長畑律子 (Ritsuko Nagahata) - マイポータル

基本情報

所属: 国立研究開発法人産業技術総合研究所化学プロセス研究部門主任研究員

J-GLOBAL ID: 200901089774789196
researchmap会員ID: 5000005922

外部リンク: http://www.aist.go.jp/RESEARCHERDB/cgi-bin/worker_detail.cgi?call=namae&rw_id=R94322523

研究分野

論文

Microwave-assisted carbothermal reduction of rice hull ash to biogenic silicon

Ritsuko Nagahata, Yukie Mori, Yuko Saito, Kazuhiko Takeuchi, Rabie Benioub, Yoshifumi Shimizu, Masayoshi Shimizu

Bioresource Technology Reports 19 101173-101173 2022年9月
Efficient carbothermal reduction of diatomaceous earth to silicon using microwave heating

Ritsuko Nagahata, Yukie Mori, Yuko Saito, Kazuhiko Takeuchi, Yoshifumi Shimizu, Masayoshi Shimizu, Rabie Benioub

Materials Chemistry and Physics 257 123744-123744 2021年1月
Encouragements for the Use of Microwaves in Industrial Chemistry

Ritsuko Nagahata, Kazuhiko Takeuchi

The Chemical Record 19(1) 51-64 2019年1月
Microwave-assisted rapid synthesis of poly(butylene succinate): Principal effect of microwave irradiation of accelerating the polycondensation reaction

Ritsuko Nagahata, Takashi Nakamura, Kazuhiko Takeuchi

Polymer Journal 50(5) 347-354 2018年5月1日
Microwave-Assisted Facile and Rapid Esterification of Amino Acids I: Esterification of L-Leucine from Batch to Flow Processes and Scale-Up

Ritsuko Nagahata, Takashi Nakamura, Yukie Mori, Kazuhiko Takeuchi

Natural Science 09(04) 110-122 2017年
Characterization of an oxide semiconductor prepared by microwave sintering

Hea Jeong Cheong, Nobuko Fukuda, Heisuke Sakai, Shintaro Ogura, Kazuhiko Takeuchi, Ritsuko Nagahata, Sei Uemura

JAPANESE JOURNAL OF APPLIED PHYSICS 53(5) 2014年5月査読有り
Effect of Microwave Annealing on Oxide-Semiconductor-Precursor Ink

Hea Jeong Cheong, Nobuko Fukuda, Shintaro Ogura, Heisuke Sakai, Yoshida Manabu, Takehito Kodzasa, Hideo Tokuhisa, Kazuhiko Tokoro, Kazuhiko Takeuchi, Ritsuko Nagahata …

JOURNAL OF PHOTOPOLYMER SCIENCE AND TECHNOLOGY 27(3) 339-342 2014年査読有り
Microwave-Assisted Polyester and Polyamide Synthesis

Takashi Nakamura, Ritsuko Nagahata, Kazuhiko Takeuchi

MINI-REVIEWS IN ORGANIC CHEMISTRY 8(3) 306-314 2011年8月査読有り
A new oxapalladacycle generated via ortho C-H activation of phenylphosphinic acid: an efficient catalyst for Markovnikov-type additions of E-H bonds to alkynes

Xu Qing, Shen Ruwei, Ono Yutaka, Nagahata Ritsuko, Shimada Shigeru, Goto Midori, Han Li-Biao

Chemical Communications 47(8) 2333-2335 2011年査読有り
Large-Scale Polycondensation of Lactic Acid Using Microwave Batch Reactors

Takashi Nakamura, Ritsuko Nagahata, Katsuyuki Kunii, Hirohumi Soga, Shoji Sugimoto, Kazuhiko Takeuchi

ORGANIC PROCESS RESEARCH & DEVELOPMENT 14(4) 781-786 2010年7月査読有り
In-situ measurement of microwave absorption properties at 2.45 GHz for the polycondensation of lactic acid

Takashi Nakamura, Ritsuko Nagahata, Shigenori Suemitsu, Kazuhiko Takeuchi

POLYMER 51(2) 329-333 2010年1月査読有り
Stilbene-cored poly(glutamate) dendrimers

Mitsuno, Chikayoshi, Momotake, Atsuya, Shinohara, Yoshihiro, Takahashi, Kayori, Nagahata, Ritsuko, Nishimura, Yoshinobu, Arai, Tatsuo

