Topological insulators are materials with astonishing properties: Electric current flows only along their surfaces or edges, whereas the interior of the material behaves as an insulator. In 2007, Professor Laurens Molenkamp ...
Quantum Physics
Oct 28, 2019
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423
Computers process and transfer data through electrical currents passing through tiny circuits and wires. As these currents meet with resistance, they create heat that can undermine the efficiency and even the safety of these ...
Nanophysics
May 23, 2017
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195
A new fire protection circuit breaker from Siemens prevents electrical fires from developing. The device registers dangerous arcing in an electrical installation and breaks the circuit automatically. Arcing can happen as ...
Engineering
Oct 3, 2012
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1
A joint research team that included members from Tohoku University has unveiled a new topological insulator (TI), a unique state of matter that differs from conventional metals, insulators, and semiconductors.
Condensed Matter
Jun 19, 2024
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58
A collaborative group of researchers has potentially developed a means of controlling spin waves by creating a hexagonal pattern of copper disks on a magnetic insulator. The breakthrough is expected to lead to greater efficiency ...
Condensed Matter
Feb 1, 2024
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51
Researchers in Japan have demonstrated why the material Sr2IrO4, -- a transition metal oxide -- that was expected to be an electrical conductor is actually an insulator. Harnessing this material’s unusual conducting ...
General Physics
Jan 7, 2011
1
0
Aerogel materials serve a vital role as protective materials needed for many fields, including as electromagnetic interference shielding material for 5G technology, thermally insulating material in high-rise buildings and ...
Nanomaterials
Jul 19, 2022
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24
New research shows that a class of materials being eyed for the next generation of computers behaves asymmetrically at the sub-atomic level. This research is a key step toward understanding the topological insulators that ...
General Physics
Aug 13, 2013
1
0
Even the most brilliant scientific ideas need data. Just this year, the first-ever image of a black hole finally provided the evidence needed to support Einstein's 100-year-old theories.
General Physics
Nov 1, 2019
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71
The concentrated heat radiating from your laptop. The sudden roar of the cooling fan from inside your desktop computer.
General Physics
May 5, 2015
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52
