Yu Umezawa : rechercher sur Z-Library

Le plus grand référentiel d'articles scientifiques au monde. 70,000,000+ d'articles gratuitement.

Don't use scam websites

Livres
Articles (83)
Les plus populaires
Liste
- Liste
- Tableau

1

Sources of nitrate and ammonium contamination in groundwater under developing Asian megacities

Yu Umezawa, Takahiro Hosono, Shin-ichi Onodera, Fernando Siringan, Somkid Buapeng, Robert Delinom, Chikage Yoshimizu, Ichiro Tayasu, Toshi Nagata, Makoto Taniguchi

Journal:

Science of The Total Environment

Année:

2008

Langue:

english

Fichier:

PDF, 2.74 MB

english, 2008

2

Multiple isotope (H, O, N, S and Sr) approach elucidates complex pollution causes in the shallow groundwaters of the Taipei urban area

Takahiro Hosono, Chung-Ho Wang, Yu Umezawa, Takanori Nakano, Shin-ichi Onodera, Toshi Nagata, Chikage Yoshimizu, Ichiro Tayasu, Makoto Taniguchi

Journal:

Journal of Hydrology

Année:

2011

Langue:

english

Fichier:

PDF, 1012 KB

english, 2011

3

Evidence of chronic anthropogenic nutrient within coastal lagoon reefs adjacent to urban and tourism centers, Kenya: A stable isotope approach

Mwaura, Jelvas, Umezawa, Yu, Nakamura, Takashi, Kamau, Joseph

Journal:

Marine Pollution Bulletin

Année:

2017

Langue:

english

Fichier:

PDF, 992 KB

english, 2017

4

Food habits of the farmer damselfishStegastes nigricansinferred by stomach content, stable isotope, and fatty acid composition analyses

Hiroki Hata, Yu Umezawa

Journal:

Ecological Research

Année:

2011

Langue:

english

Fichier:

PDF, 362 KB

english, 2011

5

Effects of intensive urbanization on the intrusion of shallow groundwater into deep groundwater: Examples from Bangkok and Jakarta

Shin-ichi Onodera, Mitsuyo Saito, Misa Sawano, Takahiro Hosono, Makoto Taniguchi, Jun Shimada, Yu Umezawa, Rachmat Fajar Lubis, Somkid Buapeng, Robert Delinom

Journal:

Science of The Total Environment

Année:

2008

Langue:

english

Fichier:

PDF, 1.66 MB

english, 2008

6

Erratum to “Sources of nitrate and ammonium contamination in groundwater under developing Asian megacities” [Science of the Total Environment 404 (2008) 361–376]

Yu Umezawa, Takahiro Hosono, Shin-ichi Onodera, Fernando Siringan, Somkid Buapeng, Robert Delinom, Chikage Yoshimizu, Ichiro Tayasu, Toshi Nagata, Makoto Taniguchi

Journal:

Science of The Total Environment

Année:

2009

Langue:

english

Fichier:

PDF, 60 KB

english, 2009

7

Internal variations in nutrient concentrations and the C and N stable isotope ratios in leaves of the seagrass Enhalus acoroides

Masumi Yamamuro, Yu Umezawa, Isao Koike

Journal:

Année:

2004

Langue:

english

Fichier:

PDF, 143 KB

english, 2004

8

Control wettability of the hydrogen-terminated diamond surface and the oxidized diamond surface using an atomic force microscope

Kaibara, Yu, Sugata, Kenta, Tachiki, Minoru, Umezawa, Hitoshi, Kawarada, Hiroshi

Journal:

Diamond and Related Materials

Année:

2003

Langue:

english

Fichier:

PDF, 792 KB

english, 2003

9

Fabrication of diamond in-plane-gated field effect transistors using oxygen plasma etching

Banno, Tokishige, Tachiki, Minoru, Nakazawa, Kazushi, Sumikawa, Yu, Umezawa, Hitoshi, Kawarada, Hiroshi

Journal:

Diamond and Related Materials

Année:

2003

Langue:

english

Fichier:

PDF, 630 KB

english, 2003

10

Efficient oxidation of ethers with pyridine N-oxide catalyzed by ruthenium porphyrins

Kato, Nobuki, Hamaguchi, Yu, Umezawa, Naoki, Higuchi, Tsunehiko

Journal:

Journal of Porphyrins and Phthalocyanines

Année:

2015

Langue:

english

Fichier:

PDF, 547 KB

english, 2015

11

Narrower HOMO-LUMO gap attained by conformational switching through peripheral polyarylation in 1,4,5,8-tetraaza-9,10-anthraquinodimethanes

Suzuki, Takanori, Ishigaki, Yusuke, Sugawara, Kazuma, Umezawa, Yu, Katoono, Ryo, Shimoyama, Atsushi, Manabe, Yoshiyuki, Fukase, Koichi, Fukushima, Takanori

Journal:

Année:

2018

Langue:

english

Fichier:

PDF, 938 KB

english, 2018

12

Effects of bottom-water hypoxia on sediment bacterial community composition in a seasonally hypoxic enclosed bay (Omura Bay, West Kyushu, Japan)

Mori, Fumiaki, Umezawa, Yu, Kondo, Ryuji, Wada, Minoru

Journal:

FEMS Microbiology Ecology

Année:

2018

Langue:

english

Fichier:

PDF, 1.66 MB

english, 2018

13

Theory for trivial trajectory parallelization of multicanonical molecular dynamics and application to a polypeptide in water

Jinzen Ikebe, Koji Umezawa, Narutoshi Kamiya, Takanori Sugihara, Yasushige Yonezawa, Yu Takano, Haruki Nakamura, Junichi Higo

Journal:

Journal of Computational Chemistry

Année:

2011

Langue:

english

Fichier:

PDF, 2.00 MB

english, 2011

14

Direct atomization atomic absorption spectrometry for intact biological samples: Application to trace metal analysis in silkworm eggs and their hatched worms

Kitao Fujiwara, Yoshio Umezawa, Yu-ichi Numata, Keiichiro Fuwa, Shizuo Fujiwara

Journal:

Analytical Biochemistry

Année:

1979

Langue:

english

Fichier:

PDF, 541 KB

english, 1979

15

Characterization of locally modified diamond surface using Kelvin probe force microscope

Minoru Tachiki, Yu Kaibara, Yu Sumikawa, Masatsugu Shigeno, Hirohumi Kanazawa, Tokishige Banno, Kwang Soup Song, Hitoshi Umezawa, Hiroshi Kawarada

Journal:

Surface Science

Année:

2005

Langue:

english

Fichier:

PDF, 227 KB

english, 2005

16

Diamond nanofabrication and characterization for biosensing application

Minoru Tachiki, Yu Kaibara, Yu Sumikawa, Masatsugu Shigeno, Tokishige Banno, Kwang Soup Song, Hitoshi Umezawa, Hiroshi Kawarada

Journal:

physica status solidi (a)

Année:

2003

Langue:

english

Fichier:

PDF, 178 KB

english, 2003

17

At5g54160 gene encodesArabidopsis thaliana5-hydroxyconiferaldehydeO-methyltransferase

Tomoyuki Nakatsubo, Yu Kitamura, Norikazu Sakakibara, Masaharu Mizutani, Takefumi Hattori, Nozomu Sakurai, Daisuke Shibata, Shiro Suzuki, Toshiaki Umezawa

Journal:

Journal of Wood Science

Année:

2008

Langue:

english

Fichier:

PDF, 465 KB

english, 2008

18

Stable nitrogen isotope composition in sedimentary organic matter as a potential proxy of nitrogen sources for primary producers at a fringing coral reef

Yu Umezawa, Toshihiro Miyajima, Isao Koike

Journal:

Journal of Oceanography

Année:

2008

Langue:

english

Fichier:

PDF, 253 KB

english, 2008

19

VARIATION IN INTERNAL δ15N AND δ13C DISTRIBUTIONS AND THEIR BULK VALUES IN THE BROWN MACROALGA PADINA AUSTRALIS GROWING IN SUBTROPICAL OLIGOTROPHIC WATERS

Yu Umezawa, Toshihiro Miyajima, Yasuaki Tanaka, Isao Koike, Takeshi Hayashibara

Journal:

Journal of Phycology

Année:

2007

Langue:

english

Fichier:

PDF, 578 KB

english, 2007

20

Groundwater Dynamics of Fongafale Islet, Funafuti Atoll, Tuvalu

Satoshi Nakada, Yu Umezawa, Makoto Taniguchi, Hiroya Yamano

Journal:

Année:

2012

Langue:

english

Fichier:

PDF, 1.00 MB

english, 2012

21

Temporal variability of stable carbon and nitrogen isotopic composition of size-fractionated particulate organic matter in the hypertrophic Sumida River Estuary of Tokyo Bay, Japan

Taeko Sato, Toshihiro Miyajima, Hiroshi Ogawa, Yu Umezawa, Isao Koike

Journal:

Estuarine, Coastal and Shelf Science

Année:

2006

Langue:

english

Fichier:

PDF, 639 KB

english, 2006

22

Decline in heavy metal contamination in marine sediments in Jakarta Bay, Indonesia due to increasing environmental regulations

Takahiro Hosono, Chih-Chieh Su, Robert Delinom, Yu Umezawa, Tomoyo Toyota, Shinji Kaneko, Makoto Taniguchi

Journal:

Estuarine, Coastal and Shelf Science

Année:

2011

Langue:

english

Fichier:

PDF, 968 KB

english, 2011

23

Net release of dissolved organic matter by the scleractinian coral Acropora pulchra

Yasuaki Tanaka, Toshihiro Miyajima, Yu Umezawa, Takeshi Hayashibara, Hiroshi Ogawa, Isao Koike

Journal:

Journal of Experimental Marine Biology and Ecology

Année:

2009

Langue:

english

Fichier:

PDF, 248 KB

english, 2009

24

Human impacts on large benthic foraminifers near a densely populated area of Majuro Atoll, Marshall Islands

Yoko Osawa, Kazuhiko Fujita, Yu Umezawa, Hajime Kayanne, Yoichi Ide, Tatsutoshi Nagaoka, Toshihiro Miyajima, Hiroya Yamano

Journal:

Marine Pollution Bulletin

Année:

2010

Langue:

english

Fichier:

PDF, 1.46 MB

english, 2010

25

Underground sources of nutrient contamination to surface waters in Bangkok, Thailand

William C. Burnett, Supitcha Chanyotha, Gullaya Wattayakorn, Makoto Taniguchi, Yu Umezawa, Tomotoshi Ishitobi

Journal:

Science of The Total Environment

Année:

2009

Langue:

english

Fichier:

PDF, 556 KB

english, 2009

26

Erratum to “Sources of nitrate and ammonium contamination in groundwater under developing Asian megacities”

Yu Umezawa, Takahiro Hosono, Shin-ichi Onodera, Fernando Siringan, Somkid Buapeng, Robert Delinom, Chikage Yoshimizu, Ichiro Tayasu, Toshi Nagata, Makoto Taniguchi

Journal:

Science of The Total Environment

Année:

2009

Langue:

english

Fichier:

PDF, 1.41 MB

english, 2009

27

Erratum to “Effects of intensive urbanization on the intrusion of shallow groundwater into deep groundwater: Examples from Bangkok and Jakarta” [Science of the Total Environment 404 (2008) 401–410]

Shin-ichi Onodera, Mitsuyo Saito, Misa Sawano, Takahiro Hosono, Makoto Taniguchi, Jun Shimada, Yu Umezawa, Rachmat Fajar Lubis, Somkid Buapeng, Robert Delinom

Journal:

Science of The Total Environment

Année:

2009

Langue:

english

Fichier:

PDF, 60 KB

english, 2009

28

Erratum to “Effects of intensive urbanization on the intrusion of shallow groundwater into deep groundwater: Examples from Bangkok and Jakarta”

Shin-ichi Onodera, Mitsuyo Saito, Misa Sawano, Takahiro Hosono, Makoto Taniguchi, Jun Shimada, Yu Umezawa, Rachmat Fajar Lubis, Somkid Buapeng, Robert Delinom

Journal:

Science of The Total Environment

Année:

2009

Langue:

english

Fichier:

PDF, 953 KB

english, 2009

29

Application of multi-isotope ratios to study the source and quality of urban groundwater in Metro Manila, Philippines

Takahiro Hosono, Fernando Siringan, Tsutomu Yamanaka, Yu Umezawa, Shin-ichi Onodera, Takanori Nakano, Makoto Taniguchi

Journal:

Applied Geochemistry

Année:

2010

Langue:

english

Fichier:

PDF, 1.25 MB

english, 2010

30

Specific growth rate as a determinant of the carbon isotope composition of the temperate seagrass Zostera marina

Yoshiyuki Tanaka, Toshihiro Miyajima, Katsumasa Yamada, Masakazu Hori, Natsuki Hasegawa, Yu Umezawa, Isao Koike

Journal:

Année:

2008

Langue:

english

Fichier:

PDF, 252 KB

english, 2008

31

Physical and topographic factors affecting suspended particulate matter composition in a shallow tropical estuary

Yu Umezawa, Teruhisa Komatsu, Masumi Yamamuro, Isao Koike

Journal:

