T. Nagao

Details der Publikationsliste

Zeitraum

1978 - 2009

Anzahl

49

Co-Autoren

Direct observation of localization in the minority-spin-band electrons of magnetite below the Verwey temperature (2009)

Kobayashi, H., Nagao, T., Itou, M., Todo, S., Barbiellini, B., Mijnarends, P. E., ...

Two-dimensional spin-uncompensated momentum density distributions, $\rho_{\rm s}^{2D}({\bf p})$s, were reconstructed in magnetite at 12K and 300K from several measured directional magnetic Compton...

Hubble Space Telescope/Advanced Camera for Surveys Morphology of Lyα Emitters at Redshift 5.7 in the COSMOS Field (2009)

Taniguchi, Y., Murayama, T., Scoville, N. Z., Sasaki, S. S., Nagao, T., Shioya, Y., ...

We present detailed morphological properties of Lyα emitters (LAEs) at z ≈ 5.7 in the COSMOS field based on Hubble Space Telescope Advanced Camera for Surveys (ACS) data. The ACS imaging in the...

Environmental Effects on the Star Formation Activity in Galaxies at z ≃ 1.2 in the COSMOS Field (2009)

Ideue, Y., Nagao, T., Taniguchi, Y., Shioya, Y., Saito, T., Murayama, T., ...

We investigate the relation between the star formation activity in galaxies and environment at z ≃ 1.2 in the Cosmic Evolution Survey field, using the fraction of [O II] emitters and the local...

HST/ACS Morphology of Lyman Alpha Emitters at Redshift 5.7 in the COSMOS Field (2009)

Taniguchi, Y., Murayama, T., Scoville, N. Z., Sasaki, S. S., Nagao, T., Shioya, Y., ...

We present detailed morphological properties of Lyman alpha emitters (LAEs) at z~ 5.7 in the COSMOS field, based on {\it Hubble Space Telescope} Advanced Camera for Surveys (ACS) data. The ACS...

Environmental Effects on the Star Formation Activity in Galaxies at z=1.2 in the COSMOS Field (2009)

Ideue, Y., Nagao, T., Taniguchi, Y., Shioya, Y., Saito, T., Murayama, T., ...

We investigate the relation between the star-formation activity in galaxies and environment at z=1.2 in the COSMOS field, using the fraction of [OII] emitters and the local galaxy density. The...

On the observed distributions of black hole masses and Eddington ratios from radiation pressure corrected virial indicators (2009)

Marconi, A., Axon, D., Maiolino, R., Nagao, T., Pietrini, P., Risaliti, G., ...

The application of the virial theorem to the Broad Line Region of Active Galactic Nuclei allows Black Hole mass estimates for large samples of objects at all redshifts. In a recent paper we showed...

Photometric Properties of Lyα Emitters at z ≈ 4.86 in the COSMOS 2 Square Degree Field (2009)

Shioya, Y., Taniguchi, Y., Sasaki, S. S., Nagao, T., Murayama, T., Saito, T., ...

We present results of a survey for Lyα emitters at z ≈ 4.86 based on optical narrowband (λ_c = 7126 Å, Δλ = 73 Å) and broadband (B, V, r', i', and z') observations of the Cosmic Evolution...

Role of Oxygen Electrons in the Metal-Insulator Transition in the Magnetoresistive Oxide La$_{2-2x}$Sr$_{1+2x}$Mn$_2$O$_7$ Probed by Compton Scattering (2009)

Barbiellini, B., Koizumi, A., Mijnarends, P. E., Al-Sawai, W., Lin, Hsin, Nagao, T., ...

We have studied the [100]-[110] anisotropy of the Compton profile in the bilayer manganite. Quantitative agreement is found between theory and experiment with respect to the anisotropy in the two...

Strong [CII] emission at high redshift (2009)

Maiolino, R., Caselli, P., Nagao, T., Walmsley, M., De Breuck, C., Meneghetti, M.

We report the detection of the [CII]157.74um fine-structure line in the lensed galaxy BRI 0952-0115 at z=4.43, using the APEX telescope. This is the first detection of the [CII] line in a source with...

Photometric properties of Ly alpha emitters at z=4.86 in the COSMOS 2 square degree field (2009)

Shioya, Y., Taniguchi, Y., Sasaki, S. S., Nagao, T., Murayama, T., Saito, T., ...

We present results of a survey for Ly alpha emitters at z=4.86 based on optical narrowband (lambda_c=7126 angstrom, Delta lambda=73 angstrom) and broadband (B, V, r', i', and z') observations of the...

