Search results for silica shell

Archaeology Mar 25, 2024

We have revealed a unique time capsule of Australia's first coastal people from 50,000 years ago

Barrow Island, located 60 kilometers off the Pilbara in Western Australia, was once a hill overlooking an expansive coast. This was the northwestern shelf of the Australian continent, now permanently submerged by the ocean.

Nanomaterials Mar 19, 2024

Scientists develop tunable colored films for displays and sensors

Researchers at the Indian Institute of Science (IISc) have developed flexible films that exhibit bright colors purely by virtue of their physical structure, without the need for any pigment. When stretched, the films exhibit ...

Biotechnology Mar 13, 2024

Shrimp waste revolution: Unlocking potent antioxidants for health and sustainability

Shrimp are renowned for their high nutritional value, offering a rich source of proteins, amino acids, omega-3 fatty acids, minerals, and vitamins, as well as chitin and carotenoids. The increasing consumption of shrimp has ...

Ecology Feb 23, 2024

Shimmering seaweeds and algae antennae: Sustainable energy solutions under the sea

How could tiny antennae attached to tiny algae speed up the transition away from fossil fuels? This is one of the questions being studied by Cambridge researchers as they search for new ways to decarbonize our energy supply, ...

Earth Sciences Feb 13, 2024

New evidence changes key ideas about Earth's climate history

A new study published in Science resolves a long-standing scientific debate, and it stands to completely change the way we think about Earth's climate evolution.

Nanomaterials Dec 12, 2023

New technology to assemble three-dimensional structures using gold nanoparticles confined in nanocapsules

A research group led by Assoc. Prof. Shota Kuwahara of Toho University and Assoc. Prof. Masato Kuwahara of Nagoya University has developed a new technology that enables the creation of three-dimensional structures of gold ...

Bio & Medicine Nov 27, 2023

Oral delivery a possibility for silica-based nanocarriers for therapeutics

Take a pill, or get a shot? Given the choice, most people would likely go for the former.

Bio & Medicine Nov 7, 2023

Researchers develop metal-enhanced fluorescence probes for influenza A virus detection

Recurring influenza epidemics, such as the one during World War I, the Middle East respiratory syndrome coronavirus (MERS-CoV) outbreak in the 2010s, and the COVID-19 pandemic in recent years have made it evident that contagious ...

Nanophysics Sep 25, 2023

Scientists develop nanomaterials using a bottom-up approach

Scientists from the Friedrich Schiller University Jena and the Friedrich Alexander University Erlangen-Nuremberg, both Germany, have successfully developed nanomaterials using a so-called bottom-up approach. As reported in ...

Nanomaterials Sep 20, 2023

Scientists unravel the chemical mechanism behind silica-coated nanodiamonds

Coating something rare—tiny shards of diamond—with the main ingredient in sand might sound unusual, but the end result turns out to have a number of valuable applications. The trick is, nobody knows for sure how the two ...

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