Articles tagged with Nanotechnology
Researchers at KIT's Institute for Advanced Membrane Technology found that the interplay of hydrodynamic forces, friction, and forces of attraction and repulsion affects adsorption in membrane nanopores. This study provides basic findings with respect to water processing and may benefit ultra- and nanofiltration processes controlled by...
Researchers developed protein-like polymers to disrupt the Keap1/Nrf2 protein-protein interaction, preventing cellular damage and oxidative stress. This approach holds promise for treating neurodegenerative diseases such as Alzheimer's, Parkinson's, and ALS.
Researchers develop X-ray attosecond transient absorption spectroscopy in liquids to study electron movement and newly ionized molecules. The technique resolves a long-standing debate about the structural shapes of water, demonstrating conclusively that signals are not evidence for two distinct motifs.
Researchers at Delft University of Technology have created a new technology that can identify individual full-length human proteins with great precision. This breakthrough technique uses FRET X to detect amino acids in patient samples, allowing for earlier disease diagnosis and more effective treatment.
Researchers developed Subak, a cost-effective method to detect nuclease digestion using fluorescent silver nanoclusters. The tool reduces costs of nucleic acid detection tests, such as those used for COVID-19 identification.
Researchers from Pohang University of Science & Technology employ linker ions to pioneer three-dimensional microprinting technology applicable to inorganic substances and other various materials. The team successfully crafts inorganic porous structures with dimensions below 10 μm without specialized equipment.
A new technique enables researchers to identify and control a greater number of atomic-scale defects in diamonds, which can be used to build larger systems of qubits for improved quantum sensing. This approach uses a specific protocol of microwave pulses to locate and extend control to additional defects.
Researchers developed a compact facial recognition system that uses metasurfaces to create high-resolution images. The new technology recognized Michelangelo's David with similar accuracy as existing smartphone systems, using significantly less power and space.
The UK Centre for Multimodal Correlative Microscopy and Spectroscopy (CoreMiS) will enable researchers to analyze environmental samples with unprecedented detail. CoreMiS has already been used to study ancient artifacts, detect pollutants in drinking water, and investigate antimicrobial resistance.
The review discusses the mechanism of CRISPR/Cas9 and its challenges in delivering genome editing to cancer cells. Nanotechnology-based delivery systems, such as nanoparticles and exosomes, have shown promise in improving the efficiency and specificity of CRISPR/Cas9 gene editing.
Researchers developed a wireless method to effectively reduce motor dysfunction in people with Parkinson's disease using magnetogenetics. The treatment showed improved motor function and no significant damage in and around the brain, suggesting it could be a safer alternative to traditional implanted DBS systems.
Scientists have developed a technology to recycle used clothes by separating different fibers, which could significantly increase textile recycling rates. The method uses heat and chemicals to break down elastane fibers in mixed fabrics, allowing for the processing of materials that were previously impossible to recycle.
A team of scientists has developed a method to synthesize large-area 2D materials with atomic thickness, exposing single facets. These samples exhibit high crystallinity and ordered domain orientation, making them ideal candidates for studying facet-dependent properties.
Researchers developed a novel cancer sensor using viral enhancement and nanomaterials, achieving ultra-high sensitivity in detecting breast cancer cells. The new P-DBS technology outperformed existing electrical-based sensors in terms of sensitivity and signal contrast.
The study reveals ballistic transport of electrons in graphene, enabling fast speed and low energy consumption. By mapping the 'reflectance' of the sample with ultrafast lasers, researchers observed electrons moving ballistically in real time.
Researchers at Singapore University of Technology and Design propose a new unifying framework to identify low-risk materials for further development. The team screened 3,000 entries in the materials database to find 25 candidate materials that exhibit high performance and are sustainable at the material level.
A new technique for photon detection has been developed by UCF researcher Debashis Chanda, offering ultra-sensitive detection at room temperature. The method uses a phase-change material to modulate the frequency of an oscillating circuit, paving the way for low-cost, high-efficiency uncooled infrared detectors and imaging systems.
Researchers from MIT have developed a new method to integrate fragile 2D materials into devices, opening the path to next-generation devices with unique optical and electronic properties. The technique relies on engineering surface forces available at the nanoscale, allowing for pristine interfaces.
Researchers have successfully fabricated a self-assembling photonic cavity with atomic-scale confinement, bridging the gap between nanoscopic and macroscopic scales. The cavities were created using a novel approach that combines top-down and bottom-up fabrication techniques, enabling unprecedented miniaturization.