The metallicity of the most distant quasars (2009)

Juarez, Y., Maiolino, R., Mujica, R., Pedani, M., Marinoni, S., Nagao, T., ...

We investigate the metallicity of the broad line region (BLR) of a sample of 30 quasars in the redshift range 4

Weighing black holes from zero to high redshift (2008)

Marconi, A., Axon, D., Maiolino, R., Nagao, T., Pietrini, P., Robinson, A., ...

The application of the virial theorem provides a tool to estimate supermassive black hole (BH) masses in large samples of active galactic nuclei (AGN) with broad emission lines at all redshifts and...

Weighing black holes from zero to high redshift (2008)

Marconi, Alessandro, Axon, David, Maiolino, Roberto, Nagao, T., Pietrini, P., Robinson, Andrew, ...

Proceedings of "The Central Kiloparsec: Active Galactic Nuclei and Their Hosts", Ierapetra, Crete, 4-6 June, 2008. To appear in Volume 79 of the Memorie della Societa' Astronomica Italiana. 4 pages,...

The Hα luminosity function and star formation rate at z ≈ 0.24 in the COSMOS 2 square degree field (2008)

Shioya, Y., Taniguchi, Y., Sasaki, S. S., Nagao, T., Murayama, T., Takahashi, M. I., ...

To derive a new Hα luminosity function and to understand the clustering properties of star-forming galaxies at z≈ 0.24, we have made a narrowband imaging survey for Hα-emitting galaxies in the...

The Cosmic Evolution Survey (COSMOS): Subaru observations of the HST cosmos field (2007)

Taniguchi, Y., Scoville, N., Murayama, T., Sanders, D. B., Mobasher, B., Aussel, H., ...

We present deep optical imaging observations of 2 square degree area, covered by the Cosmic Evolution Survey (COSMOS), made by the prime-focus camera (Supreme-Cam) on the 8.2 m Subaru Telescope....

The [O II] l3727 luminosity function and star formation rate at z~1.2 in the COSMOS 2 square degree field and the Subaru deep field (2007)

Takahashi, M. I., Shioya, Y., Taniguchi, Y., Murayama, T., Ajiki, M., Sasaki, S. S., ...

We have carried out a wide-field imaging survey for [O II] lambda3727 emitting galaxies at z~1.2 in the HST COSMOS 2 square degree field using the Suprime-Cam on the Subaru Telescope. The survey...

A potential galaxy threshing system in the COSMOS field (2007)

Sasaki, S. S., Taniguchi, Y., Scoville, N., Mobasher, B., Aussel, H., Sanders, D. B., ...

We report on the discovery of a new potential galaxy threshing system in the COSMOS 2 square degree field using the prime-focus camera, Suprime-Cam, on the 8.2 m Subaru Telescope. This system...

Lya emitters at redshift 5.7 in the COSMOS field (2007)

Murayama, T., Taniguchi, Y., Scoville, N. Z., Ajiki, M., Sanders, D. B., Mobasher, B., ...

We present results from a narrowband optical survey of a contiguous area of 1.95 deg2, covered by the Cosmic Evolution Survey (COSMOS). Both optical narrowband (lambdac=8150 Å and Deltalambda=120...

Molecular gas in QSO host galaxies at z > 5 (2007)

Maiolino, R., Neri, R., Beelen, A., Bertoldi, F., Carilli, C. L., Caselli, P., ...

We present observations with the IRAM Plateau de Bure Interferometer of three QSOs at z>5 aimed at detecting molecular gas in their host galaxies as traced by CO transitions. CO (5-4) is detected in...

Radio and millimeter properties of z~5.7 Lya emitters in the COSMOS field: limits on radio AGNs, submillimeter galaxies, and dust obscuration (2007)

Carilli, C. L., Murayama, T., Wang, R., Schinnerer, E., Taniguchi, Y., Smolcic, V., ...

We present observations at 1.4 and 250 GHz of the z~5.7 Lyalpha emitters (LAEs) in the COSMOS field found by Murayama et al. At 1.4 GHz there are 99 LAEs in the lower noise regions of the radio...

The first release COSMOS optical and Near-IR data and catalog (2007)

Capak, P., Aussel, H., Ajiki, M., McCracken, H. J., Mobasher, B., Scoville, N., ...

We present imaging data and photometry for the COSMOS survey in 15 photometric bands between 0.3 and 2.4 mum. These include data taken on the Subaru 8.3 m telescope, the KPNO and CTIO 4 m telescopes,...

