Zobrazeno 1 - 10
of 106
pro vyhledávání: '"W. Yokota"'
Autor:
Jeffrey W. Yokota, M. L. Kolla
Publikováno v:
Transactions of the Canadian Society for Mechanical Engineering. 39:153-169
In this paper, we develop a complex-lamellar description of the incompressible flow that exists as a boundary layer transitions from a fully developed laminar to fully developed turbulent flow. This complex-lamellar description is coupled to the shap
Publikováno v:
Quantum Beam Science, Vol 1, Iss 1, p 2 (2017)
Quantum Beam Science; Volume 1; Issue 1; Pages: 2
Quantum Beam Science; Volume 1; Issue 1; Pages: 2
The ion beam facility at the Takasaki Advanced Radiation Research Institute, the National Institutes for Quantum and Radiological Science and Technology, consists of a cyclotron and three electrostatic accelerators, and they are dedicated to studies
Autor:
Sheryl R. Yoshimura, Joseph Keawe‘aimoku Kaholokula, Shari Gamiao, J W Yokota, R E Wilson, Claire K. M. Townsend, J Chen, Claire Hughes, Adrienne Dillard, B K Kekauoha, Marjorie K. Mau, Guangxiang Zhang, Donna-Marie Palakiko
Publikováno v:
Translational Behavioral Medicine
Native Hawaiians/Pacific Islanders experience a high prevalence of overweight/obesity. The Diabetes Prevention Program Lifestyle Intervention (DPP-LI) was translated into a 3-month community-based intervention to benefit these populations. The weight
Autor:
Satoshi Kurashima, W. Yokota, Mitsuhiro Fukuda, Susumu Okumura, Nobumasa Miyawaki, Takahiro Satoh, Hirotsugu Kashiwagi, Tomihiro Kamiya
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 306:40-43
The JAEA AVF cyclotron provides heavy-ion beams covering a wide range of linear-energy-transfers for microbeam formation. Two types of microbeam formation systems, one using a micro-aperture and the other focusing lenses, are installed on two vertica
Autor:
Tomihiro Kamiya, Wataru Kada, M. Koka, S. Yamamoto, Takahiro Satoh, Akihito Yokoyama, W. Yokota
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 332:334-336
A real-time position detection system has been developed for a single-ion hit. The system is composed of a position sensitive camera unit and a luminescent scintillator. The camera unit includes 512 × 512 pixel electron-multiplier charge-coupled dev
Autor:
Takahiro Yuyama, Tomihiro Kamiya, Ikuo Ishibori, Satoshi Kurashima, Nobumasa Miyawaki, Takahiro Satoh, W. Yokota, Mitsuhiro Fukuda, T. Nara, Hirotsugu Kashiwagi, Susumu Okumura, Ken-ichi Yoshida, Masakazu Oikawa
Publikováno v:
Nuclear Instruments & Methods in Physics Research Section B. 267(12-13):2024-2027
A heavy-ion microbeam with hundreds of MeV energy is utilized for research in biotechnology and materials science at the JAEA AVF cyclotron facility. Beam users need microbeams providing a wide range of the LET. We have to change ion species and/or e
Autor:
Masakazu Oikawa, Tomihiro Kamiya, Nobumasa Miyawaki, Takahiro Satoh, Takuro Sakai, Hirotsugu Kashiwagi, W. Yokota, Susumu Okumura, Satoshi Kurashima, Mitsuhiro Fukuda
Publikováno v:
Applied Radiation and Isotopes. 67:484-487
Ion optical analysis was made for a new focusing high-energy heavy ion microbeam system connected to the AVF cyclotron (K=110) at the accelerator facility, TIARA of JAEA Takasaki. The focusing performance of the microbeam system was estimated from bo
Publikováno v:
Journal of Aircraft. 46:696-699
M ULTIDISCIPLINARY constraints were developed for a twodimensional gradient-based aerodynamic optimization method [1–4]. Thickness constraints [4] and a cross-sectional area constraint [5–7] were added to maintain structural integrity and to opti
Publikováno v:
Canadian Aeronautics and Space Journal. 54:1-7
This paper illustrates how surface curvature constraints are incorporated within a two-dimensional optimization method to control geometric oscillations along aerodynamically optimized airfoils. Tw...
Autor:
Satoshi Kurashima, Takahiro Satoh, W. Yokota, Takuro Sakai, Mitsuhiro Fukuda, Masakazu Oikawa, Nobumasa Miyawaki, Susumu Okumura, Tomihiro Kamiya, Hirotsugu Kashiwagi
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 260:85-90
Performance of a focusing high-energy heavy ion microbeam system in TIARA facility of JAEA Takasaki was tested for the spatial resolution and for the hitting accuracy at a target. A 260 MeV 20 Ne 7+ ion beam was successfully extracted from the JAEA A