Marine Environmental Research

Année:

2009

Langue:

english

Fichier:

PDF, 1.12 MB

english, 2009

32

Microbial community respiration and structure of dead zone sediments of Omura Bay, Japan

Minoru Wada, Shotaro Suzuki, Tadashi Nara, Yu Umezawa, Motohiro Shimanaga, Kazumi Matsuoka, Hideaki Nakata

Journal:

Journal of Oceanography

Année:

2012

Langue:

english

Fichier:

PDF, 1.04 MB

english, 2012

33

Fine-Scale Mapping of Land-Derived Nitrogen in Coral Reefs by δ15N in Macroalgae

Yu Umezawa, Toshihiro Miyajima, Masumi Yamamuro, Hajime Kayanne and Isao Koike

Journal:

Limnology and Oceanography

Année:

2002

Langue:

english

Fichier:

PDF, 855 KB

english, 2002

34

Cycling of Phosphorus Maintains the Production of Microphytobenthic Communities in Carbonate Sediments of a Coral Reef

Masahiro Suzumura, Toshihiro Miyajima, Hiroshi Hata, Yu Umezawa, Hajime Kayanne and Isao Koike

Journal:

Limnology and Oceanography

Année:

2002

Langue:

english

Fichier:

PDF, 507 KB

english, 2002

35

Distribution of large benthic foraminifers around a populated reef island: Fongafale Island, Funafuti Atoll, Tuvalu

Fujita, Kazuhiko, Nagamine, Sakie, Ide, Yoichi, Umezawa, Yu, Hosono, Takashi, Kayanne, Hajime, Yamano, Hiroya

Journal:

Marine Micropaleontology

Année:

2014

Langue:

english

Fichier:

PDF, 645 KB

english, 2014

36

Fabrication of single-hole transistors on hydrogenated diamond surface using atomic force microscope

Tachiki, Minoru, Seo, Hokuto, Banno, Tokishige, Sumikawa, Yu, Umezawa, Hitoshi, Kawarada, Hiroshi

Journal:

Applied Physics Letters

Année:

2002

Langue:

english

Fichier:

PDF, 331 KB

english, 2002

37

Memory effect of diamond in-plane-gated field-effect transistors

Sumikawa, Yu, Banno, Tokishige, Kobayashi, Kensaku, Itoh, Yutaka, Umezawa, Hitoshi, Kawarada, Hiroshi

Journal:

Applied Physics Letters

Année:

2004

Langue:

english

Fichier:

PDF, 457 KB

english, 2004

38

Trapping mechanism on oxygen-terminated diamond surfaces

Itoh, Yutaka, Sumikawa, Yu, Umezawa, Hitoshi, Kawarada, Hiroshi

Journal:

Applied Physics Letters

Année:

2006

Langue:

english

Fichier:

PDF, 492 KB

english, 2006

39

Phosphorus as a driver of nitrogen limitation and sustained eutrophic conditions in Bolinao and Anda, Philippines, a mariculture-impacted tropical coastal area

Ferrera, Charissa M., Watanabe, Atsushi, Miyajima, Toshihiro, San Diego-McGlone, Maria Lourdes, Morimoto, Naoko, Umezawa, Yu, Herrera, Eugene, Tsuchiya, Takumi, Yoshikai, Masaya, Nadaoka, Kazuo

Journal:

Marine Pollution Bulletin

Année:

2016

Langue:

english

Fichier:

PDF, 2.92 MB

english, 2016

40

Cycling of phosphorus maintains the production of microphytobenthic communities in carbonate sediments of a coral reef

Suzumura, Masahiro, Miyajima, Toshihiro, Hata, Hiroshi, Umezawa, Yu, Kayanne, Hajime, Koike, Isao

Journal:

Limnology and Oceanography

Année:

2002

Langue:

english

Fichier:

PDF, 238 KB

english, 2002

41

Fine-scale mapping of land-derived nitrogen in coral reefs by δ 15 N in macroalgae

Umezawa, Yu, Miyajima, Toshihiro, Yamamuro, Masumi, Kayanne, Hajime, Koike, Isao

Journal:

Limnology and Oceanography

Année:

2002

Langue:

english

Fichier:

PDF, 748 KB

english, 2002

42

Long-term results of chemoradiotherapy for stage II-III thoracic esophageal cancer in a single institution after 2000 -with a focus on comparison of three protocols-