TETRAHEDRON LETTERS 50(50) 7074-7078 2009年12月査読有り
Synthesis and Photochemical Characteristics of Amphiphilic Enediyne Dendrimers

Yoshimura, Nao, Momotake, Atsuya, Shinohara, Yoshihiro, Takahashi, Kayori, Nagahata, Ritsuko, Nishimura, Yoshinobu, Arai, Tatsuo

BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 82(6) 723-729 2009年6月査読有り
Photochemical Properties of 3,3 '-Disubstituted Stilbene Dendrimers

Kato, Kazumi, Momotake, Atsuya, Shinohara, Yoshihiro, Sato, Tomoo, Takahashi, Kayori, Nagahata, Ritsuko, Nishimura, Yoshinobu, Arai, Tatsuo

BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 82(5) 603-605 2009年5月査読有り
Microwave Assisted Synthesis of Aliphatic Polyesters Using Tin Chloride and p-Toluene Sulfonic Acid as Catalysts

Sivan Velmathi, Ritsuko Nagahata, Kazuhiko Takeuchi

ADVANCED SCIENCE LETTERS 2(1) 45-49 2009年3月査読有り
Interlaboratory comparison of average molecular mass and molecular mass distribution of a polystyrene reference material determined by MALDI-TOF mass spectrometry

Ritsuko Nagahata, Kayori Shimada, Kana Kishine, Hiroaki Sato, Shigetomo Matsuyama, Hisashi Togashi, Sinichi Kinugasa

INTERNATIONAL JOURNAL OF MASS SPECTROMETRY 263(2-3) 213-221 2007年6月査読有り
Photoisomerization and fluorescence properties of para-substituted benzyl ether-type stilbene dendrimers

Watanabe, Shinko, Ikegami, Masashi, Nagahata, Ritsuko, Arai, Tatsuo

BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 80(3) 586-588 2007年3月査読有り
Microwave-assisted single-step synthesis of poly(lactic acid) by direct polycondensation of lactic acid

Ritsuko Nagahata, Daisuke Sano, Hidematsu Suzuki, Kazuhiko Takeuchi

MACROMOLECULAR RAPID COMMUNICATIONS 28(4) 437-442 2007年2月査読有り
Extremely rapid synthesis of aliphatic polyesters by direct polycondensation of 1 : 1 mixtures of dicarboxylic acids and diols using microwaves

Sivan Velmathi, Ritsuko Nagahata, Kazuhiko Takeuchi

POLYMER JOURNAL 39(8) 841-844 2007年査読有り
The isomer specific solvent effect on photoisomerization of photoresponsive polyphenylene dendrimers with a stilbene core

T., Okamoto, A., Momotake, Y., Shinohara, R., Nagahata, and, T. Arai, 新井, 達郎

Bull. Chem. Soc, Jpn. 80(11) 2226-2228 2007年1月査読有り

もっとみる

MISC

Microwave-assisted polycondensation: Development of the first commercial plant for lactic acid polymerization

Kazuhiko Takeuchi, Ritsuko Nagahata, Takashi Nakamura, Yukie Mori, Katsuyuki Kunii, Hirofumi Soga, Shoji Sugimoto

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY 241 2011年3月
Effect of metal nanoparticles on thermal stabilization of polymer/metal nanocomposites prepared by a one-step dry process

Jae-Young Lee, Yonggui Liao, Ritsuko Nagahata, Shin Horiuchi

POLYMER 47(23) 7970-7979 2006年10月
マイクロ波による省エネ型バイオマスプラスチック製造法の提案

長畑律子

コンバーテック 398(5) 16-20 2006年
Conformational effects on cationization of poly(ethylene glycol) by alkali metal ions in matrix-assisted laser desorption/ionization time-of-flight mass spectrometry

K Shimada, S Matsuyama, T Saito, S Kinugasa, R Nagahata, S Kawabata

INTERNATIONAL JOURNAL OF MASS SPECTROMETRY 247(1-3) 85-92 2005年12月
Enhancement of the large Stokes-shifted fluorescence emission from the 2-(2 '-hydroxyphenyl)benzoxazole core in a dendrimer

