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1

Radiation crosslinking of carboxymethyl starch

Naotsugu Nagasawa, Toshiaki Yagi, Tamikazu Kume, Fumio Yoshii

Journal:

Carbohydrate Polymers

Année:

2004

Langue:

english

Fichier:

PDF, 145 KB

english, 2004

2

Synthesis and characterization of carboxymethyl derivatives of kappa-carrageenan

Charito Tranquilan-Aranilla, Naotsugu Nagasawa, Aristea Bayquen, Alumanda Dela Rosa

Journal:

Carbohydrate Polymers

Année:

2012

Langue:

english

Fichier:

PDF, 656 KB

english, 2012

3

Micro/nanofabrication of poly(L-lactic acid) using focused ion beam direct etching

Oyama, Tomoko Gowa, Hinata, Toru, Nagasawa, Naotsugu, Oshima, Akihiro, Washio, Masakazu, Tagawa, Seiichi, Taguchi, Mitsumasa

Journal:

Applied Physics Letters

Année:

2013

Langue:

english

Fichier:

PDF, 1.26 MB

english, 2013

4

Degradation of chitosan and sodium alginate by gamma radiation, sonochemical and ultraviolet methods

Jaroslaw M. Wasikiewicz, Fumio Yoshii, Naotsugu Nagasawa, Radoslaw A. Wach, Hiroshi Mitomo

Journal:

Radiation Physics and Chemistry

Année:

2005

Langue:

english

Fichier:

PDF, 292 KB

english, 2005

5

ESR study on radiation-induced radicals in carboxymethyl cellulose aqueous solution

Seiichi Saiki, Naotsugu Nagasawa, Akihiro Hiroki, Norio Morishita, Masao Tamada, Hisaaki Kudo, Yosuke Katsumura

Journal:

Radiation Physics and Chemistry

Année:

2011

Langue:

english

Fichier:

PDF, 260 KB

english, 2011

6

Synthesis of antibacterial PVA/CM-chitosan blend hydrogels with electron beam irradiation

Long Zhao, Hiroshi Mitomo, Maolin Zhai, Fumio Yoshii, Naotsugu Nagasawa, Tamikazu Kume

Journal:

Carbohydrate Polymers

Année:

2003

Langue:

english

Fichier:

PDF, 360 KB

english, 2003

7

Radiation crosslinking of carboxymethylcellulose of various degree of substitution at high concentration in aqueous solutions of natural pH

Radoslaw A Wach, Hiroshi Mitomo, Naotsugu Nagasawa, Fumio Yoshii

Journal:

Radiation Physics and Chemistry

Année:

2003

Langue:

english

Fichier:

PDF, 238 KB

english, 2003

8

ESR study on carboxymethyl chitosan radicals in an aqueous solution

Seiichi Saiki, Naotsugu Nagasawa, Akihiro Hiroki, Norio Morishita, Masao Tamada, Yusa Muroya, Hisaaki Kudo, Yosuke Katsumura

Journal:

Radiation Physics and Chemistry

Année:

2010

Langue:

english

Fichier:

PDF, 264 KB

english, 2010

9

LET and dose rate effect on radiation-induced copolymerization in physical gel

Nakagawa, Seiko, Taguchi, Mitsumasa, Kimura, Atsushi, Nagasawa, Naotsugu, Hiroki, Akihiro

Journal:

Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms

Année:

2014

Langue:

english

Fichier:

PDF, 857 KB

english, 2014

10

Crosslinking of polysaccharides in room temperature ionic liquids by ionizing radiation

Kimura, Atsushi, Nagasawa, Naotsugu, Shimada, Akihiko, Taguchi, Mitsumasa

Journal:

Radiation Physics and Chemistry

Année:

2016

Langue:

english

Fichier:

PDF, 362 KB

english, 2016

11

Micro-fabrication of Biodegradable Polymers using Focused Ion Beam

Okubo, Satoshi, Takahashi, Tomohiro, Gowa, Tomoko, Sasaki, Takashi, Nagasawa, Naotsugu, Tamada, Masao, Oshima, Akihiro, Tagawa, Seiichi, Washio, Masakazu

