Researchers have developed a method to assemble nanoparticles using DNA molecules, enabling targeted delivery of drugs and contrast agents to cancer cells. The approach uses dendrimers, star-like synthetic polymers that can carry multiple molecules, and allows for rapid synthesis and self-assembly of nanoparticle complexes.
The new AEM will enable researchers to gain new insights into the interrelationships between atomic arrangement and material properties. It will support projects in fuel cell research, magnetic nanostructures, smart coatings, semiconductor quantum dots and biomedical research.
Researchers at MIT used nanotechnology to study how malaria affects human blood cells, revealing new insights into the disease's impact. The study could lead to better treatments for malaria and other diseases by understanding how parasites affect cell behavior and function.
Researchers at Berkeley Lab have discovered a way to transform nanocrystals into other materials with different physical and chemical properties through cation exchange reactions. This process is faster and more reversible than previously thought, opening up new possibilities for the development of nanotechnology.
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.
Researchers at the University of Florida have created a new method for detecting bacteria using bioconjugated nanoparticles, which can identify single E. coli bacteria in less than 20 minutes. This technology has significant implications for food safety and bioterrorism detection.
Jennifer West, a renowned bioengineer, has made significant advancements in nanotechnology and tissue engineering. Her research focuses on developing novel biomaterials for vascular grafts that could eliminate the need for vein transplants.
A new partnership aims to develop nanotechnology tools for linking molecular signatures to cancer behavior and clinical outcome. Researchers will create nanoparticles for molecular profiling of cancer, as well as imaging microscopes and software integrated with nanotechnology discoveries.
The National Science Foundation (NSF) has funded the first nanoscale center for learning and teaching, which aims to integrate nanotechnology into existing curricula in grades 7-12. The center will produce modular education materials, expand professional development programs for teachers, and research educational strategies.
Researchers will develop tools for nano-scale manufacturing and apply them to biosensors for early disease detection and nanotube memory chips. The collaboration aims to create new products contributing 2 million jobs and $1 trillion in revenue by 2015.
The university will develop tools and processes for mass-producing devices at the nanoscale level, potentially catapulting the field into a $1 trillion industry by 2015. The center will also assess environmental, economic, regulatory, and ethical impacts of nanomanufacturing.
RIT will receive $1.2 million to study nanomaterials and nanostructures for space photovoltaics, aiming to develop more efficient solar cells for robotic exploration. The goal is to upgrade power supplies, improving performance and range for NASA's robotic missions.
RIT's NanoPower lab has secured a three-year project to improve the efficiency of alpha voltaic batteries for miniature military devices. The team, led by Ryne Raffaelle, will use nanotechnology materials to protect semiconductors from radiation damage.
Professor Ken Donaldson proposes the creation of a new discipline, nanotoxicology, to study the potential harmful effects of nanoparticles. The importance of nanotechnology is debated, but its adverse impacts need to be studied to ensure sustainable development.
A new microfluidic device developed by NIST researchers can be used to make specialty polymers in small amounts or rapidly change polymer ingredients. This allows for systematic analysis of the impact of expensive additives on material behavior, which is crucial for applications in nanotechnology and biotechnology.
Researchers have successfully bridged the 'Kuzyk quantum gap' in molecular nonlinear optics, creating a new hybrid material that can harness light's power. This innovation could lead to faster internet speeds and more efficient communication systems.
Rice University's 'Nanotechnology: Content and Context' course combines technical content with social context to prepare students for a future where nanotech is integral. The course, led by CBEN faculty, explores four theme areas: scale, life, risk, and environment.
A new method developed at NIST measures the strength and stiffness of thin-film samples in under 2 seconds, providing quantitative results for definitive comparisons. This technique has applications in evaluating materials for semiconductors, solar cells, fuel cells, coatings, magnetic storage devices and nanotechnology devices.
The Advanced Carbon Nanotechnology Research Program aims to explore carbon nanostructures for biological and chemical sensors, energy-conversion devices, and electron emission devices. The research will train graduate students and establish interactions with industry and government laboratories.
