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Scientists discover way to 'grow' sub-nanometer sized transistors

Computers and Math from Science Daily Feed - Wed, 07/03/2024 - 10:18am
A research team has implemented a novel method to achieve epitaxial growth of 1D metallic materials with a width of less than 1 nm. The group applied this process to develop a new structure for 2D semiconductor logic circuits. Notably, they used the 1D metals as a gate electrode of the ultra-miniaturized transistor.
Categories: Science

Scientists discover way to 'grow' sub-nanometer sized transistors

Matter and energy from Science Daily Feed - Wed, 07/03/2024 - 10:18am
A research team has implemented a novel method to achieve epitaxial growth of 1D metallic materials with a width of less than 1 nm. The group applied this process to develop a new structure for 2D semiconductor logic circuits. Notably, they used the 1D metals as a gate electrode of the ultra-miniaturized transistor.
Categories: Science

A breakthrough in inexpensive, clean, fast-charging batteries

Matter and energy from Science Daily Feed - Wed, 07/03/2024 - 10:18am
Scientists have created an anode-free sodium solid-state battery. This brings the reality of inexpensive, fast-charging, high-capacity batteries for electric vehicles and grid storage closer than ever.
Categories: Science

Researchers develop predictive model for cross-border COVID spread

Computers and Math from Science Daily Feed - Wed, 07/03/2024 - 10:17am
Post-COVID research has extensively focused on the efficacy of internal travel restrictions and cross-border travel has received less attention due to challenges in accessing quality data. In a major multidisciplinary collaboration effort across Finland, Sweden, Norway, and Denmark, a group of researchers -- including mathematicians, physicists and computer scientists -- have published a pioneering study on the spread of infections across Nordic borders from spring until the end of 2020. The report sheds light on the efficacy of cross-border travel restrictions, helping us better understand which measures actually make a difference.
Categories: Science

Chemists synthesize an improved building block for medicines

Matter and energy from Science Daily Feed - Wed, 07/03/2024 - 10:17am
Research could help drug developers improve the safety profiles of medications and reduce side effects.
Categories: Science

A genetic algorithm for phononic crystals

Matter and energy from Science Daily Feed - Wed, 07/03/2024 - 10:17am
Researchers tested phononic nanomaterials designed with an automated genetic algorithm that responded to light pulses with controlled vibrations. This work may help in the development of next-generation sensors and computer devices.
Categories: Science

A genetic algorithm for phononic crystals

Computers and Math from Science Daily Feed - Wed, 07/03/2024 - 10:17am
Researchers tested phononic nanomaterials designed with an automated genetic algorithm that responded to light pulses with controlled vibrations. This work may help in the development of next-generation sensors and computer devices.
Categories: Science

Machine learning could aid efforts to answer long-standing astrophysical questions

Computers and Math from Science Daily Feed - Wed, 07/03/2024 - 10:17am
Physicists have developed a computer program incorporating machine learning that could help identify blobs of plasma in outer space known as plasmoids. In a novel twist, the program has been trained using simulated data.
Categories: Science

Machine learning could aid efforts to answer long-standing astrophysical questions

Matter and energy from Science Daily Feed - Wed, 07/03/2024 - 10:17am
Physicists have developed a computer program incorporating machine learning that could help identify blobs of plasma in outer space known as plasmoids. In a novel twist, the program has been trained using simulated data.
Categories: Science

Machine learning could aid efforts to answer long-standing astrophysical questions

Space and time from Science Daily Feed - Wed, 07/03/2024 - 10:17am
Physicists have developed a computer program incorporating machine learning that could help identify blobs of plasma in outer space known as plasmoids. In a novel twist, the program has been trained using simulated data.
Categories: Science

Flexible and durable bioelectrodes: The future of healthcare wearables

Matter and energy from Science Daily Feed - Wed, 07/03/2024 - 10:17am
Combining single-wall carbon nanotubes and poly(styrene-b-butadiene-b-styrene) nanosheets, researchers developed a novel bioelectrode material for wearable devices. This innovative material is stretchable, permeable to humidity, and conforms closely to the skin, making it ideal for prolonged use. This development addresses critical limitations of current bioelectrode materials, promising more comfortable and effective wearables for healthcare and fitness applications.
Categories: Science

