Spintronics
Spintronics (a portmanteau meaning "spin transport electronics"), also known as spinelectronics or fluxtronic, is an emerging technology exploiting both the intrinsic spin of the electron and its asso...
Spintronics - Wikipedia
Quantum Levitation
Suspending a superconducting disc above or below a set of permanent magnets. The magnetic field is locked inside the superconductor ; a phenomenon called 'Qu...
NASA Mystery: Electron 'Superhighway' Traveling at Speed of Light Discovered Just Outside Earth's Magnetic Field
"This is a puzzling case because we're seeing energetic electrons where we don't think they should be, and no model fits them," said David Sibeck, co-author and THEMIS project scientist at NASA Goddar...
How To Make Graphene
Since its discovery a decade ago, scientists and tech gurus have hailed graphene as the wonder material that could replace silicon in electronics, increase the efficiency of batteries, the durability ...
A Metal That Behaves Like Water
Graphene is going to change the world — or so we’ve been told. Since its discovery a decade ago, scientists and tech gurus have hailed graphene as the wonder material that could replace silicon in ele...
Heavy Fermions Get Nuclear Boost On Way To Superconductivity
Physicists from the United States, Germany and China have made a surprising discovery that the arrangement of atomic nuclei spins helps bring about superconductivity in ytterbium dirhodium disilicide,...
Quantum Physics Meets Genetic Engineering
Nature has had billions of years to perfect photosynthesis, which directly or indirectly supports virtually all life on Earth. In that time, the process has achieved almost 100 percent efficiency in t...
Unexpected Role Of Electrons In Creating Pulsating Auroras
Researchers have uncovered evidence for an unexpected role that electrons have in creating the dancing auroras. Thanks to a lucky conjunction of two satellites, a ground-based array of all-sky cameras...
Physicists find new explanation for key experiment
Bielefeld, Germany (SPX) Sep 25, 2015 - An experiment at Tohoku University (Japan) in 2008 laid the foundations for research on 'spin caloritronics' - a field that aims to develop more effective and e...
Superconductivity Record Sparks Wave Of Follow-Up Physics
Hydrogen sulfide — the compound responsible for the smell of rotten eggs — conducts electricity with zero resistance at a record high temperature of 203 kelvin (–70 °C), reports a paper published toda...
A Small, Modular, Efficient Fusion Plant To Bring Power Source Closer To Reality
It’s an old joke that many fusion scientists have grown tired of hearing: Practical nuclear fusion power plants are just 30 years away — and always will be. But now, finally, the joke may no longer be...
Making New Materials With Micro-Explosions
Scientists have made exotic new materials by creating laser-induced micro-explosions in silicon, the common computer chip material. The new technique could lead to the simple creation and manufacture ...
Scientists Discover Fundamental Property Of Light – 150 Years After Maxwell
Photons have neither mass nor charge, and so behave very differently from their massive counterparts, but they do share a property, called spin, which results in remarkable geometric and topological p...
Superconductivity Record Bolstered By Magnetic Data
The long-standing quest to find a material that can conduct electricity without resistance at room temperature may have taken a decisive step forward. Scientists in Germany have observed the common mo...
Spintronics Advance Brings Wafer-Scale Quantum Devices Closer To Reality
An electronics technology that uses the "spin" of atomic nuclei to store and process information promises huge gains in performance over today's electron-based devices. But getting there is proving ch...
Scientists Have Discovered A New State Of Matter, Called 'Jahn-Teller Metals'
An international team of scientists has announced the discovery of a new state of matter in a material that appears to be an insulator, superconductor, metal and magnet all rolled into one, saying tha...
Spin (physics)
In quantum mechanics and particle physics, spin is an intrinsic form of angular momentum carried by elementary particles, composite particles (hadrons), and atomic nuclei.Spin is one of two types of a...
Spin (physics) - Wikipedia
Giant magnetoresistance
Giant magnetoresistance (GMR) is a quantum mechanical magnetoresistance effect observed in thin-film structures composed of alternating ferromagnetic and non-magnetic conductive layers. The 2007 Nobel...
Giant magnetoresistance - Wikipedia
Tunnel magnetoresistance
Tunnel magnetoresistance (TMR) is a magnetoresistive effect that occurs in a magnetic tunnel junction (MTJ), which is a component consisting of two ferromagnets separated by a thin insulator. If the i...
Tunnel magnetoresistance - Wikipedia
Spin transfer torque
Spin-transfer torque is an effect in which the orientation of a magnetic layer in a magnetic tunnel junction or spin valve can be modified using a spin-polarized current.Charge carriers (such as elec...
Spin transfer torque - Wikipedia
Spin valve
A spin valve is a device, consisting of two or more conducting magnetic materials, whose electrical resistance can change between two values depending on the relative alignment of the magnetisation in...
Spin valve - Wikipedia
Spin transistor
The magnetically sensitive transistor (also known as the spin transistor or spintronic transistor—named for spintronics, the technology which this development spawned), originally proposed in 1990 and...
Racetrack memory
Racetrack memory (or domain-wall memory (DWM)) is an experimental non-volatile memory device under development at IBM's Almaden Research Center by a team led by Stuart Parkin. In early 2008, a 3-bit v...
Racetrack memory - Wikipedia
History of electromagnetism
The history of electromagnetic theory begins with ancient measures to deal with atmospheric electricity, in particular lightning. People then had little understanding of electricity, and were unable t...
History of electromagnetism - Wikipedia
Ideally hard superconductor
An ideally hard superconductor is a type II superconductor material with an infinite pinning force. In the external magnetic field it behaves like an ideal diamagnet if the field is switched on when t...
NASA Mystery: Electron 'Superhighway' Traveling at Speed of Light Discovered Just Outside Earth's Magnetic Field
"This is a puzzling case because we're seeing energetic electrons where we don't think they should be, and no model fits them," said David Sibeck, co-author and THEMIS project scientist at NASA Goddar...
Ferromagnetic superconductor
Ferromagnetic superconductors are materials that display intrinsic coexistence of ferromagnetism and superconductivity. They include UGe2, URhGe, and UCoGe. Evidence of ferromagnetic superconductivity...
Electron multiplier
An electron multiplier is a vacuum-tube structure that multiplies incident charges. In a process called secondary emission, a single electron can, when bombarded on secondary emissive material, induce...
S-PULSE
S-PULSE is the acronym of Shrink-Path of Ultra-Low Power Superconducting Electronics. S-PULSE is a support action of the European Seventh Framework Programme (FP7) that stimulates joint efforts of Eu...
S-PULSE - Wikipedia