Search results for etching

Ecology Sep 13, 2023

A rooftop garden in Chicago has thousands of native plants—and a mission

Three stories above a busy stretch of North Halsted Street, on a rooftop with views of downtown skyscrapers, crickets chirp and prairie flowers dance in the breeze.

Space Exploration Sep 7, 2023

International Space Station tests show that a surface treatment can help prevent formation of biofilms in space

After exposure in space aboard the International Space Station, a new kind of surface treatment significantly reduced the growth of biofilms, scientists report. Biofilms are mats of microbial or fungal growth that can clog ...

Cell & Microbiology Sep 5, 2023

Researchers define protocol for high-resolution imaging of living cells using atomic force microscopy

Images of nanoscale structures inside living cells are in increasing demand for the insights into cellular structure and function that they can reveal. So far, the tools for capturing such images have been limited, but researchers ...

Nanomaterials Sep 4, 2023

New strategy proposed for defect-free few-layer MXene nanosheets with enhanced physicochemical properties

Researchers from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences have proposed an optimized synthesis strategy to obtain defect-free low-layer M4C3Tx (M = V, Nb, Ta) MXene nanosheets. Their results ...

Optics & Photonics Sep 2, 2023

New scalable, etching-based technique for precise tuning of microdisk lasers

Micro- and nanodisk lasers have recently emerged as promising optical sources and probes for various applications in the fields of nanophotonics and biomedicine. Their ability to achieve lasing at a deterministic wavelength ...

Optics & Photonics Aug 30, 2023

A simpler way to connect quantum computers

Researchers have a new way to connect quantum devices over long distances, a necessary step toward allowing the technology to play a role in future communications systems.

Bio & Medicine Aug 29, 2023

Titanium micro-spikes skewer resistant superbugs

A new study suggests rough surfaces inspired by the bacteria-killing spikes on insect wings may be more effective at combating drug-resistant superbugs, including fungus, than previously understood.

Optics & Photonics Aug 29, 2023

In a first, researchers apply dual frequency comb technology to photonic thermometers

Photonic thermometers, which measure temperature using light, have the potential to revolutionize temperature measurement by being faster, smaller, and more robust than traditional thermometers. In essence, the sensors work ...

Nanophysics Aug 11, 2023

Arrays of quantum rods could enhance TVs or virtual reality devices, research suggests

Flat screen TVs that incorporate quantum dots are now commercially available, but it has been more difficult to create arrays of their elongated cousins, quantum rods, for commercial devices. Quantum rods can control both ...

Optics & Photonics Aug 9, 2023

A first-of-its-kind chip features both a laser and waveguide to create a photonic integrated circuit

A team of computer and electrical engineers at the University of California, Santa Barbara, working with several colleagues from California Institute of Technology and another pair from Anello Photonics has developed a first-of-its-kind ...

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