News tagged with nanosystems

Engineer invents world's smallest, lightest telemedicine microscope

Aydogan Ozcan, whose invention of a novel lensless imaging technology for use in telemedicine could radically transform global health care, has now taken his work a step further -- or tinier: The UCLA engineer ...

Technology / Engineering

created Apr 22, 2010 | popularity 4.9 / 5 (21) | comments 2 | with audio podcast

World records by chemists enhance ability to capture CO2

Chemists from UCLA and South Korea report the "ultimate porosity of a nano-material," achieving world records for both porosity and carbon dioxide storage capacity in an important class of materials known ...

Nanotechnology / Nanomaterials

created Jul 15, 2010 | popularity 4.9 / 5 (16) | comments 0 | with audio podcast

Engineers achieve world record with high-speed graphene transistors

(PhysOrg.com) -- Graphene, a one-atom-thick layer of graphitic carbon, has great potential to make electronic devices such as radios, computers and phones faster and smaller. But its unique properties have also led to difficulties ...

Nanotechnology / Nanophysics

created Sep 03, 2010 | popularity 4.9 / 5 (16) | comments 1 | with audio podcast

Radically simple technique developed to grow conducting polymer thin films

(PhysOrg.com) -- Oil and water don't mix, but add in some nanofibers and all bets are off.

Nanotechnology / Nanomaterials

created Nov 01, 2010 | popularity 5 / 5 (11) | comments 1 | with audio podcast

Tandem polymer solar cells that set record for energy-conversion

(PhysOrg.com) -- In the effort to convert sunlight into electricity, photovoltaic solar cells that use conductive organic polymers for light absorption and conversion have shown great potential. Organic polymers ...

Physics / Optics & Photonics

created Feb 13, 2012 | popularity 4.6 / 5 (12) | comments 7 | with audio podcast

Carbon nanotubes as transistor material

Swiss researchers have built a transistor whose crucial element is a carbon nano-tube, suspended between two contacts, with outstanding electronic properties. A novel fabrication approach allowed the scientists ...

Nanotechnology / Nanomaterials

created Jul 21, 2010 | popularity 4.9 / 5 (9) | comments 0

Old life capable of revealing new tricks after all

(PhysOrg.com) -- Archaea are among the oldest known life-forms, but they are not well understood. It was only in the 1970s that these single-celled microorganisms were designated as a domain of life distinct ...

Biology / Cell & Microbiology

created Jul 06, 2011 | popularity 4.4 / 5 (7) | comments 0 | with audio podcast

Researchers use nanoparticles to shrink tumors in mice

(PhysOrg.com) -- The application of nanotechnology in the field of drug delivery has attracted much attention in recent years. In cancer research, nanotechnology holds great promise for the development of ...

Nanotechnology / Bio & Medicine

created Jul 09, 2010 | popularity 5 / 5 (6) | comments 2 | with audio podcast

Researchers demonstrate fully printed carbon nanotube transistor circuits for displays

Since the invention of liquid crystal displays in the mid-1960s, display electronics have undergone rapid transformation. Recently developed organic light-emitting diodes (OLEDs) have shown several advantages over LCDs, including ...

Nanotechnology / Nanomaterials

created Nov 30, 2011 | popularity 4.3 / 5 (6) | comments 0

Chemists get custom-designed microscopic particles to self-assemble in liquid crystal

(PhysOrg.com) -- The scientists anticipate their "LithoParticles" will have significant applications in photonics, optical communications and other areas.

Chemistry / Materials Science

created Nov 25, 2009 | popularity 5 / 5 (5) | comments 0

Researchers discover 'walking' properties of bacteria

(PhysOrg.com) -- Many drug-resistant infections are the result of bacterial biofilms, structured aggregates of bacteria that live on surfaces and that are extremely resistant to environmental stresses. These ...

Biology / Cell & Microbiology

created Oct 08, 2010 | popularity 5 / 5 (5) | comments 3 | with audio podcast

'I'm a tumor and I'm over here!' Nanovaults used to prod immune system to fight cancer (w/ video)

(PhysOrg.com) -- UCLA scientists have discovered a way to wake up the immune system to fight cancer by delivering an immune system-stimulating protein in a nanoscale container called a vault directly into ...

Nanotechnology / Bio & Medicine

created May 03, 2011 | popularity 4.8 / 5 (5) | comments 0 | with audio podcast

Study shows nanoparticles used as additives in diesel fuels can travel from lungs to liver

Recent studies conducted at Marshall University have demonstrated that nanoparticles of cerium oxide -- common diesel fuel additives used to increase the fuel efficiency of automobile engines -- can travel from the lungs ...

Nanotechnology / Bio & Medicine

created Nov 17, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Molecule-sized bait used by researchers to fish for new drug targets

(PhysOrg.com) -- The new technique, in which molecules are used as bait to capture and study large biomolecules, could lead to a new generation of psychiatric medications.

Nanotechnology / Bio & Medicine

created May 14, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Got flow cytometry? All you need is five bucks and a cell phone

(PhysOrg.com) -- Flow cytometry, a technique for counting and examining cells, bacteria and other microscopic particles, is used routinely in diagnosing disorders, infections and cancers and evaluating the ...

Chemistry / Analytical Chemistry

created Jul 26, 2011 | popularity 5 / 5 (2) | comments 2 | with audio podcast