World news

Results: 32792
arrow_upward arrow_downward

Targeted Photoresist Helps Meet Demand for Smaller Chips

Photonics Media   -   Scientific News Websites

To achieve performance gains in microelectronics, semiconductor size continues to shrink, with feature sizes now in the sub-10-nm range. The challenges associated with the extreme downscaling of semiconductors have led to the adoption of a powerfu...

Nov 14, 2023

Imperfect Clocks Limit Quantum Computers

IEEE Spectrum   -   Scientific and Educational Websites

The quantum computers that IBM, Google, Amazon, and others are developing face daunting challenges on the road to practical applications. Now it turns out that they may face a fundamental limit to large-scale performance—the imperfect nature of al...

Nov 13, 2023

Thermal Transistors Handle Heat With No Moving Parts

IEEE Spectrum   -   Scientific and Educational Websites

Electronic transistors are central to modern electronics. These devices precisely control the flow of electricity, but in doing so, they generate heat. Now, researchers at the University of California, Los Angeles have developed a solid-state ther...

Nov 13, 2023

Building A Sustainable Future for Concrete with Concretene

AZoNano   -   Nanotechnology Websites

Unless it is augmented with graphene, watching concrete dry might not be the most thrilling activity. Graphene was initially isolated in 2004 by scientists at The University of Manchester and has become iconic in materials research, with applicati...

Nov 13, 2023

Autonomous lab discovers best-in-class quantum dot in hours. It would have taken humans years

Phys.org   -   Scientific News Websites

It can take years of focused laboratory work to determine how to make the highest quality materials for use in electronic and photonic devices. Researchers have now developed an autonomous system that can identify how to synthesize "best-in-c...

Nov 13, 2023

Template for success: Shaping hard carbon electrodes for next-generation batteries

ScienceDaily   -   General News Websites

Sodium- and potassium-ion batteries are promising next-generation alternatives to the ubiquitous lithium-ion batteries (LIBs). However, their energy density still lags behind that of LIBs. To tackle this issue, researchers explored an innovative s...

Nov 13, 2023

Autonomous lab reduces discovery of best-in-class quantum dots from years to hours

Nanowerk   -   Nanotechnology Websites

It can take years of focused laboratory work to determine how to make the highest quality materials for use in electronic and photonic devices. Researchers have now developed an autonomous system that can identify how to synthesize 'best-in-c...

Nov 13, 2023

Mode-Locked Laser Made to the Size of an Optical Chip

Photonics Media   -   Scientific News Websites

Researchers from the City University of New York (CUNY) Graduate Center and the California Institute of Technology (CalTech) have shrunk a mode-locked laser (MLL) to the size of an optical chip with an integrated nanophotonic platform. The results...

Nov 13, 2023

Ultra-white ceramic cools buildings with record-high 99.6% reflectivity

New Atlas   -   Scientific News Websites

Scientists in Hong Kong have demonstrated a new ultra-white ceramic material that can drastically cool buildings by reflecting sunlight and heat at record highs. The beetle-inspired material gets its ability from its nanostructure, stays tough to ...

Nov 13, 2023

The Secret to Longer-Lasting Batteries Might be in How Soap Works, New Study Says

Technology Org   -   Scientific News Websites

Researchers found that one of the most promising electrolytes for designing longer-lasting lithium batteries has complex nanostructures that act like micelle structures do in soaped water.

Nov 12, 2023

REFINE