Local spin and charge properties of beta-Ag0.33V2O5 studied by 51V NMR (2008)
Hisada, A., Fujiwara, N., Yamauchi, T., Ueda, Y.
Local spin and charge properties were studied on beta-Ag0.33V2O5, a pressure-induced superconductor, at ambient pressure using 51V-NMR and zero-field-resonance (ZFR) techniques. Three inequivalent Vi...
Broad-Band Spectrum of The Black Hole Candidate IGR J17497-2821 Studied with Suzaku (2008)
Paizis, A., Ebisawa, K., Takahashi, H., Dotani, T., Kohmura, T., Kokubun, M., ...
The broad-band 1-300 keV Suzaku spectrum of IGR J17497-2821, the X-ray transient discovered by INTEGRAL in September 2006, is presented. Suzaku observed IGR J17497-2821 on September 25, eight days...
Infrared reflectivity spectra of η-Na1.3V2O5 in the charge disordered and ordered phase (2008)
Popovic, Z V, Djokic, D M, Dohcevic-Mitrovic, Z, Isobe, M, Ueda, Y
We have measured the far-infrared reflectivity spectra of the sodium vanadium oxide η-Na1.3V2O5 polycrystals in the wide temperature (80–300 K) and frequency (150–1500 cm−1) range. Appearance...
Electron Spin Resonance across the Charge-ordering Transition in YBaMn2O6 (2008)
Zakharov, D., Deisenhofer, J., Nakajima, T., Ueda, Y., Loidl, A.
We investigated the metal-ordered manganite system YBaMn2O6 using electron spin resonance (ESR) in the paramagnetic regime across the charge-ordering and structural phase transition at T_CO = 480 K...
Weakly coupled $s = 1/2$ quantum spin singlets in Ba$_{3}$Cr$_{2}$O$_{8}$ (2008)
Kofu, M., Kim, J. H., Ji, S., Lee, S. H., Ueda, H., Qiu, Y., ...
Using single crystal inelastic neutron scattering with and without application of an external magnetic field and powder neutron diffraction, we have characterized magnetic interactions in...
Takahashi, T., Kelley, R., Mitsuda, K., Kunieda, H., Petre, R., White, N., ...
The NeXT (New exploration X-ray Telescope), the new Japanese X-ray Astronomy Satellite following Suzaku, is an international X-ray mission which is currently planed for launch in 2013. NeXT is a...
A Pilot Survey for KX QSOs in the UKIDSS Ultra Deep Survey Field (2008)
Smail, Ian, Sharp, Rob, Swinbank, A. M., Akiyama, M., Ueda, Y., Foucaud, S., ...
We have undertaken a pilot survey for faint QSOs in the UKIDSS Ultra Deep Survey Field using the KX selection technique. These observations exploit the very deep near-infrared and optical imaging of...
Levy, F., Sheikin, I., Berthier, C., Horvatic, M., Takigawa, M., Kageyama, H., ...
We present magnetic torque measurements on the Shastry-Sutherland quantum spin system SrCu$_2$(BO$_3$)$_2$ in fields up to 31~T and temperatures down to 50~mK. A new quantum phase is observed in a...
Levy, F., Sheikin, I., Berthier, C., Horvatic, M., Takigawa, M., Kageyama, H., ...
We present magnetic torque measurements on the Shastry-Sutherland quantum spin system SrCu$_2$(BO$_3$)$_2$ in fields up to 31~T and temperatures down to 50~mK. A new quantum phase is observed in a...
Effect of surface roughness and substrate material on carbon deposition in tokamak TEXTOR (2008)
Kreter, A., Brezinsek, S., Hirai, T., Kirschner, A., Krieger, K., Mayer, M., ...
Takigawa, M., Matsubara, S., Horvatic, M., Berthier, C., Kageyama, H., Ueda, Y.
We present 11B NMR studies of the 2D frustrated dimer spin system SrCu2(BO3)2 in the field range 27-31 T covering the upper phase boundary of the 1/8 magnetization plateau, identified at 28.4 T. Our...
Observation Campaign of SS 433 in April 2006 (2006)
Kotani, T., Kubota, K., Namiki, M., Kawai, N., Ueda, Y., Trushkin, S., ...
A radio-IR-optical-X-ray observation campaign of SS 433 has been performed in April 2006, when the jet axis is almost perpendicular to the line of sight. Five flares have been detected during the...
Nonlinear transport in β-Na0.33V2O5 (2006)
Sirbu, S., Yamauchi, T., Ueda, Y.
