Save
Email
Print
Share
RSSBrowse News Stories
301 to 310 of 475 stories
view headlines only
-
New Step Towards Quantum Computers
March 29, 2009 — The intrinsic rotation of electrons -- the "spin" -- is a promising property for future electronics devices. If use as an information carrier were possible, the processing power of electronic ... > full story -
High-Speed Signal Mixer Demonstrates Capabilities Of Transistor Laser
March 19, 2009 — Scientists have successfully demonstrated a microwave signal mixer made from a tunnel-junction transistor laser. Development of the device brings researchers a big step closer to higher speed ... > full story -
Spin Battery: Physicist Develops Battery Using New Source Of Energy
March 11, 2009 — Scientists have been able to prove the existence of a "spin battery," a battery that is "charged" by applying a large magnetic field to nano-magnets in a device called a magnetic tunnel junction. The ... > full story -
Mechanism To Increase Magnetic Response Of Ferromagnetic Semiconductor Identified
February 25, 2009 — When squeezed, electrons increase their ability to move around. In compounds such as semiconductors and electrical insulators, such squeezing can dramatically change the electrical- and magnetic- ... > full story -
Scientists Prove Graphene's Edge Structure Affects Electronic Properties
February 15, 2009 — Graphene, a single-atom-thick sheet of carbon, holds remarkable promise for future nanoelectronics applications. However, whether graphene actually cuts it in industry depends upon how graphene is ... > full story -
Novel Quantum Effect, Quantum Spin Hall Effect, Directly Observed And Explained
February 12, 2009 — Physicists has succeeded in gaining an in-depth insight into a most unusual phenomenon. They succeeded for the first time in directly measuring the spin of electrons in a material that exhibits the ... > full story -
Scientists Control The Spin Of Semiconductor Quantum Dot Shell States
February 5, 2009 — Scientists have recently demonstrated the ability to control the spin population of the individual quantum shell states of self-assembled indium arsenide quantum dots (QDs). These results are ... > full story -
New Material Derived From Graphene May Have Many Applications In Future Electronics
February 5, 2009 — Researchers have produced a ground-breaking new material, graphane, which has been derived from graphene. Graphene, which was discovered in 2004, is a one-atom-thick crystal with unusual highly ... > full story -
Smallest Quantum Dots Ever Created
January 27, 2009 — Single atom quantum dots make possible a new level of control over individual electrons, a development that suddenly brings quantum dot-based devices within reach. Composed of a single atom of ... > full story -
Light-Speed Nanotechnology: Controlling The Nature Of Graphene
January 21, 2009 — Researchers have discovered a new method for controlling the nature of graphene, bringing chip manufacturers one step closer to realizing the mass production of graphene-based nanoelectronics. The ... > full story
Search ScienceDaily
Number of stories in archives: 137,088
more 
