Articles tagged with Nanotechnology
Researchers created an AI model to design peptides targeted by proteases, which are overactive in cancer cells. The peptides can be detected in urine, revealing specific types of cancer. This technology could lead to at-home tests for various cancers.
Scientists have created a high-performance cathode material for aqueous zinc-ion batteries by converting a layered MXene into an amorphous form. The new material, a-V₂CT_x, shows remarkable improvements in capacity, charging speed, and durability.
A team of scientists at IISc has created tiny molecular devices that can be tweaked to perform diverse functions, including behavior as a memory unit, logic gate, selector, analog processor or electronic synapse. The devices' unique chemistry enables adaptability and the ability to store information, compute and adapt in real time.
Researchers reviewed magnetic materials preparation, structural design and actuation systems for medical applications, highlighting potential in targeted drug delivery, minimally invasive surgery and disease diagnosis. Despite challenges, the authors emphasize magnetic soft robots' potential to reshape future healthcare practices.
Researchers introduce a universal, nondestructive direct photolithography method for QD patterning, enabling precise control over fragile surface chemistry. The study demonstrates high-resolution patterns exceeding 10,000 pixels per inch and boosts device efficiency.
Researchers developed a magnetic nanocomposite that combines magnetic heating properties with bioactivity to treat bone cancer and support new bone growth. The material promotes tissue regeneration while selectively destroying cancer cells under an alternating magnetic field.
Researchers at Pusan National University have discovered a new, faster method for treating lightweight magnesium metals using electropulsing technology. The technique, which involves applying electric pulses to the metal, can accelerate grain growth and improve mechanical properties.
Researchers developed an electronic nose that can detect and identify two common indoor mold species using nanowires. The e-nose measures changes in electrical resistance to gas molecules interacting with a sensing material, proving its potential for fast and objective monitoring of indoor air quality.
A new study explores the use of zinc oxide nanocrystals in the defluorination process of perfluoroalkyl substances. The research finds that ligand-capped ZnO NCs can efficiently break down PFOS, a persistent contaminant, with high defluorination rates and reusability demonstrated.
Researchers at Ludwig-Maximilians-Universität München identify two mechanisms of chemical interface damping, crucial for determining plasmon energy loss. The study opens opportunities for light-driven catalysis, sensing technologies, and energy-efficient chemical processes.
MIT researchers developed a new fabrication method to stack multiple functional components on top of one existing circuit, reducing energy wasted during computation. The new approach enables the production of more energy-efficient electronics, boosting computation speed and reducing electricity consumption.
Researchers developed a novel bioelectronic material that transforms from a rigid film to a soft, tissue-like interface upon hydration, enabling seamless integration with living tissues. The device, called THIN, has been shown to record biological signals with high fidelity and stability in animal experiments.
Researchers discovered 'hot spots' around atomic defects in diamonds that briefly distort the surrounding crystal, affecting quantum-relevant defects. The findings indicate optical techniques used to control defects may unintentionally generate small pockets of heat, potentially affecting diamond-based quantum devices.
Researchers have successfully assembled higher-order supramolecular polymers through cooperative interactions between aryl barbiturate molecules. The study's key findings include the intentional weakening of p-conjugated core interactions to promote alkyl−alkyl interactions, resulting in unique assembly and disassembly behavior.
Researchers at University of Jyväskylä discovered fundamental design principles for greater stability in metallene interfaces. They found that smooth, well-aligned geometries provide strong resistance to defects and mechanical strain.
Scientists have developed a predictive framework for 2D semiconductor industry, enabling the creation of high-performance printed transistors and circuits. This technology has the potential to manufacture low-cost, flexible, and high-performance 2D electronics for various applications.
Extracellular vesicles can mediate communication between cells and tissues, influencing processes like immune signaling and cancer progression. Researchers have developed a practical, scalable EV-isolation platform that operates without preprocessing steps or specialized equipment.
Researchers at Chalmers University of Technology have developed a new material that uses metal-organic frameworks to physically injure and kill bacteria, preventing biofilm formation without antibiotics or toxic metals. This innovation eliminates the risk of antibiotic resistance and has potential applications in various industries.
Professor Owen Guy has received the SEMI Academia Impact Award for his outstanding contributions to semiconductor research, innovation, and industry-academia collaboration in Europe. He is Director of Swansea University's Centre for Nanohealth and a member of its Centre for Integrative Semiconductor Materials.
A novel nanogel technology has been developed to kill drug-resistant bacteria, including Pseudomonas aeruginosa and Escherichia coli, with high selectivity and efficiency. The technology uses a heteromultivalent nanogel that binds to specific proteins on the bacterial surface, disrupting the membrane and leading to rapid bacterial death.
