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1

Dust generation in tokamaks: Overview of beryllium and tungsten dust characterisation in JET with the ITER-like wall

Rubel, M., Widdowson, A., Grzonka, J., Fortuna-Zalesna, E., Moon, Sunwoo, Petersson, P., Ashikawa, N., Asakura, N., Hamaguchi, D., Hatano, Y., Isobe, K., Masuzaki, S., Kurotaki, H., Oya, Y., Oyaidzu,

Journal:

Fusion Engineering and Design

Year:

2018

Language:

english

File:

PDF, 4.30 MB

english, 2018

2

Recent results of boronization on EAST and HT-7 superconducting tokamak

J.H. Wu, J.S. Hu, Y. Chen, N. Ashikawa, Y.W. Yu, J.H. Li, G.Z. Zuo, X.M. Wang, Y.P. Zhao, J.G. Li

Journal:

Journal of Nuclear Materials

Year:

2011

Language:

english

File:

PDF, 619 KB

english, 2011

3

Recent researches on dust in EAST and HT-7 tokamaks

M. Tang, J.S. Hu, J.G. Li, Y.-F. Li, G. Morfill, N. Ashikawa

Journal:

Journal of Nuclear Materials

Year:

2011

Language:

english

File:

PDF, 1.12 MB

english, 2011

4

Plasma wall interaction in long-pulse helium discharge in LHD – Microscopic modification of the wall surface and its impact on particle balance and impurity generation

Tokitani, M., Kasahara, H., Masuzaki, S., Motojima, G., Shoji, M., Ueda, Y., Yoshida, N., Yoshimura, Y., Nagasaki, K., Ashikawa, N., Mutoh, T., Yamada, H., Nagata, S.

Journal:

Journal of Nuclear Materials

Year:

2015

Language:

english

File:

PDF, 2.64 MB

english, 2015

5

[American Institute of Aeronautics and Astronautics 2018 Joint Propulsion Conference - Cincinnati, Ohio ()] 2018 Joint Propulsion Conference - High Thrust Measured for Pulsed Engine Based on Supermulti-jets Colliding

Ashikawa, Kenichiro, Tsuchiya, Jumpei, Ayukawa, Ken, Mikoda, Junya, Kinoshita, Kodai, Makimoto, Hiroki, Konagaya, Remi, Naitoh, Ken

Language:

english

File:

PDF, 830 KB

english

6

Retention and desorption of hydrogen and helium in stainless steel wall by glow discharge

T. Hino, Y. Yamauchi, S. Satoh, Y. Hirohata, A. Komori, N. Ashikawa, A. Sagara, N. Noda, N. Ohyabu, O. Motojima

Journal:

Fusion Engineering and Design

Year:

2005

Language:

english

File:

PDF, 237 KB

english, 2005

7

Brugada-type electrocardiogram in a patient with hypothyroidism

Kayano Taira, Akihisa Fujino, Tatsuya Watanabe, Atsuhiro Ogyu, Kouichi Ashikawa, Wataru Shimizu

Journal:

Journal of Cardiology Cases

Year:

2010

Language:

english

File:

PDF, 513 KB

english, 2010

8

Crystal structures ofLymnaea stagnalisAChBP in complex with neonicotinoid insecticides imidacloprid and clothianidin

Makoto Ihara, Toshihide Okajima, Atsuko Yamashita, Takuma Oda, Koichi Hirata, Hisashi Nishiwaki, Takako Morimoto, Miki Akamatsu, Yuji Ashikawa, Shun’ichi Kuroda, Ryosuke Mega, Seiki Kuramitsu, David B

Journal:

Invertebrate Neuroscience

Year:

2008

Language:

english

File:

PDF, 774 KB

english, 2008

9

Sphingomonas sp. strain KA1, carrying a carbazole dioxygenase gene homologue, degrades chlorinated dibenzo-p-dioxins in soil

Hiroshi Habe, Yuji Ashikawa, Yuko Saiki, Takako Yoshida, Hideaki Nojiri, Toshio Omori

Journal:

FEMS Microbiology Letters

Year:

2002

Language:

english

File:

PDF, 257 KB

english, 2002

10

Dynamics of hydrogen isotope trapping and detrapping for tungsten under simultaneous triple ion (C+, and He+) implantation

