Posts Tagged ‘graphene’
Water sees right through graphene
RICE (US) — Graphene is largely transparent to the eye and, as it turns out, largely transparent to water. Continue…
Tuesday, January 24, 2012 14:16 - 0 Comments
Science & Technology - Jan 17, 2012 12:54 - 0 Comments
Carbon fibers yield graphene quantum dots
RICE (US) — Scientists have developed a one-step chemical process to turn carbon fibers into graphene quantum dots. (more…)
Science & Technology - Jan 11, 2012 11:03 - 1 Comment
Electronics keep their cool with graphene
U. TEXAS-AUSTIN (US) — A new form of graphene could prevent laptops and other electronics from overheating, one of the largest hurdles to building smaller, more powerful devices. (more…)
Science & Technology - Dec 14, 2011 11:48 - 0 Comments
Graphene: Oil industry’s rising star
RICE (US) — Graphene’s strength, light weight, and solubility may ultimately make it the answer to the efficient, environmentally sound production of oil, a new study shows. (more…)
Science & Technology - Dec 9, 2011 12:22 - 0 Comments
Doping graphene on edge 1,000x more potent
GEORGIA TECH (US) — Doping 2-D sheets of graphene on the edge is 1,000 times more efficient at producing electron carriers than doping on the surface, a new study shows. (more…)
Science & Technology - Aug 9, 2011 15:22 - 0 Comments
Nanotubes used as chemical reactors
U. NOTTINGHAM (UK) — A new method of making molecules could pave the way for a new generation of faster, smaller, and more powerful computers and data storage devices. (more…)
Science & Technology - Aug 5, 2011 13:45 - 0 Comments
Graphene Girl Scout cookies: $15 billion
RICE (US) — You can make graphene out of almost anything. Even Girl Scout cookies. And talk about profit—at $250 for a two-inch square, a box of shortbread cookies could earn $15 billion. (more…)
Top Stories - Jun 29, 2011 9:37 - 0 Comments
Ripples warp graphene’s conductivity
U. BUFFALO (US) — Folds or bends in graphene act like construction zones in a superhighway—making it difficult for electric charges to travel smoothly through. (more…)
Science & Technology - Jun 23, 2011 14:59 - 0 Comments
Coated sand filters dirty water
RICE U. (US) — A bit of nanotech “magic” is turning sand into a super-effective water purifier. (more…)
Science & Technology - Jun 15, 2011 16:53 - 0 Comments
Superthin graphene transforms optics
U. PENNSYLVANIA (US) — By controlling the conductivity of sheets of graphene, engineers say they can create two-dimensional, one-atom thick metamaterials. (more…)
Science & Technology - Jun 10, 2011 15:05 - 0 Comments
Flower flaws ease stressed out graphene
GEORGIA TECH (US) — Flower-like defects may relieve stress in graphene sheets by allowing atoms to spread out and occupy more space without tearing. (more…)
Science & Technology - Jun 10, 2011 11:41 - 2 Comments
Super carbon denser than diamonds
STONY BROOK U. (US) — Three newly discovered structures of carbon may be three percent denser, more brilliant, and better able to handle pressure than diamonds. (more…)
Top Stories - Jun 7, 2011 12:17 - 0 Comments
Nano pickle: Pick the perfect proteins
U. PENN (US) — A new algorithm helps engineers tackle the seemingly impossible task of selecting the right raw materials for nanoscale construction. (more…)
Science & Technology - Feb 3, 2011 12:24 - 0 Comments
Graphene so smooth it sheds water
VANDERBILT (US) — Getting graphene to cast off water is no easy task, but researchers have discovered a way to make water either bead up and run off or spread out in a thin layer on the surface. (more…)
Science & Technology - Dec 17, 2010 12:23 - 0 Comments
Slice nanotubes with sonic booms
BROWN (US) — It’s difficult to imagine getting a precise cut on a carbon nanotube, with a diameter 1/50,000th the thickness of a human hair. The trick, researchers say, is to squeeze and twist nanotubes using sonic booms. (more…)
Science & Technology - Nov 15, 2010 15:09 - 0 Comments
Flaws only make graphene stronger
BROWN (US) — Despite what engineers had suspected, the joints where sheets of graphene meet don’t weaken it—instead the joints are nearly as strong as pure graphene. (more…)
Science & Technology - Nov 11, 2010 15:34 - 0 Comments
Sweet! Graphene made from sugar
RICE (US) — Researchers have learned to make pristine sheets of graphene, the one-atom-thick form of carbon, from plain table sugar and other carbon-based substances. (more…)
Science & Technology - Oct 29, 2010 13:03 - 0 Comments
Templates let graphene grow
GEORGIA TECH (US) — A new “templated growth” technique could remove a significant obstacle to producing the next generation of nano-scale graphene devices. (more…)
Science & Technology - Sep 24, 2010 13:16 - 0 Comments
Why graphene is electronic gold
U. ILLINOIS (US) — Graphene appears to be outpacing its elemental cousin, carbon nanotubes, for use in electronics and other applications. (more…)
