light source

Light source

Ambient light (22)
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Beam of light (73)
Blue light (86)
Bright light (14)
Coherent light (12)
Efficient light (20)
Fluorescent light (11)
Green light (27)
Incandescent light (19)
Infrared light (120)
Light (2049)
Light absorption (27)
Light detector (25)
Light pulse (65)
Light scattering (20)
Light signal (21)
Light source (179)
Light switch (8)
Natural light (9)
Optical microscope (40)
Organic light (5)
Red light (35)
Reflected light (32)
Scattered light (24)
Shining light (8)
Ultraviolet light (143)
Visible light (169)
White light (27)

'We can overcome this problem by bonding III-V material, necessary for active light sources, onto a silicon wafer and then coprocessing the two,

while at the same time we now can integrate active light sources directly onto silicon.''Commenting on the results, CEA-Leti France Photonics Program Manager,

During DOT scans, the subject wears a cap composed of many light sources and sensors connected to cables.

and the Advanced Light source at Lawrence Berkeley. ithout that it s hard to get insight about the structureyu says. hat benefits us tremendously. his knowledge will serve as a foundation from

and Technology Canadian Light source Inc. and University of Tennessee contributed to the study. Principal funding came from by the Global climate and Energy project the Precourt Institute for Energy at Stanford and by the US Department of energy.

Using the Advanced Light source at Lawrence Berkeley National Laboratory engineers and geologists examined the fine-scale structure of Roman concrete.

The research team also included scientists at Fudan University in Shanghai, the Chinese Academy of Sciences and Diamond Light source.

"An image of A q shape carved in relief on the glass surface is obtained with better visibility than with a classical light source,

The biggest one is entangled that the photon light sources currently available are said very faint Dowling, and while they give the improved resolution, the rate at

Learning to control these fundamental light-matter interaction processes will help in the future development of light sources

The contrast with today s flat screens begins with the light source. Conventional LCDS use a high-intensity blue LED backlight

For example, many commercial 3d televisions use lenses to send underlying light sources in different directions. But the pixels in that case tend to be larger

and exposing it to a solar simulator a light source that simulates various intensities of solar radiation.

This technique requires a light source to be implanted in the brain, where it can reach the cells to be controlled.

using a light source outside the skull. This makes it possible to do long-term studies without an implanted light source.

The protein, known as Jaws also allows a larger volume of tissue to be influenced at once. This noninvasive approach could pave the way to using optogenetics in human patients to treat epilepsy and other neurological disorders,

Researchers then insert a light source, such as an optical fiber, into the brain to control the selected neurons.

the researchers were able to shut down neuronal activity in the mouse brain with a light source outside the animal head.

which are like tiny liquid-crystal displays (LCDS) positioned between the light source and the lens. Patterns of light and dark on the first modulator effectively turn it into a bank of slightly angled light emitters that is,

That could mean that you have a light source that s weak or it could be that you re interrogating a biological sample

or light sources this is a groundbreaking new direction. The research team received funding for their study from the Israel Ministry of Science and Technology the European Research Council and the Biotechnology and Biological sciences Research Council.

These x-ray studies were conducted at Brookhaven's National Synchrotron Light source (NSLS. We were able to test the battery cycling in situ meaning we could watch the effects of increasing heat in real time said Brookhaven Lab chemist and study coauthor Seong Min Bak.

Brookhaven's National Synchrotron Light source II will be a game-changer for this kind of experimentation and

and are generated at Berkeley Lab's Advanced Light source (ALS). Typical XAS measurements are made under vacuum conditions as x-rays are absorbed readily by matter even the nitrogen molecules in air.

or"soft"X rays produced by the Advanced Light source at Lawrence Berkeley National Labs to probe the structure of the BCP film from multiple angles.

Scientists from Tohoku University in Japan have developed a new type of energy-efficient flat light source based on carbon nanotubes with very low power consumption of around 0. 1 Watt for every hour's operation

Many researchers have attempted to construct light sources with carbon nanotubes as field emitter Shimoi said. But nobody has developed an equivalent and simpler lighting device.

and an imaging function all stimulated on demand by a single light source. The nanoparticles also include the cell-targeting property essential for treating

and chemotherapy with on-demand drug release upon irradiation with a single light source. Angewandte Chemie International Edition 53 7163#7168 (2014.

and light sources thanks to the unprecedented properties it offers: very low electrical resistance high thermal conductivity and mechanically stretchable yet harder than diamond.