Transport properties of the charge ordering compound β-Na0.33V2O5 are studied in the temperature range from 30 K to 300 K using current driven DC conductivity experiments. It is found that below the...
Pressure-dependent infrared properties of the quasi-one-dimensional metal β-Na0.33V2O5 (2006)
Kuntscher, C. A., Frank, S., Loa, I., Syassen, K., Yarnauchi, T., Ueda, Y.
High-pressure infrared spectroscopy on quasi-one-dimensional metals (2006)
Kuntscher, C. A., Frank, S., Loa, I., Syassen, K., Lichtenberg, F., Yamauchi, T., ...
The polarization-dependent mid-infrared optical responses of the two quasi-one-dimensional metals beta-Na0.33V2O5 and LaTiO3.41 were studied at room temperature as a function of pressure. An observed...
Crystal structure and lattice dynamics of SrCu2(BO3)2 at high pressures (2005)
Loa, I., Zhang, F. X., Syassen, K., Lemmens, P., Crichton, W., Kageyama, H., ...
Infrared properties of the quasi-one-dimensional superconductor β-Na0.33V2O5 under pressure (2005)
Kuntscher, C. A., Frank, S., Loa, I., Syassen, K., Yamauchi, T., Ueda, Y.
Functional evaluation of bioartificial liver using RT-PCR (2005)
Fujita, S, Ueda, Y, Ko, IK, Paek, HJ, Sajiki, T, Ikai, I, ...
Kodama, K., Takigawa, M., Horvatić, M., Berthier, C., Kageyama, H., Ueda, Y., ...
Nuclear magnetic resonance (NMR) experiments have been performed on the quasi-two-dimensional quantum spin system SrCu2(BO3)(2). The Cu NMR spectrum in the 1/8-magnetization plateau state at 27.6 T...
Orbital dimerization in NaTiSi2O6: An orbital analogue of the spin-Peierls phase transition (2004)
Konstantinovic, M.J., Popovic, Z.V., Moshchalkov, V.V., Isobe, M., Ueda, Y.
We measure the Raman scattering spectra of NaTiSi2O6, analyze the vibrational properties, and study the origin of the phase transition in this compound. In this quasi-one-dimensional S = 1/2 system...
Mori, S., Ito, G., Usami, N., Yoshioka, H., Ueda, Y., Kodama, Y., ...
Charge-Ordering Signatures in the Optical Properties of β-Na0.33V2O5 (2003)
Presura, C., Popinciuc, M., Marel, D. Van Der, Mostovoy, M., Yamauchi, T., ...
Temperature dependent optical spectra are reported for β-Na0.33V2O5. The sodium ordering transition at TNa = 240 K and, in particular, the charge ordering transition at TMI = 136 K strongly...
Charge-Ordering Signatures in the Optical Properties of β-Na0.33V2O5 (2003)
Presura, C., Popinciuc, M., Marel, D. Van Der, Mostovoy, M., Yamauchi, T., ...
Temperature dependent optical spectra are reported for β-Na0.33V2O5. The sodium ordering transition at TNa = 240 K and, in particular, the charge ordering transition at TMI = 136 K strongly...
Encyclopedia of Rose Science (2003)
Roberts, A., Debener, T., Gudin, S, Byrne, D.B., Cairns, T, ...
The Encyclopedia of Rose Science brings together a wealth of information on the rose, long treasured for its captivating perfumes and splendid colors. Now, more than ever, science plays a central...
ASCA observation of a dip of GRO J1655-40 : evidence for partial covering and its implication (2003)
Lower hybrid waves observed at the dayside polar region: SS-520-2 rocket experiment (2003)
Ueda, Y, Kojima, H, Matsumoto, H, Hashimoto, K, Nagano, I, Okada, T, ...
Bioartificial liver with whole blood perfusion (2003)
Ueda, Y, Iwata, H, Paek, HJ, Ko, IK, Shimooka, Y, Katsura, N, ...
Charge and Sodium Ordering in β-Na0.33V2O3 (2002)
Presura, C.N., Popinciuc, M., Marel, D. Van Der, Maris, G., Palstra, T.T.M., ...
Polarized Raman and optical spectra for the quasi one-dimensional metallic vanadate β- Na0.33V2O3 are reported for various temperatures. The spectra are discussed in the light of the sodium and...
Magnetic superstructure in the two-dimensional quantum antiferromagnet SrCu2(BO3)2 (2002)
Kodama, K., Takigawa, M., Horvatić, M., Berthier, C., Kageyama, H., Ueda, Y., ...
