News tagged with carbon sheet

In new mass-production technique, robotic insects spring to life

(PhysOrg.com) -- A new technique inspired by elegant pop-up books and origami will soon allow clones of robotic insects to be mass-produced by the sheet.

Technology / Engineering

created Feb 15, 2012 | popularity 5 / 5 (11) | comments 8 | with audio podcast

Bilayer graphene works as an insulator

A research team led by physicists at the University of California, Riverside has identified a property of "bilayer graphene" (BLG) that the researchers say is analogous to finding the Higgs boson in particle ...

Nanotechnology / Nanomaterials

created Jan 24, 2012 | popularity 4.5 / 5 (10) | comments 7 | with audio podcast

Global sea level likely to rise as much as 70 feet for future generations

Even if humankind manages to limit global warming to 2 degrees C (3.6 degrees F), as the Intergovernmental Panel on Climate Change recommends, future generations will have to deal with sea levels 12 to 22 meters (40 to 70 ...

Space & Earth / Earth Sciences

created Mar 19, 2012 | popularity 3.3 / 5 (32) | comments 256 | with audio podcast

Closing in on a carbon-based solar cell

To make large sheets of carbon available for light collection, Indiana University Bloomington chemists have devised an unusual solution -- attach what amounts to a 3-D bramble patch to each side of the carbon ...

Nanotechnology / Nanomaterials

created Apr 09, 2010 | popularity 4.2 / 5 (16) | comments 4 | with audio podcast

Long debate ended over cause, demise of ice ages -- may also help predict future

Researchers have largely put to rest a long debate on the underlying mechanism that has caused periodic ice ages on Earth for the past 2.5 million years - they are ultimately linked to slight shifts in solar radiation caused ...

Space & Earth / Earth Sciences

created Aug 06, 2009 | popularity 4.5 / 5 (24) | comments 63

New research could mean faster computers and better mobile phones

Graphene and carbon nanotubes could improve the electronics used in computers and mobile phones, reveals new research from the University of Gothenburg, Sweden.

Nanotechnology / Nanomaterials

created May 14, 2012 | popularity 3 / 5 (2) | comments 1

'Holey' Nanosheets for Wastewater Dye Removal

(PhysOrg.com) -- Researchers have discovered that extremely thin sheets of nickel oxide with hexagonally shaped holes can absorb hazardous dyes from wastewater nearly as well as the best traditional methods, but are recyclable. ...

Nanotechnology / Nanomaterials

created Jul 01, 2009 | popularity 5 / 5 (5) | comments 1 feature

New wonder material, one-atom thick, has scientists abuzz

Imagine a carbon sheet that's only one atom thick but is stronger than diamond and conducts electricity 100 times faster than the silicon in computer chips. That's graphene, the latest wonder material coming out ...

Nanotechnology / Nanomaterials

created Jul 13, 2009 | popularity 3.9 / 5 (38) | comments 11

Plunge in CO2 put the freeze on Antarctica

Plunge in CO2 put the freeze on AntarcticaAtmospheric carbon dioxide levels plunged by 40% before and during the formation of the Antarctic ice sheet 34 million years ago, according to a new study. The finding helps solv ...

Space & Earth / Earth Sciences

created Dec 01, 2011 | popularity 5 / 5 (2) | comments 24 | with audio podcast

Ice cores yield rich history of climate change

On Friday, Jan. 28 in Antarctica, a research team investigating the last 100,000 years of Earth's climate history reached an important milestone completing the main ice core to a depth of 3,331 meters (10,928 ...

Space & Earth / Earth Sciences

created Feb 02, 2011 | popularity 4.5 / 5 (22) | comments 37 | with audio podcast

New CO2 data helps unlock the secrets of Antarctic formation

The link between declining CO2 levels in the earth's atmosphere and the formation of the Antarctic ice caps some 34 million years ago has been confirmed for the first time in a major research study.

Space & Earth / Earth Sciences

created Sep 13, 2009 | popularity 4.1 / 5 (15) | comments 6

Through the Looking Glass: Scientists Peer Into Antarctica's Past to See Our Future Climate

In response to growing concerns about our planet’s changing climate, rising global temperatures and sea levels, and increasing concentrations of atmospheric carbon dioxide (CO2), scientists are looking to ...

Space & Earth / Earth Sciences

created Apr 29, 2010 | popularity 4.2 / 5 (5) | comments 8 | with audio podcast

Nanotech Speakers Hold Promise for Sonar Uses

(PhysOrg.com) -- UT Dallas researchers have found that carbon nanotube sheets perform well as underwater sound generators and noise-canceling speakers, two highly desirable traits for submarine sonar and stealth ...

Nanotechnology / Nanophysics

created Jun 14, 2010 | popularity 3.8 / 5 (4) | comments 0 | with audio podcast

Nanotechnology may lead to more energy-efficient electronics

Carbon nanotubes and graphene consist of just a couple of layers of carbon atoms, but they are lighter than aluminium, stronger than steel and can bend like spring-coils. Physicist Niklas Lindahl at the University ...

Nanotechnology / Nanomaterials

created Feb 14, 2012 | popularity not rated yet | comments 0

Flaky graphene makes reliable chemical sensors

Scientists from the University of Illinois at Urbana-Champaign and the company Dioxide Materials have demonstrated that randomly stacked graphene flakes can make an effective chemical sensor.

Nanotechnology / Nanomaterials

created Jan 17, 2012 | popularity not rated yet | comments 0