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Scientists at the University of Cambridge studying perovskite materials for next generation solar cells and flexible LEDs have discovered that they can be more efficient when their chemical compositions are less ordered, ...
Optics & Photonics
4 hours ago
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344
Materials scientists aim to engineer intelligence into the fabric of materials or metamaterials for programmable functions. Engineering efforts can vary from passive to active forms to develop programmable metasurfaces using ...
The ability to transform sunlight into energy is one of Nature's more remarkable feats. Scientists understand the basic process of photosynthesis, but many crucial details remain elusive, occurring at dimensions and fleeting ...
Optics & Photonics
Nov 08, 2019
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Although we're told a picture speaks a thousand words, that cliché seriously underestimates the value of a good image. Our understanding of how the world works is simplified by our ability to turn data into images. Imaging ...
Optics & Photonics
Nov 08, 2019
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A UCLA research team has devised a technique that extends the capabilities of fluorescence microscopy, which allows scientists to precisely label parts of living cells and tissue with dyes that glow under special lighting. ...
General Physics
Nov 08, 2019
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Synchrotron light sources are powerful facilities that produce light in a variety of "colors," or wavelengths—from the infrared to X-rays—by accelerating electrons to emit light in controlled beams.
General Physics
Nov 08, 2019
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474
Coherent control is a method to manipulate the populations and pathways in matter by light, and is currently one of the most attractive research areas in optical physics and photochemistry. Lasers have been considered as ...
Optics & Photonics
Nov 07, 2019
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11
In 1884, a schoolmaster and theologian named Edwin Abbott wrote a novella called Flatland, which tells the story of a world populated by sentient two-dimensional shapes. While intended as a satire of rigid Victorian social ...
Optics & Photonics
Nov 06, 2019
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147
The Internet of Things (IoT) and cyber physical systems have opened up possibilities for smart cities and smart homes, and are changing the way for people to live. In this smart era, it is increasingly demanded to remotely ...
Optics & Photonics
Nov 06, 2019
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Modern construction is a precision endeavor. Builders must use components manufactured to meet specific standards—such as beams of a desired composition or rivets of a specific size. The building industry relies on manufacturers ...
Optics & Photonics
Nov 04, 2019
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What happens to a piece of metal when you shine light on it? This question, which has been one of the driving forces of modern physics, gained renewed interest in recent years, with the advances in fabrication of small metallic ...
Optics & Photonics
Nov 04, 2019
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Commemorating the 30th anniversary of the prediction of optical vortices, researchers in China—Xing Fu at Tsinghua University, Xiaocong Yuan at Shenzhen University and co-authors—reviewed the 30-year development of the ...
Optics & Photonics
Nov 04, 2019
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5
Researchers have developed a new printer that produces digital 3-D holograms with an unprecedented level of detail and realistic color. The new printer could be used to make high-resolution color recreations of objects or ...
Optics & Photonics
Nov 02, 2019
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Scientists at The Australian National University (ANU) have found a way to better detect all collisions of stellar-mass black holes in the universe.
Optics & Photonics
Oct 31, 2019
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Researchers at Nanyang Technological University, Singapore (NTU Singapore) have developed a quantum communication chip that is 1,000 times smaller than current quantum setups, but offers the same superior security quantum ...
Optics & Photonics
Oct 31, 2019
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Researchers have developed a way to use 3-D printing to create a preform that can be drawn into silica glass optical fibers, which form the backbone of the global telecommunications network. This new fabrication method could ...
Optics & Photonics
Oct 30, 2019
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127
Metasurfaces are optically thin metamaterials that can control the wavefront of light completely, although they are primarily used to control the phase of light. In a new report, Adam C. Overvig and colleagues in the departments ...
Silica optical microcavities are mainstay photonic devices, valued for their intrinsically ultra-low loss in the broadband spectra and mature fabrication processes, but unfortunately, they suffer from low second- and third-order ...
Optics & Photonics
Oct 30, 2019
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Light is the fastest way to distinguish right- and left-handed chiral molecules, which has important applications in chemistry and biology. However, ordinary light only weakly senses molecular handedness. Researchers from ...
Optics & Photonics
Oct 29, 2019
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For all our technological advances, nothing beats evolution when it comes to research and development. Take jumping spiders. These small arachnids have impressive depth perception despite their tiny brains, allowing them ...
Optics & Photonics
Oct 28, 2019
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