Works by Akira Hirao

Results: 74

Semifluorinated Polymers as Ion-selective Electrode Membrane Matrixes.

Published in:

Electroanalysis, 2017, v. 29, n. 3, p. 739, doi. 10.1002/elan.201600586

By:

Carey, Jesse L.;
Hirao, Akira;
Sugiyama, Kenji;
Bühlmann, Philippe

Publication type:

Article

Changes in pollinator fauna affect altitudinal variation of floral size in a bumblebee-pollinated herb.

Published in:

Ecology & Evolution (20457758), 2014, v. 4, n. 17, p. 3395, doi. 10.1002/ece3.1191

By:

Nagano, Yusuke;
Abe, Kota;
Kitazawa, Tomoaki;
Hattori, Mitsuru;
Hirao, Akira S.;
Itino, Takao

Publication type:

Article

Experimental and Field Data Support Range Expansion in an Allopolyploid Arabidopsis Owing to Parental Legacy of Heavy Metal Hyperaccumulation.

Published in:

Frontiers in Genetics, 2020, v. 11, p. N.PAG, doi. 10.3389/fgene.2020.565854

By:

Paape, Timothy;
Akiyama, Reiko;
Cereghetti, Teo;
Onda, Yoshihiko;
Hirao, Akira S.;
Kenta, Tanaka;
Shimizu, Kentaro K.

Publication type:

Article

MORPHOLOGICAL AND GENETIC VARIATIONS OF POTENTILLA MATSUMURAE (ROSACEAE) BETWEEN FELLFIELD AND SNOWBED POPULATIONS.

Published in:

American Journal of Botany, 2009, v. 96, n. 4, p. 728, doi. 10.3732/ajb.0800242

By:

Shimono, Yoshiko;
Watanabe, Mikio;
Hirao, Akira S.;
Wada, Naoya;
Kudo, Gaku

Publication type:

Article

Phase Structure of the Exact Graft Copolymer Synthesized by Iterative Methodology Based on Living Anionic Polymerization.

Published in:

Macromolecular Chemistry & Physics, 2017, v. 218, n. 12, p. n/a, doi. 10.1002/macp.201700150

By:

Lin, Yu‐Hsuan;
Chen, Hsin‐Lung;
Goseki, Raita;
Hirao, Akira

Publication type:

Article

Anionic Polymerization of Divinylbenzenes Possessing Methoxy Group.

Published in:

Macromolecular Chemistry & Physics, 2017, v. 218, n. 12, p. n/a, doi. 10.1002/macp.201600550

By:

Otake, Kohei;
Matsumoto, Masayoshi;
Tanaka, Shunsuke;
Uchida, Satoshi;
Goseki, Raita;
Hirao, Akira;
Ishizone, Takashi

Publication type:

Article

Tailored Synthesis of Triblock Co- and Terpolymers Composed of Synthetically Difficult Sequence Orders by Combining Living Anionic Polymerization with Specially Designed Linking Reaction.

Published in:

Macromolecular Chemistry & Physics, 2016, v. 217, n. 5, p. 622, doi. 10.1002/macp.201500475

By:

Matsuo, Yuri;
Konno, Ryuji;
Goseki, Raita;
Ishizone, Takashi;
Hirao, Akira

Publication type:

Article

Macromol. Chem. Phys. 5/2016.

Published in:

Macromolecular Chemistry & Physics, 2016, v. 217, n. 5, p. 721, doi. 10.1002/macp.201670017

By:

Matsuo, Yuri;
Konno, Ryuji;
Goseki, Raita;
Ishizone, Takashi;
Hirao, Akira

Publication type:

Article

Successive Synthesis of Multiarmed and Multicomponent Star-Branched Polymers by New Iterative Methodology Based on Linking Reaction between Block Copolymer In-Chain Anion and α-Phenylacrylate-Functionalized Polymer.

Published in:

Macromolecular Chemistry & Physics, 2015, v. 216, n. 14, p. 1523, doi. 10.1002/macp.201500148

By:

Ito, Shotaro;
Goseki, Raita;
Manners, Ian;
Ishizone, Takashi;
Hirao, Akira

Publication type:

Article

Macromol. Chem. Phys. 14/2015.