We report the observation of magnetic superstructure in a magnetization plateau state of SrCu2(BO3)(2), a frustrated quasi two-dimensional quantum spin system. The Cu and B nuclear magnetic resonance...
Low dimensional correlated systems: CuGeO3 and NaV2O5 (2001)
Zeman, J., Martinez, G., Konstantinović, M. J., Revcolevschi, A., Ueda, Y.
Contributions to the IAU Colloquium 177 and the conference on "X-ray astronomy 1999" (2000)
Nagase, F, Ueda, Y, Paul, B, Negoro, H, Sugizaki, M, Matsumoto, H, ...
Dielectric anomaly in NaV2O5: evidence for charge ordering (2000)
Smirnov, A.I., Popova, M.N., Sushkov, A.B., Golubchik, S.A., Khomskii, D.I., Mostovoy, M.V., ...
We found a high-frequency dielectric and magnetic anomaly in NaV2O5 at the phase transition into the spin-gap state. The dielectric constant anomaly is of the antiferroelectric type, which is in...
Infrared and Raman spectra of LiV2O5 single crystals (2000)
Popović, Z. V., Gajic, R., Konstantinović, M. J., Provoost, R., Moshchalkov, V. V., Vasil'ev, A. N., ...
Transmission electron microscopic study of hepatocytes in bioartificial liver (2000)
Sajiki, T, Iwata, H, Paek, HJ, Tosha, T, Fujita, S, Ueda, Y, ...
Morphologic studies of hepatocytes entrapped in hollow fibers of a bioartificial liver (2000)
Sajiki, T, Iwata, H, Paek, HJ, Tosha, T, Fujita, S, Ueda, Y, ...
Low Dimensional Correlated Systems: CuGeO3 and NaV2O5 (1999)
Zeman, J., Martinez, G., Konstantinović, M.J., Revcolevschi, A., Ueda, Y.
Some of the properties of the low-dimensional electronically correlated materials CuGeO3 and NaV2O5 are discussed. The emphasis lies on recent results obtained using Raman scattering and optical...
High-frequency dielectric and magnetic anomaly at the phase transition in NaV2O5 (1999)
Smirnov, A.I., Popova, M.N., Sushkov, A.B., Golubchik, S.A., Khomskii, D.I., Mostovoy, M.V., ...
We found anomalies in the temperature dependence of the dielectric and magnetic susceptibility of NaV2O5 in the microwave and far-infrared frequency ranges. The anomalies occur at the phase...
Dielectric function of NaV2O5 and its temperature dependence. (1999)
Konstantinović, M. J., Lastras-Martínez, L. F., Cardona, M., Popović, Z. V., Vasil'ev, A. N., Isobe, M., ...
Resonant Raman scattering in NaV2O5 as a probe of its electronic structure. (1999)
Konstantinović, M. J., Popović, Z. V., Ruf, T., Cardona, M., Vasil'ev, A. N., Isobe, M., ...
First evidence for charge ordering in NaV2O5 from Raman spectroscopy. (1999)
Konstantinović, M. J., Popović, Z. V., Vasil'ev, A. N., Isobe, M., Ueda, Y.
Limit on an exotic three-body decay of orthopositronium (1995)
Mitsui, T, Mäki, K, Asai, S, Ishisaki, Y, Fujimoto, R, Muramoto, N, ...
Emulsion-counter hybrid detector for the study of double hypernuclei and the H-dibaryon (1995)
Aoki, S, Bahk, S Y, Chung, K S, Chung, S H, Fukuda, O, Hahn, C H, ...
Global commons such as the global atmosphere have the characteristic, in addition to that of minimum contribution threshold, that whilst the preservation cost is immediate, the benefits belong to the...
Effects of tungsten surface conditions on carbon deposition
Ueda, Y., Fukumoto, M., Yamawaki, A., Ohtsuka, Y., Brezinsek, S., Hirai, T., ...
Activation of granulocytes by direct interaction with dendritic cells
Tsuda, M, Inaba, M, Sakaguchi, Y, Fukui, J, Ueda, Y, Omae, M, ...
Granulocytes from human peripheral blood were co-cultured with conventional dendritic cells (cDC) or plasmacytoid DCs (pDC) to examine the effects of DCs on the activation or function of...
Hirayama, A, Kusuoka, H, Yamamoto, H, Sakata, Y, Asakura, M, Higuchi, Y, ...
Objectives: To clarify the role of infarct and non-infarct sites on left ventricular (LV) remodelling after myocardial infarction by measuring brain natriuretic peptide (BNP) from each site.