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Archive for the ‘nanotechnology’ category: Page 52

Dec 30, 2022

Scientists Come Up With a Platform For Nanomagnet and Magnetic Nanostructure Chemical Design

Posted by in categories: chemistry, nanotechnology

A research team from the University of Valencia’s ICMool (Institute of Molecular Science) came up with a platform that is open, interactive, and capable of bringing together and offering around 20,000 different data. Such data is connected to molecular nanomagnet chemical design in the specific area of magnetic memories.

SIMDAVIS Platform

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Dec 29, 2022

Graphene oxide elicits microbiome-dependent type 2 immune responses via the aryl hydrocarbon receptor Nanotechnology

Posted by in categories: biotech/medical, health, nanotechnology

Although the toxicity of graphene‐based nanomaterials on human health has been extensively studied, their impact on the microbiome remains poorly understood. Using zebrafish as a model, we show that graphene oxide modulates the immune system in a microbiome‐dependent manner through a mechanism mediated by the aryl hydrocarbon receptor. The study suggests an interplay among graphene‐based nanomaterials, microbiome and innate immune system.

Dec 28, 2022

“A Big Deal” — Physicists Solve 20-Year Mystery of Stable Chiral Nanostructures

Posted by in categories: computing, information science, nanotechnology, physics

Researchers have finally succeeded in building a long-sought nanoparticle structure, opening the door to new materials with special properties.

Alex Travesset does not have a sparkling research lab stocked with the most cutting-edge instruments for probing new nanomaterials and measuring their unique properties.

Instead of using traditional laboratory instruments, Alex Travesset, a professor of physics and astronomy at Iowa State University and an affiliate of the U.S. Department of Energy’s Ames National Laboratory, relies on computer models, equations, and figures to understand the behavior of new nanomaterials.

Dec 27, 2022

Seemingly Magical — How To Fire Projectiles Through Materials Without Breaking Anything

Posted by in categories: nanotechnology, particle physics

Researchers at Vienna University of Technology have discovered why sometimes spectacular micro-explosions occur and other times ultra-thin layers of material remain almost intact when charged particles are shot through them.

It may seem like magic that some materials can withstand being shot through with fast, electrically charged ions without exhibiting holes afterward. This phenomenon, which would be impossible at the macroscopic level, becomes possible at the level of individual particles. However, not all materials exhibit this behavior. In recent years, various research groups have conducted experiments with varying results.

Vienna University of Technology researchers have been able to provide a detailed explanation for why some materials are perforated while others are not. This is of particular interest in the processing of thin membranes, which are designed to have tailor-made nano-pores that can trap, hold, or allow specific atoms or molecules to pass through.

Dec 24, 2022

How nanomaterial influences gut microbiome, immune system: Research

Posted by in categories: biotech/medical, health, nanotechnology, wearables

“This shows that we must factor the gut microbiome into our understanding of how nanomaterials affect the immune system,” said the paper’s corresponding author Bengt Fadeel, professor at the Institute of Environmental Medicine, Karolinska Institutet. “Our results are important for identifying the potential adverse effects of nanomaterial and mitigating or preventing such effects in new materials.”

ALSO READ: Researchers reveal tomatoes’ health benefits to gut microbes

Graphene is an extremely thin material, a million times thinner than a human hair. It comprises a single layer of carbon atoms and is stronger than steel yet flexible, transparent, and electrically conductive. This makes it extremely useful in a multitude of applications, including in “smart” textiles equipped with wearable electronics and as a component of composite materials, to enhance the strength and conductivity of existing materials.

Dec 24, 2022

Software lets researchers create tiny rounded objects out of DNA. Here’s why that’s cool

Posted by in categories: biotech/medical, nanotechnology

Marvel at the tiny nanoscale structures emerging from research labs at Duke University and Arizona State University, and it’s easy to imagine you’re browsing a catalog of the world’s smallest pottery.

A new paper reveals some of the teams’ creations: itty-bitty vases, bowls, and hollow spheres, one hidden inside the other, like housewares for a Russian nesting doll.

But instead of making them from wood or clay, the researchers designed these objects out of threadlike molecules of DNA, bent and folded into complex three-dimensional objects with nanometer precision.

Dec 24, 2022

Our Matrix-like Computational Universe: Programmable Realities & Cybernetic Apotheosis

Posted by in categories: biotech/medical, nanotechnology, neuroscience, robotics/AI, singularity, transhumanism, virtual reality

Do we live in a matrix? Is our universe a metaverse in the next universe up? What is the code of reality? Is this a simulated multiverse? Can we cheat death and live indefinitely long? These are some of the questions we discuss in this recent talk.

#CyberneticTheory #CyberneticSingularity #DigitalPhysics #CodeofReality #CyberneticTheoryofMind #EvolutionaryCybernetics #consciousness #PhilosophyofMind #OmegaPointCosmology #PhysicsofTime #SimulationTheory #GlobalMind #SyntellectHypothesis #AGI #VR #Metaverse #TechnologicalSingularity #Transhumanism #Posthumanism #CyberneticImmortality #SyntheticTelepathy #MindUploading #neurotechnology #biotechnology #nanotechnology #FermiParadox #DarkMatter #DarkEnergy #cybergods ​#cybernetics

Dec 24, 2022

Driving a One-Way Flow with a Two-Way Field

Posted by in category: nanotechnology

A design for a nanopump that uses an alternating electric field could allow researchers greater control over nanoscale fluid flows.

Dec 19, 2022

Research team develops direct laser writing system for high-resolution, high-efficiency nanofabrication

Posted by in categories: computing, nanotechnology

Peripheral photoinhibition (PPI) direct laser writing (DLW) is a lithography technique used to fabricate intricate 3D nanostructures that are widely employed in photonics and electronics. PPI-DLW uses two beams, one to excite the substrate and cause polymerization and the other to inhibit and quench the excitation at the edges. The capacity is limited in some systems, which can be improved through multifocal arrays. However, computing these beams is both time-and memory-intensive.

Recently, a group of researchers from Zhejiang University developed a parallel peripheral-photoinhibition lithography (P3L) system that can achieve higher efficiency nanoscale fabrication. Their work is published in Advanced Photonics

“The P3L system uses two channels, which allows the execution of different printing tasks and permits the system to fabricate highly complex structures with different periodicities,” says senior author Xu Liu.

Dec 18, 2022

Transhumanism and Human Genetic Engineering — ROBERT SEPEHR

Posted by in categories: bioengineering, genetics, life extension, nanotechnology, robotics/AI, transhumanism

Transhumanism advocates the use of current and emerging technologies such as genetic engineering, artificial intelligence, and nanotechnology, to augment human capabilities, enhance longevity, and improve cognition. The term “designer baby” refers to a child who would develop from an embryo or sperm or egg that had been genetically altered. Is there a covert political agenda behind this allegedly altruistic scientific movement?

Robert Sepehr is an anthropologist and author.
(books also available through other book outlets)
http://amazon.com/Robert-Sepehr/e/B00XTAB1YC/

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