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| From | dvus <dven1@adelphia.net> |
| Newsgroups | sci.physics |
| Subject | Re: Superfluidity in topologically nontrivial flat bands |
| Date | Fri, 20 Nov 2015 15:20:57 -0500 |
| Lines | 37 |
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On 11/20/2015 10:57 AM, Sam Wormley wrote: > Superfluidity in topologically nontrivial flat bands >> http://phys.org/news/2015-11-superfluidity-topologically-nontrivial-flat-bands.html >> > > >> Superconductors are marvellous materials that are able to transport >> electric current and energy without dissipation. For this reason, >> they are extremely useful for constructing magnets that can generate >> enormous magnetic fields without melting. They have found important >> applications as essential components of the Large Hadron Collider >> particle accelerator at CERN, levitating trains, and the magnetic >> resonance imaging tool widely used for medical purposes. Yet, one >> reason why the waiting list for an MRI scan is sometimes so long is >> the cost of the equipment. Indeed, superconductors have to be cooled >> down below one hundred degrees centigrade to manifest their unique >> properties, and this implies the use of expensive refrigerators. >> >> An important open problem in modern materials science is to >> understand the mechanism behind superconductivity, and in particular, >> it would be highly desirable to be able to predict with precision the >> critical temperature below which the superconducting transition >> occurs. In fact, there are no currently available theories that can >> provide accurate predictions for the critical temperature of the most >> useful superconductive materials. This is unfortunate since a sound >> understanding of the mechanism of superconductivity is essential if >> we are interested in synthesizing materials that may one day achieve >> superconductivity at room temperature, without refrigeration. "Indeed, superconductors have to be cooled down below one hundred degrees centigrade to manifest their unique properties..." Time for tea? -- dvus
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Superfluidity in topologically nontrivial flat bands Sam Wormley <swormley1@gmail.com> - 2015-11-20 09:57 -0600
Re: Superfluidity in topologically nontrivial flat bands dvus <dven1@adelphia.net> - 2015-11-20 15:20 -0500
Re: Superfluidity in topologically nontrivial flat bands Wally W. <ww84wa@aim.com> - 2015-11-20 21:37 -0500
Re: Superfluidity in topologically nontrivial flat bands Sam Wormley <swormley1@gmail.com> - 2015-11-20 21:08 -0600
Re: Superfluidity in topologically nontrivial flat bands Wally W. <ww84wa@aim.com> - 2015-11-20 22:24 -0500
Re: Superfluidity in topologically nontrivial flat bands benj <none@gmail.com> - 2015-11-21 04:59 -0500
Re: Superfluidity in topologically nontrivial flat bands jimp@specsol.spam.sux.com - 2015-11-21 07:18 +0000
Re: Superfluidity in topologically nontrivial flat bands dvus <dven1@adelphia.net> - 2015-11-21 09:10 -0500
Re: Superfluidity in topologically nontrivial flat bands benj <none@gmail.com> - 2015-11-21 05:02 -0500
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