Researchers at Cambridge University have successfully grown nanometer-scale wires into flower-like structures, which can be used as water-repellent coatings and a base for new solar cells. The unique nanostructures are created by controlling the growth process of silicon-carbon materials using liquid metals.
Researchers at Hebrew University create gold-tipped nanocrystals that offer a solution to problems of building nanoscale transistors and electronic circuits. These nanodumbbells provide strong chemical bonds between the gold and semiconductor, leading to good electrical connectivity.
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.
Researchers have developed a method to transport indium particles along carbon nanotubes using electrical current, enabling high-throughput assembly of nanostructures. This breakthrough could revolutionize the field of nanotechnology by allowing for efficient and precise delivery of atoms.
Researchers have successfully built nanotube transistor devices that can function at very high speeds, potentially leading to faster cell phones and computers. The transistors operate at a frequency of 2.6 gigahertz, switching electrical current on and off in about one billionth of a second.
Researchers at Sandia National Laboratories and the University of New Mexico developed a simple method to form durable nanocrystal arrays using a self-assembly process. The arrays can be used for biological labeling, laser light, catalysts, memory storage, and relief for physicists. The technique also enables the creation of independen...
University of Michigan researchers have developed an ultra-fast laser technique that enables precise nanoscale machining. The method uses femtosecond pulses to selectively ablate features as small as 20 nanometers, making it possible to machine a wide variety of materials on the nanometer scale.
Researchers at Purdue University have discovered self-assembling nanotubes that attach better to titanium-coated implants than uncoated ones, promoting new cell growth and potentially leading to longer-lasting artificial joints. The nanotubes offer promise in biomedical applications and could be tailored for specific parts of the body.
A recent study led by University of Rochester Medical Center professor Günter Oberdörster investigates the link between nanotechnology and human health. The research suggests that nano-sized particles may accumulate in the body and cause harmful inflammation, potentially leading to brain damage or central nervous system disorders.
The ACS national meeting showcased significant discoveries in nanotechnology, including potential vaccine for diabetes and snake venom that removes blood stains. Researchers also explored the benefits of daily honey consumption on heart disease prevention and the impact of adult bone marrow-derived cells on brain and brawn repair.
Researchers at Harvard University developed world's smallest lasers for faster computers, while nanotechnology shows promise in cleaning up industrial sites and removing environmental pollutants. New biological sensors could lead to improved diagnostics and noninvasive imaging techniques.
New Jersey Institute of Technology chemists create a cheap, usable field test for detecting pollutants in water, air, and food. The test uses nanotechnology to concentrate materials and identify trace pollutants, paving the way for lab-on-a-chip devices that can be used by workers or homemaker to quickly detect toxic chemicals.
Research at UC Davis explores the effects of ocean nanoparticles and vehicle emissions on atmospheric conditions. The study aims to develop models for measuring and predicting nanoparticle transients in the atmosphere.
Researchers are developing functional nanoparticles that can be linked to biological molecules, enabling rapid analysis of biopsy tissue from cancer patients. These nanoprobes using quantum dots can monitor the effectiveness of drug therapy and deliver controlled amounts of drugs into genetically classified tumor cells.
Experts predict a widening gap in access to nanotechnology benefits between rich and poor countries, despite its potential to improve lives in developing nations. The paper calls for an international network to assess emerging technologies and promote global public goods.
The new network will provide access to leading-edge fabrication and characterization tools, enable educational outreach to K-12 students, and examine the societal and ethical implications of nanotechnology. NSF funding is expected to be $70-million or higher for five years.
The National Science Board has approved a $70 million award for the National Nanotechnology Infrastructure Network (NNIN), which will create the world's largest and most comprehensive nanotechnology laboratory. The NNIN, led by Cornell University, will provide access to leading-edge tools and instruments, and contribute to developing a...
A new silicon sensor using nanotechnology has shown promising results in detecting the gene for cystic fibrosis and other genetic diseases. The sensor can distinguish between lethal and non-lethal mutations at extremely low levels, potentially leading to faster and more cost-effective genetic testing.
