers at five institutions, including MIT, could eliminate many the limitations on infrared light detectors. Infrared detectors could form imaging arrays for security systems, or solar cells that harness a broader range of sunlight’s energy. The new...
News: Semiconductors & ICs
Engineers Create Transparent Semiconductors
Teams from Stanford and the University of Nebraska-Lincoln have collaborated to make thin, transparent semiconductors that could become the foundation for cheap, high-performance displays.The researchers used their new process to make organic thin-film transistors with electronic characteristics...
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'Vapor Nanobubble' Technology Detects Malaria
Rice University researchers have developed a noninvasive technology that accurately detects low levels of malaria infection through the skin in seconds with a laser scanner. The “vapor nanobubble” technology requires no dyes or diagnostic chemicals, and there is no need to draw blood. The new...
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Graphene Nano-Ribbons De-Ice Radar Domes
Bulky radar domes (known as “radomes”) like those seen on military ships keep ice and freezing rain from forming directly on antennas. The domes themselves, however, must also be kept clear of ice that could damage them or make them unstable.Ribbons of ultrathin graphene, combined with polyurethane paint...
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NASA Demo Expands Broadband Capabilities
The completion of the 30-day Lunar Laser Communication Demonstration, or LLCD, mission has revealed that the possibility of expanding broadband capabilities in space using laser communications is as bright as expected.Hosted aboard the Lunar Atmosphere and Dust Environment Explorer known as LADEE, for its...
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Nano-Antennas Enable Networks of Tiny Machines
With antennas made from conventional materials like copper, communication between low-power nano-machines would be virtually impossible. By taking advantage of the unique electronic properties of graphene, however, researchers now believe they’re on track to connect devices powered by small amounts...
Articles: Photonics/Optics
Traditionally, spacecraft maneuvering is performed by onboard particle- based thrusters, such as ion thrusters, with a limited amount of fuel that restricts lifetime and V capability. In...
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Application Briefs: Photonics/Optics
Solar technologies are all measured and specified under standard test conditions. The conditions state that the solar panel be tested at 25°C and be subjected to 1000 W/m2...
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Briefs: Photonics/Optics
V-Assembly Dual-Head Efficiency Resonator (VADER) Laser Transmitter
A complete demonstration breadboard unit for advanced development as a high-TRL (technology readiness level) system has been constructed and characterized. Infusion of several new component technologies, such as ceramic:YAG material and high-power laser diode arrays (LDAs),...
Briefs: Physical Sciences
Twin Head Efficient Oscillator Development for the ACE Multi- Beam Lidar and 3D-Winds
The Twin Head Efficient Oscillator (THEO) concept uses a pair of smaller, identical laser pump modules, oriented to remove asymmetrical thermo-optical effects typical in single-slab lasers such as HOMER (High Output Maximum Efficiency Resonator), MLA (Mercury...
Briefs: Photonics/Optics
Planetary Polarization Nephelometer
Aerosols in planetary atmospheres have a significant impact on the energy balance of the planets, yet are often poorly characterized. An in situ instrument was developed that would provide more diagnostic information on the nature of aerosols it encountered if deployed on a planetary descent probe. Previous probe...
Briefs: Photonics/Optics
GaSb-Based Diode Lasers for Remote Detection of Carbon Dioxide
Monolithic ridge-waveguide GaSbbased diode lasers were fabricated with a second-order, laterally etched Bragg grating to generate single-mode emission from InGaAsSb/AlGaAsSb multiquantum- well structures. In this design, the monolithic Type-I GaSb-based diode lasers use grating...
Briefs: Physical Sciences
Optical Tunable-Based Transmitter for Multiple High-Frequency Bands
The purpose of this innovation is to be able to deliver, individually or simultaneously, multiple microwave high-frequency bands including, but not limited to, L (1.5 GHz), C (7 GHz), X (8.4 GHz), Ku (14.5 GHz), Ka (32 GHz), and Q (38 GHz) frequencies at high data rates and with...
Briefs: Photonics/Optics
A High-Repetition-Rate Seeded Optical Fiber Amplifier (SOFiA) for the LIST Mission and Next-Generation Satellite Laser Ranging
A document describes a fiber/solid-state hybrid seeded regenerative amplifier capable of achieving high output energy with tunable pulse widths for satellite laser ranging (SLR) applications. The diode-pumped solid-state...

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