Meissner effect

American  

[mahys-ner] / ˈmaɪs nər /

noun

Physics.

1. the loss of magnetism that a superconductor displays when cooled to its transition temperature in a magnetic field.

---

Meissner effect British  

/ ˈmaɪsnə /

noun

1. physics the phenomenon in which magnetic flux is excluded from a substance when it is in a superconducting state, except for a thin layer at the surface

---

Etymology

Origin of Meissner effect

After German physicist Fritz Walther Meissner (1882–1974), who contributed to a description of the effect in 1933

---

Example Sentences

See Examples For:

Meissner effect

This so-called critical current behavior and the Meissner effect are the two key features of superconductors.

From Science Daily ● Nov. 13, 2023

The South Korean researchers provided a video of what they say is LK-99 exhibiting the Meissner effect, but superconductors aren’t the only things that float above magnets—graphite, for example, also levitates.

From Scientific American ● Jul. 27, 2023

That phenomenon, known as the Meissner effect, is considered to be definitive evidence of a superconductor.

From New York Times ● Jun. 23, 2023

To confirm that a material superconducts, however, physicists also look for a second telltale indicator, known as the Meissner effect, in which the material expels magnetic fields below Tc.

From Science Magazine ● Oct. 21, 2021

Researchers believe that any proof of superconductivity must include both a total absence of resistance to current and the phenomenon known as the Meissner effect.

From Time Magazine Archive

Random Word

Spin the wheel and learn a new word!

---