dc.contributor.author
Baenitz, M.
dc.contributor.author
Schmidt, M.
dc.contributor.author
Suess, V.
dc.contributor.author
Felser, C.
dc.contributor.author
Lüders, K.
dc.date.accessioned
2020-04-02T09:54:07Z
dc.date.available
2020-04-02T09:54:07Z
dc.identifier.uri
https://refubium.fu-berlin.de/handle/fub188/27056
dc.identifier.uri
http://dx.doi.org/10.17169/refubium-26817
dc.description.abstract
Transition metal monopnictides belong to the new class of semimetals where the bulk properties are determined by the presence of pairs of nodes with different chirality formed by linear dispersive states in the k-space. Beside the anomaly in the bulk magnetotransport superconductivity is frequently found in some Weyl semimetals. We found signatures of superconductivity in ac and dc magnetization measurements of highly pure and stoichiometric NbP powder. We determined the lower and upper critical field and the Ginzburg-Landau parameter. The relative small superconducting volume fraction is related to either effect of finite grain size and/or surface superconductivity. The last mentioned may originate from either off stoichiometric (Nb-rich) surface layers or a strained surface with different electronic properties. Furthermore the intrinsic normal state susceptibility is determined taking into account a paramagnetic contribution of a few ppm of magnetic impurities.
en
dc.format.extent
7 Seiten
dc.rights.uri
https://creativecommons.org/licenses/by/4.0/
dc.subject
superconductivity
en
dc.subject
bulk properties
en
dc.subject.ddc
500 Naturwissenschaften und Mathematik::530 Physik::530 Physik
dc.title
Superconductivity in Weyl semimetal NbP: Bulk vs. surface
dc.type
Wissenschaftlicher Artikel
dcterms.bibliographicCitation.articlenumber
012002
dcterms.bibliographicCitation.doi
10.1088/1742-6596/1293/1/012002
dcterms.bibliographicCitation.journaltitle
Journal of physics
dcterms.bibliographicCitation.volume
1293
dcterms.bibliographicCitation.url
https://doi.org/10.1088/1742-6596/1293/1/012002
refubium.affiliation
Physik
refubium.resourceType.isindependentpub
no
dcterms.accessRights.openaire
open access
dcterms.isPartOf.issn
1742-6588
dcterms.isPartOf.eissn
1742-6596