Yasuhisa Oya, Makoto Kobayashi, Rie Kurata, Wanjing Wang, Naoko Ashikawa, Akio Sagara, Naoaki Yoshida, Yuji Hatano, Kenji Okuno

Journal:

Journal of Nuclear Materials

Year:

2011

Language:

english

File:

PDF, 549 KB

english, 2011

11

Hydrogen permeation and recombination in Ni membrane placed on spherical tokamak QUEST

I. Takagi, S.K. Sharma, H. Zushi, R. Imade, T. Komura, Y. Hisano, Y. Hatano, Y. Nakamura, A. Sagara, N. Ashikawa

Journal:

Journal of Nuclear Materials

Year:

2011

Language:

english

File:

PDF, 345 KB

english, 2011

12

Temperature dependence of retention of energetic deuterium and carbon simultaneously implanted into tungsten

Wanjing Wang, Makoto Kobayashi, Rie Kurata, Sachiko Suzuki, Naoko Ashikawa, Akio Sagara, Naoaki Yoshida, Yuji Hatano, Guang-Nan Luo, Yasuhisa Oya, Kenji Okuno

Journal:

Journal of Nuclear Materials

Year:

2011

Language:

english

File:

PDF, 318 KB

english, 2011

13

Micro/nano structural analysis of mixed-material deposition layer formed on the first walls of large helical device

M. Tokitani, N. Yoshida, S. Masuzaki, N. Ashikawa, A. Sagara, N. Noda, H. Yamada

Journal:

Journal of Nuclear Materials

Year:

2011

Language:

english

File:

PDF, 1.35 MB

english, 2011

14

Evaluation of charge-exchange neutral incident parameters onto plasma-facing materials in LHD with material probe method

M. Miyamoto, M. Tokitani, N. Ashikawa, M. Kobayashi, M. Shoji, S. Masuzaki, N. Yoshida, D. Reiter, K. Ono

Journal:

Journal of Nuclear Materials

Year:

2011

Language:

english

File:

PDF, 1.43 MB

english, 2011

15

Bolometric imaging of detached plasmas in LHD

B.J. Peterson, E.A. Drapiko, M. Kobayashi, M. Shoji, S. Masuzaki, T. Morisaki, S. Morita, M. Goto, S. Yoshimura, N. Ashikawa, M. Tokitani, H. Yamada

Journal:

Journal of Nuclear Materials

Year:

2011

Language:

english

File:

PDF, 982 KB

english, 2011

16

Retention behaviors of hydrogen isotope in boron film exposed to H–H discharge in LHD

Masato Suzuki, Rie Kurata, Makoto Kobayashi, Naoko Ashikawa, Akio Sagara, Yasuhisa Oya, Kenji Okuno

Journal:

Journal of Nuclear Materials

Year:

2011

Language:

english

File:

PDF, 374 KB

english, 2011

17

Trapping and depth profile of tritium in surface layers of metallic materials

M. Matsuyama, Z. Chen, K. Nisimura, S. Akamaru, Y. Torikai, Y. Hatano, N. Ashikawa, Y. Oya, K. Okuno, T. Hino

Journal:

Journal of Nuclear Materials

Year:

2011

Language:

english

File:

PDF, 655 KB

english, 2011

18

Power MOSFET's for medium-wave and short-wave transmitters

Ikeda, H., Ashikawa, K., Urita, K.

Journal:

IEEE Transactions on Electron Devices

Year:

1980

Language:

english

File:

PDF, 529 KB

english, 1980

19

14.4: Optimization of Black Color in Electronic Paper Using Cholesteric Liquid Crystals

Kenichi Ashikawa, Makoto Fukuda, Yoshihisa Kurosaki, Hiroshi Morimoto, Toshiaki Yoshihara

Journal:

SID Symposium Digest of Technical Papers

Year:

2012

Language:

english

File:

PDF, 124 KB

english, 2012

20

Integrated magnetobiochronology of the Pliocene–Pleistocene Miyazaki succession, southern Kyushu, southwest Japan: Implications for an Early Pleistocene hiatus and defining the base of the Gelasian (P/P boundary type section) in Japan

Motoyoshi Oda, Shun Chiyonobu, Masayuki Torii, Takashi Otomo, Jumpei Morimoto, Yuri Satou, Hiroshi Ishikawa, Matsuaki Ashikawa, Osamu Tominaga

Journal:

Journal of Asian Earth Sciences

Year:

2011

Language:

english

File:

PDF, 3.04 MB

english, 2011

21

Ectopic expression of wheat and barley DOG1-like genes promotes seed dormancy in Arabidopsis

Ikuo Ashikawa, Fumitaka Abe, Shingo Nakamura

Journal:

Year:

2010

Language:

english

File:

PDF, 372 KB

english, 2010

22

Sphingomonas sp. strain KA1, carrying a carbazole dioxygenase gene homologue, degrades chlorinated dibenzo-p-dioxins in soil

Hiroshi Habe, Yuji Ashikawa, Yuko Saiki, Takako Yoshida, Hideaki Nojiri, Toshio Omori

Journal:

FEMS Microbiology Letters

Year:

2002

Language:

english

File:

PDF, 260 KB

english, 2002

23

Hydrogen incorporation into metal deposits forming from tungsten or stainless steel by sputtering under mixed hydrogen and argon plasma at elevated temperature

Katayama, Kazunari, Ohnishi, Yasuhito, Honda, Takuya, Uehara, Keiichiro, Fukada, Satoshi, Nishikawa, Masabumi, Ashikawa, Naoko, Uda, Tatsuhiko

Journal:

Journal of Nuclear Materials

Year:

2013

Language:

english

File:

PDF, 494 KB

english, 2013

24

Finite element analysis of insulator built-in type of voltage-current sensor with compensation winding

Shimada, H., Ohchi, M., Ashikawa, M., Furukawa, T.

Journal:

IEEE Transactions on Magnetics

Year:

2000

Language:

english

File:

PDF, 133 KB

english, 2000

25

Dust investigations in TEXTOR: Impact of dust on plasma–wall interactions and on plasma performance

Litnovsky, A., Rudakov, D.L., Bozhenkov, S., Smirnov, R.D., Ratynskaia, S., Bergsåker, H., Bykov, I., Ashikawa, N., De Temmerman, G., Xu, Y., Krasheninnikov, S.I., Biel, W., Brezinsek, S., Coenen, J.W

Journal:

Journal of Nuclear Materials

Year:

2013

Language:

english

File:

PDF, 1.45 MB

english, 2013

26

Characterization of dust particles in the TEXTOR tokamak with Thomson scattering diagnostic

Kantor, M., Tsalas, M., Litnovsky, A., Rudakov, D., Bozhenkov, S., Ratynskaia, S., Ashikawa, N., Pospieszczyk, A., Philipps, V.

Journal:

Journal of Nuclear Materials

Year:

2013

Language:

english

File:

PDF, 1.37 MB

english, 2013

27

Dynamic deuterium recycling on tungsten under carbon–deuterium implantation circumstance

Taguchi, Tomohisa, Kobayashi, Makoto, Kawasaki, Kiyotaka, Miyahara, Yuto, Ashikawa, Naoko, Sagara, Akio, Yoshida, Naoaki, Miyamoto, Mitsutaka, Ono, Kotaro, Hatano, Yuji, Oya, Yasuhisa, Okuno, Kenji

Journal:

Journal of Nuclear Materials

Year:

2013

Language:

english

File:

PDF, 755 KB

english, 2013

28

Discharge power dependence of carbon dust flux in a divertor simulator

Nishiyama, Katsushi, Morita, Yasuhiko, Uchida, Giichiro, Yamashita, Daisuke, Kamataki, Kunihiro, Seo, Hyunwoong, Itagaki, Naho, Koga, Kazunori, Shiratani, Masaharu, Ashikawa, Naoko, Masuzaki, Suguru,

Journal:

Journal of Nuclear Materials

Year:

2013

Language:

english

File:

PDF, 600 KB

english, 2013

29

Hydrogen concentration of co-deposited carbon film produced in the vicinity of LHD divertor tiles

Nobuta, Y., Fukayama, K., Ashikawa, N., Yamauchi, Y., Hino, T., Sagara, A.

Journal:

Journal of Nuclear Materials

Year:

2013

Language:

english

File:

PDF, 517 KB

english, 2013

30

Investigation of carbon dust accumulation in the JT-60U tokamak vacuum vessel

Asakura, N., Hayashi, T., Ashikawa, N., Fukumoto, M.