Researchers developed a technique using single-stranded DNA to separate and sort metallic and semiconducting carbon nanotubes, enabling uniform conductivity and advancing nanoelectronic applications. The discovery in the journal Science has significant implications for developing sensitive medical diagnostic devices and mini-transistors.
Experts K. Eric Drexler and Richard E. Smalley disagree on the possibility of molecular assemblers, devices that can precisely manipulate atoms and molecules. Drexler proposes guiding chemical synthesis with reactive molecules, while Smalley questions the feasibility of such devices.
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 Ted Sargent and Alex Vasilescu have been named to Technology Review's TR100 list for their groundbreaking work in nanotechnology, face recognition, and human motion analysis. Their innovative research has the potential to impact various industries, including security, biometrics, and filmmaking.
Researchers at Rice University have developed a technique to sort single-walled carbon nanotubes based on their electronic properties. This allows for the separation of metallic and non-metallic nanotubes, which could lead to significant advances in molecular electronics and device development.
Research by Lehigh University engineer Wei-xian Zhang has shown that nanoscale iron particles can break down organic and heavy metals contaminants in the soil and groundwater. The treatment process is more effective and cheaper than traditional methods, making it a promising solution for cleaning up contaminated sites.
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.
The report provides a sober assessment of nanotechnology's possibilities, distinguishing between current applications, potential future advancements, and unfeasible goals. It also explores the role of social science in nanotechnology development, highlighting opportunities to anticipate and incorporate implications into the technology.
The Women's Entrepreneurial Life Science Initiative (WELSI) aims to address the disparity in venture capital funding between men and women. Recently, WELSI signed its first two women-led companies, one using nanotechnology for infectious diseases and cancer, and another developing software for medical image archiving.
A Rutgers scientist has found evidence of 'onions' in space, which are tiny but intricate components of nanotechnology. The discovery confirms that carbon onions are responsible for the way light is absorbed by dust in deep space.
Researchers from the University of Pennsylvania School of Medicine have found that Myosin V moves in a unique 'hand-over-hand' motion along actin tracks, allowing it to transport molecules without losing contact. This discovery sheds light on how cells convert chemical energy into motion and may offer insights into nanotechnology.
Functional nanoparticles are being developed for molecular imaging, cancer treatment, and tissue engineering. Scientists can engineer nanoparticles to have multiple functions, including tagging proteins or genetic sequences in a process called multiplexing.
Hebrew University scientists have created a new type of enzyme electrode that uses gold nanoparticles to detect glucose in the blood. This technology offers more sensitive and specific measurements than existing techniques, with potential applications for diabetes treatment and implantable biofuel cells.
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.
Leading scientists in nanotechnology are discussing recent developments in microelectronics, including the creation of nanocomputers and millirobots. These tiny machines have the potential to control tiny devices and understand the mechanics of how to wire them up.
Purdue University researchers have discovered how RNA molecules bind energy-bearing ATP molecule, enabling physical work and potential applications in nanotechnology. The discovery sheds light on RNA's role in creation of living things and may unlock new methods for delivering therapeutic molecules.
The Center for Nanoscience Innovation for Defense (CNID) has been created to rapidly transition research in the nanosciences into defense applications. The center is being led by Robert C. Haddon and will use CNID funds to establish basic infrastructure for nanotechnology research at UCR.
The US Navy has established a new center for nanoscience innovation in defense, which will transfer knowledge from universities to the industry. The center aims to advance nanoscale systems and devices for advanced technology, including spintronics and quantum information processing.
Researchers at Rice University have precisely identified the optical signatures of 33 'species' of light-emitting carbon nanotubes, revolutionizing the field of nanotechnology. This breakthrough enables chemists to measure nanotubes using simple and faster methods, accelerating research in this rapidly evolving field.
Research at Ohio State University solves a decades-old mystery about aluminum's behavior, revealing it may exhibit directional bonding and superior strength to copper under large shear strains. The findings have significant implications for nanotechnology and the development of tiny devices.
Researchers have made significant progress on a new approach to batteries inspired by nanotechnology, which could power miniature devices and enhance portable electronics. The nano-battery approach seeks to replace traditional batteries with particles measured in billionths of a meter, potentially enhancing power storage and production.