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Optics & Photonics Oct 16, 2025

Streamlined method to directly generate photons in optical fiber could secure future quantum internet

With the rise of quantum computers, the security of our existing communication systems is at risk. Quantum computers will be able to break many of the encryption methods used in current communication systems. To counter this, ...

Nanomaterials Oct 15, 2025

Efficient PET-RAFT polymerization achieved by using low-toxicity shortwave infrared CuInSe₂/CuInS₂ quantum dots

Photoinduced electron/energy transfer reversible addition-fragmentation chain-transfer (PET-RAFT) polymerization enables precise light-controlled polymer growth. Traditional near-infrared strategies often rely on nonlinear ...

Optics & Photonics Oct 7, 2025

Physicists develop new quantum sensor at the atomic lattice scale

From computer chips to quantum dots—technological platforms were only made possible thanks to a detailed understanding of the used solid-state materials, such as silicon or more complex semiconductor materials. This understanding ...

Optics & Photonics Sep 23, 2025

New relay architecture based on a quantum dot single-photon source enables secure communication across 300 km

Quantum technologies are systems that can compute data, sense their surrounding environment or perform other functions leveraging quantum mechanical effects. Connecting these technologies over long distances has so far proved ...

Nanophysics Sep 22, 2025

An eco-friendly way to see in the dark using colloidal quantum dots

Manufacturers of infrared cameras face a growing problem: The toxic heavy metals in today's infrared detectors are increasingly banned under environmental regulations, forcing companies to choose between performance and compliance.

Bio & Medicine Sep 22, 2025

Nanoparticles supercharge vinegar's old-fashioned wound healing power

Wounds that do not heal are often caused by bacterial infections and are particularly dangerous for the elderly and people with diabetes, cancer and other conditions. Acetic acid (more commonly known as vinegar) has been ...

Condensed Matter Sep 19, 2025

Quantum scars boost electron transport and drive the development of microchips

Quantum physics often reveals phenomena that defy common sense. A new theory of quantum scarring deepens our understanding of the connection between the quantum world and classical mechanics, sheds light on earlier findings ...

General Physics Sep 9, 2025

Quantum calculations provide a sharper image of subatomic stress

Stress is a very real factor in the structure of our universe. Not the kind of stress that students experience when taking a test, but rather the physical stresses that affect everyday objects. Consider the stress that heavy ...

Nanophysics Sep 8, 2025

Core technology developed for ultra-high-resolution quantum dot displays

A research team has developed a direct optical lithography (DOL) technology that patterns quantum dots (QDs) at ultra-high resolution using only light, without photoresist. Through this, they also provided guidelines for ...

Nanomaterials Sep 8, 2025

Quantum dot and polymer cross-linking enables 50% stretch capability for micro-LED displays

A research team has developed a next-generation display core material with excellent stretchability and superior color reproduction. The team developed a high-performance color-conversion layer that is more flexible and vivid ...

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