Articles tagged with Nanotechnology
Fourteen top scientists propose five critical challenges for nanotechnology risk research, including identifying potential health and environmental hazards. They will discuss their recommendations at a live webcast on November 16th, 2006.
Researchers used atomic force microscopy to study DNA's flexibility, finding it can bend into tight structures without large forces. The findings shed light on molecular properties viewed at different magnifications and have implications for cell biology and gene regulation.
Researchers at the University of Pittsburgh have developed a general model to study large-scale shape changes in responsive gels. Their gel lattice spring model captures two-dimensional deformations and chemical reactions within swollen networks of polymers, revealing dynamic patterns and oscillations in the gel's shape.
Researchers William Minicozzi and Tobias H. Colding break new ground in understanding minimal surfaces, discovering they are composed of fundamental building blocks like planes, catenoids, and helicoids. This breakthrough has significant implications for fields such as nanotechnology, where minimal surfaces can be extremely useful.
The LifeChips program aims to develop broad-based skills in students combining engineering, physical sciences, biological sciences, and medicine for life science research. Graduates will be prepared to lead the next generation of LifeChips research, making scientific discoveries and transforming them into technologies.
Researchers use computer simulations to gain insights into material properties and behavior that cannot be observed through experiments. Simulations have been shown to accurately predict the reliability of materials that coat surfaces, offering a more complete understanding than traditional experimental methods.
Scientists design molecular machines that can switch between functional units and demonstrate reversible switching behavior when exposed to acid and base. The study showcases the potential for organizing molecular machines on surfaces, paving the way for future development of molecular computers.
Scientists at Delft University of Technology successfully controlled and addressed individual microtubules by applying electrical forces to steer them towards specific directions. This breakthrough allows for efficient transportation of molecules within biological cells, opening new avenues for nanotechnology applications.
The Center for Responsible Nanotechnology has published a collection of essays from leading thinkers on the societal implications of molecular manufacturing, a form of advanced nanotechnology. The essays examine both the benefits and risks of this technology, which could revolutionize industries and impact nearly all aspects of society.
A novel ceramic oxide of manganese has been found to function as a self-assembled layered integrated circuit, conducting electricity only in certain directions. This opens up the possibility of constructing thin metal layers insulated from other layers, enabling more efficient and powerful devices.
Researchers are working on developing new diagnostic tools using nanotechnology to identify biomarkers for diseases. This could lead to earlier detection and more effective treatment, reducing the economic and social impact of diseases.
A team at the University of Bristol has created microphones based on the structure of a locust's eardrum, allowing them to detect extremely faint sounds. By studying the nanoscale movements of an insect's hearing system, researchers have gained insights into developing tiny sensors that can analyze sound frequencies.
The Center for Responsible Nanotechnology has brought together world-class experts to discuss the societal implications of nanotechnology. The group, known as the Global Task Force, aims to develop comprehensive recommendations for the safe and responsible use of molecular manufacturing, a form of advanced nanotechnology.
The University of Pittsburgh has received a $5 million gift from the John M. and Gertrude E. Petersen Foundation to support its Institute of NanoScience and Engineering. This funding will enable researchers to investigate complex scientific and engineering challenges, leading to potential breakthroughs in various fields.
Researchers are developing nanotechnology approaches for oral health diagnosis and treatment, including precise drug delivery using dendrimers and PEBBLES-probes. These systems aim to increase the effectiveness of anti-cancer drugs and control mineral composition in bone tissue.
Kereos is developing a nanotechnology program to diagnose and treat cancer, detecting solid tumors as small as 1-2 mm. The technology can deliver high concentrations of chemotherapeutic agents to tumors with low standard doses.
Researchers discovered that surfactant micelles assemble into specific structures on a graphite surface due to van der Waals interactions, overcoming Brownian motion. The dynamic nature of these micelle structures opens new horizons for exploration and potential technological applications.
A new microscope combining confocal and atomic force microscopy enables three-dimensional imaging of samples at the atomic level. Researchers can study material structure and link small changes on the cell membrane with structures inside a cell.
A new laser-based method for measuring millimeter distances has been developed and demonstrated by a physicist at the National Institute of Standards and Technology (NIST). The technique measures frequency rather than wavelength, achieving an uncertainty of 10 picometers.
The Center for Nanotechnology in Society at ASU will develop a new model for understanding the interactions of technology and society. It aims to encourage informed discussions, improve policy choices, and technological outcomes for everyone.
The Burnham Institute will collaborate with a team of researchers to develop nano-devices that target tumor cells, improve diagnostics and tracking of cancer cells. The project aims to deliver imaging agents and therapeutics directly to cancer cells using 'nano-homing' devices.
Researchers use atom interferometer to confirm idea that atomic wave shortens and lengthens depending on distance from surface. The measurement tells nanotechnologists how small devices can be before van der Waals interaction becomes a concern.
Scientists have built molecules that can move large droplets of liquid across surfaces and up slopes against gravity. This breakthrough could lead to the development of artificial muscles and smart materials with potential applications in drug delivery and nanotechnology.
Researchers at UCLA have successfully created a nano valve that can trap and release molecules on demand, controlling them at the nano scale. The device uses switchable rotaxane molecules attached to a tiny piece of glass, allowing for precise control over molecule movement.
Researchers at Berkeley Lab's Center for X-Ray Optics achieved a resolution of better than 15 nanometers using zone plate lenses, surpassing previous limits. The new technique allows for the fabrication of small three-dimensional structures and has potential applications in biology, chemistry, and nanotechnology.
