Search results for etching

Optics & Photonics Apr 4, 2023

Spatio-temporal isolator in lithium niobate on insulator

Integrated photonics is making strides towards hosting an increasing range of functionalities on a chip. Examples include information processing and computation as well as optical sensing and ranging applications. This has ...

Optics & Photonics Apr 3, 2023

RAPID imaging provides numerous opportunities with deep learning

Three-dimensional (3D) imaging at the nanometer scale enables important insights in biology and material behaviors, including virus function, structural damage, and nanoelectronics.

Ecology Mar 24, 2023

Britain's wild woods are under threat and we're running out of time to save them, says researcher

The UK has a strange relationship with its woodlands. Trees and woods form part of the national identity, yet with only about 13% tree cover, it is one of the least wooded countries in Europe.

Optics & Photonics Mar 22, 2023

Researchers make biodegradable optical components from crab shells

Researchers have developed a process to turn crab shells into a bioplastic that can be used to make optical components known as diffraction gratings. The resulting lightweight, inexpensive gratings are biodegradable and could ...

Environment Mar 21, 2023

No telling how much more snow coming for Sierra Nevada

No one really knows how much snow fell on the infamous Donner Party when the pioneers were trapped atop the Sierra Nevada for months and dozens died near Lake Tahoe in the winter of 1846-47.

Nanomaterials Mar 16, 2023

A method for chemically tailoring layered nanomaterials

A new process that lets scientists chemically cut apart and stitch together nanoscopic layers of two-dimensional materials—like a tailor altering a suit—could be just the tool for designing the technology of a sustainable ...

Optics & Photonics Mar 10, 2023

Controlled on-chip fabrication of large-scale perovskite single crystal arrays for laser and photodetector integration

Addressable active layers are highly required in optoelectronic devices to realize functional integration and application. Metal halide perovskites have shown promising applications in optoelectronic devices due to their ...

Archaeology Mar 9, 2023

'Dates add nothing to our culture': Everywhen explores Indigenous deep history, challenging linear, colonial narratives

When the eminent Australian anthropologist W. E. H. Stanner first published his essay on "The Dreaming" in 1956, there was increasing scholarly and popular interest in the complexity and duration of Australia's Indigenous ...

Superconductivity Feb 22, 2023

Deepfreeze electronics for supercomputers—technology prepares quantum computing for industrial use

Quantum computers are highly energy-efficient and extremely powerful supercomputers. But for these machines to realize their full potential in new applications like artificial intelligence or machine learning, researchers ...

General Physics Feb 22, 2023

Physicists give the first law of thermodynamics a makeover

West Virginia University physicists have made a breakthrough on an age-old limitation of the first law of thermodynamics.

page 15 from 40