Journal:

Journal of Photopolymer Science and Technology

Année:

2010

Langue:

english

Fichier:

PDF, 1.82 MB

english, 2010

12

Synthesis of polysaccharide hybrid gel in ionic liquids via radiation-induced crosslinking

Kimura, Atsushi, Nagasawa, Naotsugu, Taguchi, Mitsumasa

Journal:

Polymer Degradation and Stability

Année:

2019

Langue:

english

Fichier:

PDF, 943 KB

english, 2019

13

Crosslinking structure of keratin. VI. Number, type, and location of disulfide crosslinkages in low-sulfur protein of wool fiber and their relation to permanent set

Kozo Arai, Sachio Naito, Van Bong Dang, Naotsugu Nagasawa, Mitsushige Hirano

Journal:

Journal of Applied Polymer Science

Année:

1996

Langue:

english

Fichier:

PDF, 934 KB

english, 1996

14

Crosslinking structure of keratin. V. Number and type of crosslinks in microstructures of untreated and potassium cyanide treated human hair

Sachio Naito, Kozo Arai, Mitsushige Hirano, Naotsugu Nagasawa, Munenori Sakamoto

Journal:

Journal of Applied Polymer Science

Année:

1996

Langue:

english

Fichier:

PDF, 1.06 MB

english, 1996

15

Radiation crosslinking of poly(butylene succinate) in the presence of low concentrations of trimethallyl isocyanurate and its properties

Meri Suhartini, Hiroshi Mitomo, Naotsugu Nagasawa, Fumio Yoshii, Tamikazu Kume

Journal:

Journal of Applied Polymer Science

Année:

2003

Langue:

english

Fichier:

PDF, 147 KB

english, 2003

16

Syntheses of hydroxypropyl methylcellulose phthalate hydrogels in Na2CO3 aqueous solutions with electron-beam irradiation

Ling Xu, Naotsugu Nagasawa, Fumio Yoshii, Tamikazu Kume

Journal:

Journal of Applied Polymer Science

Année:

2003

Langue:

english

Fichier:

PDF, 117 KB

english, 2003

17

Synthesis of poly(butylene succinate)/glass fiber composite by irradiation and its biodegradability

Doan Thi The, Fumio Yoshii, Naotsugu Nagasawa, Tamikazu Kume

Journal:

Journal of Applied Polymer Science

Année:

2004

Langue:

english

Fichier:

PDF, 111 KB

english, 2004

18

Gelatin microspheres crosslinked with γ-ray: Preparation, sorption of proteins, and biodegradability

Ken Terao, Tomotake Karino, Naotsugu Nagasawa, Fumio Yoshii, Miyoko Kubo, Toshiaki Dobashi

Journal:

Journal of Applied Polymer Science

Année:

2004

Langue:

english

Fichier:

PDF, 113 KB

english, 2004

19

Syntheses of hydroxypropyl methylcellulose phthalate gels in organic solvents by radiation crosslinking

Ling Xu, Naotsugu Nagasawa, Fumio Yoshii, Tamikazu Kume

Journal:

Journal of Applied Polymer Science

Année:

2004

Langue:

english

Fichier:

PDF, 100 KB

english, 2004

20

Control of biodegradability of poly(3-hydroxybutyric acid) film with grafting acrylic acid and thermal remolding

Yuki Wada, Hiroshi Mitomo, Ken-Ichi Kasuya, Naotsugu Nagasawa, Noriaki Seko, Akio Katakai, Masao Tamada

Journal:

Journal of Applied Polymer Science

Année:

2006

Langue:

english

Fichier:

PDF, 292 KB

english, 2006

21

Radiation-induced crosslinking and mechanical properties of blends of poly(lactic acid) and poly(butylene terephthalate-co-adipate)

