News tagged with capacity
In quantum channels, zero plus zero can equal non-zero
Oct 06, 2008 |
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(PhysOrg.com) -- Physicists have discovered a strange characteristic of quantum communication channels. If two quantum channels each have a transmission capacity of zero, they may still have a nonzero capacity ...
250 DVDs on a quarter: New method of self-assembling nanoscale elements could transform data storage industry
Feb 19, 2009 |
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(PhysOrg.com) -- An innovative and easily implemented technique in which nanoscale elements precisely assemble themselves over large surfaces could soon open doors to dramatic improvements in the data storage ...
Digital Quantum Battery Could Boost Energy Density Tenfold
Dec 22, 2009 |
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(PhysOrg.com) -- Physicists theorize that quantum phenomena could provide a major boost to batteries, with the potential to increase energy density up to 10 times that of lithium ion batteries. According to ...
Researchers find memory capacity much bigger than previously thought
Sep 09, 2008 |
4.7 / 5 (25) |
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In recent years, demonstrations of memory's failures have convinced many scientists that human memory does not store the details of our experiences. However, a new study from MIT cognitive neuroscientists ...
General Electric Develops a 500GB Optical Disc
Electronics / Consumer & Gadgets
Apr 27, 2009 |
4.7 / 5 (21) |
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(PhysOrg.com) -- G.E. has unveiled a 500 GB micro-holographic disc that is the same size as existing DVD's. The storage capacity is equivalent to 100 DVD's and is aimed at the archive industry but eventually ...
SanDisk Developing 128 GB Micro-SD Card For 2011 Release
Electronics / Consumer & Gadgets
Oct 22, 2008 |
4.4 / 5 (20) |
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(PhysOrg.com) -- SanDisk one of the global leaders in flash storage cards is in the development stage of manufacturing a 128 gigabyte micro-SD card for cell phones. According to Deccan Herald of India, SanDisk´s ...
Researchers Develop Material That Could Boost Data Storage, Save Energy
Nanotechnology / Nanomaterials
Oct 20, 2009 |
4.5 / 5 (18) |
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(PhysOrg.com) -- North Carolina State University engineers have created a new material that would allow a fingernail-size computer chip to store the equivalent of 20 high-definition DVDs or 250 million pages of text, far ...
Scientists improve chip memory by stacking cells
Dec 21, 2009 |
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(PhysOrg.com) -- Scientists at Arizona State University have developed an elegant method for significantly improving the memory capacity of electronic chips.
Hydrogen Storage Gets New Hope from Rechargeable 'Chemical Fuel Tank'
Sep 01, 2009 |
3.9 / 5 (18) |
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(PhysOrg.com) -- A new method for "recycling" hydrogen-containing fuel materials could open the door to economically viable hydrogen-based vehicles.
Study: Regular walking nearly halves elderly disability risk
Jul 15, 2008 |
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Older adults can decrease their risk of disability and increase their likelihood of maintaining independence by 41 percent by participating in a walking exercise program, according to a new University of Georgia study.
Hydrogen + corncobs (with a splash of boron) = fuel of the future?
Oct 09, 2008 |
3.9 / 5 (14) |
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(PhysOrg.com) -- The next alternative fuel in a vehicle's tank might be nothing more than gas with a little help from corn. However, instead of the usual petroleum-based fuel, this gas will be hydrogen, and the corn will ...
Regions of the brain can rewire themselves
Medicine & Health / Neuroscience
Mar 09, 2009 |
5 / 5 (10) |
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(PhysOrg.com) -- Scientists at the Max Planck Institute for Biological Cybernetics in Tübingen have succeeded in demonstrating for the first time that the activities of large parts of the brain can be altered ...
Nanotube defects equal better energy and storage systems
Nanotechnology / Nanomaterials
Nov 19, 2009 |
4.5 / 5 (11) |
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(PhysOrg.com) -- Most people would like to be able to charge their cell phones and other personal electronics quickly and not too often. A recent discovery made by UC San Diego engineers could lead to carbon ...
'Core-Shell' Silicon Nanowires May Improve Lithium-Ion Batteries
Jan 20, 2009 |
4 / 5 (12) |
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(PhysOrg.com) -- Researchers have found a way to incorporate silicon into the structure of rechargeable lithium-ion batteries, which are used to power a wide variety of portable electronic devices, including ...
How did flowering plants evolve to dominate Earth?
Dec 01, 2009 |
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To Charles Darwin it was an 'abominable mystery' and it is a question which has continued to vex evolutionists to this day: when did flowering plants evolve and how did they come to dominate plant life on earth? Today a study ...
