K. Nishimura

Publication List Details

Period

1993 - 2008

Number

102

Co-Authors

Adaptive sidelobe control for clutter rejection of atmospheric radars (2008)

Kamio, K., Nishimura, K., Sato, T.

Clutter rejection is among the most important issues in radar signal processing, for which the adaptive antenna technique can be a powerful means. Compared to other applications of the adaptive...

Adaptive sidelobe control for clutter rejection of atmospheric radars (2008)

Kamio, K., Nishimura, K., Sato, T.

Clutter rejection is among the most important issues in radar signal processing, for which the adaptive antenna technique can be a powerful means. Compared to other applications of the adaptive...

Configuration flexibility and extended regimes in Large Helical Device (2008)

Yamada, H., Komori, A., Ohyabu, N., Kaneko, O., Kawahata, K., Watanabe, K. Y., ...

Recent experimental results in the Large Helical Device have indicated that a large pressure gradient can be formed beyond the stability criterion for the Mercier (high-n) mode. While the stability...

MHD characteristics in the high beta regime of the Large Helical Device (2008)

Sakakibara, S., Yamada, H., Watanabe, K., Narushima, Y., Toi, K., Ohdachi, S., ...

The highest volume averaged beta values beta (t) of 2.2% at B-t = 0.75 T (gas puff) and 2.4% at D-t = 1.3 T (pellet) in helical devices have been achieved in LHD. The beta (t) dependence of MHD...

Impact of heat deposition profile on global confinement of NBI heated plasmas in the LHD (2008)

Yamada, H., Murakami, S., Yamazaki, K., Kaneko, O., Miyazawa, J., Sakamoto, R., ...

Energy confinement and heat transport of net-current-free NBI heated plasmas in the large helical device (LHD) are discussed with emphasis on density and power deposition profile dependences....

Recent advances in the LHD experiment (2008)

Motojima, O., Ohyabu, N., Komori, A., Kaneko, O., Yamada, H., Kawahata, K., ...

In the first four years of the LHD experiment, several encouraging results have emerged, the most significant of which is that MHD stability and good transport are compatible in the inward shifted...

Review on the progress of the LHD experiment (2008)

Motojima, O., Yamada, H., Komori, A., Watanabe, K. Y., Mutoh, T., Takeiri, Y., ...

Recent progress in the Large Helical Device (LHD) experiment during the last 2 yr is reviewed. The LHD has been extending its operational regime toward fusion-relevant conditions while taking...

Extension and its characteristics of ECRH plasma in the LHD (2004)

Kubo, Shin, Shimozuma, T., Yoshimura, Y., Notake, T., Idei, H., Inagaki, S., ...

One of the main objectives of the LHD is to extend the plasma confinement database for helical systems and to demonstrate such extended plasma confinement properties to be sustained in steady state....

Extension and its characteristics of ECRH plasma in the LHD (2004)

Kubo, Shin, Shimozuma, T., Yoshimura, Y., Notake, T., Idei, H., Inagaki, S., ...

One of the main objectives of the LHD is to extend the plasma confinement database for helical systems and to demonstrate such extended plasma confinement properties to be sustained in steady state....

Extension and its characteristics of ECRH plasma in the LHD (2004)

Kubo, Shin, Shimozuma, T., Yoshimura, Y., Notake, T., Inagaki, S., Yokoyama, M., ...

One of the main objectives of the LHD is to extend the plasma confinement database for helical systems and to demonstrate such extended plasma confinement properties to be sustained in steady state....

Extension and its characteristics of ECRH plasma in the LHD (2004)

Kubo, Shin, Shimozuma, T., Yoshimura, Y., Notake, T., Inagaki, S., Yokoyama, M., ...

One of the main objectives of the LHD is to extend the plasma confinement database for helical systems and to demonstrate such extended plasma confinement properties to be sustained in steady state....

Oral Candida   Flora from Brazilian Human Immunodeficiency Virus-infected Patients in the Highly Active Antiretroviral Therapy Era (2004)

NR Melo, H Taguchi, J Jorge, RJ Pedro, OP Almeida, K Fukushima, ...

One of the main opportunistic fungal infections amongst immunocompromised individuals is oral candidosis, which has been found in up to 90% of human immunodeficiency virus (HIV)-infected patients....

Oral Candida flora from Brazilian human immunodeficiency virus-infected patients in the highly active antiretroviral therapy era (2004)

Melo,NR, Taguchi,H, Jorge,J, Pedro,RJ, Almeida,OP, Fukushima,K, ...

One of the main opportunistic fungal infections amongst immunocompromised individuals is oral candidosis, which has been found in up to 90% of human immunodeficiency virus (HIV)-infected patients....