Umezawa, Rei, Jingu, Keiichi, Matsushita, Haruo, Sugawara, Toshiyuki, Kubozono, Masaki, Yamamoto, Takaya, Ishikawa, Yojiro, Kozumi, Maiko, Takahashi, Noriyoshi, Katagiri, Yu, Kadoya, Noriyuki, Takeda,

Journal:

Année:

2015

Langue:

english

Fichier:

PDF, 649 KB

english, 2015

43

Variation in oxygen isotope ratio of dissolved orthophosphate induced by uptake process in natural coral holobionts

Ferrera, Charissa M., Miyajima, Toshihiro, Watanabe, Atsushi, Umezawa, Yu, Morimoto, Naoko, San Diego-McGlone, Maria Lourdes, Nadaoka, Kazuo

Journal:

Année:

2016

Langue:

english

Fichier:

PDF, 1.12 MB

english, 2016

44

Metabolic tumor volume on FDG-PET/CT is a possible prognostic factor for Stage I lung cancer patients treated with stereotactic body radiation therapy: a retrospective clinical study

Takahashi, Noriyoshi, Yamamoto, Takaya, Matsushita, Haruo, Sugawara, Toshiyuki, Kubozono, Masaki, Umezawa, Rei, Ishikawa, Yojiro, Kozumi, Maiko, Katagiri, Yu, Tasaka, Syun, Takeda, Kazuya, Takeda, Ken

Journal:

Journal of Radiation Research

Année:

2016

Langue:

english

Fichier:

PDF, 396 KB

english, 2016

45

I-1. Evaluation of nitrogen sources and denitrification activity based on stable isotopes

Journal:

NIPPON SUISAN GAKKAISHI

Année:

2012

Fichier:

PDF, 369 KB

2012

46

Radiation Therapy Is a Reasonable Option for Improving the Prognosis in Hepatocellular Carcinoma

Kondo, Yasuteru, Kimura, Osamu, Kogure, Takayuki, Ninomiya, Masashi, Umezawa, Rei, Sugawara, Toshiyuki, Matsushita, Haruo, Jingu, Keiichi, Nakagome, Yu, Iwata, Tomoaki, Morosawa, Tatsuki, Fujisaka, Ya

Journal:

The Tohoku Journal of Experimental Medicine

Année:

2015

Langue:

english

Fichier:

PDF, 1.23 MB

english, 2015

47

Rational design, synthesis and in vitro evaluation of novel exo-methylene butyrolactone salicyloylamide as NF-κB inhibitor

Sidthipong, Kulrawee, Ma, Jun, Yu, Wei Lin, Wang, Yan Feng, Kobayashi, Susumu, Kishino, Satoshi, Koide, Naoki, Yokochi, Takashi, Kato, Kuniki, Okada, Shoshiro, Umezawa, Kazuo

Journal:

Bioorganic & Medicinal Chemistry Letters

Année:

2017

Langue:

english

Fichier:

PDF, 1.08 MB

english, 2017

48

Spatial dietary shift in bivalves from embayment with river discharge and mariculture activities to outer seagrass beds in northwestern Philippines

Morimoto, Naoko, Umezawa, Yu, San Diego-McGlone, Maria Lourdes, Watanabe, Atsushi, Siringan, Fernando P., Tanaka, Yoshiyuki, Regino, Genevieve L., Miyajima, Toshihiro

Journal:

Année:

2017

Langue:

english

Fichier:

PDF, 3.99 MB

english, 2017

49

Somatic mosaicism containing double mutations in PTCH1 revealed by generation of induced pluripotent stem cells from nevoid basal cell carcinoma syndrome

Ikemoto, Yu, Takayama, Yoshinaga, Fujii, Katsunori, Masuda, Mokuri, Kato, Chise, Hatsuse, Hiromi, Fujitani, Kazuko, Nagao, Kazuaki, Kameyama, Kohzoh, Ikehara, Hajime, Toyoda, Masashi, Umezawa, Akihiro

Journal:

Journal of Medical Genetics

Année:

2017

Langue:

english

Fichier:

PDF, 2.17 MB

english, 2017

50

Enhancement of abiotic stress tolerance in poplar by overexpression of key Arabidopsis stress response genes,AtSRK2CandAtGolS2

Yu, Xiang, Ohtani, Misato, Kusano, Miyako, Nishikubo, Nobuyuki, Uenoyama, Misa, Umezawa, Taishi, Saito, Kazuki, Shinozaki, Kazuo, Demura, Taku

Journal:

Molecular Breeding

Année:

2017

Langue:

english

Fichier:

PDF, 1.42 MB

english, 2017