Articles tagged with Nanotechnology
Phytomedicine, including traditional Chinese medicine, demonstrates dual efficacy against SARS-CoV-2 and acute coronary syndromes. Various herbs and compounds have been found to inhibit viral replication, reduce inflammation, and improve cardiovascular function.
Weizmann Institute researchers developed a nano-MRI device with a resolution of one nanometer, allowing for the imaging of individual molecules. This technology paves the way for high-resolution molecular imaging in materials and pharmaceutical industries.
Researchers have developed a material that can collect moisture from the air and release it onto surfaces without external energy input. The material works through capillary condensation, where water vapor condenses inside tiny pores at lower humidity levels, creating a feedback loop of water harvesting.
Scientists develop high-quality (Ga,Fe)Sb ferromagnetic semiconductor with a record-high Curie temperature of up to 530 K, exceeding previous limits and enabling stable operation at room temperature. The material exhibits excellent crystallinity and superior magnetic properties, making it suitable for spintronics applications.
Triboelectric and piezoelectric nanogenerators convert mechanical energy into electrical energy, enhancing robotic autonomy and efficiency. The technology has the potential to reshape future robotic capabilities, particularly in industrial automation, healthcare, and smart home applications.
Researchers from MIT and SMART extended fresh-cut crops' shelf life by four days at room temperature and 10 days when refrigerated using melatonin-filled microneedles. This technology could reduce global food waste, providing an alternative to refrigeration for regions with limited infrastructure.
A team successfully observed hydrogen and deuterium molecules confined within a picocavity, revealing unprecedented detail about their vibrational modes. The study demonstrates a pronounced isotope-dependent effect, highlighting the potential for advanced molecular spectroscopy and nanoscale sensing.
Researchers have discovered that hydrogen boride nanosheets can inactivate a wide range of pathogens, including viruses, bacteria, and fungi, without the need for light activation. The nanosheets' ability to denature microbial proteins through strong physicochemical interactions confirms their effectiveness in combating various microbi...
Researchers at Johns Hopkins University Applied Physics Laboratory have developed nano-engineered thermoelectric refrigeration technology with controlled hierarchically engineered superlattice structures (CHESS) that is twice as efficient as traditional bulk materials. The CHESS technology offers a scalable alternative to traditional c...
A portable and highly sensitive ethanol sensor has been developed using a copper-based metal–organic framework thin film, enabling precise optical measurements without complex lab equipment. The sensor can visually detect varying ethanol levels, even at low concentrations, and can be integrated with a smartphone app for easy use.
Researchers from Florida Atlantic University and the German Electron Synchrotron mapped the internal structure of blacktip sharks in unprecedented detail, discovering a microscopic 'sharkitecture' composed of densely packed collagen and bioapatite. This intricate structure gives cartilage surprising strength while allowing flexibility.
Researchers developed nano-precipitation-strengthened high-entropy alloys, achieving ultrahigh gigapascals yield strength and superb resistance to adiabatic shear failure. Nanoprecipitates act as dislocation barriers and energy-absorbing islands, dispersing strain energy through order-to-disorder transition.
Researchers successfully integrated femtosecond-pulse VSFG spectroscopy with scanning tunneling microscopy (STM) to detect VSFG signals from molecules in nanoscale gaps. Phase analysis revealed molecular orientation, and the technique's spatial confinement enabled detection of signals from a limited number of molecules.
The 4th Annual MPS World Summit brings together over 1,500 international experts to explore advancements in Microphysiological Systems (MPS) research. This event focuses on drug and chemical safety, disease modeling, and regulatory testing.
A new large-aperture MEMS grating modulator has been developed, offering significant advancements in optical efficiency and scalability for communication systems. The device supports high-speed modulation up to 250 kHz and achieves 90% optical efficiency.
MIT researchers have developed a way to produce large amounts of silk microneedles to deliver agrochemicals and nutrients to plants, showing promising results in treating chlorosis and adding vitamin B12 to tomato plants. The technology has the potential to serve as a new kind of plant interface for real-time health monitoring and biof...
Researchers create silk iron microparticles that can be guided using a magnet to deliver drugs and treatments precisely to sites in the body. The development has potential applications in regenerative medicine, cancer therapies, and cardiovascular disease treatment.
Iron-based magnetic nanomaterials have shown potential in drug delivery, magnetic hyperthermia, and iron deficiency treatment. They influence macrophage reprogramming through enzyme-like activities, modulating intracellular iron metabolism and regulating cell signaling pathways.
Professor Sun has been recognized for her transformative advancements in devices used for disease diagnosis, communication, and military safety. Her multidisciplinary research has secured over $8 million in external funding from premier organizations.