Oral Candida Flora from Brazilian Human Immunodeficiency Virus-infected Patients in the Highly Active Antiretroviral Therapy Era (2004)

Melo, N.R., Taguchi, H., Jorge, J., Pedro, R.J., Almeida, O.P., Fukushima, K., ...

One of the main opportunistic fungal infections amongst immunocompromised individuals is oral candidosis, which has been found in up to 90% of human immunodeficiency virus (HIV)-infected patients....

Superbend upgrade of the Advanced Light Source (2004)

Robin, D., Krupnick, J., Schlueter, R., Steier, C., Marks, S., Wang, B., ...

The Advanced Light Source (ALS) is a third generation synchrotron light source located at Lawrence Berkeley National Laboratory (LBNL). There was an increasing demand at the ALS for additional high...

Simultaneous 160-Gb/s demultiplexing and clock recovery by utilizing microwave harmonic frequencies in a traveling-wave electroabsorption modulator (2004)

Chou, H F, Bowers, J E, Blumenthal, D J, Nishimura, K, Inohara, R, Usami, M

A traveling-wave electroabsorption modulator (TW-EAM) is used to realize three simultaneous functions: demultiplexing, detection, and pulse generation. These coexisting functions are achieved by...

Bolometer tomography at the density limit of the HDH mode in the W7-AS stellarator (2003)

Giannone, L., Brakel, R., Burhenn, R., Ehmler, H., Feng, Y., Grigull, P., ...

The installation of divertor plates in the W7-AS stellarator has allowed attainment of a high energy confinement regime at high density, where the radiation profiles reached steady state. In this...

A demonstration of magnetic field optimization in LHD (2003)

Murakami, S., Yamada, H., Wakasa, A., Sasao, M., Isobe, M., Ozaki, T., ...

The behaviors of trapped particles in helical ripples are complicated and would enhance the radial transport of energetic particles and thermal plasma (neoclassical transport) in heliotrons. Thus the...

MHD instabilities and their effects on plasma confinement in the large helical device plasmas (2003)

Toi, K., Ohdachi, S., Yamamoto, S., Nakajima, N., Sakakibara, S., Watanabe, K. Y., ...

MHD stability of NBI heated plasmas and impacts of MHD modes on plasma confinement are intensively studied in the Large Helical Device (LHD). Three characteristic MHD instabilities were observed,...

Isolation of Fungi from Nature in the Region of Botucatu, State of Sao Paulo, Brazil, an Endemic Area of Paracoccidioidomycosis (1996)

MR Montenegro, M Miyaji, M Franco, K Nishimura, KI Coelho, Y Horie, ...

In an attempt to isolate Paracoccidioides brasiliensis from nature 887 samples of soil from Botucatu, SP, Brazil, were collected cultured in brain heart infusion agar supplemented with dextrose, in...

Experimental paracoccidioidomycosis in hamster: transmission electron microscopy of inoculation site lesion (1994)

Coelho,K. I. R., Takeo,K., Yamaguchi,M., Sano,A., Kurita,N., Yoshida,S., ...

Interaction between Paracoccidioides brasiliensis (Pb) and inflammatory cells in hamster testis was studied sequentially by transmission electron microscopy. In early lesions (six hours after...

Tindeterminacy and Cycles in Two-Sector Discrete-Time Models.

Benhabib, J., Nishimura, K., Venditti, A.

We consider a discrete-time two-sector Cobb-Douglas economy with positive sector specific external effects. We show that indetermincay of steady states and cycles can easily arise with constant or...

Photosensitivity of a protoporphyrin-accumulating, light-sensitive mutant (visA) of Escherichia coli K-12.

Nakahigashi, K, Nishimura, K, Miyamoto, K, Inokuchi, H

Mutations in the visA gene of Escherichia coli cause the mutant bacteria to die upon illumination with visible light. We confirmed genetically that the visA gene is a structural gene for...

Isolation and characterization of a light-sensitive mutant of Escherichia coli K-12 with a mutation in a gene that is required for the biosynthesis of ubiquinone.

Nakahigashi, K, Miyamoto, K, Nishimura, K, Inokuchi, H

Cells with a novel mutation that is lethal when the cells are exposed to visible light were isolated from Escherichia coli K-12. The mutation was mapped at 63 min on the linkage map of the E. coli...

Identification of the bud emergence gene BEM4 and its interactions with rho-type GTPases in Saccharomyces cerevisiae.

Mack, D, Nishimura, K, Dennehey, B K, Arbogast, T, Parkinson, J, Toh-e, A, ...

The Rho-type GTPase Cdc42p is required for cell polarization and bud emergence in Saccharomyces cerevisiae. To identify genes whose functions are linked to CDC42, we screened for (i) multicopy...