The Burnham Institute has been awarded $13 million by the NIH to develop novel nanotechnology solutions for diagnosing and treating heart disease. The program aims to target vulnerable plaque, which can rupture and cause cardiac issues, with innovative nano-devices and self-assembling polymers.
A multi-disciplinary team, led by UCSB professors, aims to develop novel technologies to diagnose and treat heart disease. The team will focus on creating nano-delivery vehicles, molecular nano-stents, and bio-nanoelectromechanical systems (BioNEMS) to target vulnerable plaque.
A new survey seeks insights from leading researchers on factors driving creativity in human genetics and nanotechnology. The study aims to identify the environmental and institutional circumstances that contribute to innovative breakthroughs.
Researchers at University College London have discovered how a well-specified bath affects the qubits in a crystal, which behaves as a primitive quantum computer. The study suggests that the effect can be controlled by radio waves and temperature of the bath, paving the way for stable quantum computing.
Researchers at UAlbany-CNSE have successfully created ferromagnetic silicon, which can maintain a permanent magnetic field above room temperature. This breakthrough has the potential to revolutionize spintronic devices, enabling faster and more efficient computing.
The collaboration aims to measure the performance of transistors with a target spatial resolution better than 10 nanometers, critical for controlling and improving semiconductor integrated circuits. The new technique will facilitate more accurate measurements, helping chip manufacturers reduce costs and time to market.
The Online Journal of Nanotechnology at AZoNano.com provides free access to high-quality articles on all aspects of nanotechnology. The revenue from advertising and sponsorship will be distributed among authors, peer reviewers, and site administrators, ensuring inclusive access to knowledge.
The grant will fund new research in high-risk areas, improve infrastructure, and enhance commercialization of nanotechnology to spur business growth. The award supports Penn State's role as an engine for economic growth in the central region and Commonwealth.
A new paper by Chris Phoenix and K. Eric Drexler argues that self-replication is not necessary for building an efficient molecular manufacturing system, contrary to previous understanding. Instead, simple robot-arms in larger factories are a more practical solution.
The Kavli Institute will bring together world-renowned thinkers in nanoscale science to address major challenges and opportunities. The institute aims to define a path for progress in creating significant new science by sponsoring seminars and symposia on emerging themes in nanotechnology.
The grant will fund a five-year program creating nanoscale materials for basic science and various applications, including medicine and microelectronics. The Vanderbilt-Fisk Interdisciplinary Program aims to enhance graduate education and research collaborations between the two schools.
Researchers found that moderate blood dilution can cause measurable kidney damage in patients undergoing coronary artery bypass surgery. The risk increases with patient body weight, and transfusions may also contribute to kidney injury.
Researchers at Purdue University have captured the clearest image yet of the T4 virus's docking bay, a complex structure that allows it to infect its host. This breakthrough could lead to new strategies for stopping viral infections and developing novel antibiotics.
Researchers discovered that Rad54 and Rad51 proteins form a molecular machine that can repair DNA damage by moving nucleosomes along the strand and stitching new DNA into place. This process becomes more efficient with the addition of Rad51, which binds to single strands of DNA.
Dr. Uma Chowdhry highlights emerging technologies, including biotechnology and nanotechnology, to develop new products and processes using renewable resources. DuPont has set goals to derive 25% of revenues from non-depletable resources by 2010.
Researchers at Arizona State University have developed a technique called photocapillarity that uses light beams to pull water up tiny tubes, overcoming challenges in building nano-scale pumps and valves. This technology may one day be used for targeted distribution of medicine in the body.
The US Department of Energy approved funding for the Center for Integrated Nanotechnologies, which will serve as a gateway to Los Alamos and Sandia national labs. The CINT collaboration aims to integrate nanotechnology into the macroscopic world, with potential applications in sensor development, security measures, and nuclear deterrence.
Researchers at Texas A&M University have developed a nanotech control device that achieves six degrees of freedom for precise positioning in nanotechnology and telesurgery. The device eliminates mechanical contact and friction, improving accuracy and resolution, while decreasing manufacturing costs and increasing reliability.
Researchers at Virginia Tech are exploring the development of new sensor approaches using nanotechnology, aiming to detect DNA and other biological compounds. They also aim to improve computational capacity by understanding electronic transport properties in molecular wires.
The Kavli gift will enhance program flexibility and accommodate more scientists due to the institute's growing popularity. UCSB Chancellor Henry Yang praises the gift, calling it a 'lasting impact' on the scientific community.
A new paper predicts that silicon semiconductors can continue miniaturization for at least two decades, driven by clever engineering and nanotechnology innovations. The researchers identify the fundamental limits governing future miniaturization, including energy requirements and material constraints.
A $2.75 million endowment will enhance Cranfield's research in nanotechnology, enabling the creation of new professorial posts and research fellowships. The donation is seen as a timely boost to support Britain's wealth creation through this key technology.
The Commonwealth of Pennsylvania has awarded a $10.5 million grant to co-directors David E. Luzzi and Kambiz Pourrezaei, aiming to remaking the region as 'Nanotech Valley.' The Regional Nanotechnology Center will fund interdisciplinary research and promote collaboration between academia and local industries.
Researchers from around the world will gather at Ohio State University for the first comprehensive international conference on micro- and nanotechnology. Highlights include new techniques for building tiny blood vessels in the heart and a skin patch containing microscopic needles that inject medication painlessly.