Published in:

Macromolecular Chemistry & Physics, 2015, v. 216, n. 14, p. 1493, doi. 10.1002/macp.201570044

By:

Ito, Shotaro;
Goseki, Raita;
Manners, Ian;
Ishizone, Takashi;
Hirao, Akira

Publication type:

Article

Habitat-Specific Responses of Alpine Plants to Climatic Amelioration: Comparison of Fellfield to Snowbed Communities.

Published in:

Arctic, Antarctic & Alpine Research, 2010, v. 42, n. 4, p. 438, doi. 10.1657/1938-4246-42.4.438

By:

Kudo, Gaku;
Kimura, Mitsuhiro;
Kasagi, Tetsuya;
Kawai, Yuka;
Hirao, Akira S.

Publication type:

Article

Precise Synthesis of Block Polymers Composed of Three or More Blocks by Specially Designed Linking Methodologies in Conjunction with Living Anionic Polymerization System.

Published in:

Polymers (20734360), 2013, v. 5, n. 3, p. 1012, doi. 10.3390/polym5031012

By:

Yuri Matsuo;
Ryuji Konno;
Takashi Ishizone;
Raita Goseki;
Akira Hirao

Publication type:

Article

Effect of Dietary Conjugated Linoleic Acid on the In Vivo Growth of Rat Hepatoma dRLh-84.

Published in:

Nutrition & Cancer, 2001, v. 40, n. 2, p. 140, doi. 10.1207/S15327914NC402_10

By:

Yamasaki, Masao;
Ikeda, Atsushi;
Hirao, Akira;
Tanaka, Yoko;
Miyazaki, Yoshiyuki;
Rikimaru, Tatsuya;
Shimada, Mitsuo;
Sugimachi, Keizo;
Tachibana, Hirofumi;
Yamada, Koji

Publication type:

Article

Side-Chain LC Block Copolymers with Well Defined Structures Prepared by Living Anionic Polymerization. 2: Effect of the Glass Transition Temperature of Amorphous Segments on the Phase Behaviour and Structure of the LC Segment.

Published in:

High Performance Polymers, 1998, v. 10, n. 1, p. 131, doi. 10.1088/0954-0083/10/1/014

By:

Yamada, Masayuki;
Itoh, Tomomichi;
Hirao, Akira;
Nakahama, Sei-Ichi;
Watanabe, Junji

Publication type:

Article

Geographical distribution, genetic diversity, and reproductive traits of mixed polyploid populations in Parasenecio kamtschaticus (Senecioneae; Asteraceae)

Published in:

Plant Systematics & Evolution, 2020, v. 306, n. 5, p. 1, doi. 10.1007/s00606-020-01714-3

By:

Kudo, Gaku;
Hirao, Akira S.

Publication type:

Article

Genetic structure of a hybrid zone between two violets, Viola rossii Hemsl. and V. bissetii Maxim.: dominance of F1 individuals in a narrow contact range.

Published in:

Plant Species Biology, 2015, v. 30, n. 3, p. 237, doi. 10.1111/1442-1984.12054

By:

Nagano, Yusuke;
Hirao, Akira S.;
Itino, Takao

Publication type:

Article

Synthesis of block co-polymers and star-branched polymers consisting of conducting polyacetylene segments via ionic interaction to form ionic bonds.

Published in:

Designed Monomers & Polymers, 2004, v. 7, n. 6, p. 647, doi. 10.1163/1568555042474068

By:

Hirao, Akira;
Karasawa, Yasunori;
Higashihara, Tomoya;
Zhao, Youliang;
Sugiyama, Kenji

Publication type:

Article

Crystallization behavior of polyethylene/polystyrene AmBn miktoarm star copolymers.

Published in:

Polymers for Advanced Technologies, 2014, v. 25, n. 11, p. 1257, doi. 10.1002/pat.3308

By:

Müller, Alejandro J.;
Lorenzo, Arnaldo T.;
Hirao, Akira

Publication type:

Article

Synthesis of well-defined chain-end-functionalized polystyrenes with four, eight, and sixteen perfluorooctyl groups and their surface characterization.

Published in:

Polymers for Advanced Technologies, 2004, v. 15, n. 1/2, p. 15

By:

Akira Hirao;
Shiko Sakai;
Kenji Sugiyama

Publication type:

Article

Synthesis of branched polymers by means of living anionic polymerization - Part 6. Synthesis of well-defined comb-like branched polystyrenes and graft copolymers with highly branched architecture.

