All Articles Tagged As: nanoparticles

'Smart Bomb' Nanoparticle Strategy Impacts Metastasis (7/8/2008)

A new treatment strategy using molecular "smart bombs" to target metastasis with anti-cancer drugs leads to good results using significantly lower doses of toxic chemotherapy, with less collateral damage to surrounding tissue ...> Full Article

New process brings nanoparticles into focus (6/27/2008)

Scientists can study the biological impacts of engineered nanomaterials on cells within the body with greater resolution ...> Full Article

Scientist discovers natural 'invisible' (6/24/2008)

Nanoparticles of gold too small to be seen with the naked eye have been created in laboratories, but up until now, have never been seen in nature. ...> Full Article

Secret ingredient: nanoparticles aid bone growth (6/15/2008)

Nanotube-reinforced material produces denser bone tissue ...> Full Article

Small suds make a big splash at SEAS (6/14/2008)

Researchers whip up the first long-lived nanoscale bubbles ...> Full Article

Stripes key to nanoparticle drug delivery (6/11/2008)

In work that could at the same time impact the delivery of drugs and explain a biological mystery, MIT engineers have created the first synthetic nanoparticles that can penetrate a cell without poking a hole in its protective membrane and killing it. ...> Full Article

Research unveiling the secrets of nanoparticle haloing (6/7/2008)

Research may give scientists a new way to control the stability of some colloidal suspensions ...> Full Article

Engineers whip up the first long-lived nanoscale bubbles (6/1/2008)

Discovery could significantly extend the lifetimes of common gas-liquid products ...> Full Article

Nanoparticles assemble by millions to encase oil drops (5/31/2008)

Designer 'nanobatons' could be used to trap oil, deliver drugs ...> Full Article

Breakthrough results in super-hard nanocrystalline iron that can take the heat (5/30/2008)

Researchers have created a substance far stronger and harder than conventional iron, and which retains these properties under extremely high temperatures - opening the door to a wide variety of potential applications, such as engine components that are exposed to high stress and high temperatures. ...> Full Article

Chemists Create Cancer-Detecting Nanoparticles (5/29/2008)

A team has created the smallest iron oxide nanoparticles to date for cancer detection by magnetic resonance imaging (MRI). The magnetic nanoparticles operate like tiny guided missiles, seeking and attaching themselves to malignant tumor cells. Once they bind, the particles emit stronger signals that MRI scans can detect. ...> Full Article

Magnetic nanoparticles: suitable for cancer therapy? (5/29/2008)

A measuring procedure can help to investigate in some detail the behaviour of magnetic nanoparticles which are used for cancer therapy. ...> Full Article

Failed HIV Drug Gets Second Chance with Addition of Gold Nanoparticles (5/25/2008)

Researchers have discovered that adding tiny bits of gold to a failed HIV drug rekindle the drug's ability to stop the virus from invading the body's immune system. ...> Full Article

Fabrics that render toxins harmless (5/24/2008)

Fiber scientist is working with the U.S. government to create fabrics made of functional nanofibers that would decompose toxic industrial chemicals into harmless byproducts. ...> Full Article

Contact through silver particles in ink (5/7/2008)

Researchers print the conductor paths ...> Full Article

Tracking the spread of cancer: Nano-sized particles hunt down cancer cells (5/4/2008)

Pioneering the use of nanomedicine to catch the spread of cancer at its earliest stage is the focus of one of 76 new research grants announced today by the Canadian Cancer Society. ...> Full Article

Too Much Technology May Be Killing Beneficial Bacteria (5/2/2008)

Engineer concerned about environmental impact of silver nanoparticles in wastewater treatment ...> Full Article

Simulations may explain nanoparticles 'pinned' to graphene (4/27/2008)

Research may lead to quick advances in quantum computing ...> Full Article

Researchers Mimic Bacteria To Produce Magnetic Nanoparticles (4/15/2008)

Researchers are mimicking bacteria to synthesize magnetic nanoparticles that could be used for drug targeting and delivery ...> Full Article

Researchers study silver nanoparticles' potential for improving food safety (4/13/2008)

Scientists studying the potential of using silver nanoparticles to improve the safety of the world's food supply ...> Full Article

As nanotech goes mainstream, 'toxic socks' raise concerns (4/12/2008)

Nanotechnology is now available in a store near you ...> Full Article

Manufactured Buckyballs don't harm microbes that clean the environment (4/9/2008)

Even large amounts of manufactured nanoparticles, also known as Buckyballs, don't faze microscopic organisms that are charged with cleaning up the environment ...> Full Article

Nanosized technology has supersized effect on tumors (4/6/2008)

Doctors use nanotech to reduce amount of chemotherapy drugs needed to reduce tumors ...> Full Article

Researchers design nanomachine that kills cancer cells (4/2/2008)

'Nanoimpeller' releases anticancer drugs inside of cancer cells ...> Full Article

Hydrogen storage in nanoparticles works (4/1/2008)

30 nanometre particles of the metal hydride sodium alanate make the favourable extraction and storage of hydrogen possible ...> Full Article

Ivy uses nanoparticles to climb walls, chemists discover (3/27/2008)

Ivy plants secrete nanoparticles to help them grip walls, US-based chemists have reported ...> Full Article

Nanoscience will change the way we think about the world (3/22/2008)

The ubiquity of mineral nanoparticles in natural waters, the atmosphere, and in soils and their intriguing properties provide Earth scientists with another dimension in which to understand our planet. ...> Full Article