Breakthrough in light sources for new quantum technology More information: Optomechanical photon shuttling between photonic cavities Nature Nanotechnology (2014) DOI:

and took them to Berkeley Lab for examination with intense X-rays from the Advanced Light source synchrotron a DOE Office of Science User Facility.

"We can also do these same measurements absent the light source along the same voltage range,

"This exceptional piece changes in color according to the position of the light source. If illuminated from one side it looks green,

and SGM beamlines at the Canadian Light source as well as a Beamline 8. 0. 1 at the Advanced Light source Hunt set out to learn more about how oxide groups attached to the graphene lattice changed it

the Brookhaven team used a combination of full-field, nanoscale-resolution transmission x-ray microscopy (TXM) and x-ray absorption near-edge spectroscopy (XANES) at the National Synchrotron Light source (NSLS),

With the aid of a special prototype setup at the PSI's Swiss Light source (SLS) the researchers have achieved now a 3d resolution of sixteen nanometres on a nanoporous glass test sample

For many years, X-ray tomography has been conducted at various synchrotron light sources, such as The swiss Light source at the PSI.

and are now becoming used at many synchrotron light sources all over the world. This world record was achieved on an instrument that is"really only a prototype,

As part of the study, the scientists examined the different configurations of the nanoparticles on top of the liquid layer using x-ray scattering at Brookhaven's National Synchrotron Light source (NSLS.

Using the nanowire tip as a light source by doping it so that it functions as an LED.

and the nanoscale light source enables you to inject some carriers very locally in a way you can't do with other methods.

and bearing is to abstract the robots as a point light source from which infrared rays emerge.

Other examples include bacteria that move toward a light source (phototaxis) single celled organisms attracted by a chemical source (chemotaxis) microrobots driven by an external magnetic field (magmites)

offer a prime example. ne of the big issues today is the light source, Kimerling explains. n commercial applications today the light source is bump-bonded,

independently of the optical circuit, but it would be great to get a monolithic light source.

Our germanium laser would be a way to do that. It's at the research rather than the commercial stage at this point,

As brighter and more powerful light sources come online researchers are devising new ways to overcome these limitations.

its routine practical realization has only now become feasible with the advent of modern X-ray light sources.

This novel reconstruction method plays a central role in mapping out the strengths of fluctuation scattering as a routine biophysical technique. vercoming the Limitations of Traditional Imagingwith advances in light source technology,

One solution to overcome the limitations of SAXS/WAXS is to build faster and brighter light sources that can ake a picturefar quicker than this rotational diffusion time.

including work at synchrotron light sources and nanoscience research centers. OE light sources offer a rich environment for tackling wonderful math problems whose solutions can make a major impact on fast moving sciencesays Sethian. ombining Zwart insight into the problem with Donatelli

background in harmonic analysis and iterative phasing algorithms set the stage for a new way to think about reconstruction from FXS data. he Future of FXSBEAMTIME at the LCLS was awarded recently to the authors as part of a large multi-institutional collaboration to collect FXS data

but this is an important breakthrough. he researchers emphasize that FXS data may also be collected using an ultrabright synchrotron light source from particles cryogenically frozen in place.

The National institutes of health recently awarded Zwart and coworkers a new detector for the development of this method on synchrotron light sources. ecent advances in detectors,

says Steven Kevan, Deputy Director for Science at the Berkeley Lab Advanced Light source (ALS). e are looking forward to the development of this technique at the Advanced Light source. he researchers note that

although the method they developed has been applied on problems specific to the life sciences, it can be extended to other applications in material and energy sciences as well.

short wavelength light sources fill the critical need for metrology to bridge this gap. As an example,

the Advanced Light source.""I had a lot of questions, and I read a ton of papers in the field,

which also includes an LED light source, power supply, control unit, optical system and image sensor, cost less than $3, 000 to construct.

so they designed light beacons enabled by VLC to separate light rays from different light sources

which also includes an LED light source, power supply, control unit, optical system, and image sensor, cost less than $3, 000 to construct.