Researchers at Waseda University have demonstrated a transformative approach for realizing skyrmion logic based on fluidic principles, utilizing the flow behavior of many skyrmions to simplify device operations. This breakthrough enables the development of nanofluidic logic gates with reduced complexity and improved stability.
A team of researchers has successfully developed niobium disulfide metallic nanotubes with predictable properties, a long-sought goal in advanced materials science. The breakthrough was made possible by adding table salt to the growth process, which helped create stable shells and revealed two-layer tubes.
Researchers in Japan have developed a supramolecular polymer system that can adaptively transform into different dimensional states depending on the intensity of light applied, revealing mechanisms behind these dynamic transformations using high-speed atomic force microscopy.
A team of researchers at Tohoku University has successfully created and electrically controlled triple quantum dots in zinc oxide (ZnO), a promising material for quantum computing. This breakthrough opens a new pathway to exploring complex quantum behaviors and developing potential architectures for quantum computation.
A team of Concordia researchers has developed the first micromotors capable of moving through the air without fuel or batteries. The micromotors use heat from near-infrared light to lift and propel themselves, allowing for controlled movement in controlled directions.
Researchers have summarized recent breakthroughs in theranostic nanomaterials, engineered nanoparticles that can both diagnose and treat TBI. These materials can deliver drugs precisely where damage occurs while monitoring biological changes inside the brain.
Biological nanopores have unique ability to control molecular transport but also exhibit complex behavior. Researchers found that electrical charges within the pore influence ion movement and gating occurs when a charge imbalance destabilizes the pore. This study offers way to fine-tune biological nanopores for specific tasks.
Researchers used molecular dynamics simulations to investigate how polyamides adhere to alumina surfaces, finding that adhesion strength depends on polymer chemistry and surface termination. The study offers practical design guidelines for selecting surface treatments and polymer types, enabling the creation of stronger, lighter joints.
The researchers developed a chromatic filtration strategy to narrow the emission spectrum of mechanoluminescent materials, resulting in high spectral resolution and reduced noise. The new technology has significant potential for applications such as wearable sensors and healthcare motion monitoring.
The team's novel findings use metal-organic framework-derived hierarchical porous carbon nanofibers with low-coordinated cobalt single-atom catalysts to enhance redox kinetics and suppress dissolution of lithium polysulfides. This synergistic design enables high-capacity retention and superior rate performance over hundreds of cycles.
Scientists propose 'Environmental Catalytic Cities' with self-purification function to remove air pollutants, using stable and green catalytic materials. This technology could mitigate urban air pollution without extra energy consumption.
Researchers have developed a halide perovskite volatile unipolar nanomemristor that achieves energy-efficient switching with minimal power consumption. The device uses a monocrystal nanocube with chemical composition CsPbBr3, placed between chemically inert contacts, to enable fast computation and readable memory states.
Researchers at Yonsei University have developed a groundbreaking fluoride-based solid electrolyte that enables all-solid-state batteries to operate beyond 5 volts safely. The innovation allows spinel cathodes to operate efficiently and retain over 75% capacity after 500 cycles.
MIT researchers have developed new nanoparticles that deliver the immune-stimulating molecule IL-12 directly to ovarian tumors, eliciting a strong response and clearing tumors in over 80% of mice. This treatment combines with checkpoint inhibitors to launch an attack on cancer cells without causing side effects.
Researchers reviewed novel photonics breakthroughs of 2024, focusing on coupling free electrons with nonlinear optical states in integrated photonic microresonators. This enables ultrafast electron-beam modulation and novel research opportunities for electron imaging and spectroscopy.
Researchers develop distribution-type membrane reactors for efficient carbon dioxide methanation. The study demonstrates the advantages of this approach in controlling reaction rates and temperature profiles. High thermal conductivity membranes produce more methane with selectivity, and their use can accelerate a carbon-neutral society.
A new quantum transport theory reveals how femtosecond time scale thermoelectric fluctuations influence energy control at the nanoscale. Researchers at the University of Jyväskylä have developed a theoretical approach that enables accurate simulations of temperature differences and electric currents in nanoscale junctions formed by sin...
Advanced electron microscopy technique uncovers phase shifts in lithium battery cathodes, revealing spinel- and rocksalt-type structures that contribute to degradation. The study guides the design of longer-lasting batteries with higher energy densities.
Researchers at Hanbat National University have developed a game-changing heat shield technology that provides dual-layer protection for high-temperature alloys. The sequential B-Si coating technology allows these alloys to withstand extremely high temperatures, potentially transforming the aviation industry.
A research team developed a comprehensive manufacturing approach for stretchable synaptic transistors, enhancing electro-mechanical stability and learning accuracy. The architecture of devices plays a crucial role in maintaining stable electrical behavior under deformation.
