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Categories: Engineering: Graphene, Mathematics: Statistics

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Computer Science: Artificial Intelligence (AI) Computer Science: General Mathematics: Statistics
Published

Artificial intelligence improves lung cancer diagnosis      (via sciencedaily.com)     Original source 

A team of researchers has created a digital pathology platform based on artificial intelligence. The platform uses new algorithms developed by the team and enables fully automated analysis of tissue sections from lung cancer patients. The platform makes it possible to analyze digitized tissue samples on the computer for lung tumors more quickly and accurately than before.

Mathematics: Statistics
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Research shows statistical analysis can detect when ChatGPT is used to cheat on multiple-choice chemistry exams      (via sciencedaily.com)     Original source 

Research revealed how the use of ChatGPT to cheat on general chemistry multiple-choice exams can be detected through specific statistical methods.

Anthropology: General Mathematics: Statistics Offbeat: Computers and Math Offbeat: General Offbeat: Paleontology and Archeology
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Modern behavior explains prehistoric economies      (via sciencedaily.com)     Original source 

What if the 'Market Economy' always existed? Archaeologists tried to answer this question by researching how much Bronze Age people used to spend to sustain their daily lives. Their results show that, starting at least 3,500 years ago, the spending habits of prehistoric Europeans were not substantially different from what they are today.

Chemistry: Biochemistry Engineering: Graphene Physics: General Physics: Quantum Computing Physics: Quantum Physics
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Breaking new ground for computing technologies with electron-hole crystals      (via sciencedaily.com)     Original source 

A team developed a novel method to successfully visualise electron-hole crystals in an exotic quantum material. Their breakthrough could pave the way for new advancements in computing technologies, including in-memory and quantum computing.

Mathematics: Modeling Mathematics: Statistics
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When allocating scarce resources with AI, randomization can improve fairness      (via sciencedaily.com)     Original source 

Researchers argue that, in some situations where machine-learning models are used to allocate scarce resources or opportunities, randomizing decisions in a structured way may lead to fairer outcomes.

Energy: Batteries Engineering: Graphene Engineering: Nanotechnology
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Scientists work to build 'wind-up' sensors      (via sciencedaily.com)     Original source 

An international team of scientists has shown that twisted carbon nanotubes can store three times more energy per unit mass than advanced lithium-ion batteries. The finding may advance carbon nanotubes as a promising solution for storing energy in devices that need to be lightweight, compact, and safe, such as medical implants and sensors.

Computer Science: Quantum Computers Engineering: Graphene Physics: General Physics: Quantum Computing Physics: Quantum Physics
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'Kink state' control may provide pathway to quantum electronics      (via sciencedaily.com)     Original source 

The key to developing quantum electronics may have a few kinks. According to researchers, that's not a bad thing when it comes to the precise control needed to fabricate and operate such devices, including advanced sensors and lasers. The researchers fabricated a switch to turn on and off the presence of kink states, which are electrical conduction pathways at the edge of semiconducting materials.

Chemistry: Inorganic Chemistry Engineering: Graphene Engineering: Nanotechnology
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Researchers develop new method for achieving controllable tuning and assessing instability in 2D materials for engineering applications      (via sciencedaily.com)     Original source 

Two-dimensional (2D) materials have atomic-level thickness and excellent mechanical and physical properties, with broad application prospects in fields such as semiconductors, flexible devices, and composite materials.

Computer Science: General Mathematics: Modeling Mathematics: Statistics
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When to trust an AI model      (via sciencedaily.com)     Original source 

A new technique enables huge machine-learning models to efficiently generate more accurate quantifications of their uncertainty about certain predictions. This could help practitioners determine whether to trust the model when it is deployed in real-world settings.

Chemistry: Biochemistry Engineering: Graphene
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A new material derived from graphene improves the performance of neuroprostheses      (via sciencedaily.com)     Original source 

Neuroprostheses allow the nervous system of a patient who has suffered an injury to connect with mechanical devices that replace paralyzed or amputated limbs. A study demonstrates in animal models how EGNITE, a derivative of graphene, allows the creation of smaller electrodes, which can interact more selectively with the nerves they stimulate, thus improving the efficacy of the prostheses.

