News tagged with transport
Could Graphene Replace Semiconductors?
Sep 08, 2008 |
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(PhysOrg.com) -- “People want a faster computer chip,” Philip Kim tells PhysOrg.com. “And it needs to be smaller. But in order to increase the speed of the chip, or to get it smaller, we are approaching a point where you ne ...
Orienting Flow in Carbon Nanotubes
Sep 02, 2008 |
4.6 / 5 (28) |
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(PhysOrg.com) -- Carbon nanotubes provide some of the most interesting possibilities for future technology. One of the more intriguing possibilities – with a variety of practical applications – is using carbon nanotubes for ...
New plan to reduce planes' CO2 emissions
Mar 31, 2009 |
4.4 / 5 (29) |
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(AP) -- Aviation groups in Europe announced a plan Tuesday to change the way commercial planes land in order to reduce their global-warming emissions of carbon dioxide.
Salt Water System Could Generate Hydrogen
Mar 18, 2009 |
3.9 / 5 (31) |
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(PhysOrg.com) -- The idea of generating hydrogen from salt water has often been claimed to work effectively. However, the systems proposed so far generally require a much greater energy input than the energy ...
Are Magnetically Levitating 'Sky Pods' the Future of Travel?
Sep 23, 2009 |
4.1 / 5 (26) |
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(PhysOrg.com) -- As a society, we are increasingly interested in finding new ways of transportation that are cleaner for the environment. New concepts in mass transit seem to be one of the main ways to move ...
New plasma transistor could create sharper displays
Feb 04, 2009 |
4.7 / 5 (9) |
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(PhysOrg.com) -- By integrating a solid-state electron emitter and a microcavity plasma device, researchers at the University of Illinois have created a plasma transistor that could be used to make lighter, ...
City buses turn to sewage for 'clean' fuel
Mar 22, 2009 |
4.1 / 5 (10) |
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Can the key to "clean" energy be found down in the sewer? That's the idea in Oslo, where city officials soon plan to introduce buses that run on biofuels extracted from human waste.
Martian rock arrangement not alien handiwork
Space & Earth / Space Exploration
Jan 07, 2009 |
4.4 / 5 (8) |
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At first, figuring out how pebble-sized rocks organize themselves in evenly-spaced patterns in sand seemed simple and even intuitive. But once Andrew Leier, an assistant geoscience professor at the U of C, started observing, ...
Researchers construct a device that mimics one of nature's key transport machines
Biology /
Jan 06, 2009 |
4.7 / 5 (7) |
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(PhysOrg.com) -- To help protect its genes, a cell is highly selective about what it allows to move in and out of its nucleus. Yet that choosiness is regulated by just a thin barrier, perforated with tiny ...
Simulations help explain fast water transport in nanotubes
Sep 16, 2008 |
4.4 / 5 (7) |
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(PhysOrg.com) -- By discovering the physical mechanism behind the rapid transport of water in carbon nanotubes, scientists at the University of Illinois have moved a step closer to ultra-efficient, next-generation ...
Graphene's versatility promises new applications
Nanotechnology / Nanomaterials
Jul 09, 2009 |
5 / 5 (6) |
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Since its discovery just a few years ago, graphene has climbed to the top of the heap of new super-materials poised to transform the electronics and nanotechnology landscape. As N.J. Tao, a researcher at the ...
Scientists Track Heat in Tiny Rolls of Carbon Atoms
Mar 02, 2009 |
5 / 5 (5) |
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(PhysOrg.com) -- IBM Research scientists today announced a landmark study in the field of nanoelectronics; the development and demonstration of novel techniques to measure the distribution of energy and heat in powered carbon ...
It's a grind to make Mars red
Space & Earth / Space Exploration
Sep 18, 2009 |
4.6 / 5 (5) |
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(PhysOrg.com) -- The widespread idea that Mars is red due to rocks being rusted by the water that once flooded the red planet may be wrong. Recent laboratory studies show that the red dust may be formed by ...
Does global warming lead to a change in upper atmospheric transport?
Space & Earth / Earth Sciences
Dec 15, 2008 |
3.7 / 5 (6) |
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Most atmospheric models predict that the rate of transport of air from the troposphere to the above lying stratosphere should be increasing due to climate change. Surprisingly, Dr. Andreas Engel together with ...
'Fuel for thought' on transport sector challenges
Jul 11, 2008 |
3.3 / 5 (6) |
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The report: Fuel for thought – The future of transport fuels: challenges and opportunities addresses two serious issues – the need to dramatically reduce the transport sector's greenhouse gas emissions and, ...
