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Search results for photonic

Optics & Photonics Jul 11, 2025

Plastic-based spectrometers offer low-cost, compact solution for broadband spectral imaging

A multinational research team, including engineers from the University of Cambridge and Zhejiang University, has developed a breakthrough in miniaturized spectrometer technology that could dramatically expand the accessibility ...

General Âé¶¹ÒùÔºics Jul 11, 2025

Quantum objects' dual nature mapped with new formula for 'wave-ness' and 'particle-ness'

Since its development 100 years ago, quantum mechanics has revolutionized our understanding of nature, revealing a bizarre world in which an object can act like both waves and particles, and behave differently depending on ...

General Âé¶¹ÒùÔºics Jul 10, 2025

Adding up Feynman diagrams to make predictions about real materials

Caltech scientists have found a fast and efficient way to add up large numbers of Feynman diagrams, the simple drawings physicists use to represent particle interactions. The new method has already enabled the researchers ...

Optics & Photonics Jul 10, 2025

Speed test of 'tunneling' electrons challenges alternative interpretation of quantum mechanics

Quantum mechanics describes the unconventional properties of subatomic particles, like their ability to exist in a superposition of multiple states, as popularized by the Schrödinger's cat analogy, and ability to slip through ...

Quantum Âé¶¹ÒùÔºics Jul 10, 2025

Quantum battery model achieves theoretical speed limit, demonstrates genuine advantage

Over the past few years, researchers have developed various quantum technologies, alternatives to classical devices that operate by leveraging the principles of quantum mechanics. These technologies have the potential to ...

Optics & Photonics Jul 9, 2025

Affordable, room-temperature maser created using LED technology

With the ability to detect and amplify extremely weak electromagnetic signals without adding additional noise, masers have many potential uses, including the production of more sensitive magnetic resonance body scanners, ...

Optics & Photonics Jul 9, 2025

Multisynapse optical network outperforms digital AI models

For decades, scientists have looked to light as a way to speed up computing. Photonic neural networks—systems that use light instead of electricity to process information—promise faster speeds and lower energy use than ...

Optics & Photonics Jul 9, 2025

Keeping the photon in the dark: A new method for full control of quantum dots

Excitons—bound pairs of electrons and an electron hole—are quasiparticles that can arise in solids. While so-called "bright" excitons emit light and are therefore accessible, dark excitons are optically inactive. As a ...

Nanophysics Jul 9, 2025

Twist to the M-ax(is): New twist platform opens path to quantum simulation of more exotic states of matter

Twisted materials—known as moiré structures—have revolutionized modern physics, emerging as today's "alchemy" by creating entirely new phases of matter through simple geometric manipulation. The term "moiré" may sound ...

Optics & Photonics Jul 9, 2025

Defects in single-crystal indium gallium zinc oxide could fix persistent display instability

Many displays found in smartphones and televisions rely on thin-film transistors (TFTs) made from indium gallium zinc oxide (IGZO) to control pixels. IGZO offers high transparency due to its large bandgap (the gap existing ...

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