At the same time, the economics of LEDS are now comparable with other light sources. These changes have resulted in LEDS displacing CFLS as the choice for organizations looking to save money

and its light source to work together efficiently, eliminating extraneous light, or oise, that would otherwise wash out the signals needed to detect a scene contours. e have a way of choosing the light rays we want to capture

Generally consisting of a flexible tube with a light source and an arrangement of lenses or small cameras in more modern devices the endoscope is a vital,

The hardware is equipped with a light source and magnifying lens that gives a phone camera lens excellent visualization of any abnormalities in the cervical tissue.

Using the advanced capabilities at the UK synchrotron, Diamond Light source, the team were able to scrutinise the metal organic frameworks in atomic detail.

The ultrafast laser also overcame another drawback of conventional table-top light sources: long exposure times.

Thanks to the new high-speed light source, Zürch and his colleagues have reduced the exposure time to only about a second--fast enough for real-time imaging.

#Researchers transform slow emitters into fast light sources Researchers from Brown University, in collaboration with colleagues from Harvard, have developed a new way to control light from phosphorescent emitters at very high speeds.

"The detector and light source was the same as on light microscopes found at any hospital, but my colleague Tom Vosch has optimized the microscope to the point where everything is almost beyond the possible.

The ultrafast laser also overcame another drawback of conventional table-top light sources: long exposure times.

Thanks to the new high-speed light source, Zürch and his colleagues have reduced the exposure time to only about a second--fast enough for real-time imaging.

Microscopy and scattering data gathered at the Molecular Foundry and the Advanced Light source also a DOE Office of Science user facility located at Berkeley Lab,

and Sio2, appears to be highly attractive for applications such as for self-referencing optical frequency combs on a chip or widely tunable light sources for label-free microscopy and imaging in life sciences. m

which also includes an LED light source, power supply, control unit, optical system, and image sensor, cost less than $3, 000 to construct.

#Researchers transform slow emitters into fast light sources Researchers from Brown Univ, . in collaboration with colleagues from Harvard, have developed a new way to control light from phosphorescent emitters at very high speeds.

and other collaborators to perform experiments with a state-of-the-art transmission X-ray microscope at the National Synchrotron Light source at Brookhaven.

National Synchrotron Light source, Brookhaven National Laboratory, and supported by the U s. Department of energy Basic energy Sciences and a seed grant from the Wisconsin Energy Institute.

#Compact light source improves CT SCANS With its ability to image cross sections of the human body, X-ray computer tomography (CT) has become an important diagnostic tool in medicine.

"Our work demonstrates that we can achieve better results with the Compact Light source, "says Professor for Biomedical Physics Franz Pfeiffer of the Technical University of Munich in Germany, who led the new study published April 20 in the Proceedings of the National Academy of Sciences."

so that the camera and its light source work together efficiently, eliminating extraneous light, or"noise,"that would

While classical physics tells us that in the absence of a light source we will be in perfect darkness,

Even lasers, the most perfect light source known, carry this level of fluctuating noise. This is when things get stranger still,

physicists have developed a new type of light source that emits single photons. For the first time, the researchers have managed to create a stream of identical photons.

Alongside the brightness and robustness of the light source the indistinguishability of the photons is especially crucial.

The record peak brilliance of the light source makes it an ultrasensitive detector for the infrared molecular finger print region,

The absence of light sources that cover enough of the infrared spectrum with sufficient brilliance to detect minute concentrations originating from onco-metaboloids has been the main challenge in cancer detection.

Now, ICFO researchers have collaborated with colleagues from MPQ/LMU to develop a light source which addresses this need.

Their light source exerts extreme control over mid-wave infrared laser light with unrivalled peak brilliance and single-shot spectral coverage between 6. 8 and 16.4 micron wavelength.

These characteristics, in combination with its coherence, make the light source a compact and ultrasensitive molecular detector.

which also includes an LED light source, power supply, control unit, optical system, and image sensor, cost less than $3, 000 to construct.

Instead, they rely primarily on kerosene powered lamps to provide light sources at night, which are not only hazards and pollutants,

safe light source powered by salt and water, which can last for up to six months when used for eight hours a day.

The MEMS device acts as an ultrafast mirror reflecting X-rays at precise times and specific angles. xtremely compact devices such as this promise a revolution in our ability to manipulate photons coming from synchrotron light sources,

and its applications in wider fields at next-generation light sources, said Tetsuya Ishikawa, the director of the RIKEN SPRING-8 Center in Japan.

