You can recharge its lithium - ion battery that continues to
emit light for three hours.
On the basis of this information, they designed and synthesized five carbonyl - containing aromatic molecules that stay excited and
emit light for up to 230 milliseconds.
Located below the edge of the engine hood is a narrow LED light guide that
emits the light for the dynamic turn signals and the daytime running lights.
Not exact matches
While TV purists take solace in the emergence of organic
light -
emitting diode (OLED) TV displays, plasma takes its place among Betamax, HD - DVD, Sega and other arguably superior formats that eventually lost out to consumer demands
for convenience and a low price.
With more than 225 employees in three countries, Lumenpulse works with architects, electrical engineers and
lighting designers to develop specification
light -
emitting diode, or LED,
lighting for commercial, institutional and urban applications.
The screen uses a technology called POLED, which stands
for «plastic organic
light emitting diodes,» and some users have been complaining about its dull color reproduction and alleged blue tint.
The world's largest smartphone maker is creating two models using organic
light -
emitting diode (OLED) screens
for 2017 in modest quantities to test market reaction, the Korean tech site ET News reported on Thursday citing anonymous sources.
Fujifilm Corporation and nano - electronics research institute imec have demonstrated full - color organic
light -
emitting diodes (OLED) by using their jointly - developed photoresist technology
for organic semiconductors, a technology...
LED (
light emitting diode) lamps
for automotive applications seem to be taking off like a wildfire lately with even some of the least expensive econo - boxes sporting this high - tech...
The resulting theory, though founded on quite different principles and developed in an independent fashion from Einstein's theory, nevertheless gives predictions that are identical to the latter's, within observable limits,
for each of the four classic tests of gravitational theories (i.e., precession of the perihelion of Mercury, redshift of
light emitted by a massive body, the bending of
light - beams in a strong gravitational field, and the apparent slowing of the speed of
light propagation near massive bodies).
Hansen's assessment is simple: we need, as a planet, to be
emitting less carbon dioxide inside of ten years — an enormous task given that China and India are finally beginning to use power in appreciable quantities (and not
for luxuries but
for the second
light bulb or first refrigerator in a house).
Find one that
emits enough
light for you to navigate the room but not so much that it keeps your baby awake.
-- especially the blue wavelengths of
light emitted by many
light bulbs and electronic screens — is particularly bad
for sleep.
Toys like this
emit a little bit of
light, and play soothing lullabies
for a few minutes.
Toys designed to
emit light rays against the wall can help turn your baby's room into a fun and exciting scene that will keep him dazzled
for hours.
Studies have shown that the
light emitted from electronics can overstimulate the brain and make it harder
for your baby to fall asleep and stay asleep.
In recent months, state agencies have been approving millions of dollars in grants and loans
for tech parks outside of Utica and Buffalo to help them attract manufacturers from the semiconductor industry, which covers everything from computer chips to solar panels and
light emitting diodes.
These molecules initially comprise just a small fraction of the gas, but they can absorb heat from the surrounding gas and get rid of it by
emitting light, thereby cooling the cloud enough
for stars to form.
A Giant Galactic Ghost Intrigued by faint blurs on old photographic plates of the Virgo galaxy cluster, a nearby region teeming with galaxies, Oregon's Bothun and colleagues wondered if the apparitions might be smallish galaxies with «low surface brightness» — astronomer - speak
for emitting less
light per unit area than typical galaxies.
The innovative thing about OLEDs (
for organic
light -
emitting diodes) is that lots of tiny OLEDs can be «printed» onto a single big sheet, allowing engineers to make a digital display that uses less power than a plasma screen and offers higher contrast, a wider range of viewing angles, and richer colors than an LCD screen.
One of the reasons this made it as our pick
for one of the top LED grow
lights is because it has veg / bloom switches that adjust the
light spectrum being produced by the LEDs, optimizing the
emitted light to encourage plants to flower or fruit.
This diffuser is perfect
for long days, as it
emits a calming
light and mist that can help remind you to take a deep breath and continue with the day.
The research group there included one of us (Nakamura), who had just received the Millennium Technology Prize
for creating the first
light -
emitting diodes (LEDs) that
emit bright blue
light.
These include more sensitive mass spectrometry
for detecting, identifying and quantifying protein molecules, electron microscopy
for visualizing an assortment of components of the nano - machine that transports toxins, and fluorescence confocal microscopy, which can label proteins with
light emitting dyes.
MOCVD was then emerging as the technology of choice
for producing exotic semiconductors, such as the ones capable of
emitting blue
light.
For starters, the bandage's not - so - secret key ingredient is phosphors — molecules that absorb
light and then
emit it via a process known as phosphorescence.
Isamu Akasaki, Hiroshi Amano and Shuji Nakamura won the 2014 physics prize
for the invention of the blue
light —
emitting diode
For this, Nakamura had to teach himself how to do liquid - phase epitaxy, the technology commonly used to grow the
light -
emitting semiconductor layer on a substrate.
For future clinical applications, the pajamas will only
emit their blue
light inward, directly onto the child's skin.
A
light -
emitting - diode replacement
for 100 - watt bulbs is expected to reach market this year; dimmer LEDs are already available.
Mentuch analysed 88 remote galaxies whose
light was
emitted when the universe was between a quarter and half its current age — making them far too remote
for their stars to be seen individually.
«
For years, people were just throwing away that base current, and it was dissipated as heat,» says Holonyak, who invented the first practical
light -
emitting diode 44 years ago.
«So if you want a material that will
emit pure blue laser
light for an LCD screen, instead of going in the laboratory and trying to figure out what combination of gallium, arsenic, aluminum, and three other components would give you the best blue
light, you can make thousands of combinations of those components and automatically test each one to see which is the best,» says Johnson.
The technique could be used as a detection sensor
for hydrogen or oxygen gases as well as
for property controls of organic semiconductors and organic
light emitting diodes (OLEDs).
Black holes,
for instance, are infamously impossible to observe directly; they
emit no
light.
This will require painstakingly firing lasers of different frequencies at the trapped ions, watching
for when they
emit light.
The «H» in HERA stands
for hydrogen, and the instrument's antennas are tuned to detected a wavelength of
light emitted by hydrogen atoms.
For example, it was predicted to absorb
light in the near - UV and blue region and have high photoluminescence, which is the material's ability to
emit light when excited by a higher energy
light source.
In cooperation with Dr. Peter Schmidt of Philips Technologie GmbH in Aachen, a team of researchers led by Prof. Dr. Wolfgang Schnick, who holds the Chair of Inorganic Solid - State Chemistry at LMU Munich, has developed a new material
for application in
light -
emitting diodes (LEDs).
The telescope looked
for swirls in the cosmic microwave background (CMB), the earliest
light emitted in the universe, roughly 380,000 years after the big bang.
Isamu Akasaki, Hiroshi Amano and Shuji Nakamura were awarded the Nobel Prize in Physics
for «the invention of efficient blue
light -
emitting diodes, which has enabled bright and energy - saving white
light sources.»
But they
emit a broad spectrum of
light, including blue - rich
light, which is particularly bad
for astronomy.
As a result,
light -
emitting diodes (LEDs) have become the
light source of choice
for the foreseeable future.
For example,
light -
emitting diodes, as they become more power efficient, are rapidly replacing conventional
light bulbs.
Standard lasers are actually not useful
for secure communication because they
emit what is called «classical»
light.
The scientists attached each half of the luciferase to two proteins of interest so that if the proteins associate
for any period of time, luciferase's two halves are brought together and
emit light.
Polymers that are well - suited
for use in organic
light -
emitting diodes play a central role in the new research findings.
Emitted in a distant galaxy when multicellular life was just beginning to populate Earth, the waves traveled at the speed of
light for more than a billion years to at last wash over our planet last September, taking just seven milliseconds to traverse the distance between LIGO's twin listening stations in Louisiana and Washington State.
For humans, the most worrisome insights revealed by the atlas are the effects of an ongoing shift to
light -
emitting diodes — LEDs — as sources of outdoor
light over older incandescent illumination.
For example, more
light is
emitted by affluent regions in Albania than by similar regions in Liberia, which means that differences between countries have to be taken into account.