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Search results for optoelectronics

Optics & Photonics Aug 1, 2024

Polarization and wavelength routers based on diffractive neural network

The concept of deep diffractive neural networks (D2NN) was introduced by Professor Ozcan's research team in 2018. D2NN combines the principles of light diffraction with the functionalities of neural networks. It consists ...

Nanomaterials Jul 31, 2024

Scientists identify new class of semiconductor nanocrystals

U.S. Naval Research Laboratory (NRL) scientists confirm the identification of a new class of semiconductor nanocrystals with bright ground-state excitons, a significant advancement in the field of optoelectronics, in an article ...

Nanomaterials Jul 31, 2024

Nanoscale imaging provides insights into 2D and phase-change materials

Researchers from the University of California, Berkeley have developed cutting-edge nanoscale optical imaging techniques to provide unprecedented insights into the ultrafast carrier dynamics in advanced materials.

Condensed Matter Jul 25, 2024

'Miracle' filter turns store-bought LEDs into spintronic devices

Traditional electronics use semiconductors to transmit data through bursts of charged carriers (electrons or holes) to convey messages in "1s" and "0s." Spintronic devices can process an order of magnitude more information ...

Optics & Photonics Jul 22, 2024

Sensing ultraviolet light with the help of molecular switches

The old saying "the dose makes the poison" also holds true for ultraviolet (UV) light. While UV light is essential for vitamin D production, it is also important in phototherapy, several industrial processes, and plant growth. ...

Nanophysics Jul 18, 2024

Nanoscale trilayer exhibits ultrafast charge transfer in semiconductor materials

Successfully innovating optoelectronic semiconductor devices depends a lot on moving charges and excitons—electron-hole pairs—in specified directions for the purpose of creating fuels or electricity.

Analytical Chemistry Jul 17, 2024

Organic compounds show promise as cheaper alternatives to metal photocatalysts

Organic compounds that can be sustainably and affordably mass-produced show promise as replacements for expensive metal photocatalysts, according to a new report published July 17.

Nanophysics Jul 11, 2024

New synthesis method enhances MoSâ‚‚ optoelectronic performance

An international research team led by Professor My Ali El Khakani of the Institut national de la recherche scientifique (INRS) has made a surprising discovery about the properties of molybdenum disulfide, also known as MoS2. ...

Nanophysics Jul 10, 2024

High-speed electron camera uncovers new 'light-twisting' behavior in ultrathin material

While taking snapshots with the high-speed electron camera at the Department of Energy's SLAC National Acceleratory Laboratory, researchers discovered new behavior in an ultrathin material that offers a promising approach ...

Nanophysics Jul 9, 2024

Study reveals surprisingly simple method for determining exchange energy in 2D materials

Researchers from the University of Basel have looked at how the ferromagnetic properties of electrons in the two-dimensional semiconductor molybdenum disulfide can be better understood. They revealed a surprisingly simple ...

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