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Search results for nanophotonic

Nanophysics Jan 21, 2025

Novel perovskite growth method leads to ultrahigh-resolution micro-LED displays

Microscale light-emitting diodes (micro-LEDs) are emerging as a next-generation display technology for optical communications, augmented and virtual reality, and wearable devices. Metal-halide perovskites show great potential ...

Cell & Microbiology Dec 20, 2024

Wireless antennas harness light to decode cellular communication signals

Monitoring electrical signals in biological systems helps scientists understand how cells communicate, which can aid in the diagnosis and treatment of conditions like arrhythmia and Alzheimer's.

Nanophysics Dec 16, 2024

Femtosecond lasers and ordered nanopillars: A new path for high-speed electron control

The Tata Institute of Fundamental Research, Mumbai, in collaboration with the Australian National University, Canberra has demonstrated a novel way of steering a beam of relativistic electron pulses produced by an ultrahigh ...

Optics & Photonics Dec 10, 2024

Room-temperature nanodevice that generates structured light shows promise for secure communication and advanced optics

Researchers have developed a tiny, room-temperature device that creates a special type of structured light called radially polarized photons, which are highly useful for secure communication, advanced imaging, and precision ...

Optics & Photonics Dec 9, 2024

Flexible metafiber device can generate optical skyrmions with designer topological textures and subwavelength features

Skyrmions, recognized for their intricate spin configurations, have captivated researchers as topological quasiparticles with vast potential in data storage and information technology. Recently, optical skyrmions—light-based ...

Nanophysics Nov 21, 2024

Quantum-inspired design boosts efficiency of heat-to-electricity conversion

Researchers at Rice University have found a new way to improve a key element of thermophotovoltaic (TPV) systems, which convert heat into electricity via light. Using an unconventional approach inspired by quantum physics, ...

Optics & Photonics Nov 19, 2024

New theory reveals the shape of a single photon

A new theory that explains how light and matter interact at the quantum level has enabled researchers to define for the first time the precise shape of a single photon.

Nanophysics Oct 22, 2024

Novel platform integrates 2D polaritons with detection system for miniaturized spectrometers

Polaritons are coupled excitations of electromagnetic waves with either charged particles or vibrations in the atomic lattice of a given material. They are widely used in nanophotonics because of their ability to confine ...

Optics & Photonics Oct 16, 2024

New method to generate photon pairs efficiently on a chip

Thin-film lithium niobate is an emerging nonlinear integrated photonics platform ideally suited for quantum applications. Through spontaneous parametric down-conversion (SPDC), it can generate correlated photon pairs for ...

Nanomaterials Oct 16, 2024

The corners where atoms meet may provide a path to new materials for extreme conditions

How can we engineer materials that are stronger and lighter? What about new materials for extreme conditions, such as in jet engines and spacecraft? The answer, says Fadi Abdeljawad, an associate professor of materials science ...

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