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Optics & Photonics news
Optical barcodes expand range of high-resolution sensor
The same geometric quirk that lets visitors murmur messages around the circular dome of the whispering gallery at St. Paul's Cathedral in London or across St. Louis Union Station's whispering arch also enables the construction ...
Optics & Photonics
4 hours ago
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Unveiling a new quantum frontier: Frequency-domain entanglement
Scientists have introduced a form of quantum entanglement known as frequency-domain photon number-path entanglement. This advance in quantum physics involves an innovative tool called a frequency beam splitter, which has ...
Optics & Photonics
7 hours ago
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IRIS beamline at BESSY II gets a new nanospectroscopy end station
The IRIS infrared beamline at the BESSY II storage ring now offers a fourth option for characterizing materials, cells and even molecules on different length scales. The team has extended the IRIS beamline with an end station ...
General Physics
Apr 25, 2024
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Airborne single-photon lidar system achieves high-resolution 3D imaging
Researchers have developed a compact and lightweight single-photon airborne lidar system that can acquire high-resolution 3D images with a low-power laser. This advance could make single-photon lidar practical for air and ...
Optics & Photonics
Apr 25, 2024
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Demonstration of heralded three-photon entanglement on a photonic chip
Photonic quantum computers are computational tools that leverage quantum physics and utilize particles of light (i.e., photons) as units of information processing. These computers could eventually outperform conventional ...
A molecular fingerprint beyond the Nyquist frequency
Ultrashort pulses play a significant role in spectroscopic applications. Their broad spectral bandwidth enables simultaneous characterization of the sample at various frequencies, eliminating the need for repeated measurements ...
Optics & Photonics
Apr 24, 2024
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A shade closer to more efficient organic photovoltaics
Transparent solar cells will transform the look of infrastructure by enabling many more surfaces to become solar panels. Now, materials called non-fullerene acceptors that can intrinsically generate charges when exposed to ...
Condensed Matter
Apr 24, 2024
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A novel universal light-based technique to control valley polarization in bulk materials
Electrons inside solid materials can only take certain values of energy. The allowed energy ranges are called "bands," and the space between them, the forbidden energies, is known as "band gaps." Both of them together constitute ...
Condensed Matter
Apr 24, 2024
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Lead-vacancy centers in diamond as building blocks for large-scale quantum networks
Much like how electric circuits use components to control electronic signals, quantum networks rely on special components and nodes to transfer quantum information between different points, forming the foundation for building ...
Optics & Photonics
Apr 24, 2024
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Making light 'feel' a magnetic field like an electron would
Unlike electrons, particles of light are uncharged, so they do not respond to magnetic fields. Despite this, researchers have now experimentally made light effectively "feel" a magnetic field within a complicated structure ...
Condensed Matter
Apr 24, 2024
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Light stands still in a deformed crystal
AMOLF researchers, in collaboration with Delft University of Technology, have succeeded in bringing light waves to a halt by deforming the two-dimensional photonic crystal that contains them. The researchers show that even ...
Optics & Photonics
Apr 24, 2024
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Tailoring electron vortex beams with customizable intensity patterns by electron diffraction holography
A new research study from Opto-Electronic Advances discusses tailoring electron vortex beams with customizable intensity patterns by electron diffraction holography.
Optics & Photonics
Apr 23, 2024
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Study shines light on properties and promise of hexagonal boron nitride, used in electronic and photonics technologies
Single-photon emitters (SPEs) are akin to microscopic lightbulbs that emit only one photon (a quantum of light) at a time. These tiny structures hold immense importance for the development of quantum technology, particularly ...
Condensed Matter
Apr 23, 2024
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New 2D material manipulates light with remarkable precision and minimal loss
Responding to the increasing demand for efficient, tunable optical materials capable of precise light modulation to create greater bandwidth in communication networks and advanced optical systems, a team of researchers at ...
Condensed Matter
Apr 22, 2024
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Realization of an ideal omnidirectional invisibility cloak in free space
A team led by Prof. Dexin Ye and Prof. Hongsheng Chen from Zhejiang University, and Prof. Yu Luo from Nanyang Technological University conducted research on the practical implementation of full-parameter transformation optical ...
Optics & Photonics
Apr 22, 2024
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Study shows ultra-thin two-dimensional materials can rotate the polarization of visible light
It has been known for centuries that light exhibits wave-like behavior in certain situations. Some materials are able to rotate the polarization, i.e. the direction of oscillation, of the light wave when the light passes ...
Condensed Matter
Apr 22, 2024
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Compact quantum light processing: New findings lead to advances in optical quantum computing
An international collaboration of researchers, led by Philip Walther at University of Vienna, have achieved a significant breakthrough in quantum technology, with the successful demonstration of quantum interference among ...
Optics & Photonics
Apr 19, 2024
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Research team resolves decades-long problem in microscopy
When viewing biological samples with a microscope, the light beam is disturbed if the lens of the objective is in a different medium than the sample. For example, when looking at a watery sample with a lens surrounded by ...
Optics & Photonics
Apr 18, 2024
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130
First curved data link side-steps key 6G wireless challenge
Next-generation wireless signals will no longer emanate indiscriminately from a base station as is the case now but will likely take the form of targeted directional beams. However, any physical interference—an object or ...
General Physics
Apr 18, 2024
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Dual-beamline photoelectron momentum microscopy upgrade advances valence orbital analysis
The world's first dual-beamline photoelectron momentum microscope has been developed at the UVSOR Synchrotron Facility, Japan. This innovative experimental station brings breakthroughs in studying the behavior of electrons ...
Condensed Matter
Apr 17, 2024
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More news
Attosecond imaging made possible by short and powerful laser pulses
A universal path for converting light into current in solids
Gigahertz-rate switchable wavefront shaping by LNOI-empowered metasurface
Internet can achieve quantum speed with light saved as sound
Researchers control quantum properties of 2D materials with tailored light
Designing a cost-effective X-ray free electron lasers facility
New technological advance for fast and efficient 3D imaging of objects
Novel UV broadband spectrometer improves air pollutant analysis
Atom interferometer charters Navy's inertial navigation path to reduce drift
Other news
A new way to study and help prevent landslides
Large Hadron Collider experiment zeroes in on magnetic monopoles
Study details a common bacterial defense against viral infection
Gigantic Jurassic raptor footprints unearthed in China
Surface emitting semiconductor laser achieves efficiency breakthrough
Researchers visualize quantum effects in electron waves
Intelligent liquid: Researchers develop metafluid with programmable response
Classical optical neural network exhibits 'quantum speedup'
Focusing ultra-intense lasers to a single wavelength
Researchers use smartphone screen to create 3D layered holographic images
Scientists capture X-rays from upward positive lightning
Experiment reveals strategic thinking in mice
Energy trades could help resolve Nile conflict
New multi-task deep learning framework integrates large-scale single-cell proteomics and transcriptomics data
How to clean up New Delhi's smoggy air
