Electromagnetic 'swamps' don't always bog electrons down
Scientists have designed a simple system to study how electrons travel through energy barriers instead of over them.
Aug 01, 2012
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Aug 01, 2012
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New data-encoding scheme slashes energy needs for next-generation memory
Researchers from Rice University and UCLA unveiled a new data-encoding scheme this week that slashes more than 30 percent of the energy needed to write data onto new memory cards that use "phase-change memory" (PCM) -- a ...
Jun 07, 2012
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Study of phase change materials could lead to better computer memory
(Phys.org) -- Memory devices for computers require a large collection of components that can switch between two states, which represent the 1's and 0's of binary language. Engineers hope to make next-generation ...
Jun 21, 2012
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Phase change memory-based 'moneta' system points to the future of computer storage
A University of California, San Diego faculty-student team is about to demonstrate a first-of-its kind, phase-change memory solid state storage device that provides performance thousands of times faster than ...
Jun 02, 2011
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Magical BEANs: New nano-sized particles could provide mega-sized data storage
The ability of phase-change materials to readily and swiftly transition between different phases has made them valuable as a low-power source of non-volatile or “flash” memory and data storage. Now an ...
Sep 17, 2010
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Putting the squeeze on planets outside our solar system
(PhysOrg.com) -- Using high-powered lasers, scientists at Lawrence Livermore National Laboratory and collaborators discovered that molten magnesium silicate undergoes a phase change in the liquid state, abruptly ...
Feb 10, 2012
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Sunflowers inspire more efficient solar power system
(Phys.org) -- A field of young sunflowers will slowly rotate from east to west during the course of a sunny day, each leaf seeking out as much sunlight as possible as the sun moves across the sky through ...
Aug 16, 2012
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IBM scientists demonstrate computer memory breakthrough
(PhysOrg.com) -- For the first time, scientists at IBM Research have demonstrated that a relatively new memory technology, known as phase-change memory (PCM), can reliably store multiple data bits per cell ...
Jun 30, 2011
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Computer Based on Insights From The Brain Moves Closer to Reality
(PhysOrg.com) -- Today at SC 09, the supercomputing conference, IBM announced significant progress toward creating a computer system that simulates and emulates the brain's abilities for sensation, perception, ...
Nov 18, 2009
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Jelly-like atmospheric particles resist chemical aging
(Phys.org)—Atmospheric chemists at the Harvard School of Engineering and Applied Sciences (SEAS) have found that when it comes to secondary organic material in the atmosphere, there are two distinct breeds: ...
Oct 16, 2012
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Sugar triggers plants to mature to adulthood, biologists find
(Phys.org) —Like animals, plants go through several stages of development before they reach maturity. It has long been thought that some of the transitions between these stages are triggered by changes ...
Mar 28, 2013
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New understanding of how materials change when rapidly heated
Collaboration between the University of Southampton and the University of Cambridge has made ground-breaking advances in our understanding of the changes that materials undergo when rapidly heated.
Mar 29, 2012
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Tiny airborne pollutants lead double life: study
University of British Columbia and Harvard researchers have provided visual evidence that atmospheric particles -- which are ubiquitous in the atmosphere, especially above densely populated areas -- separate ...
Jul 30, 2012
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Cheap beads offer alternative solar-heating storage
A cheap material that can store heat energy collected from the sun during the day that can be released slowly over night has been developed by researchers in the India. The material based on paraffin wax and stearic acid ...
Dec 02, 2011
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Better batteries through nanoscale 3D chemical imaging
Concerns over the finite availability of oil and the effect of greenhouse gases on climate have spurred intense efforts to develop electric-drive vehicles; the major barrier to successful commercialization ...
Aug 09, 2011
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