Published in:

Polymers for Advanced Technologies, 2002, v. 13, n. 3/4, p. 275, doi. 10.1002/pat.186

By:

Hirao, Akira;
Kawano, Hiroki;
Ryu, Sang Woog

Publication type:

Article

Synthesis of heteroarm star-branched polymers by means of anionic living polymerization.

Published in:

Polymers for Advanced Technologies, 2001, v. 12, n. 11/12, p. 680, doi. 10.1002/pat.88

By:

Hirao, Akira;
Matsuo, Akira;
Morifuji, Kazushi;
Tokuda, Yui;
Hayashi, Mayumi

Publication type:

Article

Genetic variation of the relict maple Acer miyabei: uncovering its history of disjunct occurrence and the role of mountain refugia in shaping genetic diversity.

Published in:

American Journal of Botany, 2022, v. 109, n. 2, p. 309, doi. 10.1002/ajb2.1803

By:

Saeki, Ikuyo;
Hirao, Akira S.;
Kenta, Tanaka

Publication type:

Article

Ecotypic divergences of the alpine herb Potentilla matsumurae adapted to fellfield–snowbed habitats across a series of mountain sky islands.

Published in:

American Journal of Botany, 2019, v. 106, n. 6, p. 772, doi. 10.1002/ajb2.1290

By:

Hirao, Akira S.;
Shimono, Yoshiko;
Narita, Kenji;
Wada, Naoya;
Kudo, Gaku

Publication type:

Article

Precise Synthesis of New Triblock Co- and Terpolymers by a Methodology Combining Living Anionic Polymers with a Specially Designed Linking Reaction.

Published in:

Macromolecular Symposia, 2013, v. 323, n. 1, p. 26, doi. 10.1002/masy.201100102

By:

Matsuo, Yuri;
Oie, Toshiyuki;
Goseki, Raita;
Ishizone, Takashi;
Sugiyama, Kenji;
Hirao, Akira

Publication type:

Article

Successive Synthesis of Well-Defined Star-Branched Polymers by 'Convergent' Iterative Methodology Using Core-Functionalized 3-Arm Star-Branched Polymer and a Specially Designed 1,1-Diphenylethylene Derivative.

Published in:

Macromolecular Symposia, 2010, v. 296, n. 1, p. 53, doi. 10.1002/masy.201051009

By:

Higashihara, Tomoya;
Inoue, Kyoichi;
Hirao, Akira

Publication type:

Article

Controlled Polymerization of Glycidyl Methyl Ether Initiated by Onium Salt/Triisobutylaluminum and Investigation of the Polymer LCST.

Published in:

Macromolecular Symposia, 2007, v. 249-250, n. 1, p. 392, doi. 10.1002/masy.200750409

By:

Labbé, Amélie;
Carlotti, Stéphane;
Deffieux, Alain;
Hirao, Akira

Publication type:

Article

Precise Synthesis of Dendrimer-Like Star-Branched Poly(methyl methacrylate)s with Different Branched Architectures up to Third-Generation by Iterative Methodology.

Published in:

Macromolecular Symposia, 2006, v. 245-246, n. 1, p. 5, doi. 10.1002/masy.200651302

By:

Watanabe, Takumi;
Hirao, Akira

Publication type:

Article

Successive Synthesis of Regular and Asymmetric Star-Branched Polymers by Iterative Methodology Based on Living Anionic Polymerization Using Functionalized 1,1‐Diphenylethylene Derivatives.

Published in:

Macromolecular Symposia, 2006, v. 240, n. 1, p. 31, doi. 10.1002/masy.200650805

By:

Akira Hirao;
Kyoichi Inoue;
Tomoya Higashihara

Publication type:

Article

Synthesis of Dendrimer-Like Star‐Branched Poly(methyl methacrylate)s of Generations Consisting of Four Branched Polymer Chains at Each Junction by Iterative Methodology Involving Coupling and Transformation Reactions.

Published in:

Macromolecular Symposia, 2006, v. 240, n. 1, p. 23, doi. 10.1002/masy.200650804

By:

Takumi Watanabe;
Yuji Tsunoda;
Akira Matsuo;
Kenji Sugiyama;
Akira Hirao

Publication type:

Article

Synthesis of Highly Branched Comblike Polymers Having One Branch in Each Repeating Unit by Linking Reaction of Polystyryllithium with Well-Defined New Epoxy‐Functionalized Polystyrene.

