Optics News
June 25, 2023

Top Headlines

Nanophotonics: Coupling Light and Matter

Researchers have developed a metasurface that enables strong coupling effects between light and transition metal dichalcogenides ...

New Microcomb Device Advances Photonic Technology

Researchers have outlined a new high-speed tunable microcomb that could help propel advances in wireless communication, imaging, atomic clocks, and ...

Groundwork for Future Ultra-Precise Timing Links to Geosynchronous Satellites

Scientists have demonstrated a capability long sought by physicists: transmitting extremely precise time signals through the air between far-flung locations at powers that are compatible with future space-based missions. The results could enable ...

Terahertz-to-Visible Light Conversion for Future Telecommunications

A study demonstrates that graphene-based materials can be used to efficiently convert high-frequency signals into visible light, and that this mechanism is ultrafast and tunable. These outcomes open the path to exciting applications in near-future information and communication ...

Latest Headlines
updated 11:06pm EDT

Earlier Headlines

The 'Breath' Between Atoms -- A New Building Block for Quantum Technology

Researchers have discovered they can detect atomic 'breathing,' or the mechanical vibration between two layers of atoms, by observing the type of light those atoms emitted when stimulated ...

A Nanocrystal Shines on and Off Indefinitely

Optical probes have led to numerous breakthroughs in applications like optical memory, nanopatterning, and bioimaging, but existing options have limited lifespans and will eventually ...

Under Pressure: Foundations of Stellar Physics and Nuclear Fusion Investigated

Research using the world's most energetic laser has shed light on the properties of highly compressed matter -- essential to understanding the structure of giant planets and stars, and to ...

打破对称的超短光脉冲打开New Quantum Pathways for Coherent Phonons

Researchers have demonstrated a novel concept for exciting and probing coherent phonons in crystals of a transiently broken symmetry. The key of this concept lies in reducing the symmetry of a ...

Source-Shifting Metastructures Composed of Only One Resin for Location Camouflaging

Acoustic source-shifters make observers mis-perceive the location of sound by reproducing a sound emanating from a location different from the actual location of a sound source. Researchers have now ...

An Algorithm for Sharper Protein Films

Proteins are biological molecules that perform almost all biochemical tasks in all forms of life. In doing so, the tiny structures perform ultra-fast movements. In order to investigate these dynamic ...

Biological Specimens Imaged With X-Rays Without Damage

Scientists have managed to image delicate biological structures without damaging them. Their new technique generates high resolution X-ray images of dried biological material that has not been ...

Fastest Industry Standard Optical Fiber

An optical fiber about the thickness of a human hair can now carry the equivalent of more than 10 million fast home internet connections running at full ...

Absolute Vs. Relative Efficiency: How Efficient Are Blue LEDs, Actually?

The absolute internal quantum efficiency (IQE) of indium gallium nitride (InGaN) based blue light-emitting diodes (LEDs) at low temperatures is often assumed to be 100%. However, a new study has ...

Emergence of Solvated Dielectrons Observed for the First Time

Scientists generate low-energy electrons using ultraviolet ...

Twisting Under the Stroboscope -- Controlling Crystal Lattices of Hybrid Solar Cell Materials With Terahertz Light

To overcome global energy challenges and fight the looming environmental crisis, researchers around the world investigate new materials for converting sunlight into electricity. Some of the most ...


Snapshots of Photoinjection

Ultrafast laser physicists from the attoworld team have gained new insights into the dynamics of electrons in solids immediately after ...

Keeping Time With an Atomic Nucleus

Nuclear clocks could allow scientists to probe the fundamental forces of the universe in the future. Researchers have made a crucial advance in this area as part of an international ...

'A Blessing in Disguise!' Physics Turning Bad Into Good

Light is a very delicate and vulnerable property. Light can be absorbed or reflected at the surface of a material depending on the matter's properties or change its form and be converted into ...

Quantum Matter Breakthrough: Tuning Density Waves

Scientists have found a new way to create a crystalline structure called a 'density wave' in an atomic gas. The findings can help us better understand the behavior of quantum matter, one of ...

Breakthrough in Computer Chip Energy Efficiency Could Cut Data Center Electricity Use

Researchers have made a breakthrough toward reducing the energy consumption of the photonic chips used in data centers and ...

Physical Chemists Develop Photochromic Active Colloids Shedding Light on the Development of New Smart Active Materials

In nature, the skin of cephalopods (animals with tentacles attached to the head) exhibits unparalleled camouflage ability. Their skin contains pigment groups that can sense changes in environmental ...

Uncovering Universal Physics in the Dynamics of a Quantum System

New experiments using one-dimensional gases of ultra-cold atoms reveal a universality in how quantum systems composed of many particles change over time following a large influx of energy that throws ...

Curved Spacetime in a Quantum Simulator

The connection between quantum physics and the theory of relativity is extremely hard to study. But now, scientists have set up a model system, which can help: Quantum particles can be tuned in such ...

Quantum Electrodynamics Verified With Exotic Atoms

Adapting a detector developed for space X-ray observation, researchers have successfully verify strong-field quantum electrodynamics with exotic ...

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