The energy gap associated with Cooper pair formation in unconventional superconductors can fall to zero along lines of the Fermi surface. Differences in the shape and location of these lines bear information on the interaction that triggers Cooper pair formation.
References
Zhang, Y. et al. Nature Phys. 8, 371–375 (2012).
Kamihara, Y., Watanabe, T., Hirano, M. & Hosono, H. J. Am. Chem. Soc. 130, 3296–3297 (2008).
Hanaguri, T., Niitaka, S., Kuroki, K. & Takagi, H. Science 328, 474–476 (2010).
Suzuki, K., Usui, H. & Kuroki, K. J. Phys. Soc. Jpn 80, 013710 (2011).
Reid, J-Ph. et al. Preprint at http://arxiv.org/abs/1201.3376 (2012).
Author information
Authors and Affiliations
Corresponding author
Rights and permissions
About this article
Cite this article
Lee, DH. Nodal rings. Nature Phys 8, 364–365 (2012). https://doi.org/10.1038/nphys2301
Published:
Issue Date:
DOI: https://doi.org/10.1038/nphys2301
- Springer Nature Limited
This article is cited by
-
On a New Number Equation Incorporating Both Temperature and Applied Magnetic Field and Its Application to MgB2
Journal of Superconductivity and Novel Magnetism (2020)
-
On the Role of Fermi Energy in Determining Properties of Superconductors: a Detailed Comparative Study of Two Elemental Superconductors (Sn and Pb), a Non-cuprate (MgB 2 ) and Three Cuprates (YBCO, Bi-2212 and Tl-2212)
Journal of Superconductivity and Novel Magnetism (2016)