TY - JOUR
T1 - Ultrahigh-resolution photoemission spectroscopy of Ni borocarbides
T2 - direct observation of the superconducting gap and a change in gap anisotropy by impurity
AU - Yokoya, T.
AU - Kiss, T.
AU - Watanabe, T.
AU - Shin, S.
AU - Nohara, M.
AU - Takagi, H.
AU - Oguchi, T.
PY - 2000/12/4
Y1 - 2000/12/4
N2 - The superconducting gaps (SGs) of YNi2B2C and Y(Ni0.8Pt0.2)2CB2C were studied using ultrahigh-resolution photoemission (PE) spectroscopy. A small but important difference in spectral shape was observed and attributed to the change in anisotropy of the SG between x=0.0 and 0.2 compounds.
AB - The superconducting gaps (SGs) of YNi2B2C and Y(Ni0.8Pt0.2)2CB2C were studied using ultrahigh-resolution photoemission (PE) spectroscopy. A small but important difference in spectral shape was observed and attributed to the change in anisotropy of the SG between x=0.0 and 0.2 compounds.
UR - http://www.scopus.com/inward/record.url?scp=0034429971&partnerID=8YFLogxK
UR - http://www.scopus.com/inward/citedby.url?scp=0034429971&partnerID=8YFLogxK
U2 - 10.1103/PhysRevLett.85.4952
DO - 10.1103/PhysRevLett.85.4952
M3 - Article
AN - SCOPUS:0034429971
VL - 85
SP - 4952
EP - 4955
JO - Physical Review Letters
JF - Physical Review Letters
SN - 0031-9007
IS - 23
ER -