MIT engineers developed ultrathin electronic films that sense heat and other signals, reducing the bulk of conventional goggles and scopes. The new pyroelectric thin film is highly sensitive to heat and radiation across the far-infrared spectrum, enabling lighter, more portable night-vision eyewear.
Researchers use microfabrication techniques to create tiny tattoos on tardigrades, which can survive freezing temperatures and radiation exposure. The technique allows for the creation of biocompatible devices and sensors that could advance medicine and biomedical engineering.
Researchers at Brown University suggest that gold nanoparticles could one day be used to restore vision in people with macular degeneration and other retinal disorders. The nanoparticles, when injected into the retina, can stimulate the visual system and restore vision in mice with retinal disorders.
Researchers have developed a pioneering method that combines atomic force microscopy with artificial intelligence to detect changes in cancer cells at a small scale. This enables more accurate and reliable diagnoses, potentially leading to earlier detection and better treatment outcomes.
A new THz metasurface device can continuously manipulate polarization states on different output planes over a relatively long propagation distance. It achieves this by decomposing incident polarized THz waves into two orthogonal circularly polarized components, which then recombine to produce linearly polarized waves.
A novel AI framework, MULGONET, improves cancer recurrence prediction by integrating genomic, epigenetic and transcriptomic data. The model overcomes limitations of traditional machine learning models by automatically linking genes to biological processes, enabling trans-cancer applicability.
Researchers have developed a fabric-based wireless sensing network composed of a single fiber, enabling self-powered wireless sensing and energy generation. The system can monitor physiological signals, sweat levels, and perform gesture recognition, providing a potential solution for wearable technology.
Researchers at MIT have developed a method to mass manufacture nanoparticles that target cancer cells, eliminating the need for manual polymer mixing and streamlining production. This approach integrates good manufacturing practice (GMP)-compliant processes, making it suitable for large-scale production of cancer treatments.
A team of chemists from Virginia Tech found a way to visualize the intricate structure and chemical reactions of battery interfaces using an X-ray beam line. This breakthrough enables researchers to gain better control over these critical surfaces, potentially leading to cheaper, higher performance batteries.
The University of Turku researchers have developed a new method to create more accurate sensors for detecting subtle changes in the body, such as hormone fluctuations. By purifying and separating single-wall carbon nanotubes, they achieved precise control over their properties and identified their electrochemical characteristics.
Industry researchers and engineers can collaborate with WPI-NanoLSI experts to explore innovative applications of Bio-SPM technology. The advanced imaging capabilities offer the potential to capture nanometer-scale phenomena in motion.
Researchers at Osaka Metropolitan University developed new formulas to calculate key quantum informative quantities, including entanglement entropy and mutual information. These simplified expressions offer fresh perspectives into quantum behaviors in materials with different physical characteristics.
Researchers used a special measurement technique called M4 resonant inelastic X-ray scattering to analyze the electronic structure and bonding properties of actinide atoms. They found that careful measurement enables a better understanding of actinide atoms' electronic structure and bonding properties.
Scientists have found a way to control electrons in molecules using tailored terahertz light pulses, potentially leading to advances in electronics, energy transfer, and chemical reactions. This new method allows for precise control of molecular states essential for processes like solar cells and LEDs.
Researchers explore 3D printing-based fabrication methods to overcome challenges in patterning, stability and oxidation issues. Ink modification strategies and auxiliary printing techniques refine fabrication, enabling precise patterning and complex interconnections.
The article reviews additive manufacturing technology for biomedical metals, enabling customized implants with precise internal structures. It highlights the integration of AI and 4D printing, addressing challenges in production costs, regulatory compliance, and post-processing.
A new photocatalytic chemical mechanical polishing (PCMP) slurry has been developed for Single Crystal Diamond (SCD) polishing, resulting in exceptionally smooth surfaces with minimal damage. The Material Removal Rate (MRR) peaks at 1168 nm·h−1, emphasizing the efficiency and effectiveness of this advanced polishing technique.
The study reveals that relaxor ferroelectrics like lead magnesium niobate-lead titanate (PMN-PT) exhibit improved performance when shrunk down to a precise range of 25-30 nanometers. This 'Goldilocks zone' size effect could enable advanced applications such as nanoelectromechanical systems and energy harvesting.
Naomi Halas' work has pioneered new insights into how light and matter interact at the smallest scales, leading to discoveries in biomedical applications such as cancer therapy and water purification. Her research on plasmonic catalysts could dramatically reduce energy required for chemical reactions.
Researchers developed a novel AAV-equipped nanomachine that successfully overcame gene therapy challenges in mice, including reduced efficiency due to neutralizing antibodies and hepatotoxicity. The nanomachine demonstrated sufficient gene transfer activity and suppressed liver toxicity markers.