A Ohshima, A Momotake, R Nagahata, T Arai

JOURNAL OF PHYSICAL CHEMISTRY A 109(43) 9731-9736 2005年11月
Control of molecular weight distribution in polycondensation polymers 2. Poly(ether ketone) synthesis

Y Shibasaki, T Araki, R Nagahata, M Ueda

EUROPEAN POLYMER JOURNAL 41(10) 2428-2433 2005年10月
Silole-core dendrimers: A facile synthesis and photophysical properties

T Sanji, H Ishiwata, T Kaizuka, M Tanaka, H Sakurai, R Nagahata, K Takeuchi

CHEMISTRY LETTERS 34(8) 1130-1131 2005年8月
A rapid eco-friendly synthesis of poly(butylene succinate) by a direct polyesterification under microwave irradiation

S Velmathi, R Nagahata, J Sugiyama, K Takeuchi

MACROMOLECULAR RAPID COMMUNICATIONS 26(14) 1163-1167 2005年7月
An alternative convergent synthesis of silole-core dendrimers

T Sanji, H Ishiwata, T Kaizuka, M Tanaka, H Sakurai, R Nagahata, K Takeuchi

CANADIAN JOURNAL OF CHEMISTRY-REVUE CANADIENNE DE CHIMIE 83(6-7) 646-651 2005年6月
An investigation of the potential of condensative chain polymerization of ethynylphenylene halides

AI Kovalev, K Takeuchi, JI Sugiyama, M Goyal, R Nagahata, M Asai, AV Barzykin, M Ueda, AL Rusanov

HIGH PERFORMANCE POLYMERS 16(3) 447-459 2004年9月
Guaiacol oxidation products in the enzyme-activity assay reaction by horseradish peroxidase catalysis

H Tonami, H Uyama, R Nagahata, S Kobayashi

CHEMISTRY LETTERS 33(7) 796-797 2004年7月
The photochemical specific isomerization of dendritic stilbenes

A Momotake, J Hayakawa, R Nagahata, T Arai

BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 77(6) 1195-1200 2004年6月
ポリカーボネートの新しい製造法

竹内和彦, 杉山順一, 長畑律子

科学と工業 78(2) 65-71 2004年2月
ヒドロキシアパタイト担持パラジウム触媒を用いたポリカーボネート合成

杉山順一, 島田真一, 長畑律子, 大矢根綾子, 竹内和彦, 奥山健一, 上田充

高分子学会予稿集(CD-ROM) 53(1) 2004年
Synthesis of poly(ethylene terephthalate-co-isophthalate) by copolymerization of ethylene isophthalate cyclic dimer and bis(2-hydroxyethyl) terephthalate

R Nagahata, J Sugiyama, S Velmathi, Y Nakao, M Goto, K Takeuchi

POLYMER JOURNAL 36(6) 483-488 2004年
Controlling the hydrophobic properties of water-soluble stilbene dendrimers

J Hayakawa, A Momotake, R Nagahata, T Arai

CHEMISTRY LETTERS 32(11) 1008-1009 2003年11月
Evaluation of the quantitativeness of matrix-assisted laser desorption/ionization time-of-flight mass spectrometry using an equimolar mixture of uniform poly(ethylene glycol) oligomers

K Shimada, R Nagahata, S Kawabata, S Matsuyama, T Saito, S Kinugasa

JOURNAL OF MASS SPECTROMETRY 38(9) 948-954 2003年9月
Direct synthesis of polycarbonate from carbon monoxide and bisphenol a catalyzed by Pd-carbene complex

K Okuyama, J Sugiyama, R Nagahata, M Asai, M Ueda, K Takeuchi

MACROMOLECULES 36(19) 6953-6955 2003年9月
Oxidative carbonylation of phenol to diphenyl carbonate catalyzed by Pd-carbene complexes

K Okuyama, J Sugiyama, R Nagahata, M Asai, M Ueda, K Takeuchi

JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL 203(1-2) 21-27 2003年9月
大環状オリゴマーの合成と重合

長畑律子, 杉山順一, 竹内和彦

高分子加工 52(7) 290-295 2003年7月

もっとみる

所属学協会

共同研究・競争的資金等の研究課題

1.開環重合 2.高分子の質量分析

長畑律子

基本情報

研究分野

論文

MISC

所属学協会

共同研究・競争的資金等の研究課題

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