Computer Science: General Mathematics: Statistics
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Diagnosing different forms of dementia now possible using artificial intelligence      (via sciencedaily.com)     Original source 

Ten million new cases of dementia are diagnosed each year but the presence of different dementia forms and overlapping symptoms can complicate diagnosis and delivery of effective treatments. Now researchers have developed an AI tool that can diagnose ten different types of dementia such as vascular dementia, Lewy body dementia, and frontotemporal dementia, even if they co-occur.

Chemistry: Thermodynamics Computer Science: General Computer Science: Quantum Computers Engineering: Graphene Engineering: Nanotechnology Physics: General Physics: Quantum Computing Physics: Quantum Physics
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A 2D device for quantum cooling      (via sciencedaily.com)     Original source 

Engineers have created a device that can efficiently convert heat into electrical voltage at temperatures lower than that of outer space. The innovation could help overcome a significant obstacle to the advancement of quantum computing technologies, which require extremely low temperatures to function optimally.

Engineering: Graphene Engineering: Nanotechnology Physics: General Physics: Optics
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Single atoms show their true color      (via sciencedaily.com)     Original source 

A new technique reveals single atom misfits and could help design better semiconductors used in modern and future electronics.

Computer Science: General Mathematics: Statistics
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Balancing act: Novel wearable sensors and AI transform balance assessment      (via sciencedaily.com)     Original source 

Traditional methods to assess balance often suffer from subjectivity, aren't comprehensive enough and can't be administered remotely. They also are expensive and require specialized equipment and clinical expertise. Using wearable sensors and advanced machine learning algorithms, researchers offer a practical and cost-effective solution for capturing detailed movement data, essential for balance analysis. This approach is more accessible and can be administered remotely, which could have significant implications for health care, rehabilitation, sports science or other fields where balance assessment is important.

Chemistry: Biochemistry Engineering: Graphene
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Strengthener for graphene      (via sciencedaily.com)     Original source 

Layers of carbon atoms in a honeycomb array are a true supermaterial: their unusually high conductivity and favorable mechanical properties could further the development of bendable electronics, new batteries, and innovative composite materials for aeronautics and space flight. However, the development of elastic and tough films remains a challenge. A research team has now introduced a method to overcome this hurdle: they linked graphene nanolayers via 'extendable' bridging structures.

Chemistry: Biochemistry Chemistry: General Chemistry: Inorganic Chemistry Engineering: Graphene Engineering: Nanotechnology Physics: General
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Towards next-gen functional materials: direct observation of electron transfer in solids      (via sciencedaily.com)     Original source 

Nanoscale electron transfer (ET) in solids is fundamental to the development of multifunctional materials. However, ET in solids is not yet clearly understood. Now, researchers achieved a direct observation of solid-state ET through X-ray crystal analysis by fabricating a novel double-walled non-covalent crystalline nanotube, which can absorb electron donor molecules and maintain its crystalline structure during ET. This innovative approach can lead to the design of novel functional materials soon.

Mathematics: Statistics
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New machine learning method can better predict spine surgery outcomes      (via sciencedaily.com)     Original source 

Researchers combine AI and mobile health to predict recovery from lumbar spine surgery.

Engineering: Graphene Physics: General
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Graphene gets cleaned up      (via sciencedaily.com)     Original source 

Engineers establish the link between oxygen and graphene quality and present an oxygen-free chemical vapor deposition method (OF-CVD) that can reproducibly create high-quality samples for large-scale production. The graphene they synthesized with their new method proved nearly identical to exfoliated samples and was capable of producing the fractional quantum Hall effect.

Chemistry: Biochemistry Chemistry: Organic Chemistry Engineering: Graphene
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Scientists develop new battery-free lactic acid sensor      (via sciencedaily.com)     Original source 

Scientists have created a new type of chemosensor (demonstrated for lactic acid sensing) which functions with electricity but without the need for reference electrodes or battery power.