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Search results for optoelectronics

Nanophysics Oct 29, 2025

Perovskites reveal ultrafast quantum light in new study

Halide perovskites鈥攁lready a focus of major research into efficient, low-cost solar cells鈥攈ave been shown to handle light faster than most semiconductors on the market.

Nanophysics Oct 28, 2025

Molecules bend, properties change: How nanographene transforms through oxidation

Graphene and its molecular fragments, known as nanographenes, are key materials for next-generation organic electronics due to their tunable 蟺-electron frameworks. The physical and electronic properties of nanographenes ...

Analytical Chemistry Oct 23, 2025

Bending biogenic crystals naturally without external forces

From creating flexible gadgets to better medicines, the art of bending crystals is reshaping technology and health, and at the University of Houston a crystals expert makes it look almost like a magic trick.

Biochemistry Oct 23, 2025

Q&A: Turning to trees for sustainable photoluminescence

Photoluminescent materials are essential for numerous modern technologies鈥攄isplays, solar cells, optoelectronic devices and sensors among them. However, most photoluminescent materials in use today rely on toxic metals ...

Optics & Photonics Oct 14, 2025

Deep blue organic light-emitting diode operates at just 1.5 V

A deep blue organic light-emitting diode (OLED) developed by researchers at Science Tokyo operates on just a single 1.5 V, overcoming the high-voltage and color-purity problems that have long limited blue OLEDs. The breakthrough ...

Nanophysics Oct 14, 2025

Extra silver atom sparks 77-fold increase in Ag nanocluster photoluminescence quantum yield

A team of researchers from Tohoku University, Tokyo University of Science, and the Institute for Molecular Science have uncovered how the precise addition of a single silver (Ag) atom can dramatically transform the light-emitting ...

Nanophysics Oct 6, 2025

How MXenes truly work: Novel technique shines light on next-gen nanomaterials

Researchers have for the first time measured the true properties of individual MXene flakes鈥攁n exciting new nanomaterial with potential for better batteries, flexible electronics, and clean energy devices.

Analytical Chemistry Oct 6, 2025

Chemists create red fluorescent dyes that may enable clearer biomedical imaging

MIT chemists have designed a new type of fluorescent molecule that they hope could be used for applications such as generating clearer images of tumors.

Nanophysics Oct 2, 2025

Floquet Chern insulators based on nonlinear photonic crystals achieved

Over the past few years, engineers and material scientists have been trying to devise new optical systems in which light particles (i.e., photons) can move freely and in useful ways, irrespective of defects and imperfections. ...

Condensed Matter Sep 30, 2025

Nanoscale slots enable room-temperature hybrid states of matter in perovskite

Atoms in crystalline solids sometimes vibrate in unison, giving rise to emergent phenomena known as phonons. Because these collective vibrations set the pace for how heat and energy move through materials, they play a central ...

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