Cellulose Nanocrystal Research Paves the Way for Newer Vaccines, Computer Inks

Blacksburg – Maren Roman, assistant professor in the wood science and forest products department of the College of Natural Resources at Virginia// Tech has explored the capabilities of nanocrystal research to reflect in the production of vaccines and better computer printer ink. Her research has ta...

Measurement technique probes surface structure of gold nanocrystals

...imited to models that often treat the surface of a nanocrystal as an extension of a bulk crystalline surface, sai... The technique works by illuminating a single gold nanocrystal (about 3 nanometers in diameter and containing clo...y also shows bond lengths on the surface of a gold nanocrystal are very different from bond lengths inside a bulk...

No Carrier Necessary: This Drug Delivers Itself

...d data in animal models demonstrate no difference in drug activity with the nanocrystal formulation," said Ravindra Pandey, Ph.D., Distinguished Professor of Bioph..., and Yihui Chen, Ph.D., postdoctoral research associate at RPCI. The nanocrystal research was supported by the National Institutes of Health, the John R. Oi...

nanocrystal in Medical Technology

Video: FDA Approves INVEGA(R) SUSTENNA(TM) for the Acute and Maintenance Treatment of Schizophrenia

..., Inc is a member of the Johnson & Johnson family of companies. For more information about Janssen, visit http://www.janssen.com/ . About nanocrystal ((R)) Technology and Elan Drug Technologies INVEGA(R) SUSTENNA(TM) utilizes the NanoCrystal((R)) Technology, which is a proprietary technology...

nanocrystal in Biological News

Cellulose nanocrystal research could lead to new vaccines, computer inks

Maren Roman is taking nanocrystal research to a new level that may lead to a new generation of vaccines and better computer printer ink. The assistant professor in the wood science and forest products department of the College of Natural Resources at Virginia Tech will be delivering her findings...

Jet-propelled imaging for an ultrafast light source

...just a few molecules on a side, with a width of about 100 billionths of a meter (100 nanometers). At SLAC, the researchers plan to steadily reduce the nanocrystal size down to single molecules. The corresponding reduction in scattered intensity will hasten and improve lensless imaging. The first step in lens...

DOE-funded research projects win 46 R&D 100 Awards for 2009

...urce exists before drilling for it, which could save millions of dollars in drilling costs, and help discover billions of dollars in oil and gas. nanocrystal Solar Cells This technology perform the same function as conventional solar cellsturning sunlight into electricitybut at one-fifth the cost or less. ...

Nanocrystals reveal activity within cells

...ient than traditional dyes," said Schuck. "No probe with ideal single-molecule imaging properties had been identified to dateour results show a single nanocrystal is stable and bright enough that you can go out to lunch, come back, and the intensity remains constant." To study how these probes might behave in...

Turning sunlight into liquid fuels

...ng further studies to gain a better understanding of why their cobalt oxide nanocrystal clusters are such efficient and high-speed photocatalysts and also looking ...al leaf type system. "The efficiency, speed and size of our cobalt oxide nanocrystal clusters are comparable to Photosystem II," said Frei. "When you factor in ...

AVS 55th International Symposium & Exhibition, Oct. 19-24

...rg/paper.asp?abstractID=29 . DRAWING WITH A PLASMA QUILL AND SILICON nanocrystal INK This talk will present the properties and potential applications of silicon nanocrystal inks for making quantum dot solar cells and printed electronic chips. See: ...

No carrier necessary: This drug delivers itself

...d, no additional approvals will be needed,?said Prasad. “Our published data in animal models demonstrate no difference in drug activity with the nanocrystal formulation,?said Ravindra Pandey, Ph.D., Distinguished Professor of Biophysical Sciences at RPCI and a co-author on the paper. “This is a case ...

Bioelectronic ‘signatures?hold key to DNA mutations

... novelty of the approach is the combination of the nanocrystal tagging of DNA to create electro-diverse signature...DNA bases; these DNA bases ?each carrying a single nanocrystal ?bind to a DNA sample and cause minute electrical current changes in the nanocrystal that can be measured with an electrode. The indivi...

Nano-Probes Allow an Inside Look at Cell Nuclei

...d an especially compact cadmium selenide/zinc sulfide quantum dot coated with silica. Next, they stole a trick from a virus's playbook to smuggle this nanocrystal past the highly selective membrane that guards the entrance into the nucleus. In nature, a virus called SV40 is coated with a protein that binds to a ...

nanocrystal in Biological Technology

Growth spurts

...ectron Microscopy (NCEM), led a team of experts in nanocrystal growth and electron microscopy who combined their ...ents are frequently involved in the early stage of nanocrystal growth and yet monodisperse nanocrystals are still...sor of Nanotechnology, "This direct observation of nanocrystal growth trajectories revealed a set of pathways mor...

New imaging technique reveals the atomic structure of nanocrystals

...ng technique developed by researchers at the University of Illinois overcomes the limit of diffraction and can reveal the atomic structure of a single nanocrystal with a resolution of less than one angstrom (less than one hundred-millionth of a centimeter). Optical and electronic properties of small assemblage...

Research highlights potential for improved solar cells

...crepancies, the researchers focused on effects that could mimic carrier multiplication. One such effect is photoionization of nanocrystals. "When a nanocrystal absorbs a high-energy photon, an electron can acquire enough energy to escape the material," Klimov explained. "This leaves behind a charged nanocryst...

Argonne researcher studies what makes quantum dots blink

...the blinking is controlled by the random fluctuation of energy levels in the quantum dot relative to the energies of trap states on the surface of the nanocrystal or in the nearby environment. The results of this research provide new insight into the mechanism of quantum-dot blinking, and should help in the d...