Nanotechnology News – Latest Headlines

Single-pixel camera takes high-res images

Using some new mathematics and a silicon chip covered with hundreds of thousands of mirrors the size of a single bacterium, engineers have come up with a more efficient digital camera design.

October 2, 2006 Read more

Improved magnetic-semiconductor sandwich

Researchers have created an improved magnetic semiconductor that solves a problem spintronics scientists have been investigating for years.

October 2, 2006 Read more

Study outlines key parameters for encapsulating drugs in nanoparticles

As a means of helping researchers develop nanoparticle-based formulations of water-insoluble drugs, investigators have conducted a systematic study to quantify some of the key parameters involved in forming stable nanoparticles containing maximum levels of water-insoluble drug molecules.

October 2, 2006 Read more

Temperature-sensitive nanoparticle boosts drug antitumor activity

Using temperature-sensitive, lipid- and polymer-based nanoparticles with a polymer coating, researchers have created an anticancer drug delivery vehicle that may provide a significant boost to the therapeutic efficacy of anticancer agents, particularly when used in conjunction with hyperthermia.

October 2, 2006 Read more

Intelligent nanoscale bioreactors for drug delivery

In a powerful demonstration of how to build a multifunctional, smart nanoscale drug delivery system, researchers have created a drug-loaded nanocontainer that targets specific cells and releases its payload when receiving a specific physiological signal.

October 2, 2006 Read more

"Toxicology - from coal mines to nanotechnology" is one of the hot topics in the October issue of Nanorisk

The October issue of nanoRISK looks at the emergence of nanotoxicology; nanotechnology applications in architecture; the flip side of using carbon nanomaterials for environmental pollutant removal; and numerous briefs on papers, initiatives, upcoming events and new literature.

October 2, 2006 Read more

Magnetic nanobridge brings two worlds together

A gadolinium layer of no more than one nanometer in thickness is capable of combining the magnetic world with electronics.

September 29, 2006 Read more

Nanoparticles to aid brain imaging

If you want to see precisely what the 10 billion neurons in a person's brain are doing, a good way to start is to track calcium as it flows into neurons when they fire.

September 28, 2006 Read more

From nanowires to nanotubes

A new concept for compound nanotube formation based on the Kirkendall effect.

September 28, 2006 Read more

Improbable "buckyegg" hatched

An egg-shaped fullerene, or "buckyball egg" has been made and characterized by chemists.

September 28, 2006 Read more

The CNT-DNA wrap: A hefty hybrid for carbon nanotubes

For the critical sorting and placing of the tubes, researchers are studying single-walled CNTs wrapped with single-stranded DNA .

September 28, 2006 Read more

Research advances understanding of how cell membranes function

A team of scientists has achieved an important advance in the race to understand what guides and facilitates the functioning of the cell membrane.

September 28, 2006 Read more

Nanoflowers blossom

Researchers have examined the mechanisms underlying the synthesis of three-dimensional nanocrystals in solution and have created a systematic method for the directed synthesis of such nanocrystals.

September 27, 2006 Read more

55,000 tiny Thomas Jeffersons show power of new method

Researchers have developed a 55,000-pen, two-dimensional array that allows them to simultaneously create 55,000 identical patterns drawn with tiny dots of molecular ink on substrates of gold or glass. Each structure is only a single molecule tall.

September 26, 2006 Read more

Carbon nanotubes yield sensitive detection method for cancer markers

Single-walled carbon nanotubes can be used to detect lower levels of the prostate specific antigen (PSA) than is possible using the current commercial assay.

September 25, 2006 Read more

New method creates nanowire detectors exactly where needed

A team of investigators has developed a method for creating conducting polymer nanowires in place within microfluidic circuits.

September 25, 2006 Read more