Researchers at the University of Sydney have invented a compact silicon semiconductor chip integrating electronics with photonic components, significantly expanding radio-frequency bandwidth and filter control. The new technology has potential applications in advanced radar, satellite systems, wireless networks, and telecommunications,...
A multidisciplinary research project aims to improve carbon nanotube synthesis efficiency, enabling more sustainable alternatives to heavy industry materials. The project, led by Rice University's Matteo Pasquali, has received a $4.1 million grant from the Kavli Foundation.
Researchers have developed a new self-assembling nanosheet that can create functional and sustainable nanomaterials for various applications. The material is recyclable and can extend the shelf life of consumer products, enabling a sustainable manufacturing approach.
A team of researchers at MIT has discovered a process where light can directly cause evaporation without heat, exceeding the thermal limit. This phenomenon could explain natural phenomena like fog and clouds, and enable new approaches to desalination.
Researchers have created a scalable and dust-resistant nanocellulose-based aerogel film radiative cooler to reduce daytime cooling efficiency. The material offers robust solar scattering and infrared emissivity, providing a sub-ambient temperature reduction of 6.9°C under direct sunlight.
The study sheds light on the mechanisms that sustain SARS-CoV-2 in the body, revealing that ORF6 interacts with host proteins and disrupts mRNA transport. The researchers found that ORF6 aggregates into amyloids, which can lead to complications in COVID-19 symptoms.
Researchers at Osaka University have developed a novel platform that combines nanopore technology with artificial intelligence to detect different coronavirus variants quickly. The platform was tested on 241 saliva samples and detected the Omicron variant 100% of the time.
The novel nanomotor performs pulsing movements using a clever mechanism, fueled by nucleotide triphosphates, and can be easily combined with other structures. The researchers plan to install the motor as a drive in complex machines and optimize its performance.
Engineers developed a nanoparticle vaccine targeting S100A9, a protein that attracts cancer cells to the lungs. The vaccine significantly reduced lung tumor growth and improved survival rates in mice with metastatic breast cancer after surgery.
Researchers at Gwangju Institute of Science and Technology (GIST) have developed a deep learning-based biosensing platform called DeepGT, which can accurately quantify nanoscale bioparticles, including viruses. The platform harnesses the advantages of Gires-Tournois biosensors and AI to refine visual artifacts and extract relevant info...
The study successfully observed the chiro-optical effect at the nanoscale, demonstrating the ability to analyze the chiral structure of matter using light. Different images were obtained when illuminating with right- or left-circularly polarized light, clarifying that local handedness can be distinguished.
Researchers at IBS Center for Quantum Nanoscience created a novel electron-spin qubit platform assembled atom-by-atom on a surface, demonstrating ability to control multiple qubits. This breakthrough enables application of single-, two-, and three-qubit gates.
A team of scientists at Osaka Metropolitan University has made significant strides in precision printing using an optical vortex laser-based technique. This innovation enables the precise placement of minuscule droplets with micrometer-scale accuracy, opening up new possibilities for microprinting technologies.
The team created a proof-of-concept nanocapsule capable of delivering specific payloads to targeted locations, with potential applications in drug delivery, nutrient transport, and other fields. By using calcium metal ions as building blocks, they can generate identical reservoirs for different substances.
A team of researchers has developed a color-shifting coating inspired by the Namaqua chameleon's ability to regulate its body temperature. The coating can keep buildings cool in summer or warm in winter without additional energy, saving considerable amounts of energy for regions with multiple seasons.
A research team at Göttingen University has developed plasmonic molecules from nanoparticles using a novel process that precisely arranges the particles. This breakthrough enables the creation of large quantities of these compounds, which can be used for various functions in nanotechnology.
A recent study presents an exciting new way to measure the crackling noise of atoms in crystals, enabling the investigation of novel materials for future electronics. The method allows researchers to study individual nanoscale features and identify their effects on material properties.
A new study presents a promising method for developing user-defined agents that can selectively target and destroy malignant cells. The agents, called programmable T-cell engagers (PTEs), are created with DNA origami and can be fitted with different antibodies to target specific tumor cells.
Rice University chemists have discovered that gold nanoparticles are synthesized from gold buckyballs, a finding that could revolutionize nanoparticle synthesis. This discovery was made by Matthew Jones and Liang Qiao, who found that the commonly used golden 'seed' particles were actually cousins of the original buckyballs.
Researchers at the University of Jyväskylä have shown that sound waves can tunnel through vacuum gaps in certain situations, particularly with piezoelectric materials. The phenomenon has potential applications in microelectromechanical components and heat control.
