But like a dynamic driver, that diaphragm contains extremely thin wires
with electrical current flowing through it, which regulates its back - and - forth vibration.
are caused by contact
with an electrical current, which can occur when active electrical wires are exposed to water, from a charge out of an electrical socket, or lightning.
Rather, its narrative is a compilation of external observations of human behavior, the curator's ongoing personal quest to achieve homeostasis, the notebooks of French philosopher Albert Camus, the musings of British psychoanalytical writer Adam Phillips, and even a recent study finding that, to an overwhelming degree, people would rather shock
themselves with an electrical current than sit in quiet contemplation for even 15 minutes.
In the process, the donor cells are merged with egg cells extracted from other dogs, zapped
with an electrical current to spur splitting, then implanted in more dogs who serve as surrogates, carrying the embryos to pregnancy.
With an electrical current, the diode emits a bright light around the small bulb.
A man is shocked
with an electrical current, smashed behind a door and later falls from a balcony.
Because you can also do some less, you can do some like anti-inflammation things
with the electrical current to that are profound.
Although other research has demonstrated that brain stimulation
with electrical current or electromagnetic waves can affect brain activity, it's remained controversial because it's not been reproducible.
Then, in an attempt to confirm a hypothesis that lightning may have triggered the origin of life, they zapped the mixture
with an electrical current.
UNSW Sydney chemists have invented a new, cheap catalyst for splitting water
with an electrical current to efficiently produce clean hydrogen fuel.
Holonyak's team at the University of Illinois at Urbana - Champaign devised a transistor that is also an ultratiny laser, producing a narrow beam of light simultaneously
with electrical current.
When driven
with electrical current, electrons and positively charged holes become confined in the dots and recombine to emit light — a property that can be exploited to make lasers.
Well, for starters, most panko is made from a simple white bread (which is cooked
with electrical currents, so it doesn't develop a crust).
Not exact matches
The basics: It can be charged
with a DC or AC
electrical current, and can fully charge in 50 minutes when hooked up to a DC
current outputting 150 kW.
Each element is activated by an
electrical current which, when applied, heats the ink in contact
with the element.
New research from an international group led by Min Zhao, professor of ophthalmology and of dermatology at the University of California, Davis, shows that, in animal models of diabetes, slow healing is associated
with weaker
electrical currents in wounds.
If the sight of the
current between the prongs and the loud
electrical sound don't scare away an attacker, you can simply touch them
with it and send a jolt through his or her body.
Superconductors are materials that, when chilled, allow
electrical current to flow freely,
with zero resistance.
«The key to this metamaterial and metadevice is vanadium dioxide, a phase change crystal
with a phase transition that is triggered by temperatures created by an electric
current,» said Lei Kang, research associate in
electrical engineering, Penn State.
Using
electrical measurements he collected during the eel attacks, Catania came up
with an equation to estimate the amount of electric
current flowing from the eel into his arm.
A major change in the magnetic field would have wide - reaching ramifications; the magnetic field stimulates
currents in anything
with long wires, including the
electrical grid.
The internal resistance, or opposition to
electrical current flow, may be different for a human arm than for an animal
with scales or fur, like a crocodile or a dog, Catania notes.
Catania placed his arm in a tank
with a 40 - centimeter - long electric eel (relatively small as eels go) and determined, in amperes, the
electrical current that flowed into him when the eel struck.
«One way to know is by understanding how electrons move around in these materials so we can develop new ways of manipulating them — for example,
with light instead of
electrical current as conventional computers do.»
In Vader's device, an electrically - pulsed magnetic field permeates liquid metal in an ejection chamber and creates circulating
electrical currents that interact
with the magnetic field to produce a pressure that squeezes a droplet out of the ejector nozzle.
Before the collision could happen, as scientists were trying to ramp up the
current and energy, something went wrong
with a connection of the bus bar between magnets, creating an
electrical arc that punctured the helium enclosure and caused large quantities of liquid helium to be released (helium is necessary to cool the superconducting magnets that guide the beams around the ring).
