Yokoyama Lab. Ibaraki University

Recent Research

Antiferromagnetic quantum critical point tracks the suppressed superconducting upper critical field:

Relationship between quantum criticality and anomalous spin fluctuations in CeCoIn₅: a research project in JAEA:

Emergence of magnetic quantum critical point in superconductivity and its coupling with superconducting pairing electons.

Itinerant-localized duality and electronic correlations in a quantum ferromagnet: a research project in JAEA:

The quest for the origin of quantum criticality in unconventional superconductor CeCoIn₅:

Nanoscale electronic heterogeneity revealed in the exotic superconductor CeCo(In,Zn)₅: a research project in JAEA:

An anomalous ordered state in a quasi-kagome compound: participation in a research project in IMR, Tohoku Univ:

Emergence of the cluster-glass state as ferromagnetic quantum criticality is avoided in itinerant ferromagnet:

The role of anisotorpic quantum critical fluctuations in anomalous superconductivity:

Zn-doped CeCoIn₅: coupling between antiferromagnetic order and quantum critical fluctuations is unveiled:

Itinerant-localized duality of d electrons in ferromagnetic Sr_1-xLa_xRuO₃ studied by photoemission spectroscopy:

Effect of oxygen isotope doping in ferromagnetic SrRuO₃: participation in a research project in AIST:

Finding of non-Fermi-liquid behavior at zero magnetic field in Ni-doped heavy fermion superconductor CeCoIn₅:

Dynamics of heterogeneous magnetic state in Sr_1-xLa_xRuO₃ revealed by muon spin relaxation measurements:

Zn-doped CeCoIn₅: Antiferromagnetic correlation protects superconductivity against magnetic field:

Magnetic fluctuations coupled with itinerant-localized duality of d electrons found in ferromagnetic compound Sr_1-xLa_xRuO₃:

Emergence of antiferromagnetic order in heavy fermion superconductor CeCo(In_1-xZn_x)₅: