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Archive for the 'Computational nanotechnology' Category

A molecule printer for nanotechnology based on spinning carbon nanotubes

Posted by Jim Lewis on June 16th, 2008

Atoms or molecules could be pumped through the spinning inner CNT to form patterns of atoms or molecules—a nanotech inkjet printer.

Nanotechnology controls crystal morphology for energy and environmental applications

Posted by Jim Lewis on June 10th, 2008

Researchers have developed a method of producing titanium oxide crystals with more reactive surfaces.

Nanotechnology online: gamers invited to aid protein design

Posted by Jim Lewis on May 15th, 2008

Can online gamers add to the nanotech toolkit for perfecting the de novo design of proteins that do not exist in nature?

Could nanotechnology use clusters of boron atoms to dope graphene nanodevices?

Posted by Jim Lewis on May 7th, 2008

Preliminary theoretical calculations show that it might be possible to develop a nanotech application in which clusters of a few boron atoms connect very small graphene semiconductors to make nanoelectronic devices.

Using X-rays to check molecular motion simulations could improve nanotechnology device design

Posted by Jim Lewis on April 23rd, 2008

A new nanotech method of measuring “blurred” molecular motions promises to improve the accuracy of molecular motion simulations.

Do-it-yourself nanotechnology objects from DNA

Posted by Christine Peterson on April 4th, 2008

Snowbird, Utah is the place to be for nanotechnologists on April 22-25 for the 5th Annual Conference on Foundations of Nanoscience (FNANO08): Self-Assembled Architectures and Devices. Those of you who have attended Foresight research conferences will recognize a number of familiar names and lots of new ones. Mark Sims of Nanorex tells us that they [...]

Nanotechnology theory guides synthesis of better catalysts for fuel cells

Posted by Jim Lewis on March 31st, 2008

By combining more precise core-shell nanoparticle synthesis techniques with electronic structure theory to predict the properties of nanoparticles, nanotechnology researchers have produced a better catalysts for fuel cells.

Nanomedical conference to feature advanced nanotechnology

Posted by Christine Peterson on March 26th, 2008

There’s still time — barely — to plan to attend next week’s 1st Annual Unither Nanomedical & Telemedical Technology Conference in Quebec. Co-chair is Martine Rothblatt, PhD, of Unither Biotech. Speakers include these names familar to Foresight members, as well as many nearer-term topics: Tad Hogg, PhD — Member of the Research Staff: Hewlett-Packard Laboratories, [...]

Major nanotechnology milestone: protein catalysts designed for non-natural chemical reactions

Posted by Jim Lewis on March 25th, 2008

A major milestone along the protein design path to productive nanosytems and advanced nanotechnology has been achieved—the design by computational methods of enzymes that catalyze reactions for which biological enzymes do not exist.

Structural alphabet of RNA may advance RNA nanotechnology

Posted by Jim Lewis on March 12th, 2008

A developing understanding of non-Watson-Crick interactions places RNA nanotech on a firmer foundation.

Mathematical modeling in nanotechnology to optimize nanoparticle design for nanomedicine

Posted by Jim Lewis on March 3rd, 2008

Nanotech drug delivery vehicles may soon improve because it turns out that even those that appear to be promising are not well-designed.

Nanotechnology: Quantum drums might aid in designing nano-electronic circuits or quantum computing

Posted by Jim Lewis on February 13th, 2008

In a virtuoso demonstration of nanotechnology, researchers used a scanning tunneling microscope (STM) to build walls of carbon monoxide molecules to confine electrons on a copper surface so that they resonate like a drum.

Precisely controlled electron beam provides top-down approach to molecular nanotechnology

Posted by Jim Lewis on February 11th, 2008

French nanotech researchers have used theory to increase the precision of carving with electron beams enough to remove individual atoms from single walled carbon and boron nitride nanotubes.

DNA in the lead for nanotechnology construction

Posted by Christine Peterson on January 17th, 2008

DNA-based construction is one of the major contenders on the pathway to atomically-precise manufacturing, and Caltech has made an important advance in that direction. From New Scientist: A group at the California Institute of Technology, led by biomolecular engineer Niles Pierce, has created a DNA-based fabricator. This is a system that allows the team to [...]

Kinder, gentler molecular machine for nanotechnology

Posted by Christine Peterson on December 27th, 2007

From Physorg.com, a description of some theoretical nanotechnology work that could lead to more efficient molecular machines: …R. Dean Astumian, a Physics Professor at the University of Maine, has recently proposed a concept in which molecular machines can operate arbitrarily close to chemical equilibrium at every instant of the cycle, and still perform work at [...]

More on nanotechnology for medicine using nanorobots

Posted by Christine Peterson on December 10th, 2007

A post by Roland Piquepaille on ZDnet further exploring a topic recently covered here: nanoscale robotic devices for medical applications. The site allows you to indicate whether you want this subject covered in the future or not. Excerpt: The idea of using nanorobots to deliver drugs and fight diseases such as cancers is not new…But [...]

Nanotechnology modeling for medical nanorobots

Posted by Christine Peterson on December 6th, 2007

Foresight members will recognize the names of researchers Robert Freitas and Tad Hogg. These two in the U.S. have now teamed with others from Australia to model nanotechnology robotics for medical applications, as described at PhysOrg.com. Excerpts: Virtual 3D nanorobots could lead to real cancer-fighting technology From eliminating the side effects of chemotherapy to treating [...]

Second Life gets Nanotechnology Island

Posted by Christine Peterson on November 20th, 2007

On October 8, some of us were in the air on our way to the Productive Nanosystems Conference (pdf). Others — specifically, UgoTrade.com — were blogging about the new Nanotechnology Island in Second Life: Dave Taylor, of the National Physical Laboratory (in the UK), explains that some of the key objectives are to: “provide resources [...]

UK takes lead in the nanotechnology that matters

Posted by Christine Peterson on October 24th, 2007

Perhaps our headline is a bit overstated…or perhaps not. Jim Lewis brings to our attention an article in Chemistry World on the Royal Society of Chemistry website announcing that, as anticipated, the UK has officially funded a set of projects aimed at developing a nanofactory able to build with atomic precision: UK scientists have been [...]

Nanotechnology "Unconference" now open to general public

Posted by Christine Peterson on October 19th, 2007

Registration for Foresight’s Nov. 3-4 Vision Weekend focused on nanotechnology and other advanced technologies — traditionally restricted to Foresight Senior Associates — is being opened to the general public this year as an experiment. Space is limited and participants are advised to register very soon. To warm up for our Sat/Sun afternoon unconference, in the [...]