Nanocomp's carbon nanotube sheets are designed to act as a «Faraday cage» that can block out external static
electrical fields from sensitive circuitry.
A vertical
electrical field from dopant atoms of potassium added to the surface of a few stacked layers of phosphorene tunes the band gap of black phosphorous, possibly leading to novel electronic and optoelectronic devices.
Not exact matches
Sharks can sense
electrical fields, so theoretically the pulse would be strong enough to bother them (and drive them away
from the area), but not strong enough to harm them.
This makes me happy: By creating a small
electrical field that removes salts
from seawater, chemists have introduced a new method for the desalination of seawater that consumes less energy and is dramatically simpler than conventional techniques.
In the present case, it is important that we do not lose sight of the fact that, in reality, there is no such thing as an
electrical field that is separable
from current sources, a medium, chemical gradients, heat, gravity, and so on ad infinitum.
I've got a MSc in
Electrical Engineering, a PDEng
from TU / e Eindhoven and I'm currently working for an Italian engineering firm in the
fields of automotive and automation electronics.
Unlike conventional liquid crystals where
electrical connections on the plates create the
fields required to switch individual pixels
from light to dark, optically rewritable LCDs coat the plates with special molecules that realign in the presence of polarized light and switch the pixels.
In the new work, published June 10 in the journal Scientific Reports, Zhao, Reid and colleagues used a highly sensitive probe to measure
electrical fields in the corneas of isolated eyes
from three different lab mouse models with different types of diabetes: genetic, drug - induced and in mice fed a high - fat diet.
Thanks to Swarm's precise measurements along with those
from Champ — a mission that ended in 2010 after measuring Earth's gravity and magnetic
fields for more than 10 years — scientists have not only been able to find the magnetic
field generated by ocean tides but, remarkably, they have used this new information to image the
electrical nature of Earth's upper mantle 250 km below the ocean floor.
The project was funded by the Center for Brain Activity Mapping (CBAM) at UC San Diego and brought together experts
from multiple
fields, including neurosurgeons, neuroscientists,
electrical engineers, materials scientists and experts in systems integration.
Researchers are proposing a new technology that might control the flow of heat the way electronic devices control
electrical current, an advance that could have applications in a diverse range of
fields from electronics to textiles.
The tether changes its orbit thanks to an
electrical current flowing through the wires, which creates an electromagnetic
field that attracts the debris and pushes the net away
from Earth's geomagnetic
field.
Functional materials are those with controlled composition, size, and structure to facilitate desired interactions with light,
electrical or magnetic
fields, or chemical environment to provide unique functionality in a wide range of applications
from energy to medicine.
Power comes
from the
electrical cables buried under the surface of the road, creating magnetic
fields.
Adding a particular metal to fishing lines could create an
electrical field in seawater that would keep sharks
from stealing bait and winding up entangled themselves.
Another student conceived the idea of a flooring material that would convert kinetic energy
from rowdy football fans in the stands of the University of Maryland's stadium into
electrical energy to power the lights on the
field.
He notes that the group found that antenna deflections induced by an electrically charged honey bee wing are about 10 times the size of those that would be caused by airflow
from the wing fluttering at the same distance — a sign that
electrical fields could be an important signal.
Just last month, for example, a team reported that bumblebees may use
electrical fields to identify flowers recently visited by other insects
from those that may still hold lucrative stores of nectar and pollen.
In experiments conducted in small chambers with conductive walls that isolated the bees
from external
electrical fields, the researchers showed that a small, electrically charged wand brought close to a honey bee can cause its antennae to bend.
Piezoelectric materials can generate electricity
from a mechanical force; conversely, they also can generate a mechanical strain
from an applied
electrical field.
The idea stems
from the fact that, when a plane flies through an ambient electric
field, its external
electrical state, normally in balance, shifts.
A new study
from the Cava lab has revealed a unifying connection between seemingly unrelated materials that exhibit extreme magnetoresistance, the ability of some materials to drastically change their
electrical resistance in response to a magnetic
field, a property that could be useful in magnetic memory applications.
«The equipment currently used to measure electric
field strength has some significant downsides,» explains Andreas Kainz
from the Institute of Sensor and Actuator Systems (Faculty of
Electrical Engineering, TU Wien).
«By investigating these limits and characterizing them, you can gain quite a bit of insight about the performance of these schemes and how you can leverage tools
from other
fields, like coding theory and so forth, for designing and understanding security systems,» says Flavio du Pin Calmon, a graduate student in
electrical engineering and computer science and first author on all three Allerton papers.
Lightning results
from the
electrical fields that are created when ice particles in clouds rub together.
When a nanowire made
from a semiconductor is connected to a superconductive material, researchers see a so - called zero - bias peak in the case of certain magnetic
fields and
electrical charge.
The MESSENGER observations and data
from the two earlier Mariner 10 flybys are consistent enough to describe a dipolar
field with an active
electrical dynamo in which the magnetic
field is produced by
electrical currents flowing in an outer core of molten metal (more discussion and images
from MESSENGER's January 2008 flyby).
The high honor
from the Nuclear and Plasma Sciences Society of the Institute of
Electrical and Electronics Engineers (IEEE) recognizes outstanding contributions to research and development in the
field of fusion technology.
Many of the frontiers of fusion science exist at the extremes of the plasma state, a state of matter where gases are hot enough that electrons disassociate
from atomic nuclei (ions), forming an ensemble of ions and electrons that can conduct
electrical currents and be confined by electric and magnetic
fields.
Isolated quartz crystals, as seen today, would not have formed if the granite crust slowly cooled and solidified
from a melt — even if a strong
electrical field had been present.
Neural engineering is a cutting - edge
field that draws students
from diverse backgrounds such as bioengineering, biochemistry,
electrical engineering and applied math.
Localization of the human frontal eye
fields: anatomical and functional findings
from fMRI and intracerebral
electrical stimulation
If you get within a few feet of your pet, you can even share an
electrical field emanating
from your heart and theirs that work together in a pattern called coherence.
Plus, this will create a force
field for your
electrical body, and you will feel protected
from the elements.
The electromagnetic
fields we encounter daily come
from every day things such as power lines, radar and microwave towers, television and computer screens, motors, fluorescent lights, microwave ovens, cell phones, electric blankets, house wiring and hundreds of other common
electrical devices.
For example, students could be building a speaker
from scratch (in which amplified
electrical signals are converted into magnetic
fields) and the system would display the flow of electrons, magnetic forces or sensor values.
All the
fields from aeronautical to chemical to civil to
electrical took in 9.3 % of the freshmen, and the entirety of the Physical Sciences garnered only 3.2 % -LRB-!).
This advance is rooted primarily in advances made to the battery cell technology, which in turn stem
from the BMW Group's ever - increasing expertise in the
field of
electrical energy storage.
From Civil Engineering, Supply Chain Engineering, Computer Science Engineering,
Electrical Engineering, to Electronics and Communication, and others we have covered almost all the
fields of engineering.
The
electrical energy between Alice and Lucy crackles with kinetic menace, as Mangan turn the mood and the setting of the story into a kind of composite force
field that sucks the reader in almost instantly, like a wave of humid air blanketing you after emerging
from an air - cooled room.
I am an
Electrical Engineering expert having completed my masters
from the University of Manchester and have sufficient experience in this
field for more than seven years.
Others on the short list were poet E. Pauline Johnson; Elsie MacGill, who received an
electrical engineering degree
from the University of Toronto in 1927; Quebec suffragette Idola Saint - Jean; and 1928 Olympic medallist Fanny Rosenfeld, a track and
field athlete.
On its website, the bank says an independent committee has narrowed down the finalists to poet E. Pauline Johnson; black rights activist Viola Desmond
from Nova Scotia; Elsie MacGill, who received an
electrical engineering degree
from the University of Toronto in 1927; Quebec suffragette Idola Saint - Jean; and 1928 Olympic medallist Fanny Rosenfeld, a track and
field athlete.
Gunnar Davis is a heavy weapons specialist with an assault rifle as a primary weapon and a pistol for a secondary weapon, while his special abilities include Shockwave which sends a powerful
electrical impulse that knocks down enemies; Stasis projects a stasis
field that stops time for enemies albeit while simultaneously protecting them
from incoming fire, but could still be useful to strategically change position, finding cover or running past a large group of enemies; Barrier creates a protective energy bubble that prevents damage
from being received by Gunnar; and Storm hits enemies with a lightning strike.
As an artist working predominantly with sound, she has created a unique body of performances, installations, and sculptures based on electromagnetic
fields, a line of inquiry that stems
from a deep urge to listen to an invisible world, here the world of
electrical conduits and systems.
Students entering the Master of Engineering program in
electrical engineering are expected to have a bachelor's degree in
electrical engineering or a related
field from an accredited institution.
A chemistry professor at UC Santa Cruz, working with teams
from California, Mexico and China, has published a paper reporting a breakthrough which may improve the conversion efficiency of incoming light photons to
electrical current by as much as three times.The material developed by Jin Zhang relies on two existing technologies
from the
field of nanotechnology.
Capacitors store energy as an
electrical field, making them more efficient than standard batteries, which get their energy
from chemical reactions.
In that view, this
electrical energy is transferred
from space to the Van Allen radiation belts, where it awaits discharge to the planet's surface, and eventually to the core, in the process creating the magnetic and electric
fields which we observe to be affiliated with the Earth.
An
electrical engineer and Stanford grad, he came
from a background where technology played a role in many aspects of work only to enter the legal
field where the idea of high tech was using Microsoft Excel.