Published in:

Macromolecular Symposia, 2004, v. 217, n. 1, p. 17, doi. 10.1002/masy.200451302

By:

Akira Hirao;
Norihide Shimohara;
Sang Woo Ryu;
Kenji Sugiyama

Publication type:

Article

Precise Synthesis and Surface Characterization of Well-Defined Chain‐End‐Functionalized Polystyrenes with Two, Four, Eight, Sixteen and Thirty‐Two Perfluorooctyl Groups.

Published in:

Macromolecular Symposia, 2004, v. 217, n. 1, p. 1, doi. 10.1002/masy.200451301

By:

Kenji Sugiyama;
Shiko Sakai;
Ashraf El-Shehawy;
Akira Hirao

Publication type:

Article

Precise Synthesis of Star-Branched Polymers by Means of Living Anionic Polymerization Using 1,1‐Bis(3‐chloromethylphenyl)ethylene.

Published in:

Macromolecular Symposia, 2004, v. 215, n. 1, p. 57, doi. 10.1002/masy.200451106

By:

Akira Hirao;
Tomoya Higashihara

Publication type:

Article

Synthesis of branched polymers by means of anionic polymerization. 11. anionic synthesis of densely branched polystyrenes carrying double branches in each repeating unit.

Published in:

Macromolecular Symposia, 2003, v. 192, n. 1, p. 31, doi. 10.1002/masy.200390039

By:

Hirao, Akira;
Ryu, Sang Wong

Publication type:

Article

Synthesis of well-defined multifunctionalized polystyrenes with benzyl bromide moieties by a novel iterative divergent approach.

Published in:

Macromolecular Symposia, 2002, v. 183, n. 1, p. 11, doi. 10.1002/1521-3900(200207)183:1<11::AID-MASY11>3.0.CO;2-9

By:

Hirao, Akira;
Hayashi, Mayumi;
Haraguchi, Naoki

Publication type:

Article

Synthesis and surface characterization of novel perfluorooctyl-functionalized polymers with well-defined architectures.

Published in:

Macromolecular Symposia, 2002, v. 181, n. 1, p. 135, doi. 10.1002/1521-3900(200205)181:1<135::AID-MASY135>3.0.CO;2-Z

By:

Sugiyama, Kenji;
Nemoto, Taichi;
Koide, Gen;
Hirao, Akira

Publication type:

Article

Synthesis of well-defined chain-end- and in-chain-functionalized polystyrenes with a definite number of benzyl chloride moieties and D-glucose residues.

Published in:

Macromolecular Symposia, 2002, v. 181, n. 1, p. 73, doi. 10.1002/1521-3900(200205)181:1<73::AID-MASY73>3.0.CO;2-Q

By:

Hirao, Akira;
Hayashi, Mayumi;
Negishi, Yumi;
Haraguchi, Naoki;
Loykulnant, Surapich

Publication type:

Article

Anionic living polymerization of functional monomers. Precise synthesis of various functionalized polystyrenes with monosaccharide residues by anionic living polymerization and living functionalization reaction.

Published in:

Macromolecular Symposia, 2000, v. 161, n. 1, p. 45, doi. 10.1002/1521-3900(200010)161:1<45::AID-MASY45>3.0.CO;2-U

By:

Hirao, Akira;
Hayashi, Mayumi;
Loykulnant, Surapich

Publication type:

Article

Habitat-specific responses in the flowering phenology and seed set of alpine plants to climate variation: implications for global-change impacts.

Published in:

Population Ecology, 2006, v. 48, n. 1, p. 49, doi. 10.1007/s10144-005-0242-z

By:

Kudo, Gaku;
Hirao, Akira S.

Publication type:

Article

Kinship between parents reduces offspring fitness in a natural population of Rhododendron brachycarpum.

Published in:

Annals of Botany, 2010, v. 105, n. 4, p. 637, doi. 10.1093/aob/mcq018

By:

Hirao, Akira S.

Publication type:

Article

A Supramolecular Approach on Using Poly(fluorenylstyrene)- block-poly(2-vinylpyridine):PCBM Composite Thin Films for Non-Volatile Memory Device Applications.

Published in:

Macromolecular Rapid Communications, 2011, v. 32, n. 6, p. 528, doi. 10.1002/marc.201000695

By:

Hsu, Jung-Ching;
Liu, Cheng-Liang;
Chen, Wen-Chang;
Sugiyama, Kenji;
Hirao, Akira

Publication type:

Article

Combining Living Anionic Polymerization with Branching Reactions in an Iterative Fashion to Design Branched Polymers.