A novel double aryne insertion strategy has simplified the production of complex thioxanthones, a type of organic compound with various industrial and medical applications. The new method enables efficient synthesis of diverse thioxanthone derivatives, including functional molecules and photocatalysts.
Researchers propose a new framework describing living matter as a double cascade spanning 18 orders of magnitude in space and time, with critical points marking the emergence of self-replicating machines and complex societies.
Researchers at Aalto University have developed a microscopic spectral sensor that can identify materials with unprecedented accuracy. The device achieves an extraordinary peak wavelength identification accuracy of ~0.2 nanometers, enabling it to distinguish thousands of colours.
Researchers use knowledge of molecular motors to enhance DNA-nanoparticle motors, reducing speed disparities. The engineered motor achieves speeds of 30 nm/s with improved processivity and run-length, comparable to natural motor proteins.
Researchers at TU Graz are developing a self-learning AI system to position individual molecules quickly and autonomously, enabling the construction of highly complex molecular structures. The goal is to build logic circuits in the nanometre range using quantum corrals made from complex-shaped molecules.
Researchers at the University of Utah and UCI have discovered a unique quantum behavior that allows for the manipulation of electron-spin and magnetization through electrical currents. This phenomenon, dubbed anomalous Hall torque, has potential applications in neuromorphic computing.
A Northwestern University-led research team has developed a 2D mechanically interlocked polymer with exceptional flexibility and strength. The material's unique structure exhibits up to 100 trillion mechanical bonds per square centimeter, making it a promising candidate for high-performance body armor.
Researchers from Pohang University of Science & Technology confirm the existence of hidden transport pathways in graphene, which enables faster and more efficient data handling. The study sheds light on the 'Valley Hall Effect' and its role in nonlocal resistance, providing crucial insights for advancing valleytronics device design.
MIT engineers developed a nanofiltration process to capture aluminum ions from cryolite waste, reducing hazardous waste and improving efficiency. The membrane selectively captured over 99% of aluminum ions, enabling the recovery of aluminum and reducing the need for new mining.
MIT researchers developed a biosensing technique that eliminates the need for wires, using tiny wireless antennas with light detection to measure electrical signals from cells. The devices can capture scattered light with an optical microscope and measure signals with micrometer spatial resolution.
Researchers at Université de Montréal successfully recreated two distinct mechanisms that can program the activation and deactivation rates of nanomachines in living organisms across multiple timescales. This breakthrough suggests how engineers can exploit natural processes to improve nanomedicine and other technologies.
The University of Texas at San Antonio has launched the Center for Space Technology and Operations Research, which will advance engineering, technology, and operations supporting space missions. The center will address growing demands from civil, commercial, and national security space agencies and companies.
A team of international researchers successfully controlled the quantum states of matter at ultrafast time scales and its chemical properties with extreme precision using light in the extreme ultraviolet. The technique was demonstrated on helium atoms, enabling the enhancement of selected quantum processes while suppressing others.
A new technique for detecting long wave infrared photons of different wavelengths has been developed by UCF researchers. This method, based on a nanopatterned graphene, offers dynamic spectral tunability and ultrafast response times, surpassing existing cooled and uncooled detectors.
Nanofluidic devices overcome challenges in manipulating tiny objects by suppressing random motion and enabling precise control. This enables the transport and control of individual nanoscale objects, paving the way for transformative advancements in science and engineering.
Scientists at Lund University and Hokkaido University have successfully synthesized 2D gold monolayers with remarkable thermal stability and potential catalytic utility. The team used a novel bottom-up approach combined with high-performance computations to create macroscopically large gold monolayers with unique nanostructured patterns.
Researchers Sergei Kalinin and Chuck Melcher have been named NAI fellows for their groundbreaking work in materials science, radiation detection, and medical imaging. Their inventions have led to significant improvements in oil production, cancer diagnosis, and nuclear security, benefiting public welfare.
Macromolecular chemistry expert Christopher Barner-Kowollik receives Germany's best-funded research prize for his groundbreaking discoveries in photochemistry. His work challenges traditional assumptions and opens new avenues for applications in phototherapy, light-driven synthesis, and materials development.
Scientists at Hiroshima University have created a controlled helix using supramolecular polymerization, which can be used to control the behavior of materials in various scenarios. The new polymer has the potential to improve applications such as memory, sensing devices, and catalysis by controlling its handedness.
Dr Florian Kaiser leads €3 million ERC Consolidator Grant-funded research on quantum integration, aiming to create practical applications and overcome scalability challenges in quantum technologies. The goal is to integrate quantum processors and memories on a single chip, enabling superior performance and minimal energy consumption.
Researchers achieved control over competing reaction outcomes by selectively manipulating charge states and specific resonances through targeted energy injection. This breakthrough has profound implications for pharmaceutical research, potentially improving efficiency and sustainability.