Not exact matches
According to Mercola.com, the blue
light emitted from your device, computer, or television tricks your brain into thinking it's still daylight,
so it doesn't begin melatonin production until it's dark.
The Cuddle Cub
emits a heartbeat sound and a very
light, gentle vibration when hugged,
so it reminds the little one of mommy.
Find one that
emits enough
light for you to navigate the room but not
so much that it keeps your baby awake.
This walker includes toys that
emit sounds and
lights, and as they are
so colorful and entertaining, you may rest assured that your child is going to have great fun while sitting in it.
Magnetic fields make the higher energy levels split into two new levels,
so electrons dive from two different platforms and
emit different particles of
light.
This experiment will test whether the corona
emits light at the predicted wavelengths and, if
so, how brightly.
An additional advantage is that LEDs don't
emit ultraviolet
light,
so they don't attract bugs.
Kogut's team speculates it may be a curtain of
light emitted by the earliest stars to form in the universe —
so - called Population III stars.
Boesel's team determined the appropriate angle at which the threads must be bent during weaving
so that the blue
light stays in the therapeutic wavelength range of around 470 nanometers but is
emitted onto the baby's skin, rather than staying in the fabric.
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.
He recognized that commercially available MOCVD machines could not grow indium gallium nitride films good enough to
emit light brightly,
so he set about modifying his setup.
Ideally, the electron gains
so much energy in the laser field that upon impact with the atom, a much shorter flash of
light with very high energy is
emitted — an attosecond laser pulse, with a frequency in the ultraviolet - or x-ray regime.
Here, the optical threads have particularly few cross points with the traditional thread and are bent in an ideal way
so the
light is
emitted uniformly over the skin.
«
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.
Black holes
emit no
light,
so to get the shot, the radio telescope array will focus on the hot gas circling the event horizon that surrounds the tiny target.
And each gas
emits a particular color as a result: Oxygen makes green
light at common aurora altitudes,
so that's what we see most often.
So the past few years has seen the rise of the
light -
emitting diode (LED) bulb.
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.
Exo - zodiacal dust has been warmed to room temperature by its host star,
so it glows when viewed in infrared wavelengths — that is, in infrared
light,
emitted by heated objects.
A good solar cell material
emits light very well,
so the higher the photoluminescence, the more efficient the solar cell should be.
The energy concentration is now
so high that the residual gas contained within the bubble is heated to incandescence temperatures and
emits light.
Nonetheless, the
light emitted is
so slight that very few bacteria can grow.
The fourth colony sometimes evolved «cheater» robots instead, which would
light up to tell the others that the poison was food, while they themselves rolled over to the food source and chowed down without
emitting so much as a blink.
Yet
so far, star formation historians have mostly relied on other indicators to write their histories:
light at a particular frequency that is typically
emitted when giant clouds collapse, heating up in the process and radiating away that heat in the form of specific spectral lines.
These star explosions are among the most powerful events ever observed — each one
emits so much
light that it can outshine an entire normal galaxy.
The first stars
emitted mainly optical and ultraviolet
light, which today is stretched into the infrared by the expansion of space,
so they should not contribute significantly to the CXB.
So, does it make sense to replace less - efficient bulbs with the latest
light -
emitting diodes now, or should you wait for future improvements and even lower costs?
Hoping to answer that question in 2007 on an expedition off the coast of the Bahamas, Widder set the lure
so that it glowed with a single blue
light, imitating the
light emitted by bacteria that often cover carrion on the seafloor.
So that's the setup: You want electrons to localize in quantum wells in the presence of holes to
emit light.
The expanding universe is taking these extremely distant galaxies away from us
so fast that the
light waves they
emit are being stretched out — or Doppler - shifted — into the infrared part of the spectrum.
So thirsty are theorists for new insights into black holes and relativistic processes that, with each LIGO detection, observational astronomers have leapt into action to target those enormous patches of sky, hoping to see some afterglow or other emission of electromagnetic radiation — even though by definition the resulting larger black hole should
emit no
light.
The ripples are
so large that by the time the photons detected by COBE were
emitted, the Universe was simply not old enough for a
light signal to have crossed from one side of a COBE ripple to the other.
So although not even
light can escape their gravity, black holes should
emit a faint glow.
Silk continued to adapt the microscope
so that it could, like high - end fluorescent microscopes, detect materials such as chlorophyll or fluorescent dyes, which
emit light when irradiated with specific
light wavelengths.
In fluorescence microscopy, certain specimens, such as TB bacteria, can be dyed
so that they
emit light when exposed to ultraviolet radiation.
Later, the relationship between the
light emitted by the crystal and the deposited energy in analyzed,
so that the precise dose the patient will receive is known.
Dark matter's presence has for decades been inferred from its gravitational effects on large - scale structures such as galaxy clusters, but because it does not interact much with ordinary matter and does not
emit or absorb
light — hence the «dark» moniker — it has
so far proved impossible to observe firsthand.
Dark matter,
so known because it refuses to
emit or interact with
light in a way that we can see, is nearly six times as prevalent as ordinary matter.
And,
so with the right equipment, doctors would be able to see the
light -
emitting molecules and know that staph are raging there.
If that's right, all five planets lie closer to their star than Mars does to ours; however, Tau Ceti
emits only 45 % as much
light as the sun,
so each planet receives less warmth than a planet would at the same distance from our sun.
The
emitted light is related to metabolism,
so future cameras might be able to spot problems related to metabolic conditions.
Most
light from meteors comes from spectral lines
emitted by the elements they contain,
so the impacts may be easiest to see though filters which isolate those lines.
Flexible monitors and glowing wall paper made of organic
light emitting diodes,
so - called OLEDs, are in rapid development.
So for their current study, Bao's team decided to send the electronic pulses coming from the touch sensors to a
light emitting diode, which converted them into a stream of pulses of blue
light.
The latter is significantly more difficult to achieve, which contributes to why the researchers» accomplishment in showing that the new iron molecule
emits orange
light is
so important.
So Yin and his colleagues built a material that does exactly that: reflects visible
light, but also
emits infrared wavelengths.
That might sound a little counter-intuitive because lasers are very narrow when they are first
emitted, but if that
light travels across many
light - years that beam widens significantly, and
so the beam width can be on the order of tens of millions of kilometers across or more, and
so any planet lying within that beam would be unable to see our transit.»
Various elements
emit light at specific EUV and X-ray wavelengths depending on their temperature,
so by observing in several different wavelengths, a picture of the complete temperature structure of the corona can be made.
The photons
emitted by such explosions, traveling at the speed of
light, or about 300,000 kilometers per second, can still take billions of years to reach Earth, covering distances
so vast it exceeds human comprehension.
So that comes to things like efficiency, things like [
light -
emitting diodes, or LEDs], where the cost drop has been incredible.