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Optics & Photonics news
Streamlined microcomb design provides control with the flip of a switch
Light measurement devices called optical frequency combs have revolutionized metrology, spectroscopy, atomic clocks, and other applications. Yet challenges with developing frequency comb generators at a microchip scale have ...
Optics & Photonics
12 hours ago
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Omnidirectional color wavelength tuning method unlocks new possibilities for smart photonics
In the rapidly evolving field of photonics, an advancement has emerged from Korea, redefining the possibilities of structural color manipulation. Scientists have developed a pioneering technology capable of omnidirectional ...
Optics & Photonics
12 hours ago
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Twist-angle in moiré lattice controls valley polarization switching in heterostructures
In a study published in Science Advances, Prof. Wang Can from the Institute of Physics of the Chinese Academy of Sciences and Prof. Xu Xiulai of Peking University have demonstrated for the first time the dependence of valley ...
Condensed Matter
14 hours ago
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Researchers report structure for developing high-efficiency crystalline white organic light-emitting diodes
Organic light-emitting diodes (OLED) have emerged as a new generation of display technology. Organic crystalline materials possess superior thermal stability, chemical stability, and high carrier mobility, making them an ...
Condensed Matter
May 21, 2024
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Researchers develop perovskite X-ray detector for medical imaging
Shenzhen Institutes of Advanced Technology (SIAT) of the Chinese Academy of Sciences, in collaboration with researchers at Central China Normal University, have developed a high-performance perovskite X-ray complementary ...
Condensed Matter
May 21, 2024
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Seeing the color of entangled photons in molecular systems
Spectroscopy is the study of how matter absorbs and emits light and other radiation. It allows scientists to study the structure of atoms and molecules, including the energy levels of their electrons. Classical optical spectroscopy ...
Optics & Photonics
May 20, 2024
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Researchers develop entangled photon pairs in integrated silicon carbide for first time
Quantum information science is truly fascinating—pairs of tiny particles can be entangled such that an operation on either one will affect them both even if they are physically separated. A seemingly magical process called ...
Optics & Photonics
May 20, 2024
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Scientists discover single atom defect in 2D material can hold quantum information at room temperature
Scientists have discovered that a "single atomic defect" in a layered 2D material can hold onto quantum information for microseconds at room temperature, underscoring the potential of 2D materials in advancing quantum technologies.
Optics & Photonics
May 20, 2024
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Iso-propagation vortices: Optical multiplexing for unprecedented information capacity
The future of optical communications just got brighter. In a development reported in Advanced Photonics, researchers from Nanjing University have introduced iso-propagation vortices (IPVs), a novel concept that offers a solution ...
Optics & Photonics
May 20, 2024
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Researchers realize multiphoton electron emission with non-classical light
Strong field quantum optics is a rapidly emerging research topic, which merges elements of non-linear photoemission rooted in strong field physics with the well-established realm of quantum optics. While the distribution ...
Researchers develop world's smallest quantum light detector on a silicon chip
Researchers at the University of Bristol have made an important breakthrough in scaling quantum technology by integrating the world's tiniest quantum light detector onto a silicon chip. The paper, "A Bi-CMOS electronic photonic ...
Optics & Photonics
May 17, 2024
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Researchers achieve ultra-high-Q free space coupling to microtoroid resonators
Scientists from the University of Arizona have achieved far-field coupling of light to ultra-high quality factor microtoroids using a single objective lens. This could provide the foundation for a fully on-chip multiplexed ...
Optics & Photonics
May 16, 2024
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Physicists create optical component for 6G
A joint team of physicists from Skoltech, MIPT, and ITMO developed an optical component that helps manage the properties of a terahertz beam and split it into several channels. The new device can be used as a modulator and ...
Optics & Photonics
May 16, 2024
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A new simple scheme for atom interferometry
Atom interferometers are devices that use the wave characteristics of matter to measure the phase between atomic matter waves to separate paths to make high-precision measurements of elements of physics, such as gravitational ...
General Physics
May 15, 2024
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Researchers use AI to boost image quality of metalens camera
Researchers have leveraged deep learning techniques to enhance the image quality of a metalens camera. The new approach uses artificial intelligence to turn low-quality images into high-quality ones, which could make these ...
Optics & Photonics
May 15, 2024
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Physicists demonstrate first metro-area quantum computer network in Boston
It's one thing to dream up a quantum internet that could send hacker-proof information around the world via photons superimposed in different quantum states. It's quite another to physically show it's possible.
Optics & Photonics
May 15, 2024
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Researchers elucidate ultrafast laser-induced solid-to-overdense-plasma transitions
The interaction of solids with high-intensity ultra-short laser pulses has enabled major technological breakthroughs over the past half-century. On the one hand, laser ablation of solids offers micromachining and miniaturization ...
Optics & Photonics
May 14, 2024
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Study uncovers technologies that could unveil energy-efficient information processing and sophisticated data security
Advanced information processing technologies offer greener telecommunications and strong data security for millions, a study led by University of Maryland (UMD) researchers revealed.
Optics & Photonics
May 14, 2024
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Ultrasensitive gas detection empowered by synergy of graphene and sub-comb dynamics
Since the inception of microcomb, whose generation relies on Kerr nonlinearity in microresonator, the coherent soliton state has attracted intense research. Although the operation of sub-comb outputs is straightforward, as ...
Optics & Photonics
May 14, 2024
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New optical tweezers can trap large and irregularly shaped particles
Researchers have developed new optical tweezers that can stably trap particles that are large—about 0.1 mm—and irregularly shaped. While conventional optical tweezers use highly focused laser beams to trap micro- or nano-scale ...
Optics & Photonics
May 14, 2024
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More news
Scientists create an 'optical conveyor belt' for quasiparticles
Metalens expands its reach from light to sound
Team observes two distinct holographic patterns with ultrafast imaging
Visual observation of photonic Floquet–Bloch oscillations
Organic infrared photodetectors offer advance in imaging technology
Physicists reach atomic-scale telegraphy with light
The interference of many atoms, and a new approach to boson sampling
Other news
The tunable coupling of two distant superconducting spin qubits
A merger of microbes: Study shows low-nutrient conditions alter viral infection
NASA's Psyche fires up its sci-fi-worthy thrusters
Repurposed protease controls important signaling molecule-activating protein
Escaped GMO canola plants persist long-term, but may be losing their engineered resistance to pesticides
How yeasts manage to compensate for the genetic imbalance of extra chromosomes
Research team discovers new property of light
Attosecond core-level spectroscopy reveals real-time molecular dynamics
New mirror that can be flexibly shaped improves X-ray microscopes
Farm wastewater modeling shows footbaths are source of antimicrobial resistance
New metal-free porous framework materials may have potential for hydrogen storage
Research team uncovers mechanism for spikelet development in barley
