Search results for 65 nm

Analytical Chemistry Apr 24, 2024

Scientists develop novel liquid metal alloy system to synthesize diamond under moderate conditions

Did you know that 99% of synthetic diamonds are currently produced using high-pressure and high-temperature (HPHT) methods? A prevailing paradigm is that diamonds can only be grown using liquid metal catalysts in the "gigapascal ...

Earth Sciences Apr 19, 2024

Researchers reveal sources of black carbon in southeastern Qinghai-Tibet plateau

Black carbon (BC) is the result of incomplete combustion of fossil fuels and biomass, with strong light absorption. It is second only to carbon dioxide as a climate-forcing factor for atmospheric warming. Deposition of BC ...

Analytical Chemistry Apr 1, 2024

Research demonstrates anatase supported Ni single-atom catalysts for propane dehydrogenation

Propylene is one of the most important petrochemical raw materials, ranging second after ethylene. To meet the ever-increasing demand, alternative technologies for propylene production are in urgent need, among which the ...

Bio & Medicine Nov 17, 2023

Enhancing the antimicrobial activity of silver nanoparticles against pathogens by using tea extracts

Researchers at the Institute of Physical Chemistry of the Polish Academy of Sciences (IPC PAS) have demonstrated that green tea–silver nanoparticles as a powerful tool against pathogens such as bacteria and yeast. Their ...

Optics & Photonics Oct 18, 2023

High-quality diamonds empower narrowband deep ultraviolet photodetection

A new publication in Opto-Electronic Science reports how high-quality diamonds empower narrowband deep ultraviolet photodetection.

Bio & Medicine Sep 6, 2023

The first microrobots capable of navigating within groups of cells and stimulating individual cells

A group of researchers at the Technical University of Munich (TUM) has developed the world's first microrobot ("microbot") capable of navigating within groups of cells and stimulating individual cells. Berna Özkale Edelmann, ...

Analytical Chemistry Jul 18, 2023

Aggregation-induced catalysis: Asymmetric catalysis with chiral aggregates

Asymmetric synthesis and catalysis have been actively pursued in chemical and materials sciences for some time. Increasing numbers of drugs and pesticides contain chiral structural units in their structures since drug actions ...

Optics & Photonics Mar 9, 2023

In the world's smallest ball game, scientists throw and catch single atoms using light

In many baseball-obsessed countries like Korea, Japan and the United States, with spring months comes the start of the season and quite a few balls flying through the air. But it's not just balls that can be thrown. On the ...

Polymers Dec 27, 2022

Highly sensitive infrared polarizer based on sulfur waste created

Polarimetric images can provide information such as shading and surface morphologies by using polarizers that selectively reflect the transverse electric (TE) field and transmit the transverse magnetic (TM) field of unpolarized ...

Analytical Chemistry Nov 25, 2022

Ambient electrosynthesis of urea with nitrate and carbon dioxide over iron-based dual-sites

Urea (CO(NH2)2) has been applied both in agricultural and pharmaceutical field. The widely used Bosch-Meiser process has high energy consumption and CO2 emission. Therefore, it is imperative to explore energy-saving and economical ...

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