[DOC] [TLE] Superconductivity - Wikipedia [PAR] Video of a Meissner effect in a high temperature superconductor (black pellet) 
with a NdFeB magnet (metallic). A high-temperature superconductor levitating 
above a magnet. Superconductivity is a phenomenon of exactly zero electrical 
resistance and expulsion of .... In a class of superconductors known as type II 
superconductors, including all... [DOC] [TLE] High-temperature superconductivity - Wikipedia [PAR] High-temperature superconductors are materials that behave as 
superconductors at unusually ... Until 2008, only certain compounds of copper 
and oxygen (so-called ... superconducting transition near 203 K (-70 C), the 
highest temperature .... The first superconductor found with Tc > 77 K (liquid 
nitrogen boiling point) is... [DOC] [TLE] How do superconductors work? - Explain that Stuff [PAR] Dec 16, 2015 ... But how much do you know about superconductors that eliminate ... But increase 
its temperature and it puts up much more resistance. Why ... Artwork: 
Superconductivity happens when electrons work together in Cooper pairs. [DOC] [TLE] Superconductivity - HyperPhysics [PAR] The critical temperature for superconductors is the temperature at which the ... 
temperatures are often just referred to as high temperature superconductors and
... [DOC] [TLE] superconductivity | physics | Britannica.com [PAR] This temperature, called the transition temperature, varies for different .... the 
transition temperature T c is approached, at which point it drops abruptly to C en 
for the classic superconductors, although the curve has a cusp shape near T c for 
.... A more astonishing effect occurs if the magnetic field is applied in the same 
way... [DOC] [TLE] Superconductivity | CERN [PAR] In 1911, while studying the properties of matter at very low temperature, the 
Dutch ... This field expulsion phenomenon is known as the Meissner effect, after 
the ... energy  this is why superconductivity usually occurs at very low 
temperature. ... last week following an electrical perturbation at point 8, caused by 
a small animal... [DOC] [TLE] Superconductivity - New World Encyclopedia [PAR] Oct 28, 2015 ... A magnet levitates above a high-temperature superconductor (with boiling liquid 
nitrogen underneath) ... Materials with such properties are called 
superconductors. ... Even near absolute zero, a sample of copper shows non-
zero resistance ... Superconductivity occurs in a wide variety of materials, 
including... [DOC] [TLE] Princeton University - Research offers new insights, and a new ... [PAR] Jun 29, 2009 ... The optimal superconductivity occurs when electrons are able to pair ... on each 
atomic site can pair up with another electron at a nearby site. ... temperatures" to 
superconductivity, at which point the materials are able to ... With increased 
doping, the transition temperature in cuprates is known to go up until... [DOC] [TLE] FUNDAMENTALS OF SUPERCONDUCTORS [PAR] Apr 1, 1996 ... The BCS theory explains superconductivity at temperatures close to absolute 
zero. Cooper ... These teams of electrons are known as Cooper pairs. ... This 
occurs despite the fact that electrons have the same charge. ... If the magnetic 
field is increased to a given point the superconductor will go to the normal... [DOC] [TLE] What Causes Superconductivity? - Quantum Device Lab [PAR] To understand how this happens, we need to know how the electrons interact 
with each other to form this ..... results close to the superconducting critical 
temperature. .... An electron pair does not behave like a point particle but instead 
its... [DOC] [TLE] Superconductors and Superconducting Materials Information ... [PAR] Superconductivity occurs at a specific material's critical temperature (Tc). ... which 
superconducting materials set up electric currents near their surface at ... boiling 
point of liquid nitrogen (around 77 K) are known as high-temperature materials. [DOC] [TLE] The Superconductor That Works at Earth Temperature [PAR] Oct 26, 2015 ... Superconductivity occurs when the Cooper pairs and the phonons travel ... fields 
from inside the material, a phenomenon known as the Meissner effect. ... point 
that this superconductor works at a temperature that is 19... [DOC] [TLE] Physicists achieve superconductivity at room temperature ... [PAR] Dec 5, 2014 ... This is why they're called high-temperature superconductors. ... report, but it was 
thought this could only occur at super

Question: Superconductivity occurs at temperatures near the point known as this
Answer: absolute zero