The MIT model provides predictive capabilities for understanding defect nucleation and growth, crucial for nanotechnology. It explains how defects like cracks or dislocations develop from waves in four stages, providing a key finding for materials science.
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.
Researchers have successfully used alfalfa plants as miniature factories to extract and store gold nanoparticles, offering a potential alternative to harsh chemical methods. The process uses the plant's natural physiological need to extract metals from its growth medium.
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 will use tiny devices called nanosensors that can detect early signs of radiation-induced cell damage. The sensors, which pass easily through blood membranes, aim to avoid problems with current implantable sensors and eliminate blood sampling.
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.
The American Chemical Society is examining scientific connections between the US and Cuba, with a focus on fostering Cuban-American research partnerships. Cubans and scientists with Cuban connections will discuss topics such as chemical education and nanotechnology.
Researchers at the University of Illinois are making significant strides in nanotechnology, developing chemical and biological sensors that will be far more sensitive, selective, and cost-effective. They are also creating advanced materials, structures, and devices for various electronic and photonic applications.
Researchers from the University of Warwick, Leicester, and Edinburgh are developing a nanotechnology-based electronic nose that mimics human olfactory sensors. The device aims to improve the sensitivity and processing power of existing electronic noses, allowing for real-time monitoring of environmental pollutants and food safety.
Northwestern University scientists developed a new DNA detection method that excels in sensitivity, selectivity, cost, ease of use, and speed. The technology can detect hundreds of pathogenic agents simultaneously and pinpoint single-base mismatches missed by conventional methods.
Nanosphere has developed ultra-sensitive and specific DNA detection technology using electrical conductivity measurements facilitated by gold nanoparticle probes. This breakthrough can simplify traditional analysis procedures, reducing costs and increasing the speed of hand-held molecular testing devices.
Researchers create protein nanoarrays with features over 1,000 times smaller than conventional arrays, enabling more accurate and efficient detection of biomolecules. The technology, developed by Northwestern University, holds promise for applications in disease screening and biorecognition.
Researchers have successfully attached molecules to the surface of a virus, creating a novel method for immobilizing large molecules on viral surfaces. This technique has potential applications in nanotechnology, materials science, and medicine.
Theoretical physicist Peter Feibelman found that water molecules dissociate near the surface, forming a 3-D ice cube instead of a puckered hexagon. This discovery explains why a flat water layer exists on metal surfaces, which has implications for micro- and nanotechnology.,
Researchers at Northwestern University have developed a method to create triangular nanoprisms in large quantities, which can be used as new diagnostic labels for detecting biological weapons and diseases. The nanoparticles' unique optical properties make them a promising building block for detection science.
Researchers at Ohio State University developed a method to seal tiny plastic parts in medical devices, improving the flow of medicine and fluids through these devices. The technique, called resin-gas injection assisted bonding, alters the surface characteristics of the plastic to suit different medical applications.
Researchers at Ohio State University have successfully created protein-like molecules using dendrimers, which can perform tasks such as delivering medicine to tumors and acting as catalysts for chemical reactions. The molecules are designed to open and close on cue, allowing them to respond to stimuli like light.
Researchers at the University of Michigan developed a new technique combining coherent nonlinear optical spectroscopy and near-field microscopy to detect quantum coherence in extended structures. This breakthrough enables sub-wavelength resolution, bringing nanotechnology closer to sophisticated devices.
The National Science Foundation has awarded six centers for nanoscale research at top universities across the US. These centers will advance information, medical, manufacturing, and environmental technologies, while fostering education programs and public understanding of science and engineering.
The Rice center will focus on the interaction between nanometer-sized materials and water, aiming to develop new medical therapies and solve environmental engineering problems. The center will also provide educational and industrial outreach activities, including training teachers and supporting startup ventures.
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.
The partnership aims to explore the impact of protein folding on diseases using IBM's Blue Gene research project and ORNL's supercomputing power. This effort will scale computer performance to petaflops, enabling breakthroughs in biology, climate science, and nanotechnology.
The Penn team aims to study how simple biological molecules organize themselves into complex structures and develop synthetic self-assembling molecules with similar properties. Their goal is to create new products such as microscopic capsules for drug delivery, strong carbon fibers, and artificial proteins with improved functionality.
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.
President Bill Clinton emphasizes the importance of understanding basic scientific concepts, citing climate change, the human genome, and nanotechnology as key areas of research. He also proposes solutions to improve science education, including paying teachers more or bringing in new instructors.
Researchers at Georgia Tech, HP Labs, and UCLA receive the Feynman Prize in Nanotechnology for their work on building devices with atomic precision. The team, led by Uzi Landman and R. Stanley Williams, successfully created a molecular switch, a key step towards building entire memory chips at the nanoscale.
Researchers have discovered a new method for measuring the molecular properties of materials, allowing them to study nanostructures in unprecedented detail. The Gradient-Field-Raman (GFR) spectroscopy technique reveals unique vibration patterns that couldn't be explained by previous methods.
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 at Ohio State University are investigating ways to re-grow tiny blood vessels to keep damaged heart tissue alive after a heart attack. They have demonstrated that endothelial cells can grow in grooves carved in the surface of a soft transparent gel in the laboratory, paving the way for future transplants.
Researchers are developing microscopic chips called bioMEMS to monitor and treat serious diseases like heart disease and diabetes. These chips could contain stem cells, medication, or sensors to detect mutated genes or cancerous tissues.
Researchers have discovered a virus with an armored coat made of interlocking rings of protein, similar to medieval chain mail suits. The discovery could lead to new designs for nanotechnology, as the unique structure allows for stability while maintaining mobility.
A team of six Brown University professors will explore the human brain's function using tiny electronic structures, potentially enabling computers to mimic human capabilities. The five-year grant aims to develop nanotechnology that can stimulate and record brain cells.
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.
Researchers at Northwestern University have successfully cloned a gene called Prestin, which codes for a protein that plays a critical role in the functioning of outer hair cells. The discovery could hold promise for treating hearing disorders and developing new biocompatible motors for nanotechnology applications.
Researchers at UMass have created a miniature UMass logo using nanotechnology, with potential applications in creating smaller electronic devices and increasing magnetic storage. This breakthrough is part of a larger push to develop new technologies through the study of nature's own self-assembling molecular structures.
Researchers determine tensile strength of individual carbon nanotubes, finding they can withstand forces up to 63 GPa before breaking. This discovery suggests potential applications for ultra-lightweight, high-strength cables and composites.
The 2000 AAAS Annual Meeting will bring together experts from various fields to share research news and discuss key topics such as nanotechnology, genome strategies, and social behavior among primates and humans. The meeting will also feature a special plenary address by U.S. Secretary of State Madeleine Albright.
Researchers at Northwestern University create a new technology called nano-plotter, which enables precise placement of multiple molecules on a solid substrate. This innovation could lead to advancements in molecule-based electronics, molecular diagnostics, and catalysis.
A global system involving human-machine integration will evolve, leveraging ceramic materials and nanotechnology to provide food and clean water. The future may hold composite life forms with organic and inorganic elements.
MIT researchers verify coherence property in atomic beam, a key attribute of optical lasers, and extract controlled fraction of atoms from Bose-Einstein condensate to produce directional stream. This breakthrough may lead to significant innovations in nanotechnology and precision measurements at the quantum level.