Inelastic neutron scattering (ISIS Neutron and Muon Source, UK)
Neutron powder diffraction (ISIS Neutron and Muon Source, UK)
Raman scattering (NHMFL, USA)
Sample growth (solid-state reaction, flux method, and chemical vapor transport)
Prof. Jun Sung Kim's group (POSTECH, Korea): Sample growth, Transport measurements
Prof. Kwang-Yong Choi's group (Sungkyunkwan University, Korea): Sample growth, Nuclear magnetic resonance, Raman scattering
Prof. Dirk Wulferding (Sejong University, Korea): Raman scattering
Dr. Choongjae Won (Max Planck POSTECH/Korea Research Initiative, Korea): Sample growth
Dr. Devashibhai T. Adroja's group (ISIS Neutron and Muon Source, UK): Neutron scattering
Dr. Seung-Hwan Do (University of Tennessee, USA): Neutron scattering
Dr. Yugo Oshima's group (RIKEN, Japan): Electron spin resonance