These include newly planned light source facilities such as the Advanced Photon Source Upgrade. uch small sources

While classical physics tells us that in the absence of a light source we will be in perfect darkness

the most perfect light source known, carry this level of fluctuating noise. This is when things get stranger still,

Many researchers have attempted to construct light sources with carbon nanotubes as field emitter Shimoi said. But nobody has developed an equivalent and simpler lighting device.

and off has limited their use as a light source in light-based telecommunications. In an LED atoms can be forced to emit roughly 10 million photons in the blink of an eye.

it could be accomplished by engineering the properties of the light source to accommodate the lack of ability of the detectors

allowing the alser to produce 70 percent more perceptible colors than the most commonly used light sources.

An experimental programmable headlight automatically adjusts thousands of tiny individually controlled light sources to prevent other drivers from being blinded while still highlighting signs or obstacles ahead.

The projector uses a light source that is 4700 lumens (much brighter than a halogen headlight) with an array of almost 800000 micromirrors that can be controlled individually by the computer.

Creating such small light sources on the surface of a computer chip is considered essential for developing the fully integrated"photonic"circuits of optical computers,

The researchers also found that it was possible to vary the wavelengths of the light by altering the distance of the graphene wafers suspended over the silicon substrate of the chip-a potentially useful way of tuning the light source

Creating such small light sources on the surface of a computer chip is considered essential for developing the fully integrated"photonic"circuits of optical computers,

since they are able to change from a liquid into a solid using only a light source as a temporary support for other materials or as a pattern during the casting process.

light sources; a pump; and a microfluidics chip with a fluorometer also developed at the University Hospital Zurich.

Traditional displays like those on a mobile phone require a light source, filters and a glass plates.

flexible, colour-changing displays that don't need a light source-their skin.''That was the motivation: Can we take some inspiration from biology

The new method doesn't need its own light source. Rather, it reflects the ambient light around it.

The short video below is an animation showing how the graphene filaments generate Light source: Columbia Universit U

namely a light detector and light source. The scientists fixed a 400 micrometer fiber optic cable curved into a U-shape across the phone's camera and LED light.

long-lasting light source that significantly changed our work, play and sleep habits. The ability to control light in new ways transformed how we experience

which received Lux Awards 2014 Light source Innovation of the Year, can fill a room ceiling mimicking sunlight from different latitudes, from the equator to Northern europe.

These tiny lasers are promising light sources that can be used to send and receive data with high bandwidths as well as to detect trace molecules or bio-agents.

and then activating them using a light source. The drug delivery component is particularly interesting for clinical research,

They conducted x-ray studies at the National Synchrotron Light source (NSLS) and electron microscopy at the Center for Functional Nanomaterials (CFN), both DOE Office of Science User Facilities."

but its successor-the just-opened National Synchrotron Light source II (NSLS-II)- is 10,000 times brighter

But first engineers must build a light source that can be turned on and off that rapidly.

Duke university researchers are now one step closer to such a light source. In a new study, a team from the Pratt School of engineering pushed semiconductor quantum dots to emit light at more than 90 billion gigahertz.

But first engineers must build a light source that can be turned on and off that rapidly.

The technological advance puts lasers one step closer to being a mainstream light source and potential replacement or alternative to light emitting diodes (LEDS.

Now, a new JQI study has shown how to sharpen nanoscale microscopy (nanoscopy) even more by better locating the exact position of the light source.

By using tiny light sources that are no larger than a few nanometers in diameter. Examples of these types of light sources are fluorescent molecules, nanoparticles, and quantum dots.

The JQI work uses quantum dots which are tiny crystals of a semiconductor material that can emit single photons of light.

If such tiny light sources are close enough to the object meant to be mapped or imaged, nanometer scale features can be resolved.

and x-ray scattering at the National Synchrotron Light source--both DOE Office of Science User Facilities.

Traditional displays like those on a mobile phone require a light source, filters and a glass plates.

flexible, color-changing displays that don need a light source their skin. ll manmade displays LCD, LED,

The new method doesn need its own light source. Rather, it reflects the ambient light around it. A thin liquid crystal layer is sandwiched over a metallic nanostructure shaped like a microscopic egg carton that absorbs some light wavelengths

They conducted x-ray studies at the National Synchrotron Light source (NSLS) and electron microscopy at the Center for Functional Nanomaterials (CFN), both DOE Office of Science User Facilities."

but its successor--the just-opened National Synchrotron Light source II (NSLS-II)--is 10,000 times brighter

Using the X-ray microscope at the Advanced Light source and the X-ray Photoemission Electron microscopy (XPEEM) beamline at BESSY II,

QDS have attracted significant attention as potential components of next-generation solid-state light sources, including LEDS s

and the Diamond Light source in Oxfordshire, England. In the process, they discovered why the electrons are so fast and mobile.

Traditional displays like those on a mobile phone require a light source, filters and a glass plates.

flexible, color-changing displays that don need a light source their skin. ll manmade displays LCD, LED,

But first engineers must build a light source that can be turned on and off that rapidly.

#Graphene Filaments Provide Tunable On-Chip Light source Graphene Filaments Provide Tunable On-Chip Light Sourcenew YORK, June 15,

A microbial contamination on a contact agar plate with a 405-nm light source in the background.

Unlike the screen of a cellphone, this display does need not to produce its own light source.

light sources; a pump; and a microfluidics chip with a fluorometer, also developed at the University Hospital Zurich.

Neither element is very efficient as a light source however. They are classed among the indirect semiconductors.

"Extremely compact devices such as this promise a revolution in our ability to manipulate photons coming from synchrotron light sources,

and its applications in wider fields at next-generation light sources,"said Tetsuya Ishikawa, the director of the RIKEN SPRING-8 Center in Japan.

These include newly planned light source facilities such as the Advanced Photon Source Upgrade.""Such small sources and tiny MEMS devices form an ideal combination to make 3-D X-ray ultrafast movies with nanometer resolution,"added Jin Wang, a senior scientist at the APS and one

The need for this optics technology will grow with the construction of the next-generation of light sources

New synchrotron light sources using multi-bend achromat technology and X-ray Free electron lasers create much brighter X-rays with higher fluxes.

lead author and physicist at the National Synchrotron Light source II at Brookhaven National Laboratory. Currently, two types of diffractive X-ray optics tools are used:

With these FBH tiny monolithic light sources on chip level, a compact SERDS measurement head that is only as small as a laser pointer was realized for the first time.

and the Diamond Light source in Oxfordshire, England. In the process, they discovered why the electrons are so fast and mobile.

This is a procedure where the inside of the body is examined using a probe with a light source and video camera at the end via the mouth and down the gullet.

and x-ray scattering at the National Synchrotron Light source--both DOE Office of Science User Facilities.

While LEDS are most commonly known as an energy saving light source, they have also been known to have an antibacterial effect.

or by using very close distance of less than 2 cm between the bacterial suspension and LED light source.

The light source was an array of off-the-shelf LEDS positioned beneath the PCR wells. The peak wavelength of the blue LED light was tuned 450 nanometers

The search for better light sources for high-speed full-field imaging applications has been the focus of intense experimentation and research in recent years.

A way to avoid such distortion is by using LED light sources. The problem is LEDS are not bright enough for high-speed imaging.

including in flexible light sources, solar panels that could be integrated into windows, and membranes to desalinate and purify water.

because the daughter phase is determined completely by the type of DNA reprogramming strands we use. he scientists were able to observe the structural transformations to various daughter phases using a technique called in situ small-angle x-ray scattering at the National Synchrotron Light source,

But first engineers must build a light source that can be turned on and off that rapidly.

The technological advance puts lasers one step closer to being a mainstream light source and potential replacement or alternative to light emitting diodes (LEDS.

a glass slide with the letter P drawn on in marker, between it and the microscope light source.

Berlin/Dresden University of Technology in collaboration with research partners from Advanced Light source/Lawrence Berkeley National Laboratory,

Using the X-ray microscope at the Advanced Light source and the X-ray Photoemission Electron microscopy (XPEEM) beamline at HZB BESSY II,

The research could apparently aid the future development of light sources. Princeton university provides further details about the study's promising outlook for quantum computing here.

but white lasers could serve as a potential alternative light source both in people's homes and in the screens of their electronics.