Copolymers block out new approaches to microelectronics (3/16/2008)

Scientists have improved manipulation of so-called block copolymers, which can form arrays of tiny dots that could be used as the basis for electronic components that pack terabytes (1000 gigabytes) of memory in something as small as a pack of gum. ...> Full Article

Nanomaterials Show Unexpected Strength Under Stress (3/14/2008)

In yet another twist on the strangeness of the nanoworld, researchers at the National Institute of Standards and Technology (NIST) and the University of Maryland-College Park have discovered that materials such as silica that are quite brittle in bulk form behave as ductile as gold at the nanoscale. Their results may affect the design of future nanomachines. ...> Full Article

All done with mirrors: microscope tracks nanoparticles in 3-D (3/13/2008)

A clever new microscope design allows nanotechnology researchers at the National Institute of Standards and Technology (NIST) to track the motions of nanoparticles in solution as they dart around in three dimensions. The researchers hope the technology, which NIST plans to patent, will lead to a better understanding of the dynamics of nanoparticles in fluids and, ultimately, process control techniques to optimize the assembly of nanotech devices. ...> Full Article

Researchers create invisibiity cloak (3/8/2008)

New technique to control nanoparticles ...> Full Article

Fluorescent organic nanoparticles help illuminate cellular proteins (3/8/2008)

Like a smart highlighter, immunofluorescent labeling can zero in on a specific protein, helping scientists understand the structure of a cell and how diseases affect that structure. Current techniques have disadvantages, though. ...> Full Article

Breakthroughs in Nanotechnology on Edge of 'Knowledge Frontier' (3/2/2008)

Scientist's nanotech research earns him 'Outstanding Missourian' award ...> Full Article

Magnetic atoms of gold, silver and copper have been obtained (3/1/2008)

Scientists create magnetic forms of gold, silver and copper ...> Full Article

Astronomy Technology Brings Nanoparticle Probes Into Sharper Focus (2/26/2008)

While pondering the challenges of distinguishing one nano-sized probe image from another in a mass of hundreds or thousands of nanoprobes, researchers at Georgia Tech and Emory University made an interesting observation. The tiny, clustered dots of light looked a lot like a starry sky on a clear night. ...> Full Article

Lensless camera uses X-rays to view nanoscale materials and biological specimens (2/21/2008)

X-rays have been used for decades to take pictures of broken bones, but scientists at the U.S. Department of Energy's (DOE) Argonne National Laboratory and their collaborators have developed a lensless X-ray technique that can take images of ultra-small structures buried in nanoparticles and nanomaterials, and features within whole biological cells such as cellular nuclei. ...> Full Article

Strengthening Fluids With Nanoparticles (2/20/2008)

New study paves way for using nanofluids in cameras, microdevices, and displays ...> Full Article

New nanostructured thin film shows promise for efficient solar energy conversion (1/9/2008)

In the race to make solar cells cheaper and more efficient, many researchers and start-up companies are betting on new designs that exploit nanostructures--materials engineered on the scale of a billionth of a meter. Using nanotechnology, researchers can experiment with and control how a material generates, captures, transports, and stores free electrons--properties that are important for the conversion of sunlight into electricity. ...> Full Article

Gold Nanoparticle Probes May Allow Earlier Cancer Detection (12/29/2007)

Using tiny gold particles embedded with dyes, researchers have shown that they can identify tumors under the skin of a living animal. These tools may allow doctors to detect and diagnose cancer earlier and less invasively ...> Full Article

Technique controls nanoparticle size, creates large numbers (12/5/2007)

In a world that constantly strives for bigger and bigger things, Washington University in St. Louis' Pratim Biswas, Ph.D., the Stifel and Quinette Jens Professor and chair of the Department of Energy, Environmental and Chemical Engineering, is working to make things smaller and smaller. ...> Full Article

Researchers outline structure of largest nonvirus particle ever crystallized (11/27/2007)

Findings will make it easier to engineer nanoparticle containers for use in targeted drug therapy ...> Full Article

Remote-control nanoparticles deliver drugs directly into tumors (11/22/2007)

Scientists have devised remotely controlled nanoparticles that, when pulsed with an electromagnetic field, release drugs to attack tumors. The innovation, reported in the Nov. 15 online issue of Advanced Materials, could lead to the improved diagnosis and targeted treatment of cancer. ...> Full Article

Student photovoltaic initiatives energizing Berkeley campus (11/11/2007)

Harnessing renewable energy from the sun is a research challenge firing student interest across the campus ...> Full Article

Researchers improve the ability to write and store information on electronic devices (9/16/2007)

New research led by the U.S. Department of Energy's Argonne National Laboratory physicist Matthias Bode provides a more thorough understanding of new mechanisms, which makes it possible to switch a magnetic nanoparticle without any magnetic field and may enable computers to more accurately write and store information. ...> Full Article

Nano-boric acid makes motor oil more slippery (8/3/2007)

One key to saving the environment, improving our economy and reducing our dependence on foreign oil might just be sitting in your mother's medicine cabinet. ...> Full Article

Nanotech team to study better pain relief in battle zones (7/30/2007)

U-M wins $1.3M award to test nanoparticles that may make a powerful painkiller easier to use in battle zones, and less likely to cause side effects ...> Full Article

Tightly packed molecules lend unexpected strength to nanothin sheet of material (7/23/2007)

Scientists at the University of Chicago and Argonne National Laboratory have discovered the surprising strength of a sheet of nanoparticles that measures just 50 atoms in thickness. ...> Full Article