Search results for photonics and optics

Condensed Matter Jul 23, 2024

The experimental observation of a dissipative time crystal in a Rydberg gas

A dissipative time crystal is a phase of matter characterized by periodic oscillations over time, while a system is dissipating energy. In contrast with conventional time crystals, which can also occur in closed systems with ...

Optics & Photonics Jul 20, 2024

AI-powered optical detection to thwart counterfeit chips

The semiconductor industry has grown into a $500 billion global market over the last 60 years. However, it is grappling with dual challenges: a profound shortage of new chips and a surge of counterfeit chips, introducing ...

Optics & Photonics Jul 19, 2024

New tractor beam technology could one day minimize biopsy trauma

Researchers at TMOS, the ARC Center of Excellence for Transformative Meta-Optical Systems, have taken an important first step in the development of metasurface-enabled tractor beams—rays of light that can pull particles ...

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.

Optics & Photonics Jul 17, 2024

High-speed camera for molecules: Entangled photons enable Raman spectroscopy

In recent years, two cutting-edge technologies have rapidly gained momentum: quantum entangled light sources and ultrafast stimulated Raman spectroscopy.

Optics & Photonics Jul 17, 2024

Small steps for electrons—big steps for the future? Ultrafast microscope reveals electron pathways in solar cells

In the search for more efficient and sustainable energy generation methods, a class of materials called metal halide perovskites have shown great promise. In the few years since their discovery, novel solar cells based on ...

Nanophysics Jul 16, 2024

Researchers achieve unprecedented nanostructuring inside silicon

Silicon, the cornerstone of modern electronics, photovoltaics, and photonics, has traditionally been limited to surface-level nanofabrication due to the challenges posed by existing lithographic techniques. Available methods ...

Optics & Photonics Jul 15, 2024

Silicon photonics light the way toward large-scale applications in quantum information

In a significant leap forward for quantum technology, researchers have achieved a milestone in harnessing the frequency dimension within integrated photonics. This breakthrough not only promises advancements in quantum computing, ...

Optics & Photonics Jul 12, 2024

Neural networks made of light can make machine learning more sustainable

Scientists propose a new way of implementing a neural network with an optical system which could make machine learning more sustainable in the future. The researchers at the Max Planck Institute for the Science of Light have ...

Optics & Photonics Jul 12, 2024

Securely propagating entanglement at the push of a button

Entanglement, Einstein's "spooky action at a distance," today is THE tool of quantum information science. It is the essential resource for quantum computers and used to transmit quantum information in a future quantum network. ...

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