A team of researchers has found a way to control the spin density in diamond by applying an external laser or microwave beam. This technique could enable the development of more sensitive quantum sensors and improve the sensitivity of existing nanoscale quantum-sensing devices.
Researchers at the University of Oxford have developed a nanopore-based method to detect post-translational modification variants in proteins. The technique uses directional water flow and measures electrical current disruptions, enabling precise analysis of complex biological processes.
Researchers from Anglia Ruskin University have successfully grown retinal pigment epithelial cells on a nanofibre scaffold treated with fluocinolone acetonide, showing increased resilience and growth. This breakthrough technology has great potential for developing ocular tissue transplantation to treat age-related macular degeneration.
Researchers have developed a novel DNA-filtering system using α-hemolysin nanopores to reduce contamination in single-molecule DNA extraction. The technique, which uses phospholipids and the PCR clamp method, achieved a 99.98% reduction in DNA contamination.
Researchers at Rice University have created a new type of storage container that effectively prevents surface contamination for at least six weeks. The technology relies on an ultraclean wall with tiny bumps and divots, which attracts VOCs in air inside the containers.
Researchers at Leipzig University have developed a new method to visualize the activity of CRISPR-Cas protein complexes, allowing for precise observation of gene recognition. The study reveals that base pairing with RNA is not energetically advantageous, but becomes stable only after the entire sequence is recognized.
Rice University scientists use light-activated molecular machines to trigger intercellular calcium signals, revealing a powerful new strategy for controlling cellular activity. The technology could lead to improved treatments for people with heart problems, digestive issues, and more.
A new technique allows for the precise growth and placement of halide perovskite nanocrystals, enabling the creation of functional nanoscale devices such as nanoLEDs. This breakthrough could lead to applications in optical communication, computing, and display technology.
Researchers found that disordered organization of proteins boosts energy transfer efficiency, allowing nearly every photon to generate an electron. This finding could lead to better understanding of photosynthesis and potential applications in artificial systems.
A pioneering device captures single proteins stochastically, detecting them digitally at high concentrations. This breakthrough could lay the foundation for personalized disease prevention and treatment.
Researchers have developed a highly efficient electrode for solid oxide electrolysis cells, enabling high-efficiency carbon dioxide reduction. The high-entropy perovskite-type symmetrical electrode incorporates Fe-Co-Ni-Cu quaternary alloy nanocatalysts, showing exceptional catalytic activity and stability.
Researchers have developed a new method to manipulate the shape of double-stranded DNA, known as triplex origami, which can create compacted structures with unique properties. This breakthrough has implications for gene therapy, nanoscale materials engineering, and our understanding of biological processes.
A team of researchers from China and the UK has developed new ways to optimise the production of solar fuels by creating novel photocatalysts. These photocatalysts, such as titanium dioxide with boron nitride, can absorb more wavelengths of light and produce more hydrogen compared to traditional methods.
Scientists have developed a novel mechanochemistry method that can manufacture chemicals without toxic solvent waste, reducing energy consumption and pollution. The technique uses organic chemistry and nanotechnology to push molecules together and create chemicals.
Researchers at The University of Tokyo have developed a new atomic layer deposition (ALD) technique for depositing thin layers of oxide semiconductor materials, resulting in high carrier mobility and reliability. This breakthrough enables the production of devices with normally-off operation, high mobility and reliability.
Researchers have successfully characterized a single atom using X-ray beams, detecting its elemental type and chemical properties. This breakthrough could revolutionize fields like quantum information technology, environmental science, and medical research by enabling the study of individual atoms.
University of Washington researchers have detected atomic vibrations, also known as phonons, in a two-dimensional atomic system. The discovery could help encode and transmit quantum information through light-based systems.
Researchers have developed a new method for designing metasurfaces using photonic Dirac waveguides, enabling the creation of binary spin-like structures of light. This advances the field of meta-optics and opens opportunities for integrated quantum photonics and data storage systems.
PolyU researchers have developed optoelectronic graded neurons that can perceive dynamic motion, achieving an information transmission rate of over 1000 bit/s. This breakthrough enables highly accurate motion recognition, surpassing conventional image sensors by up to 99.2% accuracy.
The new PCR technique enables scalable DNA data storage, making large, energy-guzzling data centers obsolete. The technology stores data in compact, long-lasting DNA files that can be easily searched and retrieved using fluorescent labels.
A team of researchers has created a touch-responsive fabric armband that can be used as a keyboard or sketchpad. The device uses a pressure-sensitive hydrogel sandwiched between layers of knit silk to interpret user input, allowing for real-time writing and gaming on computers.