Researchers developed a nanoparticle system combining lenalidomide and melarsoprol to activate the cGAS-STING pathway, promoting immunotherapy for HCC. The combination therapy significantly reduced tumor growth and improved survival in mouse models.
A new computational method, DIGIT, enables optical microscopes to resolve individual atoms and zero in on their exact locations in a crystal structure. This technique can help guide the design of quantum devices and provide insights into advanced materials.
Researchers at Auburn University found that weak magnetic fields can reshape the behavior of dusty plasmas, slowing down or speeding up nanoparticle growth. This discovery could lead to new plasma-based techniques for creating nanoparticles with tailored properties.
The researchers developed a novel facet-guided metal plating strategy using Zn as the host metal, which promotes uniform metal growth and suppresses dendrite formation. The strategy improved battery stability, retaining 87.58% of its initial capacity over 900 cycles.
Researchers at Yunnan University developed a strategy to improve the performance of printable mesoscopic perovskite solar cells by using liquid gallium nanodroplets as a heteroepitaxial template. The study achieved over 20% efficiency and exceptional stability, paving the way for scalable printing of high-performance solar cells.
Wiley has acquired Nanophotonics, a top-ranked open-access journal in Optics & Photonics. The acquisition enhances Wiley's impact portfolio covering physics, engineering, and materials science, focusing on emerging photonics applications.
Scientists observed tiny but spontaneous distortions in the crystal lattice of Cu_xBi_2Se_3 as it entered a superconducting state. This marks the first clear evidence of a topological superconductor coupling to the crystal lattice, advancing understanding of exotic electronic states.
Scientists at Fralin Biomedical Research Institute are developing nanotechnology-based approaches to reprogram the immune system and overcome tumor defenses. Integrating nanomedicine with immunology promises more precise and effective therapies.
Researchers developed a novel spectroscopic approach to precisely analyze molecular interfaces at material surfaces. The technique uses gap-controlled infrared absorption spectroscopy, combining conventional ATR-IR with advanced data analysis, allowing for the isolation of interfacial molecular signals.
Researchers at Waseda University have developed a new class of polymers with ultralow dielectric loss, enabling high-speed telecommunications. The polymers, specifically poly(2,6-dimethyl-1,4-phenylene sulfide) (PMPS), achieved a low dielectric constant and dissipation factor, making them suitable for future 5G and beyond networks.
Aarhus University researchers have developed a transparent layer with silver nanorings that adapts to sunlight intensity, controlling heat entry through glass without dimming the view. The thermoplasmonic effect reduces near-infrared transmission, lowering cooling demand and CO₂ emissions in energy-efficient buildings.
A new membrane developed by Rice University selectively filters out lithium from brines, achieving high selectivity and using considerably less energy. The membrane's design can be adapted for other valuable minerals like cobalt and nickel, and its durability makes it suitable for large-scale synthesis.
A team led by Carnegie Mellon researchers has developed an innovative at-home urine test to detect over 30 types of early-stage solid tumors. The technology, combining synthetic biology and nucleic acid nanotechnology, aims to provide a precise and convenient way to screen for cancer.
Researchers create nanoscale slots to tune phonon vibrations, enabling ultrastrong coupling and hybrid quantum states in lead halide perovskite. This breakthrough could improve energy flow and performance in optoelectronics.
Dr. Jingyuan Xu, a researcher at KIT's Institute of Microstructure Technology, has made groundbreaking contributions to the development of eco-friendly heating and cooling technologies. Her work focuses on the elastocaloric effect, which enables materials to heat up and cool down without using climate-damaging refrigerants.
Seoul National University researchers create highly stretchable, electrically conductive carbon nanotube-based nanocomposites using vat photopolymerization type 3D printing. The new material is optimized for smart health monitoring applications, enabling real-time pressure distribution detection.
Researchers developed a platform called CRESt that incorporates insights from literature, chemical compositions, and imaging to optimize materials recipes. CRESt uses robotic equipment for high-throughput testing and large multimodal models to further optimize materials recipes.
A new paper in Science reports proven quantum advantage, where entangled light lets researchers learn a system's noise with very few measurements. The experiment cuts the number of measurements needed by an enormous factor, from 20 million years to just 15 minutes.
A new 3D imaging technique combines intensity diffraction tomography with adaptive optics to track subcellular structures over extended periods. This approach achieves high spatiotemporal resolution and molecular specificity, enabling the study of cellular dynamics.
Researchers used ultraflexible probes to track neurons in the visual cortex of mice for 15 consecutive days, revealing that millisecond rhythms explain how the brain maintains a stable picture of the world. The findings provide new insights for brain-computer interfaces, sensory prostheses and therapies for neurological disease.