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Natural Sciences

A filter for environmental remediation

Scientists at Osaka University create seaweed-shaped sodium titanate mats made of nanofibers that can remove cobalt ions from water, which may help provide a source of safe, recycled drinking water by removal of heavy metals and radionuclides

Scientists at Osaka University discovered a new method for producing sodium titanate mats nanostructured in a seaweed-like morphology for filtering he...


Gold nanoparticles turn the spotlight on drug candidates in cells

Osaka University researchers report a combination of alkyne tags and surface-enhanced Raman scattering (SERS) microscopy for following the dynamics of small-molecule drugs in cells

A team including researchers from Osaka University has developed a surface-enhanced Raman scattering (SERS) microscopy technique for tracking small mo...

Natural Sciences

Newly discovered enzyme helps make valuable bioactive saponins

Osaka University-led research team discovers new enzyme, opening novel routes for producing a family of valuable chemicals with medical and food uses


Getting single-crystal diamond ready for electronics

Researchers from Osaka University polished the hardest known material without damaging it, which will help accelerate its use in advanced electronics

Researchers from Osaka University and collaborating partners polished single-crystal diamond to near-atomic smoothness without damaging it. This will ...

Life Sciences & Medicine

Sorting out viruses with machine learning

Scientists at Osaka University develop a label-free method for identifying respiratory viruses based on changes in electrical current when they pass through silicon nanopores, which may lead to new rapid COVID-19 tests

Researchers at Osaka University created a machine-learning system to identify single viral particles that cause respiratory diseases, including corona...

Life Sciences & Medicine

DNA repair supports brain cognitive development

Researchers at Osaka University in Japan show that the enzyme Polβ prevents DNA strands in brain cells of the hippocampus from breaking during early postnatal development

Researchers at Osaka University showed that the enzyme Polβ functions in genome maintenance by preventing double-stranded breaks in DNA during brain d...

Natural Sciences

Birdwatching from afar: amazing new AI-enabled camera system to target specific behaviors

Researchers from Osaka University have developed an innovative camera system assisted by artificial intelligence to help observe previously unreported behaviors in wild animals

Osaka University researchers have developed an innovative animal-borne data-collection system assisted by artificial intelligence to track previously ...


100,000-fold enhancement in the nonlinearity of Si

Scientists at Osaka University develop silicon nanoresonators that can control the scattering of light when excited by another laser. This research may lead to faster and completely optical computer switches and circuits.

Scientists at Osaka University show how to achieve a very strong nonlinear optical response in silicon nanostructures based on the photothermal effect...


No stain? No sweat: Terahertz waves can image early-stage breast cancer without staining

Team of researchers at Osaka University make key breakthrough towards on-site cancer diagnosis

A team of researchers at Osaka University, in collaboration with the University of Bordeaux and the Bergonié Institute in France, has succeeded in ter...

Natural Sciences

Hazumi datasets for dialogue systems that recognize human sentiment released

Researchers at Osaka University have released multimodal human-system dialogue corpora Hazumi. Currently, two datasets in Japanese are available for r...


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