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Nanophysics Jun 7, 2021

Ultra-high-density hard drives made with graphene store ten times more data

Graphene can be used for ultra-high density hard disk drives (HDD), with up to a tenfold jump compared to current technologies, researchers at the Cambridge Graphene Center have shown.

General Physics Jan 7, 2021

New hard disk write head analytical technology can increase hard disk capacities

Using synchrotron radiation at SPring-8—a large-scale synchrotron radiation facility—Tohoku University, Toshiba Corporation, and the Japan Synchrotron Radiation Research Institute (JASRI) have successfully imaged the ...

General Physics Mar 24, 2020

Study unveils dependence of spin memory loss in a variety of interfaces

Researchers at the University of Twente and Beijing Normal University have recently conducted a study investigating the parameter known as spin memory loss (SML) for a variety of different interfaces, using a combination ...

General Physics Mar 10, 2020

Introducing the light-operated hard drives of tomorrow

What do you get when you place a thin film of perovskite material used in solar cells on top of a magnetic substrate? More efficient hard drive technology. EPFL physicist László Forró and his team pave the way for the ...

Nanophysics Mar 3, 2020

Magnetic whirls in future data storage devices

Magnetic (anti)skyrmions are microscopically small whirls that are found in special classes of magnetic materials. These nano-objects could be used to host digital data by their presence or absence in a sequence along a magnetic ...

Nanophysics Jul 2, 2019

Mechanical vibration generated by electron spins

Micro mechanical elements are indispensable components of modern electrical devices, but the actuation of them requires electrical current. It becomes harder to wire the element as further downscaling of device is pursued. ...

General Physics Dec 20, 2018

A major step closer to a viable recording material for future hard disk drives

Magnetic recording is the primary technology underpinning today's large-scale data storage. Now, companies are racing to develop new hard disk devices (HDDs) capable of recording densities greater than 1 terabit per square ...

General Physics Nov 21, 2018

Physicists develop concept of new fast non-volatile memory

Using micromagnetic simulation, scientists have found the magnetic parameters and operating modes for the experimental implementation of a fast racetrack memory module that runs on spin current, carrying information via skyrmionium, ...

Materials Science Apr 20, 2018

Rare earth magnet recycling is a grind, but new process takes a simpler approach

A new recycling process developed at the U.S. Department of Energy's Critical Materials Institute (CMI) turns discarded hard disk drive (HDD) magnets into new magnet material in a few steps, and tackles both the economic ...

Condensed Matter Sep 15, 2017

Physicists predict nonmetallic half-metallicity

A team of researchers of the Russian Academy of Sciences (RAS), in collaboration with a colleague from RIKEN (Institute for Physical and Chemical Research in Japan), has provided theoretical proof of the existence of a new ...

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