World news

Results: 32792
arrow_upward arrow_downward

Genetically encoded nano-barcodes

Nanowerk   -   Nanotechnology Websites

How do the nerve cells in our brain communicate with each other? What processes take place when T cells render cancer cells harmless? Special reporter proteins may help unveil these mechanisms.

Apr 18, 2023

Wonder material graphene claims yet another superlative

Technology Org   -   Scientific News Websites

In a paper published in Nature, researchers from The University of Manchester report record-high magnetoresistance that appears in graphene under ambient conditions.

Apr 18, 2023

Researchers design breakthrough graphene-based cardiac implant

Graphene Info   -   Scientific and Educational Websites

A team of researchers, led by Northwestern University and the University of Texas at Austin (UT), has developed a graphene-based cardiac implant. Similar in appearance to a temporary tattoo, the new graphene “tattoo” implant is thinner than a sing...

Apr 18, 2023

A Novel Platinum Nanocluster for Improved Oxygen Reduction Reaction in Fuel Cells

Technology Org   -   Scientific News Websites

Hydrogen, derived from polymer electrolyte fuel cells (PEFCs), is an excellent source of clean energy. However, PEFCs require platinum (Pt), which is a limited resource. Some studies have shown that Pt nanoclusters (NCs) have higher activity than ...

Apr 18, 2023

Researchers use graphene foam to develop standalone sensors that use movement to monitor health and environment

Graphene Info   -   Scientific and Educational Websites

A Penn State-led international collaboration has developed a self-powered, standalone sensor system capable of monitoring gas molecules in the environment or in human breath. The system combines nanogenerators with micro-supercapacitors to harvest...

Apr 18, 2023

Now you can be comfortable in your e-skin

Nanowerk   -   Nanotechnology Websites

Researchers designed a cellulose nanofiber paper that can be used as a substrate for on-skin electronics. The porous structure of the nanopaper means that it can conform and adhere to the skin well enough for effective signal transfer and allows m...

Apr 18, 2023

Novel biomarkers enable new rapid test for preeclampsia

New Atlas   -   Scientific News Websites

Preeclampsia is a potentially deadly condition that affects 4% to 8% of pregnant women worldwide, but the condition can be difficult to diagnose. Now, a team of Australian researchers has developed a quick and accurate new test using nanoparticle-...

Apr 18, 2023

Processing Data at the Speed of Light – “Nano-Excitonic Transistor”

SciTechDaily   -   Scientific News Websites

What allows Ant-Man, a character in the Marvel movies, to generate such formidable energy out of his small body? The answer can be found in the transistors on his suit, which enhance weak signals for processing. Traditional transistors that amplif...

Apr 18, 2023

Researchers Produce Entangled Photons Entirely On-Chip

IEEE Spectrum   -   Scientific and Educational Websites

Light-based quantum technology could enable virtually unhackable communication networks and computers that can tackle problems that are currently unsolvable. Today, generating exotic quantum states of light requires bulky equipment that limits the...

Apr 17, 2023

Physicists discover first transformable nanoscale electronic devices

Phys.org   -   Scientific News Websites

The nanoscale electronic parts in devices like smartphones are solid, static objects that once designed and built cannot transform into anything else. But University of California, Irvine physicists have reported the discovery of nanoscale devices...

Apr 17, 2023

REFINE