Journal:

Journal of Nuclear Materials

Year:

2013

Language:

english

File:

PDF, 1.19 MB

english, 2013

31

Characteristics of tungsten and carbon dusts in JT-60U and evaluation of hydrogen isotope retention

Ashikawa, Naoko, Asakura, Nobuyuki, Fukumoto, Masakatsu, Hayashi, Takao, Ueda, Yoshio, Muroga, Takeo

Journal:

Journal of Nuclear Materials

Year:

2013

Language:

english

File:

PDF, 1.29 MB

english, 2013

32

Effects of DC substrate bias voltage on dust flux in the Large Helical Device

Koga, Kazunori, Nishiyama, Katsushi, Morita, Yasuhiko, Uchida, Giichiro, Yamashita, Daisuke, Kamataki, Kunihiro, Seo, Hyunwoong, Itagaki, Naho, Shiratani, Masaharu, Ashikawa, Naoko, Masuzaki, Suguru,

Journal:

Journal of Nuclear Materials

Year:

2013

Language:

english

File:

PDF, 1.01 MB

english, 2013

33

Development of imaging bolometers for magnetic fusion reactors (invited)

Peterson, Byron J., Parchamy, Homaira, Ashikawa, Naoko, Kawashima, Hisato, Konoshima, Shigeru, Kostryukov, Artem Yu., Miroshnikov, Igor V., Seo, Dongcheol, Omori, T.

Journal:

Review of Scientific Instruments

Year:

2008

Language:

english

File:

PDF, 753 KB

english, 2008

34

Gas- and plasma-driven hydrogen permeation through a reduced activation ferritic steel alloy F82H

Zhou, Haishan, Hirooka, Yoshi, Ashikawa, Naoko, Muroga, Takeo, Sagara, Akio

Journal:

Journal of Nuclear Materials

Year:

2014

Language:

english

File:

PDF, 1.13 MB

english, 2014

35

Detailed in situ laser calibration of the infrared imaging video bolometer for the JT-60U tokamak

Parchamy, H., Peterson, B. J., Konoshima, S., Hayashi, H., Seo, D. C., Ashikawa, N., JT-60U Team,

Journal:

Review of Scientific Instruments

Year:

2006

Language:

english

File:

PDF, 400 KB

english, 2006

36

Two Adjacent Nucleotide-Binding Site-Leucine-Rich Repeat Class Genes Are Required to Confer Pikm-Specific Rice Blast Resistance

Ashikawa, I., Hayashi, N., Yamane, H., Kanamori, H., Wu, J., Matsumoto, T., Ono, K., Yano, M.

Journal:

Year:

2008

Language:

english

File:

PDF, 1.10 MB

english, 2008

37

Real-time mass measurement of dust particles deposited on vessel wall in a divertor simulator using quartz crystal microbalances

Tateishi, Mizuki, Koga, Kazunori, Katayama, Ryu, Yamashita, Daisuke, Kamataki, Kunihiro, Seo, Hyunwoong, Itagaki, Naho, Shiratani, Masaharu, Ashikawa, Naoko, Masuzaki, Suguru, Nishimura, Kiyohiko, Sag

Journal:

Journal of Nuclear Materials

Year:

2015

Language:

english

File:

PDF, 986 KB

english, 2015

38

Effects of surface conditions on the plasma-driven permeation behavior through a ferritic steel alloy observed in VEHICLE-1 and QUEST

Zhou, H., Hirooka, Y., Zushi, H., Kuzmin, A., Ashikawa, N., Muroga, T., Sagara, A.

Journal:

Journal of Nuclear Materials

Year:

2015

Language:

english

File:

PDF, 1.13 MB

english, 2015

39

High-ion temperature experiments with negative-ion-based neutral beam injection heating in Large Helical Device

Y. Takeiri, S. Morita, K. Tsumori, K. Ikeda, Y. Oka, M. Osakabe, K. Nagaoka, M. Goto, J. Miyazawa, S. Masuzaki, N. Ashikawa, M. Yokoyama, S. Murakami, K. Narihara, I. Yamada, S. Kubo, T. Shimozuma, S.

Year:

2005

Language:

english

File:

PDF, 598 KB

english, 2005

40

MHD characteristics in the high beta regime of the Large Helical Device

Sakakibara, S, Yamada, H, Watanabe, K.Y, Narushima, Y, Toi, K, Ohdachi, S, Takechi, M, Yamamoto, S, Narihara, K, Tanaka, K, Ashikawa, N, Vries, P. De, Emoto, M, Funaba, H, Goto, M, Ida, K, Idei, H, Ik

Journal:

Year:

2001

Language:

english

File:

PDF, 371 KB

english, 2001

41

Advanced Anti-slug Control for Offshore Production Plants

Campos, M., Takahashi, T., Ashikawa, F., Simoes, S., Stender, A., Meien, O.

