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Nanophysics Oct 15, 2024

Research team creates hybrid resonant metasurfaces with configurable structural colors

"Color is crucial," as pop artist Roy Lichtenstein famously said, but the significance of color extends far beyond art. From the creation of Prussian blue—the first synthetic pigment—to quantum dots in modern display ...

Quantum Âé¶¹ÒùÔºics Oct 14, 2024

Study explores the physical origin of errors in a spin qubit processor

To achieve remarkable performances, quantum computing systems based on multiple qubits must attain high-fidelity entanglement between their underlying qubits. Past studies have shown that solid-state quantum platforms—quantum ...

Nanophysics Oct 11, 2024

Finely regulated luminescent Ag-In-Ga-S quantum dots with green-red dual emission toward white LEDs

Semiconductor quantum dots (QDs) materials have shown great potential for applications in lighting and display fields due to their wide color gamut, adjustable emission wavelength, high quantum efficiency, high color saturation, ...

Nanophysics Oct 11, 2024

A quantum material could be the future of high-energy X-ray imaging and particle detection

Scintillators are detectors that make high-energy X-rays or particles visible through flashes of light to form an image. Their many applications include particle physics, medical imaging, X-ray security and more.

Quantum Âé¶¹ÒùÔºics Oct 7, 2024

Unlocking heat management with quantum thermal transistors

Scientists are finding ways to use quantum effects to create groundbreaking thermal devices that can help cool electronic systems. The quantum thermal transistor is one of the most exciting innovations in this field. While ...

Condensed Matter Sep 19, 2024

Topological quantum computers a step closer with new method to 'split' electrons

The topological quantum computer still exists only in theory but, if possible, would be the most stable and powerful computing machine in the world. However, it requires a special type of qubit (quantum bit) that has yet ...

Bio & Medicine Sep 10, 2024

Novel quantum dot hydrogel shows improved photothermal conversion efficiency

Biomolecules-based materials hold great promise for malignant tumor phototherapy. However, current supramolecular biomaterials primarily suffer from poor tissue penetration, inadequate tumor accumulation, and particularly ...

Optics & Photonics Sep 2, 2024

Study: Quantum-dot-enabled infrared hyperspectral imaging with single-pixel detection

Near infrared (NIR) hyperspectral imaging is a highly promising detection technology capable of capturing detailed 3D spectral-spatial information, facilitating the identification and characterization of materials and targets ...

Optics & Photonics Sep 2, 2024

A device to sort photon states could be useful for quantum optical computer circuits

To build light-based quantum technologies, scientists and engineers need the ability to generate and manipulate photons as individuals or a few at a time. To build such quantum photonic logic gates that might be used in an ...

Optics & Photonics Aug 23, 2024

Ultra-sensitive photothermal microscopy technique detects single nanoparticles as small as 5 nm

The detection of individual particles and molecules has opened new horizons in analytical chemistry, cellular imaging, nanomaterials, and biomedical diagnostics. Traditional single-molecule detection methods rely heavily ...

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