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New technique produces tunable, nanoporous materials
A collaborative group of researchers describe a new technique for creating novel nanoporous materials with unique properties that can be used to filter molecules or light. (2017-10-26)

Glass now has smart potential
Australian researchers at the University of Adelaide have developed a method for embedding light-emitting nanoparticles into glass without losing any of their unique properties -- a major step towards 'smart glass' applications such as 3-D display screens or remote radiation sensors. (2016-06-07)

University of Tennessee researchers find fungus has cancer-fighting power
Arthrobotrys oligospora doesn't live a charmed life; it survives on a diet of roundworm. But a discovery by a team led by Mingjun Zhang, an associate professor of biomedical engineering at the University of Tennessee, Knoxville, could give the fungus's life more purpose--as a cancer fighter. (2012-12-04)

Electric fields remove nanoparticles from blood with ease
Engineers at the University of California, San Diego developed a new technology that uses an oscillating electric field to easily and quickly isolate drug-delivery nanoparticles from blood. The technology could serve as a general tool to separate and recover nanoparticles from other complex fluids for medical, environmental, and industrial applications. (2015-11-23)

Plastic nanoparticles affect behavior and fat metabolism in fish
Nanoparticles have many useful applications, but also raise some potential health and ecological concerns. Now, new research shows that plastic nanoparticles are transported through the aquatic food chain and affect fish metabolism and behavior. (2012-02-22)

Copper will replace toxic palladium and expensive platinum in the synthesis of medications
Chemists of Ural Federal University with colleagues from India proved the effectiveness of copper nanoparticles as a catalyst on the example of analysis of 48 organic synthesis reactions. One of the advantages of the catalyst is its insolubility in traditional organic solvents. This makes copper nanoparticles a valuable alternative to heavy metal catalysts, for example palladium, which is currently used for the synthesis of many pharmaceuticals and is toxic for cells. (2017-12-05)

Plant-based magnetic nanoparticles with antifungal properties
A team of researchers from Immanuel Kant Baltic Federal University obtained magnetic nanoparticles using sweet flag (Acorus calamus). Both the roots and the leaves of this plant have antioxidant, antimicrobial, and insecticide properties. (2021-02-10)

Chemist monitors nanotechnology's environmental impact
Interest in (2010-03-25)

Silver nanoparticle synthesis using strawberry tree leaf
A team of researchers from Greece and Spain have managed to synthesize silver nanoparticles, which are of great interest thanks to their application in biotechnology, by using strawberry tree leaf extract. The new technology is ecological, simple, cheap and very fast. (2012-07-11)

Magnetic nanoparticles assembled into long chains
Chains of 1 million magnetic nanoparticles have been assembled and disassembled in a solution of suspended particles in a controlled way, scientists at the National Institute of Standards and Technology (NIST) report. Such particles and structures, once their properties are more fully understood and can be manipulated reliably, may be useful in applications such as medical imaging and information storage. (2005-10-20)

New insights into health and environmental effects of carbon nanoparticles
A new study raises the possibility that flies and other insects that encounter nanomaterial (2009-08-05)

CSIRO scientist discovers natural 'invisible' gold
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. (2008-06-22)

Researchers use silicon nanoparticles for enhancing solar cells efficiency
An international research group improved perovskite solar cells efficiency by using materials with better light absorption properties. For the first time, researchers used silicon nanoparticles. Such nanoparticles can trap light of a broad range of wavelengths near the cell active layer. The particles themselves don't absorb light and don't interact with other elements of the battery, thus maintaining its stability. The research was published in Advanced Optical Materials. (2018-09-06)

What happens to magnetic nanoparticles once in cells?
Although magnetic nanoparticles are being used more and more in cell imaging and tissue bioengineering, what happens to them within stem cells in the long term remained undocumented. Researchers have shown substantial degradation of these nanoparticles, followed in certain cases by the cells ''re-magnetizing.'' This phenomenon is the sign of biosynthesis of new magnetic nanoparticles from iron released in the intracellular medium by the degradation of the first nanoparticles. (2019-02-14)

Researchers from IKBFU study nanoparticles synthesized by method of electric explosion
Physicists from the Immanuel Kant Baltic Federal University conduct a study on nanomaterials that have been synthesized by the method of the electric explosion. Research group of the Laboratory of Novel Magnetic Materials has studied the magnetic and structural properties of metallic α-Fe magnetic nanoparticles, which were covered with non-magnetic iron oxide. (2019-06-17)

Eco-friendly versatile nanocapsules developed
The Institute for Basic Science has announced that the Center for Self-assembly and Complexity have succeeded in developing a new technology that introduces metal nanoparticles on the surface of polymer nanocapsules made of cucurbit[6]uril. (2014-06-26)

Eco-friendly method for the synthesis of iron oxide nanoparticles
Environmentally Friendly Way of Synthesizing Iron Oxide Nanoparticles Was Developed. UrFU scientists, together with their colleages (Bangladesh Engineering University), described a new method of obtaining magnetic nanoparticles. The substances contained in natural materials are unstable and enter into redox reactions with environmental components, which leads to the need to look for suitable stabilizers that are essential substances for newly synthesized nanoparticles. It has become one of the goals of research conducted by Ural scientists. (2019-09-16)

Novel anti-cancer nanomedicine for efficient chemotherapy
Researchers have developed a new anti-cancer nanomedicine for targeted cancer chemotherapy. This new nano-tool provides a new approach to use cell-based nanomedicines for efficient cancer chemotherapy. (2019-09-17)

Scientists found out how nanoparticles kill cancer cells
Because of their unique properties, magnetic nanoparticles can be used for therapeutic diagnostics and personalized treatment of cancer diseases, as well as be an effective contrast agent for MRI examination and imaging of tumors. (2020-06-25)

York physicists offer novel insight into experimental cancer treatment
Physicists from the University of York have carried out new research into how the heating effect of an experimental cancer treatment works. (2013-07-15)

Dark field imaging of rattle-type silica nanorattles coated gold nanoparticles in vitro and in vivo
Gold nanoparticle is a promising material due to its outstanding optical properties; however, potential toxicity limited its applications. In a 2013 issue of Chinese Science Bulletin, a paper indicated that rattle-type silica nanoparticles can improve of the biocompatibility of GN and remain its dark field imaging function. (2013-04-26)

Synthetic and biological nanoparticles combined to produce new metamaterials
Scientists from Aalto University, Finland, have succeeded in organizing virus particles, protein cages and nanoparticles into crystalline materials. These nanomaterials are important for applications in sensing, optics, electronics and drug delivery. (2012-12-19)

New self-regulating nanoparticles could treat cancer
Scientists from the University of Surrey have developed 'intelligent' nanoparticles which heat up to a temperature high enough to kill cancerous cells -- but which then self-regulate and lose heat before they get hot enough to harm healthy tissue. (2017-10-24)

Nanoballs deliver drugs
Dutch researcher Cristianne Rijcken has developed a new type of biodegradable nanoparticle. The spherical structures can encapsulate various fat-soluble medicines, which makes it easier to target tumor tissue. These nanoballs are highly promising carriers for the controlled release of anticancer drugs. Rijcken recently gained her doctorate for this research from Utrecht University. (2007-10-24)

Providing safe, clean water
In many parts of the world, access to clean drinking water is far from certain. Filtration of large volumes of water, however, is slow and impractical. In the journal Angewandte Chemie, scientists have introduced a new water purification method based on magnetic nanoparticles coated with a so-called ''ionic liquid'' that simultaneously remove organic, inorganic, and microbial contaminants, as well as microplastics. The nanoparticles are then easily removed with magnets. (2019-11-29)

Magnetic nanoparticles can 'burn' cancer cells
Among emerging cancer therapies, one approach is based on hyperthermia. In a new study published in EPJ B, Bulgarian researchers from the University of Architecture, Civil Engineering and Geodesy in Sofia show that tumor cells' specific absorption rate of destructive heat depends on the diameter of the nanoparticles and composition of the magnetic material used to deliver the heat to the tumor. (2019-04-04)

