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Warmed-up organic memory transistor has larger memory capacity
Scientists show that non-volatile memory made from a sandwich of silver nanoparticle-laced plastic retains its on/off state over a wider voltage range when operating at toasty temperatures. (2011-07-29)

The use of nanoparticles and bioremediation to decontaminate polluted soils
The Basque Institute of Agricultural Research and Development Neiker-Tecnalia is currently exploring a strategy to remedy soils contaminated by organic compounds containing chlorine (organochlorine compounds). The innovative process consists of combining the application of zero-iron nanoparticles with bioremediation techniques. The companies Ekotek and Dinam, the UPV/EHU-University of the Basque Country and Gaiker-IK4 are also participating in this project known as NANOBIOR. (2016-06-10)

An 'EpiPen' for spinal cord injuries
An injection of nanoparticles can prevent the body's immune system from overreacting to trauma, potentially preventing some spinal cord injuries from resulting in paralysis. (2019-07-11)

Shape-shifting engineered nanoparticles for delivering cancer drugs to tumors
University of Toronto engineering professor Warren Chan has spent the last decade figuring out how to deliver chemotherapy drugs into cancerous tumors -- and nowhere else. Now his lab has designed a set of nanoparticles attached to strands of DNA that can change shape to gain access to diseased tissue. (2016-02-19)

UAB researchers develop a harmless artificial virus for gene therapy
A team of scientists from the Institute for Biotechnology and Biomedicine at the UAB has produced an alternative to the use of viruses in gene therapy. The researchers synthesised nanoparticles which act as artificial viruses, capable of surrounding DNA fragments and releasing them as therapeutic agents, with no biological risk, into the interior of the cells. (2015-04-08)

Room temperature conversion of CO2 to CO: A new way to synthesize hydrocarbons
Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have demonstrated a room-temperature method that could significantly reduce carbon dioxide levels in fossil-fuel power plant exhaust, one of the main sources of carbon emissions in the atmosphere. (2020-11-02)

Dressed to kill: Tailoring a suit for tumor-penetrating cancer meds
Tiny capsules, called nanoparticles, are now being used to transport chemotherapy medicine to cancerous tumors. Drexel University researchers believe that the trick to gaining access to the pernicious cellular masses is to give these nanoparticles a new look. (2016-04-08)

Advances in nanoparticles as anticancer drug delivery vector: Need of this century
This review article provides a summary of current advances in the use of nanoparticles (NPs) as anticancer drug-delivery vectors. (2020-06-04)

Nanojewels made easy
Researchers at three universities have collaborated on development of a method that mimics nature's way of producing dazzling colors at the nanoscale level. Their work demonstrates how such a method can be used to produce new materials, and how different nanoparticles of various sizes can produce (2008-07-30)

New nanoparticle combination therapy shows effective resuscitation for massive hemorrhage
Japanese scientists successfully resuscitated rabbits with coagulopathy from severe hemorrhagic shock using hemostatic nanoparticles and oxygen-carrying nanoparticles, which respectively stopped bleeding and delivered oxygen to the systemic tissues and organs. There are no effective therapies for such massive hemorrhage so far, thereby the combination therapy using two kinds of functional nanoparticles maybe desirable in future emergency trauma care. (2019-07-30)

Vaccination for nicotine addiction being developed with NIH grant
A Virginia Tech professor is working on a vaccine that could help smokers conquer their nicotine addiction, making many smoking-related diseases and deaths relics of the 21st century. Mike Zhang, a professor of biological systems engineering in the College of Agriculture and Life Sciences was recently awarded $2.4 million by the National Institutes of Health to develop the vaccine and test it on mice. (2014-10-22)

Nanotechnology: A dead end for plant cells?
Using particles that are 1/100,000 the width of a human hair to deliver drugs to cells or assist plants in fighting off pests may sound like something out of a science fiction movie, but these scenarios may be a common occurrence in the near future. (2010-11-16)

UO patent opens way for green nano
Researchers at the University of Oregon have developed a process for making functionalized gold nanoparticles that takes hours instead of days and eliminates the need to use two toxic chemicals, a major step toward establishing (2004-05-04)

Nanoparticles glow through thick layer of tissue
An international research team has created unique photoluminescent nanoparticles that shine clearly through more than three centimeters of biological tissue -- a depth that makes them a promising tool for deep-tissue optical bioimaging. (2012-09-28)

STING may take the bite out of autoimmune diseases like arthritis, Type 1 diabetes
A little STING could go a long way in helping treat or even avoid autoimmune diseases such as arthritis, Type 1 diabetes and multiple sclerosis, researchers report. (2013-09-09)

Silver nanoparticles take spectroscopy to new dimension
As medicine and pharmacology investigate nanoscale processes, it has become increasingly important to identify and characterize different molecules. Raman spectroscopy, which leverages the scattering of laser light to identify molecules, has a limited capacity to detect molecules in diluted samples because of low signal yield, but researchers in India have improved molecular detection at low concentration levels by arranging silver nanoparticles on silicon nanowires. They describe their work in this week's Journal of Applied Physics. (2018-01-02)

New technology using silver may hold key to electronics advances
Engineers have invented a way to fabricate silver, a highly conductive metal, for printed electronics that are produced at room temperature. There may be broad applications in microelectronics, sensors, energy devices, low emissivity coatings and even transparent displays. (2015-07-02)

Nanoscale thermometers from diamond sparkles
The development of a novel, non-invasive technique that uses quantum light to measure temperature at the nanoscale will have immediate applications for both industry and fundamental scientific research, scientists say. (2019-05-03)

Layer of nanoparticles could improve LED performance and lifetime
Adding a layer of nanoparticles to LED designs could help them produce more light for the same energy, and also increase their lifetime. (2020-08-07)

Lipid nanoparticles for gene therapy
Twenty-five years have passed since the publication of the first work on solid lipid nanoparticles (SLNs) and nanostructured lipid carriers (NLCs) as a system for delivering drugs. So the European Journal of Pharmaceutics and Biopharmaceutics has prepared a special edition for which it asked the PharmaNanoGene group of the UPV/EHU-University of the Basque Country to produce a piece of work. (2017-02-14)

Researchers use nanoparticles to target, kill endometrial cancer
For the first time, researchers combined traditional chemotherapy with a relatively new cancer drug that attacks chemo-resistant tumor cells, loaded both into tiny nanoparticles, and created an extremely selective and lethal cancer treatment. Results of the three-year lab study to be published Dec. 4 in the journal Nature Nanotechnology. (2017-12-04)

E-whiskers
Researchers with Berkeley Lab and UC Berkeley have created e-whiskers -- highly sensitive tactile sensors made from carbon nanotubes and silver nanoparticles that should have a wide range of applications including advanced robotics, human-machine interfaces, and biological and environmental sensors. (2014-01-21)

New nanoparticles target cardiovascular disease
Researchers at MIT and Harvard Medical School have built targeted nanoparticles that can cling to artery walls and slowly release medicine, an advance that potentially provides an alternative to drug-releasing stents in some patients with cardiovascular disease. (2010-01-18)

This tiny particle might change millions of lives
Researchers at the USC Viterbi School of Engineering, along with colleagues from the Keck School of Medicine at USC, have engineered peptide nanoparticles to outsmart the biological system and target the kidney cells. The innovation may prove critical to addressing chronic kidney disease. (2018-08-21)

Custom nanoparticle regresses tumors when exposed to light
A unique nanoparticle to deliver a localized cancer treatment inhibits tumor growth in mice, according to a team of Penn State researchers. (2020-07-07)

Nanoparticles take a fantastic, magnetic voyage
MIT engineers have designed tiny robots that can help drug-delivery nanoparticles push their way out of the bloodstream and into a tumor or another disease site. The magnetic microrobots could help to overcome one of the biggest obstacles to delivering drugs with nanoparticles: getting them to exit blood vessels and accumulate in the right place. (2019-04-26)

Penn engineers develop filters that use nanoparticles to prevent slime build-up
Researchers at the University of Pennsylvania's School of Engineering and Applied Science have a new way of making membranes that allows them to add in a host of new abilities via functional nanoparticles that adhere to the surface of the mesh. They tested this method by adding antifouling particle that could prevent biofilm build-up. (2017-11-01)

Novel 3-D manufacturing leads to highly complex, bio-like materials
Washington State University researchers have developed a unique, 3-D manufacturing method that for the first time rapidly creates and precisely controls a material's architecture from the nanoscale to centimeters -- with results that closely mimic the intricate architecture of natural materials like wood and bone. (2017-03-03)

Ultrafast tunable semiconductor metamaterial created
An international team of researchers has devised an ultrafast tunable metamaterial based on gallium arsenide nanoparticles, as published by Nature Communications. The new optical metamaterial paves the way to ultrafast information transfer on the nanoscale. (2017-05-17)

Two nanostructures are better than one
Chen has pioneered an easy and inexpensive method for creating hybrid structures by coating CNTs with aerosol nanoparticles. His lab also has produced a low-cost way to make (2007-08-31)

Researchers find new mechanism governing particle growth in nanocomposites
A research team from the Georgia Institute of Technology and Drexel University has discovered a surprising new mechanism by which polymer materials used in nanocomposites control the growth of particles. Reported on August 28th at the 230th national meeting of the American Chemical Society, the findings could provide a new tool for controlling the formation of nanoparticles. (2005-09-01)

On the road to artificial photosynthesis
New experimental results from Berkeley Lab have revealed the critical influence of the electronic and geometric effects in the carbon dioxide reduction reaction. (2014-09-25)

Nanorobotic agents open the blood-brain barrier, offering hope for new brain treatments
Magnetic nanoparticles can open the blood-brain barrier and deliver molecules directly to the brain, say researchers from the University of Montreal, Polytechnique Montréal, and CHU Sainte-Justine. This barrier runs inside almost all vessels in the brain and protects it from elements circulating in the blood that may be toxic to the brain. The research is important as currently 98 percent of therapeutic molecules are also unable to cross the blood-brain barrier. (2015-03-25)

Nanoparticles and their orbital positions
Physicists have developed a (2013-12-16)

Chemists from RUDN University synthesized chitin-based antibiotics
?hemists from RUDN University discovered previously unknown derivatives of chitin, a biopolymer that forms the exoskeletons of insects and carapaces of crayfish and other arthropods. The new compounds and their nanoparticles have antibacterial properties and are able to catalyze chemical reactions. (2020-12-14)

Test strips for cancer detection get upgraded with nanoparticle bling
Detecting cancer could be as easy as a home pregnancy test. Current test strip designs are not sensitive enough, but a new design with platinum-coated gold nanoparticles could make cheap and simple test strip detection a reality. (2017-09-13)

Gold nanoparticles show promise for early detection of heart attacks
A novel colloidal gold test strip is demonstrating great potential for early detection of certain heart attacks. Researchers are developing the strip to test for cardiac troponin I (cTn-I); its level is several thousand times higher in patients experiencing myochardial infarctions. The new strip uses microplasma-generated gold nanoparticles. Compared to AuNPs produced by traditional chemical methods, the surfaces of thesenanoparticles attract more antibodies, which results in significantly higher detection sensitivity. (2015-01-15)

New composite material as CO2 sensor
A new material changes its conductivity depending on the concentration of CO2 in the environment. The researchers who developed it have utilized the material to produce a miniature, simply constructed sensor. (2015-06-08)

Ceria nanoparticles catalyze reactions for cleaner-fuel future
Experiments on ceria (cerium oxide) nanoparticles carried out at Brookhaven National Laboratory may lead to catalytic converters that are better at cleaning up auto exhaust, and/or to more-efficient ways of generating hydrogen -- a promising zero-emission fuel for the future. Brookhaven chemist Jose Rodriguez will present results from two studies exploring the composition, structure, and reactivity of these versatile nanoparticles during the 229th National Meeting of the American Chemical Society. (2005-03-15)

MIT: Remote-control nanoparticles deliver drugs directly into tumors
MIT 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. (2007-11-16)

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