The End of the Reionization Epoch Probed by Ly-alpha Emitters at z=6.5 in the Subaru Deep Field (2006)

Kashikawa, N., Shimasaku, K., Malkan, M. A., Doi, M., Matsuda, Y., Ouchi, M., ...

We report an extensive search for Lyman-alpha emitters (LAEs) at z=6.5 in the Subaru Deep Field. Subsequent spectroscopy with Subaru and Keck identified eight more LAEs, giving a total of 17...

ORIGINAL RESEARCH (2006)

H. Matsuda, S. Mizumura, T. Nagao, T. Ota, T. Iizuka, K. Nemoto, ...

In the very early stage of Alzheimer disease (AD), even before a clinical diagnosis of probable AD is possible, decreases in regional cerebral blood flow (rCBF) and glucose metabolism in the...

First detection of [CII]158 µm at high redshift: Vigorous star formation in the early Universe (2005)

Maiolino, R., Cox, P., Caselli, P., Beelen, A., Bertoldi, F., Carilli, C. L., ...

We report the detection of the 2P3/2 --> 2P1/2 fine-structure line of C+ at 157.74 mu m in SDSS J114816.64+525150.3 (hereafter J1148+5251), the most distant known quasar, at z=6.42, using the IRAM...

In/Si(111): Self-assembled one and two-dimensional electron gases (2001)

Rotenberg, Eli, Yeom, H.W., Takeda, S., Matsuda, I., Horikoshi, K., Schaefer, J., ...

We present angle-resolved photoemission measurements for ultrathin In films on Si(111). Depending on the coverage, this system self-organizes into a metallic monolayer with either 4x1 or sqrt7 x...

Geophysical Observatory in Kamchatka region for monitoring of phenomena connected with seismic activity (2001)

Uyeda, S., Nagao, T., Hattori, K., Hayakawa, M., Miyaki, K., Molchanov, O., ...

Regular monitoring of some geophysical parameters in association with seismicity has been carried out since last year at the Japan-Russian Complex Geophysical Observatory in the Kamchatka region....

Study of electromagnetic emissions associated with seismic activity in Kamchatka region (2001)

Gladychev, V., Baransky, L., Schekotov, A., Fedorov, E., Pokhotelov, O., Andreevsky, S., ...

A review of data processing of electromagnetic emission observation collected at the Complex Geophysical Observatory Karimshino (Kamchatka peninsula) during the first 5 months (July?November, 2000)...

Geophysical Observatory in Kamchatka region for monitoring of phenomena connected with seismic activity (2001)

Uyeda, S., Nagao, T., Hattori, K., Hayakawa, M., Miyaki, K., Molchanov, O., ...

Regular monitoring of some geophysical parameters in association with seismicity has been carried out since last year at the Japan-Russian Complex Geophysical Observatory in the Kamchatka region....

Study of electromagnetic emissions associated with seismic activity in Kamchatka region (2001)

Gladychev, V., Baransky, L., Schekotov, A., Fedorov, E., Pokhotelov, O., Andreevsky, S., ...

A review of data processing of electromagnetic emission observation collected at the Complex Geophysical Observatory Karimshino (Kamchatka peninsula) during the first 5 months (July?November, 2000)...

Correlations for the orthogonal-unitary and symplectic-unitary transitions at the hard and soft edges (1998)

Forrester, P. J., Nagao, T., Honner, G.

For the orthogonal-unitary and symplectic-unitary transitions in random matrix theory, the general parameter dependent distribution between two sets of eigenvalues with two different parameter values...

Preliminary Report of the 1977 Eruption of Usu Volcano (1978)

Katsui, Y., Ōba, Y., Onuma, K., Suzuki, T., Kondo, Y., Watanabe, T., ...

On August 7 (09h 12m, local time), 1977, a major eruption of dacite pumice occurred from the summit of Usu Volcano (42°32'N, 140°50'E), Hokkaido, Japan, after 32 years of dormancy since the birth...

Increased E2F-1 expression via tumour cell proliferation and decreased apoptosis are correlated with adverse prognosis in patients with squamous cell carcinoma of the oesophagus

Yamazaki, K, Hasegawa, M, Ohoka, I, Hanami, K, Asoh, A, Nagao, T, ...

Background: The retinoblastoma (Rb) pathway, which governs cell cycle progression, is frequently genetically altered in cancer, causing deregulated expression of the E2F-1 transcription factor, which...