Sentences with phrase «electrical devices for»

Worked with an electrical crew in charge with installing and operating electrical devices for obtaining special light effects, such as forests burning or ocean waves

In its 6th year ~ people around the world are being asked to shut off electric lights and other electrical devices for one hour on March 31st.

Not exact matches

«There is enormous pressure when a missile reenters the atmosphere... If (electrical) circuits break and a trigger device fails to detonate nuclear fuel, you can imagine that only some twisted metal will fall on Alaska or Hawaii, even if North Korea fires missiles at them,» said Kim Dong - yub, an analyst at Seoul's Institute for Far Eastern Studies.

Medical device giant Medtronic has received FDA clearance for its latest non-medication pain treatment: Intellis, a system which stimulates the spinal cord with electrical impulses to block pain messages from making it to the brain.

«We designed it to eliminate the need for clean - room facilities and trained personnel to fabricate such a device,» said Rahim Esfandyarpour, an electrical engineer who authored a new study on the chip, adding that a single chip can be made in just 20 minutes.

Pleased But Not Satisfied and an article on Sir Alex Ferguson «I like to have at least one key book and one print article to read for takeoffs and landings, when you [are asked] to shut down your electrical devices.

The Greene Turtle is not responsible for interrupted or unavailable network server or other connections, miscommunications, computer transmissions or jumbled, scrambled or misdirected transmissions, or for electrical, network, computer or mobile device hardware or software or program or application malfunctions, failures or difficulties or for other errors, omissions interruptions or deletions of any kind whether human, mechanical or electronic or for any damage to any person's computer or mobile device related to participating in the Turtle Rewards program.

You should try to position your baby's crib away from electrical outlets, especially those with active cords for lamps, night lights, or other devices.

Fire anxiety — Quality vaporizers are generally pretty safe, but having an electrical heating device in your home can be a source of anxiety for parents, ie, worrying about fires.

And check this out: the CORE features an electrical cord access port that is closable when not in use, so you can use a space heater or charging device for your electronics easily inside your tent!

Nearly all mass market devices rely on microchips of the chemical element silicon, on which manufacturers etch ever smaller transistors — essentially electrical switches that can be used to fashion logic circuits for computers.

In addition to being light and flexible, it can extract electrical energy from human blood and sweat, making the device potentially usable as a power source for tiny medical devices inside the human body.

«Right now, we're in the range of tens to hundreds of microamperes [the basic unit for measuring an electrical current], which is too low to power most electronic devices,» Guha said.

The new system is also designed to allow a PHEV to use its battery as an energy storage device, enabling the car to hold electrical energy in the battery while the grid has surplus power (during off - peak hours, for example) and contribute its surplus energy back to the grid when the latter needs more power to meet peak demand, Su says.

For several years, a team of researchers at The University of Texas at Dallas has investigated various materials in search of those whose electrical properties might make them suitable for small, energy - efficient transistors to power next - generation electronic devicFor several years, a team of researchers at The University of Texas at Dallas has investigated various materials in search of those whose electrical properties might make them suitable for small, energy - efficient transistors to power next - generation electronic devicfor small, energy - efficient transistors to power next - generation electronic devices.

In addition, the flexible piezoelectric nanogenerator could also be utilized as an electrical source for various implantable medical devices.»

NiO is a promising material for spintronic devices, where signals are transmitted not by electrical currents but rather by spin waves, consisting of propagating disturbances in the ordering of magnetic materials, in a domino - like fashion.

High electrical conductivity and large accessible surface area, which are required for ideal electrode materials in energy devices, are opposed to each other in current materials.

Avoiding electrical currents, spintronic devices have a potential for ultra-fast and low - energy - dissipation operation.

«This provides another handle on how material properties can be tuned or controlled for practical applications in devices based on electrical and magnetic properties.»

The creation of neural dust at Berkeley, led by Maharbiz and Jose Carmena, a Berkeley professor of electrical engineering and computer sciences and a member of the Helen Wills Neuroscience Institute, has opened the door for wireless communication to the brain and peripheral nervous system through tiny implantable devices inside the body that are powered by ultrasound.

The team tested the electrical properties of the device and found that regions within the quantum dots exhibited zero conductance and a stable electron number — both highly desirable traits for quantum computing.

That, however, is just «one piece of the puzzle,» Chen says: In order to be useful for thermoelectric devices, a material must combine low thermal conductivity with high electrical conductivity.

The microclimate has been recorded with various wireless monitoring systems, including the use of balloons to elevate the sensors, together with infrared thermography, hygrometry and electrical resistivity devices to measure the two critical parameters for conservation: temperature and humidity.

Since the EU banned lead (see Uncovering the hazards in our electronic gadgets) from electrical devices in 2006, scientists and manufacturers have been scrambling to find alternatives to key materials that depend on the toxic metal for their function.

The ingenious device he employed for measuring G, called a torsion balance, had been built by the clergyman and amateur naturalist John Michell and was invented simultaneously by the French electrical pioneer Charles Coulomb, but in Cavendish's skillful hands it revolutionized the science of precision measurements.

We are also dedicated not only to enabling control over computers or robotic assistive devices, but — for people with spinal cord injury or stroke — working toward the goal of reconnecting brain to limb, allowing the powerful intracortical signals to activate fully implanted functional electrical stimulation devices, and re-enabling intuitive movement of one's own arm and hand.»

A similar premise underlies one of Heller's prior inventions: a small device, ideal for diabetics, that instantly indicates blood - sugar levels with an electrical signal.

Pollino's modeling suggests optimal sizes for two key components of rocking steel - based frames: viscous damping devices, which are akin to shock absorbers, and steel - yielding devices, which have been likened to electrical fuses because they limit the amount of force transferred to the rest of the structure.

«Speech input will become a natural interface for many wearable applications and intelligent devices,» says Anantha Chandrakasan, the Vannevar Bush Professor of Electrical Engineering and Computer Science at MIT, whose group developed the new chip.

Furthermore, the scientists proved the device's mechanical durability through repeated bending and stretching, exceeding 10,000 times, of a conductor attached on the forefinger; they also established its reliability as an electrode for electromyogram recordings when its readings of the electrical activity of muscles were comparable to those obtained through conventional gel electrodes.

Last year, Albert Polman at the FOM Institute for Atomic and Molecular Physics in Amsterdam and Nader Engheta, an electrical engineer at the University of Pennsylvania, developed a tiny waveguide device in which light waves of a single wavelength also achieved epsilon - near - zero.

The device is thought to modulate electrical activity in the circuitry of the dysfunctional brain, explains Oxford University neurosurgeon Tipu Aziz, who is exploring DBS as a treatment for cluster headaches.

Currently, they are manufactured using indium tin oxide (ITO), which has the advantage of excellent electrical conductive properties but the disadvantage of poor flexibility, making it unsuitable for wearable devices.

Researchers have invented a new trick for making electrical devices from nanoscale wires ¿ blowing bubbles.

«Our work has fundamental contributions by introducing electrical bias as a way to control the phase of an active material, and by laying the basic scientific groundwork for such novel energy and information processing devices,» Yildiz adds.

For ultrafast operation of such nano - devices, generation of spin current in picoseconds — one trillionth of a second — a time - scale that is difficult to achieve using electrical circuits, is highly desired,» Cahill added.

Halas, Rice's Stanley C. Moore Professor of Electrical and Computer Engineering and professor of chemistry, bioengineering, physics and astronomy, and materials science and nanoengineering, said hot electrons are particularly interesting for solar - energy applications because they can be used to create devices that produce direct current or to drive chemical reactions on otherwise inert metal surfaces.

Their work has implications for the development of novel electronic devices, such as photo sensors that convert light into electrical energy.

Medical therapies, airplanes and electrical devices are tested by independent entities before they can be used routinely: the public demands that this be done and takes for granted that it has occurred.

For example, the Internal Revenue Service will revamp its facility in Andover, Md., to reduce energy use by more than 25 percent through light monitors, rooftop photovoltaic solar cells, efficient electrical devices, and a geothermal heating and cooling system.

Compared to currently approved treatment using an electrical cord connected at an abdominal site, this new method has a low risk of developing infectious diseases due to the power cable behind the ear and is anticipated to improve patients» quality of life; for example, patients with this new device can soak in a bathtub as most Japanese people do when taking a bath.

These findings, which will be published online Aug. 18 in Proceedings of the National Academy of Sciences, could help identify important brain circuits involved in stroke recovery and usher in new clinical therapies for stroke, including the placement of electrical brain - stimulating devices similar to those used for treating Parkinson's disease, chronic pain and epilepsy.

These predictions, which were verified by comparisons with high - resolution microscopic images of real molecules on metal surfaces, may lead to controlled, large - scale fabrication of tiny electrical wires and other nanomaterials for future devices.

Now, for the first time, a team of scientists led by Professor Simon Schultz and Dr Luca Annecchino at Imperial College London has developed a robot and computer programme that can guide tiny measuring devices called micropipettes to specific neurons in the brains of live mice and record electrical currents, all without human intervention.

In the journal Applied Physics Letters, which is produced by AIP Publishing, the scientists describe the theoretical framework for an acoustic diode — a device that achieves a one - way transmission of sound waves much the same as an electrical diode controls the one - way transmission of electrical impulses.

To be any use as a material for making optoelectronic devices, porous silicon has to be made to luminesce in reponse to electrical excitation, and researchers are already making progress towards this goal.

The findings could have significant implications for the development of brain - computer interfaces and neuro - prosthetics, which would allow a person to control a prosthetic device by tapping into the electrical activity of their brain.

The device needed kick - starting with a short burst of radio waves, but was then able to use the electrical gradient running across the membrane to sustain the transmitter for up to five hours.

This would be extremely beneficial for the Internet of Things (IOT), where every electrical and electronic device is connected to the Internet through a smart chip.