Proof-of-concept technique makes nanoparticles attractive for new medications
Researchers at University of Utah Health developed a proof-of-concept technology using nanoparticles that could offer a new approach for oral medications. (2018-08-08)

Gold standards for nanoparticles
KAUST researchers reveal how small organic 'citrate' ions can stabilize gold nanoparticles, assisting research on the structures' potential. (2017-03-28)

Circuit points to future of nanoscale electronics
Using clusters of gold atoms and a microscopic lever, University of Toronto chemists have created a tiny circuit critical to the future of electronic engineering. (2002-12-11)

Nanotech hitchhikers in blood
Researchers at the University of California, Santa Barbara have discovered that attaching polymeric nanoparticles to the surface of red blood cells dramatically increases the in vivo lifetime of the nanoparticles. The research, published July 7 in Experimental Biology and Medicine, could offer applications for the delivery of drugs and circulating bioreactors. (2007-06-27)

New technology for recovering valuable minerals from waste rock
Researchers report discovery of a completely new technology for more efficiently separating gold, silver, copper, and other valuable materials from rock and ore. Their report on the process, which uses nanoparticles to latch onto those materials and attach them to air bubbles in a flotation machine, appears in the ACS journal Langmuir. (2011-09-14)

Sugar-coated nanoworms not for breakfast in the human immune system
Nanoparticles could aid diagnosis and treatment of diseases including cancer ... if the immune system would leave them alone. University of Colorado Cancer Center study shows that inducing crosslinks on nanoparticle surface sugars lets them escape mouse immune system and identifies remaining culprit for human immune recognition of nanoparticles. (2015-11-02)

Toward a nanomedicine for brain cancer
In an advance toward better treatments for the most serious form of brain cancer, scientists in Illinois are reporting development of the first nanoparticles that seek out and destroy brain cancer cells without damaging nearby healthy cells. The study is scheduled for the Sept. 9 issue of ACS' Nano Letters, a monthly journal. (2009-09-09)

University of Georgia team investigates effects of nanoparticles on environment
A University of Georgia research team has received funding from the US Environmental Protection Agency to take a close look at something 100,000 times smaller than the width of a hair that offers great promise for major advances in medicine, manufacturing, electronics and other areas of science. The $364,000 three-year project will look at the effects of zinc oxide nanoparticles, particularly how available they are in the environment, their behavior in the food chain, and any toxic effects they might have. (2005-10-27)

Something in the air: Nanoparticles and ...?
The world's first machine to simultaneously measure two vital properties of airborne nanoparticle pollution is going on an overseas trip to a leading atmospheric chemistry laboratory in Switzerland. (2006-07-26)

Theranostic nanoparticles for tracking and monitoring disease state
A new SLAS Technology review article by researchers at the University of Southern California and the University of California, Los Angeles, sheds light on the growing number and more sophisticated designs of theranostic nanoparticles. (2017-11-09)

UofL scientists uncover how grapefruits provide a secret weapon in medical drug delivery
University of Louisville researchers have uncovered how to create nanoparticles using natural lipids derived from grapefruit, and have discovered how to use them as drug delivery vehicles. (2013-05-21)

Magnetic nanoparticles: Suitable for cancer therapy?
A measuring procedure developed in the Physikalisch-Technische Bundesanstalt can help to investigate in some detail the behavior of magnetic nanoparticles which are used for cancer therapy. (2008-05-28)

New electrically-conductive polymer nanoparticles can generate heat to kill colorectal cancer cells
Researchers at Wake Forest Baptist Medical Center have modified electrically-conductive polymers, commonly used in solar energy applications, to develop revolutionary polymer nanoparticles for a medical application. When the nanoparticles are exposed to infrared light, they generate heat that can be used to kill colorectal cancer cells. (2012-11-20)

Caught on camera: The first glimpse of powerful nanoparticles
Researchers have developed a new method to capture the 3-D structures of nanocrystals. Scientists believe these tiny particles could be used to fight cancer, collect renewable energy and mitigate pollution. (2015-07-16)

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