P. H. Sarath Kumara, Naotsugu Nagasawa, Toshiaki Yagi, Masao Tamada

Journal:

Journal of Applied Polymer Science

Année:

2008

Langue:

english

Fichier:

PDF, 454 KB

english, 2008

22

Adsorption of metal ions by carboxymethylchitin and carboxymethylchitosan hydrogels

Jaroslaw M. Wasikiewicz, Naotsugu Nagasawa, Masao Tamada, Hiroshi Mitomo, Fumio Yoshii

Journal:

Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms

Année:

2005

Langue:

english

Fichier:

PDF, 150 KB

english, 2005

23

Application of poly(lactic acid) modified by radiation crosslinking

Naotsugu Nagasawa, Ayako Kaneda, Shinichi Kanazawa, Toshiaki Yagi, Hiroshi Mitomo, Fumio Yoshii, Masao Tamada

Journal:

Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms

Année:

2005

Langue:

english

Fichier:

PDF, 163 KB

english, 2005

24

Structural and kinetic modification of aqueous hydroxypropylmethylcellulose (HPMC) induced by electron beam irradiation

Kazuya Furusawa, Toshiaki Dobashi, Satoshi Morishita, Mikio Oyama, Tadashi Hashimoto, Naoki Shinyashiki, Shin Yagihara, Naotsugu Nagasawa

Journal:

Physica A: Statistical Mechanics and its Applications

Année:

2005

Langue:

english

Fichier:

PDF, 310 KB

english, 2005

25

Adsorption of humic acid from aqueous solution onto irradiation-crosslinked carboxymethylchitosan

Long Zhao, Fang Luo, Jaroslaw M. Wasikiewicz, Hiroshi Mitomo, Naotsugu Nagasawa, Toshiaki Yagi, Masao Tamada, Fumio Yoshii

Journal:

Bioresource Technology

Année:

2008

Langue:

english

Fichier:

PDF, 274 KB

english, 2008

26

Preparation and characterization of core-shell nanoparticles hardened by gamma-ray

Takayuki Narita, Ken Terao, Toshiaki Dobashi, Naotsugu Nagasawa, Fumio Yoshii

Journal:

Colloids and Surfaces B: Biointerfaces

Année:

2004

Langue:

english

Fichier:

PDF, 119 KB

english, 2004

27

Rate constants of reactions of carboxymethylcellulose with hydrated electron, hydroxyl radical and the decay of CMC macroradicals. A pulse radiolysis study

Radoslaw A. Wach, Hisaaki Kudoh, Maolin Zhai, Naotsugu Nagasawa, Yusa Muroya, Fumio Yoshii, Yosuke Katsumura

Journal:

Année:

2004

Langue:

english

Fichier:

PDF, 517 KB

english, 2004

28

Improvement of heat stability of poly(l-lactic acid) by radiation-induced crosslinking

Hiroshi Mitomo, Ayako Kaneda, Tran Minh Quynh, Naotsugu Nagasawa, Fumio Yoshii

Journal:

Année:

2005

Langue:

english

Fichier:

PDF, 245 KB

english, 2005

29

Biodegradability of poly(3-hydroxybutyrate) film grafted with vinyl acetate: Effect of grafting and saponification

Yuki Wada, Noriaki Seko, Naotsugu Nagasawa, Masao Tamada, Ken-ichi Kasuya, Hiroshi Mitomo

Journal:

Radiation Physics and Chemistry

Année:

2007

Langue:

english

Fichier:

PDF, 455 KB

english, 2007

30

Enhancement of plant growth stimulation activity of irradiated alginate by fractionation

Le Quang Luan, Naotsugu Nagasawa, Vo Thi Thu Ha, Nguyen Quoc Hien, Tomoko M. Nakanishi

Journal:

Radiation Physics and Chemistry

Année:

2009

Langue:

english

Fichier:

PDF, 390 KB

english, 2009

31

Radiation-induced crosslinking and post-processing of poly(l-lactic acid) composite

Naotsugu Nagasawa, Noboru Kasai, Toshiaki Yagi, Fumio Yoshii, Masao Tamada

Journal:

Radiation Physics and Chemistry

Année:

2011

Langue:

english

Fichier:

PDF, 303 KB

english, 2011

32

Radiation-induced degradation of sodium alginate

Naotsugu Nagasawa, Hiroshi Mitomo, Fumio Yoshii, Tamikazu Kume

Journal:

Polymer Degradation and Stability

Année:

2000

Langue:

english

Fichier:

PDF, 351 KB

english, 2000

33

Radiation synthesis and characteristic of the hydrogels based on carboxymethylated chitin derivatives

Long Zhao, Hiroshi Mitomo, Naotsugu Nagasawa, Fumio Yoshii, Tamikazu Kume

Journal:

Carbohydrate Polymers

Année:

2003

Langue:

english

Fichier:

PDF, 235 KB

english, 2003

34

Effect of radiation and fungal treatment on lignocelluloses and their biological activity

Nguyen Duy Lam, Naotsugu Nagasawa, Tamikazu Kume

Journal:

Radiation Physics and Chemistry

Année:

2000

Langue:

english

Fichier:

PDF, 107 KB

english, 2000

35

Effect of radiation-degraded chitosan on plants stressed with vanadium

Le Xuan Tham, Naotsugu Nagasawa, Shinpei Matsuhashi, Noriko S Ishioka, Takehito Ito, Tamikazu Kume

Journal:

Radiation Physics and Chemistry

Année:

2001

Langue:

english

Fichier:

PDF, 286 KB

english, 2001

36

Growth-promotion of plants with depolymerized alginates by irradiation

Nguyen Quoc Hien, Naotsugu Nagasawa, Le Xuan Tham, Fumio Yoshii, Vo Huy Dang, Hiroshi Mitomo, Keizo Makuuchi, Tamikazu Kume

Journal:

Radiation Physics and Chemistry

Année:

2000

Langue:

english

Fichier:

PDF, 224 KB

english, 2000

37

Nanometer-sized gelatin particles prepared by means of gamma-ray irradiation

Kazuya Furusawa, Ken Terao, Naotsugu Nagasawa, Fumio Yoshii, Kenji Kubota, Toshiaki Dobashi

Journal:

Colloid & Polymer Science

Année:

2004

Langue:

english

Fichier:

PDF, 352 KB

english, 2004

38

Negative effects of anemia on quality of life and its improvement by complete correction of anemia by administration of recombinant human erythropoietin in posttransplant patients

Noritaka Kawada, Toshiki Moriyama, Naotsugu Ichimaru, Ryoichi Imamura, Isao Matsui, Yoshitsugu Takabatake, Yasuyuki Nagasawa, Yoshitaka Isaka, Yasuyuki Kojima, Yukito Kokado, Hiromi Rakugi, Enyu Imai,

Journal:

Clinical and Experimental Nephrology

Année:

2009

Langue:

english

Fichier:

PDF, 292 KB

english, 2009

39

Effect of gamma radiation on dilute aqueous solutions and thin films of N-succinyl chitosan

Chutima Vanichvattanadecha, Pitt Supaphol, Naotsugu Nagasawa, Masao Tamada, Seiichi Tokura, Tetuya Furuike, Hiroshi Tamura, Ratana Rujiravanit

Journal:

Polymer Degradation and Stability

Année:

2010

Langue:

english

Fichier:

PDF, 1.34 MB

english, 2010

40

Radiation Effects on Blends of Poly(ε-Caprolactone) and Diatomites

Hiroshi Mitomo, Kazunobu Sasada, Kenji Nishimura, Fumio Yoshii, Naotsugu Nagasawa

Journal:

Journal of Polymers and the Environment

Année:

2004

Langue:

english

Fichier:

PDF, 181 KB

english, 2004

41

Biological effect of radiation-degraded alginate on flower plants in tissue culture

Le Q. Luan, Nguyen Q. Hien, Naotsugu Nagasawa, Tamikazu Kume, Fumio Yoshii, Tomoko M. Nakanishi

Journal:

Biotechnology and Applied Biochemistry

Année:

2003

Langue:

english

Fichier:

PDF, 165 KB

english, 2003

42

Biological effect of irradiated chitosan on plants in vitro

Le Q. Luan, Vo T. T. Ha, Naotsugu Nagasawa, Tamikazu Kume, Fumio Yoshii, Tomoko M. Nakanishi

Journal:

Biotechnology and Applied Biochemistry

Année:

2005

Langue:

english

Fichier:

PDF, 389 KB

english, 2005

43

Hydrogels of polysaccharide derivatives crosslinked with irradiation at paste-like condition

Fumio Yoshii, Long Zhao, Radoslaw A. Wach, Naotsugu Nagasawa, Hiroshi Mitomo, Tamikazu Kume

Journal:

Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms

Année:

2003

Langue:

english

Fichier:

PDF, 213 KB

english, 2003

44

Modification of biodegradable polymers by radiation crosslinking technique with polyfunctional monomers

Fumio Yoshii, Meri Suhartini, Naotsugu Nagasawa, Hiroshi Mitomo, Tamikazu Kume

Journal:

Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms

Année:

2003

Langue:

english

Fichier:

PDF, 112 KB

english, 2003

45

Radiation depolymerization of chitosan to prepare oligomers

Le Hai, Tran Bang Diep, Naotsugu Nagasawa, Fumio Yoshii, Tamikazu Kume

Journal:

Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms

Année:

2003

Langue:

english

Fichier:

PDF, 192 KB

english, 2003

46

Radiation crosslinking of methylcellulose and hydroxyethylcellulose in concentrated aqueous solutions

Radoslaw A. Wach, Hiroshi Mitomo, Naotsugu Nagasawa, Fumio Yoshii

Journal:

Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms

Année:

2003

Langue:

english

Fichier:

PDF, 369 KB

english, 2003

47

Laser Photolysis of Carboxymethylated Chitin Derivatives in Aqueous Solution. Part 2. Reaction of OH• and SO4•- Radicals with Carboxymethylated Chitin Derivatives

Zhai,, Kudoh, Hisaaki, Wach, Radoslaw A, Wu,, Lin,, Muroya, Yusa, Katsumura, Yosuke, Zhao, Long, Nagasawa, Naotsugu, Yoshii, Fumio

Journal:

Biomacromolecules

Année:

2004

Langue:

english

Fichier:

PDF, 85 KB

english, 2004

48

Effect of salt-loading on erythrocyte deformability in spontaneously hypertensive and Wistar-Kyoto rats

Koh-ichi Murakawa, Masakazu Kohno, Kenichi Yasunari, Koji Yokokawa, Naotsugu Kurihara, Takashi Nagasawa, Yoshihiro Kinoshita, Tadanao Takeda

Journal:

Année:

1989

Langue:

english

Fichier:

PDF, 398 KB

english, 1989

49

Radiation-Induced Enhancement of Nitrite Reducing Activity of Cytochrome c

Suruga, Kohei, Nagasawa, Naotsugu, Yamada, Seiji, Satoh, Tadashi, Kawachi, Ryu, Nishio, Toshiyuki, Kume, Tamikazu, Oku, Tadatake

Journal:

Journal of Agricultural and Food Chemistry

Année:

2003

Langue:

english

Fichier:

PDF, 165 KB

english, 2003

50

Reagent-free crosslinking of aqueous gelatin: manufacture and characteristics of gelatin gels irradiated with gamma-ray and electron beam

Terao, Ken, Nagasawa, Naotsugu, Nishida, Hirokazu, Furusawa, Kazuya, Mori, Yasutaka, Yoshii, Fumio, Dobashi, Toshiaki

Journal:

Journal of Biomaterials Science Polymer Edition

Année:

2003

Langue:

english

Fichier:

PDF, 230 KB

english, 2003