Flexible and durable bioelectrodes: The future of healthcare wearables

Computers and Math from Science Daily Feed - Wed, 07/03/2024 - 10:17am
Combining single-wall carbon nanotubes and poly(styrene-b-butadiene-b-styrene) nanosheets, researchers developed a novel bioelectrode material for wearable devices. This innovative material is stretchable, permeable to humidity, and conforms closely to the skin, making it ideal for prolonged use. This development addresses critical limitations of current bioelectrode materials, promising more comfortable and effective wearables for healthcare and fitness applications.
Categories: Science

Mechanism of bio-inspired control of liquid flow

Matter and energy from Science Daily Feed - Wed, 07/03/2024 - 10:17am
The more we discover about the natural world, the more we find that nature is the greatest engineer. Past research implied that liquids can only be transported in fixed direction on species with specific liquid communication properties and cannot switch the transport direction. Recently, researchers have shown that an African plant controls water movement in a previously unknown way -- and this could inspire breakthroughs in a range of technologies in fluid dynamics and nature-inspired materials, including applications that require multistep and repeated reactions, such as microassays, medical diagnosis and solar desalination etc.
Categories: Science

Mechanism of bio-inspired control of liquid flow

Computers and Math from Science Daily Feed - Wed, 07/03/2024 - 10:17am
The more we discover about the natural world, the more we find that nature is the greatest engineer. Past research implied that liquids can only be transported in fixed direction on species with specific liquid communication properties and cannot switch the transport direction. Recently, researchers have shown that an African plant controls water movement in a previously unknown way -- and this could inspire breakthroughs in a range of technologies in fluid dynamics and nature-inspired materials, including applications that require multistep and repeated reactions, such as microassays, medical diagnosis and solar desalination etc.
Categories: Science

Mapping the surfaces of MXenes, atom by atom, reveals new potential for the 2D materials

Matter and energy from Science Daily Feed - Wed, 07/03/2024 - 10:17am
In the decade since their discovery, the family of two-dimensional materials called MXenes has shown a great deal of promise for applications ranging from water desalination and energy storage to electromagnetic shielding and telecommunications, among others. While researchers have long speculated about the genesis of their versatility, a recent study has provided the first clear look at the surface chemical structure foundational to MXenes' capabilities.
Categories: Science

Mobile phone data helps track pathogen spread and evolution of superbugs

Computers and Math from Science Daily Feed - Wed, 07/03/2024 - 10:17am
Combining genomic data and human travel patterns over a 14-year period in South Africa reveals key insights into the spread, evolution and resistance patterns of a major bacterium behind pneumonia and meningitis globally.
Categories: Science

Google's claim of quantum supremacy has been completely smashed

New Scientist Feed - Wed, 07/03/2024 - 10:00am
Google's Sycamore quantum computer was the first to demonstrate quantum supremacy – solving calculations that would be unfeasible on a classical computer – but now ordinary machines have pulled ahead again
Categories: Science

Giant salamander-like predator roamed Namibia 280 million years ago

New Scientist Feed - Wed, 07/03/2024 - 9:00am
A fossil found in the Namib desert has been described as a 2.5-metre long predator that resembled a giant salamander
Categories: Science

50,000-year-old picture of a pig is the oldest known narrative art

New Scientist Feed - Wed, 07/03/2024 - 9:00am
A new radiometric dating technique reveals that cave paintings on Sulawesi, Indonesia, are even older than previously thought, pushing back the earliest evidence of storytelling
Categories: Science

Ancient Denisovans hunted snow leopards on the Tibetan plateau

New Scientist Feed - Wed, 07/03/2024 - 9:00am
Thousands of bones found in a Tibetan cave have been analysed to learn how mysterious ancient humans known as Denisovans lived
Categories: Science

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