Published in:

Macromolecular Rapid Communications, 2010, v. 31, n. 12, p. 1031, doi. 10.1002/marc.200900773

By:

Higashihara, Tomoya;
Sugiyama, Kenji;
Yoo, Hee-Soo;
Hayashi, Mayumi;
Hirao, Akira

Publication type:

Article

A Versatile Method for Adjusting Thermoresponsivity: Synthesis and 'Click' Reaction of an Azido End-Functionalized Poly( N-isopropylacrylamide).

Published in:

Macromolecular Rapid Communications, 2008, v. 29, n. 12/13, p. 1126, doi. 10.1002/marc.200800055

By:

Narumi, Atsushi;
Fuchise, Keita;
Kakuchi, Ryohei;
Toda, Atsushi;
Satoh, Toshifumi;
Kawaguchi, Seigou;
Sugiyama, Kenji;
Hirao, Akira;
Kakuchi, Toyoji

Publication type:

Article

DEVELOPMENT AND EVALUATION OF MICROSATELLITE MARKERS FOR ACER MIYABEI (SAPINDACEAE), A THREATENED MAPLE SPECIES IN EAST ASIA.

Published in:

Applications in Plant Sciences, 2015, v. 3, n. 6, p. 1, doi. 10.3732/apps.1500020

By:

Saeki, Ikuyo;
Hirao, Akira S.;
Kenta, Tanaka

Publication type:

Article

Synthesis of asymmetric star‐branched block copolymers based on PS, PTHF, and PMMA by combination of cationic ring opening polymerization and redox polymerization methods.

Published in:

Journal of Applied Polymer Science, 2006, v. 102, n. 1, p. 516

By:

Hülya Arslan;
Baki Hazer;
Tomoya Higashihara;
Akira Hirao

Publication type:

Article

Precise synthesis of asymmetric star-shaped polymers by coupling reactions of new specially designed polymer anions with chain-end-functionalized polystyrenes with benzyl bromide moieties

Published in:

Science & Technology of Advanced Materials, 2004, v. 5, n. 4, p. 469, doi. 10.1016/j.stam.2004.01.015

By:

Hirao, Akira;
Kawasaki, Kaori;
Higashihara, Tomoya

Publication type:

Article

Seventeen-Armed Star Polystyrenes in Various Molecular Weights: Structural Details and Chain Characteristics.

Published in:

Polymers (20734360), 2020, v. 12, n. 9, p. 1894, doi. 10.3390/polym12091894

By:

Wong, Jia Chyi;
Xiang, Li;
Ngoi, Kuan Hoon;
Chia, Chin Hua;
Jin, Kyeong Sik;
Hirao, Akira;
Ree, Moonhor

Publication type:

Article

Precise Synthesis of Macromolecular Architectures by Novel Iterative Methodology Combining Living Anionic Polymerization with Specially Designed Linking Chemistry.

Published in:

Polymers (20734360), 2017, v. 9, n. 10, p. 470, doi. 10.3390/polym9100470

By:

Raita Goseki;
Shotaro Ito;
Yuri Matsuo;
Tomoya Higashihara;
Akira Hirao

Publication type:

Article

Synthesis of well-defined functionalized polymers and star branched polymers by means of living anionic polymerization using specially designed 1,1-diphenylethylene derivatives.

Published in:

Macromolecular Rapid Communications, 2000, v. 21, n. 17, p. 1171, doi. 10.1002/1521-3927(20001101)21:17<1171::AID-MARC1171>3.0.CO;2-C

By:

Hirao, Akira;
Hayashi, Mayumi;
Haraguchi, Naoki

Publication type:

Article

Synthesis of novel block polymers with unusual block sequences by methodology combining living anionic polymerization and designed linking chemistry.

Published in:

Journal of Polymer Research, 2019, v. 26, n. 12, p. 1, doi. 10.1007/s10965-019-1941-z

By:

Hirao, Akira;
Matsuo, Yuri;
Goseki, Raita

Publication type:

Article

Genetic and reproductive consequences of forest fragmentation for populations of Magnolia obovata.

Published in:

Ecological Research, 2007, v. 22, n. 3, p. 382, doi. 10.1007/s11284-007-0360-5

By:

Isagi, Yuji;
Tateno, Ryunosuke;
Matsuki, Yu;
Hirao, Akira;
Watanabe, Sonoko;
Shibata, Mitsue

Publication type:

Article