When you make conducting wires thinner, their electrical resistance goes up. This is Ohm's law, and it is generally right. An important exception is at very low temperatures, where the mobility of electrons increases when ...
Condensed Matter
Sep 23, 2022
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809
Lateral flow assays (LFA) tests have become ubiquitous within the general public; they are the format for standard home pregnancy and COVID-19 tests, indicating a positive result with a colored line, and a negative result ...
Biochemistry
Aug 25, 2022
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23
Depending on the perspective one chooses, a theoretical calculation can describe observed physics more or less accurately. Back in 2015, Alessandro Toschi from the Institute of Solid State Physics at TU Wien and his team, ...
Superconductivity
Aug 17, 2022
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113
A new, multi-node FLEET review, published in Matter, investigates the search for Majorana fermions in iron-based superconductors.
Superconductivity
Jun 22, 2022
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89
In a study published in Nano Letters, researchers have demonstrated a new technique to measure the quantum excitations in superconducting materials with atomic precision for the first time. Detecting these excitations is ...
Superconductivity
Jun 3, 2022
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253
A group of researchers from Pisa, Jyväskylä, San Sebastian and MIT have demonstrated how a heterostructure consisting of superconductors and magnets can be used to create unidirectional current like that found in semiconductor ...
Superconductivity
May 11, 2022
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854
Superconductors are materials that can achieve a state known as superconductivity, in which matter has no electrical resistance and does not allow the penetration of magnetic fields. At low temperatures, these materials are ...
Clusters of microscopic bacteria exist all around us. These invisible communities, known as biofilms, are found in habitats ranging from our skin surface to sewer pipes and play integral roles in environments spanning healthcare ...
Cell & Microbiology
May 4, 2022
0
112
Rather than digging to identify unmarked mass grave sites or evidence to locate missing persons, cutting-edge technologies are helping law enforcement agents, forensic scientists and historians uncover attempts to hide victims.
Earth Sciences
Apr 12, 2022
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5
Copper (Cu) is of fundamental importance to our daily lives due to its excellent electrical conductivity, as well as other valuable physical properties, such as the ability to draw copper into thin wires. Cu is the metal ...
Materials Science
Mar 21, 2022
0
250
