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作者:Takehito Nakano , Yasuo Nozue
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2019, Vol.88 (1)JPS
摘要:We report on the experimental results of magnetic susceptibility, specific heat, electron spin resonance (ESR), and high-field magnetization measurements performed on a polycrystalline sample of the spin-1/2 distorted honeycomb-lattice antiferromagnet Cu2(pymca)3<...
作者:Takehito Nakano , Takashi Kambe
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2019, Vol.88 (4)JPS
摘要:\(\text{O}_{2}^{ - }\)]]> dumbbells with the full magnetic volume fraction was confirmed from μ SR below about 15 K. In comparison with CsO2, it is suggested that small changes in the lattice symmetry driven by changes in the
作者:Takehito Nakano , Yasuo Nozue ...
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2017, Vol.86 (2)JPS
摘要:Magnetic-ordered states of the pyrochlore iridates Nd2Ir2O7 (Nd227) and Sm2Ir2O7 (Sm227), showing metal–insulator transitions at 33 and 117 K, respectively, were studied by both the muon-spin-relaxation (μSR) ...
作者:Takehito Nakano , Yasuo Nozue ...
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2018, Vol.87 (6)JPS
摘要:\(\frac{1}{2}\)]]> one-dimensional (1D) antiferromagnet, which may be sequentially formed by an ordering of the π-orbital of molecule below T S ∼ 70 K. Here, we report the magnetism and the high-magnetic field magnetization in pu...
作者:Takehito Nakano , Yasuhiro Sakamoto
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2016, Vol.85 (2)JPS
摘要:\(n \gtrapprox 5\)]]> . The 1.1 and 1.8 eV bands are assigned to the respective excitations from 1s to 1p and from 1p to 1d states of s-electrons confined in main-channels. A mid-infrared absorption around 0.3 eV is observed at and increases with n ...
作者:... Duong Thi Hanh , Takehito Nakano , Yasuo Nozue
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2015, Vol.84 (6)JPS
摘要:In a porous crystal of zeolite low-silica X (LSX), β-cages and supercages (cavities) are arrayed in a diamond structure, respectively. We loaded potassium metal into zeolite LSX which has a chemical formula of Na7.3K4.7Al12Si12O...
作者:Takehito Nakano , Yusuke Masaki ...
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2015, Vol.84 (1)JPS
摘要:\(n \lesssim 1.05\)]]> . At n = 1.09, ρ suddenly decreases by several orders of magnitude, and shows metallic properties indicating that an insulator-to-metal transition occurs between n = 1.05 and 1.09. The samples are basically nonmagnetic at any n . The nonmagnetic and in...
作者:Takehito Nakano , Takanari Kashiwagi ...
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2009, Vol.78 (8)JPS
摘要:Sodium clusters arrayed in aluminosilicate sodalite are known to show antiferromagnetism below the Néel temperature T N of 48 K. We have performed electron spin resonance (ESR) measurements on a powder specimen of this material at an X-band microwave frequency (9....
作者:Takehito Nakano , Yuka Ikemoto , Yasuo Nozue
来源:[J].Journal of the Physical Society of Japan(IF 2.087), 2002, Vol.71 (Suppl), pp.199-201JPS
摘要:Electron spin resonance studies are carried out for potassium clusters stabilized in cages of aluminosilicate zeolite LTA, where cages are arrayed in a simple cubic structure. The average number of s-electrons per cluster, n , is systematically changed from 0 to the saturate...

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