The same thing happens
with temperature flows where the
current goes from the hotter body to the colder one, or in
electrical systems.
This study will include 36 people
with spinal cord injuries who will be treated
with epidural stimulation — a technique in which a device is used to apply
electrical current to the spinal cord.
They first isolated a buckyball on a metal surface
with a scanning tunneling microscope (STM), which images the atomic contours of a surface by measuring changes in the
electrical current that travels between the surface and an ultrasharp tip that scans across it.
The protons then react
with oxygen to generate
electrical current.
They will design improved cluster systems
with better
electrical performances (e.g. higher on / off
current ratio, different accessible states), and increase the number of atoms in the cluster core while maintaining the atomic precision and uniformity of the compound.
Researchers have found a way to trigger the innate, but previously hidden, ability of graphene to act as a superconductor — meaning that it can be made to carry an
electrical current with zero resistance.
Sensors made
with atomically thin layers of MoS2 revealed better selectivity to certain gases owing to the electron energy band gap in this material, which resulted in strong suppression of
electrical current upon exposure to some of the gases.
In the recessive deafness model, gene therapy
with TMC1 restored the ability of sensory hair cells to respond to sound — producing a measurable
electrical current — and also restored activity in the auditory portion of the brainstem.
When superconducting materials are cooled, they can carry a
current with zero
electrical resistance without losing any energy.
That contrasts sharply
with other ephemeral events at similar altitudes, which glimmer into being when
electrical current travels upward from lightning clouds at altitudes of about 10 km.
«However, we envision that in some magnetic materials, the
electrical current could flow
with little or no resistance in a direction parallel
with the material's internal magnetic field.
Electrical current is injected into the device, tunnelling from single - layer graphene, through few - layer boron nitride acting as a tunnel barrier, and into the mono - or bi-layer TMD material, such as tungsten diselenide (WSe2), where electrons recombine
with holes to emit single photons.
Creating an
electrical current with a gas is possible in part because when gas strikes an inclined surface, it produces a pressure gradient, similar to the effect that keeps airplanes in the air.
People who received
electrical current with an oscillation frequency of 40 Hz were lucid in more than 70 % of their reported dreams, the team reports online today in Nature Neuroscience.
While his approach is grounded in
current human clinical practice
with surface recording arrays, the large scale and requirements of the NESD program require a dramatic departure from prior
electrical approaches to brain interfaces.
Researchers have shown that certain superconductors — materials that carry
electrical current with zero resistance at very low temperatures — can also carry
currents of «spin».
By testing cycling time to task failure (TTF) in a group of 12 active participants in a placebo controlled study, Dr Mauger discovered that stimulating the brain by passing a mild
electrical current (transcranial direct
current stimulation or tDCS) over the scalp to stimulate it increased the activity of the area associated
with muscle contraction.
The principle is the same as a lightbulb, but
with more
electrical current involved.
Their analysis unraveled the structural origin of the simultaneous enhancement of two superconducting properties of the iron - based superconductor: the temperature at which the material becomes able to conduct
electrical current with no energy loss and the amount of
current the material can carry without losing this ability.
Now, a team of scientists has come up
with a way to double the amount of
electrical current an iron - based material can carry without losing its superconducting properties, while increasing the material's critical temperature.
The ideal TE material combines high
electrical conductivity, allowing the
current to flow,
with low thermal conductivity, which prevents the temperature gradient from evening out.
With their
current work, the MIT researchers have enabled the control of the phase and
electrical properties of this class of materials in a practical way, by applying an
electrical charge.
The cells» size made it easier to measure
electrical currents across an ORC's outer membrane by puncturing it
with a thin glass tube called a micropipette.
In the new report published in Nature Materials, the Los Alamos team demonstrates that using their «designer» quantum dots, they can achieve light amplification in a nanocrystal solid
with direct -
current electrical pumping.