News tagged with ferromagnetic layer

Scientists demonstrate more efficient way to connect nanoparticles for single-electron devices

(PhysOrg.com) -- By connecting single nano-objects together, scientists can fabricate tiny solid-state devices through which a precisely controlled single-electron current can flow. In the past several years, ...

Nanotechnology / Nanophysics

created Oct 28, 2010 | popularity 4.7 / 5 (7) | comments 0 | with audio podcast feature

Half-a-loaf method can improve magnetic memories

Chinese scientists have shown that magnetic memory, logic and sensor cells can be made faster and more energy efficient by using an electric, not magnetic, field to flip the magnetization of the sensing layer only about halfway, ...

Physics / General Physics

created Aug 24, 2010 | popularity 5 / 5 (1) | comments 0

Unexpectedly Long-Range Effects in Advanced Magnetic Devices

(PhysOrg.com) -- A tiny grid pattern has led materials scientists at the National Institute of Standards and Technology (NIST) and the Institute of Solid State Physics in Russia to an unexpected finding—the ...

Physics / Condensed Matter

created Jul 01, 2009 | popularity 4 / 5 (11) | comments 2




Search results for ferromagnetic layer


An unlikely route to ferroelectricity

(Phys.org) -- Ferroelectricity, which was first observed in the 1940s, is an interesting phenomenon involving the spontaneous (non-induced) formation of charge polarization (separation of charge) in certain ...

Physics / Condensed Matter

created May 18, 2012 | popularity 4.3 / 5 (4) | comments 7 | with audio podcast

300,000 times the strength of the Earth's magnetic field: BLADE's new 14 Tesla magnet

The first researchers to use the new high-field superconducting magnet at Diamond Light Source, the UK’s national synchrotron facility, are searching for “hidden magnetic states”. If found, ...

Physics / General Physics

created May 17, 2012 | popularity 4.3 / 5 (19) | comments 4

Magnetic cloak: Physicists create device invisible to magnetic fields

Autonomous University of Barcelona researchers, in collaboration with an experimental group from the Academy of Sciences of Slovakia, have created a cylinder which hides contents and makes them invisible to ...

Physics / General Physics

created Mar 22, 2012 | popularity 4.6 / 5 (11) | comments 10 | with audio podcast

First patent on low density parity check coding with soft decision decoding for spin-torque transfer MRAM

Researchers at the A*STAR, Data Storage Institute (DSI), have filed a patent on low-density parity-check (LDPC) coding with soft decision decoding, which is an advanced error correction coding scheme for spin-torque transfer ...

Technology / Semiconductors

created Mar 14, 2012 | popularity not rated yet | comments 0 | with audio podcast

Resetting the future of MRAM

In close collaboration with colleagues from Bochum, Germany, and the Netherlands, researchers from the Helmholtz-Zentrum Berlin, Germany, have developed a novel, extremely thin structure made of various magnetic ...

Physics / General Physics

created Mar 07, 2012 | popularity 4 / 5 (4) | comments 6 | with audio podcast

An electrical switch for magnetic current

(PhysOrg.com) -- A new mechanism will make it possible to switch data storage in the future. Researchers at the Max Planck Institute of Microstructure Physics in Halle use a short electric pulse to change ...

Physics / Condensed Matter

created Mar 01, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Study reveals switching mechanism in promising computer memory device

(PhysOrg.com) -- Sometimes knowing that a new technology works is not enough. You also must know why it works to get marketplace acceptance. New information from the National Institute of Standards and Technology ...

Physics / General Physics

created Feb 22, 2012 | popularity 4 / 5 (4) | comments 0 | with audio podcast

Study of switching behavior in differential dual spin valves reveals the role of interlayer couplings

Spin valves are essential building blocks in the magnetic sensors of read heads in hard disk drives. They consist of two magnetic layers separated by a non-magnetic layer and act as valves for electrons depending ...

Physics / General Physics

created Dec 12, 2011 | popularity 5 / 5 (1) | comments 1

Scissors-type trilayer giant magnetoresistive sensor using heusler alloy ferromagnet

Japanese researchers have demonstrated a scissors-type trilayer magnetoresistance device that is promising for narrow readers of ultra-high density hard disk drives (HDD). This device uses an antiferromagnetic ...

Physics / General Physics

created Nov 30, 2011 | popularity not rated yet | comments 1

Moving forward, spin goes sideways

Building electronic devices that work without needing to actually transport electrons is a goal of spintronics researchers, since this could lead to: reduced power consumption, lower levels of signal noise, faster ...

Physics / Quantum Physics

created Oct 07, 2011 | popularity 4 / 5 (3) | comments 1


List of search results for ferromagnetic layer