Scientists scale terahertz peaks in nanotubes
(Phys.org) —Carbon nanotubes carry plasmonic signals in the terahertz range of the electromagnetic spectrum, but only if they're metallic by nature or doped.
(Phys.org) —Carbon nanotubes carry plasmonic signals in the terahertz range of the electromagnetic spectrum, but only if they're metallic by nature or doped.
Nanomaterials
Dec 9, 2013
0
0
When engineers design devices, they must often join together two materials that expand and contract at different rates as temperatures change. Such thermal differences can cause problems if, for instance, a semiconductor ...
Nanomaterials
Dec 2, 2013
1
0
MIT chemical engineers have developed a novel way to generate nanoparticles that can recognize specific molecules, opening up a new approach to building durable sensors for many different compounds, among other applications.
Nanomaterials
Nov 25, 2013
0
0
(Phys.org) —Despite their almost incomprehensibly small size – a diameter about one ten-thousandth the thickness of a human hair – single-walled carbon nanotubes come in a plethora of different "species," each with ...
Nanophysics
Nov 12, 2013
0
0
Nitric oxide (NO) is one of the most important signaling molecules in living cells, carrying messages within the brain and coordinating immune system functions. In many cancerous cells, levels are perturbed, but very little ...
Bio & Medicine
Nov 3, 2013
0
0
A team of Stanford engineers has built a basic computer using carbon nanotubes, a semiconductor material that has the potential to launch a new generation of electronic devices that run faster, while using less energy, than ...
Nanophysics
Sep 25, 2013
7
0
When it comes to carbon nanotubes (CNTs) in the soil, recent research at Texas Tech University shows that the new materials do not affect the sorption of the toxic part of oil called polycyclic aromatic hydrocarbons (PAHs).
Nanomaterials
Jul 26, 2013
0
0
Concentric hexagons of graphene grown in a furnace at Rice University represent the first time anyone has synthesized graphene nanoribbons on metal from the bottom up—atom by atom.
Nanomaterials
Jul 18, 2013
0
0
Chemists at Boston College and Nagoya University in Japan have synthesized the first example of a new form of carbon, the team reports in the most recent online edition of the journal Nature Chemistry.
Nanomaterials
Jul 15, 2013
3
0
Large flakes of graphene oxide are the essential ingredient in a new recipe for robust carbon fiber created at Rice University.
Nanomaterials
Jul 8, 2013
2
0