Journal:

IFAC-PapersOnLine

Year:

2015

Language:

english

File:

PDF, 1.14 MB

english, 2015

42

A genome-wide association study of late-onset Alzheimer’s disease in a Japanese population

Hirano, Atsushi, Ohara, Tomoyuki, Takahashi, Atsushi, Aoki, Masayuki, Fuyuno, Yuta, Ashikawa, Kyota, Morihara, Takashi, Takeda, Masatoshi, Kamino, Kouzin, Oshima, Etsuko, Okahisa, Yuko, Shibata, Nobut

Journal:

Psychiatric Genetics

Year:

2015

Language:

english

File:

PDF, 363 KB

english, 2015

43

Bimodal Binding of STIL to Plk4 Controls Proper Centriole Copy Number

Ohta, Midori, Watanabe, Koki, Ashikawa, Tomoko, Nozaki, Yuka, Yoshiba, Satoko, Kimura, Akatsuki, Kitagawa, Daiju

Journal:

Year:

2018

Language:

english

File:

PDF, 3.20 MB

english, 2018

44

Influence of non-spherical dust grains on the growing of astrophysical dusty plasma waves with (r, q) distribution function

Lee, Myoung-Jae, Ashikawa, Naoko, Jung, Young-Dae

Journal:

Astroparticle Physics

Year:

2020

Language:

english

File:

PDF, 1.30 MB

english, 2020

45

[American Institute of Aeronautics and Astronautics 2018 Joint Propulsion Conference - Cincinnati, Ohio ()] 2018 Joint Propulsion Conference - Unsteady three-dimensional computations and shock tube experiments of the compression principle of supermulti jets colliding with pulse

Konagaya, Remi, Kobayashi, Tomotaka, Naitoh, Ken, Tanaka, Yoshiaki, Tsuru, Kohta, Kinoshita, Kodai, Mikoda, Junya, Ashikawa, Kenichiro, Makimoto, Hiroki, Kobayashi, Yoshiki, Lujiang, Shi, Shinoda, Sot

File:

PDF, 1.00 MB

46

[IEEE 2019 24th Microoptics Conference (MOC) - Toyama, Japan (2019.11.17-2019.11.20)] 2019 24th Microoptics Conference (MOC) - Incident-Angle-Dependence-Relaxed Polarization Grating formed using Polymer Liquid Crystal Exhibiting Biaxial Optical Anisotropy

Momosaki, Ryusei, Ashikawa, Kazunari, Sakamoto, Moritsugu, Noda, Kohei, Sasaki, Tomoyuki, Kawatsuki, Nobuhiro, Ono, Hiroshi

Year:

2019

Language:

english

File:

PDF, 7.41 MB

english, 2019

47

Raman spectra of polypeptides containing L-histidine residues and tautomerism of imidazole side chain

Ikuo Ashikawa, Koichi Itoh

Journal:

Year:

1979

Language:

english

File:

PDF, 819 KB

english, 1979

48

Rhodium-Catalyzed Synthesis of Isothiocyanate from Isonitrile and Sulfur.

Mieko Arisawa, Masanori Ashikawa, Atsushi Suwa, Masahiko Yamaguchi

Journal:

Year:

2005

File:

PDF, 21 KB

2005

49

Intermolecular energy transfer of the spin-polarized triplet state in a γ-cyclodextrin cavity

Hisao Murai, Yasuhiro Mizunuma, Kyoichi Ashikawa, Yoshinori Yamamoto, Yasumasa J. I'Haya

Journal:

Chemical Physics Letters

Year:

1988

Language:

english

File:

PDF, 334 KB

english, 1988

50

Deuterium retention and desorption behavior of boron–titanium as first wall material of fusion experimental device

T. Hino, Y. Hashiba, Y. Yamauchi, Y. Hirohata, K. Nishimura, N. Ashikawa, S. Masuzaki, A. Sagara, N. Noda, N. Ohyabu, A. Komori, O. Motojima

Journal:

Fusion Engineering and Design

Year:

2006

Language:

english

File:

PDF, 144 KB

english, 2006