Search results for etching

Optics & Photonics Dec 5, 2023

NASA engineers push limits of physics to focus light

A pair of precision-orbiting small satellites will attempt to capture the first views ever of small-scale features near the surface of the sun that scientists believe drive the heating and acceleration of solar wind.

Optics & Photonics Nov 30, 2023

A low-cost microscope projection photolithography system for high-resolution fabrication

Integrated optical signal distributing, processing, and sensing networks require the miniaturization of basic optical elements, such as waveguides, splitters, gratings, and optical switches. To achieve this, fabrication approaches ...

Agriculture Nov 29, 2023

Minnesota turkey farmers say expanded rural broadband could help detect bird flu sooner

Just over 5 miles from where folklore has long claimed Vikings scribbled Scandinavian etchings on a runestone, Erica Sawatzke surveys thousands of chirping baby birds in her long barn.

Evolution Nov 29, 2023

Landscape dynamics determine the evolution of biodiversity on Earth, research reveals

Movement of rivers, mountains, oceans and sediment nutrients at the geological timescale are the central drivers of Earth's biodiversity, research published in Nature has revealed.

Analytical Chemistry Nov 24, 2023

New approach developed for electrocatalytic H₂O₂ production and biomass upgrading

Scientists from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences have synthesized an oxygen-coordinated Fe single atom and atom cluster catalyst that exhibits superior electrocatalytic performance ...

Bio & Medicine Nov 20, 2023

Team uses gold nanowires to develop wearable sensor that measures two bio-signals

A research team led by Professor Sei Kwang Hahn and Dr. Tae Yeon Kim from the Department of Materials Science and Engineering at Pohang University of Science and Technology (POSTECH) used gold nanowires to develop an integrated ...

Astrobiology Oct 31, 2023

Mining asteroids: A new method to extract metals from asteroids

Extraterrestrial mining and metal processing are key strategies for space exploration. In a new study in Scientific Reports, Rodolfo Marin Rivera, and a team of scientists in materials science, conducted catalytic dissolution ...

Analytical Chemistry Oct 23, 2023

Exploring the potential and applications of superhydrophobic surfaces

Researchers led by Prof. Zhang Junping from the Lanzhou Institute of Chemical Physics of the Chinese Academy of Sciences have discussed the challenges and strategies for commercialization and widespread practical applications ...

Cell & Microbiology Oct 21, 2023

New 3D-printed tumor model enables faster, less expensive and less painful cancer treatment

An international team of interdisciplinary researchers has successfully created a method for better 3D modeling of complex cancers. The University of Waterloo-based team combined cutting-edge bioprinting techniques with synthetic ...

Optics & Photonics Oct 18, 2023

3D isotropic microfabrication in glass using spatiotemporal focusing of femtosecond laser pulses

Femtosecond (fs) laser direct writing (FLDW) is a laser micro/nano manufacturing technology that can focus the laser pulses on the surface or inside the material, causing local changes in material properties through nonlinear ...

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