HARA Kazuhiro

J-GLOBAL         Last updated: Jan 18, 2019 at 15:35
 
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Name
HARA Kazuhiro

Research Areas

 
 

Published Papers

 
Md Murshed Bhuyan, Omondi Brian Adala, Hirotaka Okabe, Yoshiki Hidaka, Kazuhiro Hara
Journal of Environmental Chemical Engineering   7(1) 102844   Feb 2019   [Refereed]
The present research is focused on the selective adsorption of trivalent metal ions from multielement solution by using functional hydrogel. The hydrogels were synthesized from the aqueous blend of Pectin, Acrylamide (AAm) and 2-Acrylamido-2-methy...
Tran Thu Hong, Tran Thu Hong, Hirotaka Okabe, Yoshiki Hidaka, Kazuhiro Hara
Environmental Pollution   242 1458-1466   Nov 2018   [Refereed]
© 2018 Elsevier Ltd This article exploits a new approach for synthesis of polysaccharide-based grafted sodium styrene sulfonate (SSS) super absorbent hydrogels (SAHs) in aqueous solution by γ-radiation under ambient conditions. Important optimal c...
Thu Hong Tran, Hirotaka Okabe, Yoshiki Hidaka, Kazuhiro Hara
Journal of Hazardous Materials   365 237   Mar 2019   [Refereed]
Brian A. Omondi, Brian A. Omondi, Hirotaka Okabe, Hirotaka Okabe, Yoshiki Hidaka, Yoshiki Hidaka, Kazuhiro Hara, Kazuhiro Hara
Reactive and Functional Polymers   130 90-97   Sep 2018   [Refereed]
© 2018 Elsevier B.V. Synthesis of hydrogel adsorbent for high selectivity and strong chelate removal of transition metals Cr, Cu and Ni was accomplished via sol-gel method using ligand monomers maleic acid and (2, 2′ ethylenedioxy) bis (ethylamine...
Brian A. Omondi, Brian A. Omondi, Hirotaka Okabe, Hirotaka Okabe, Yoshiki Hidaka, Yoshiki Hidaka, Kazuhiro Hara, Kazuhiro Hara
Polymers   10(6) 662   Jun 2018   [Refereed]
© 2018 by the authors. Macrocyclic functional hydrogels incorporating new poly cyclic active sites (1,4,7-trioxacycloundecane-8,11-dione) within their entire network, have been synthesized. Using the high-dilution coupling of the bi-functional mon...
Yamanaka Kazuma, Narumi Takayuki, Hashiguchi Megumi, Okabe Hirotaka, Hara Kazuhiro, Hidaka Yoshiki
Fluids   3(4) 99   Nov 2018   [Refereed]
Md Murshed Bhuyan, Hirotaka Okabe, Yoshiki Hidaka, Nirmal Chandra Dafader, Nazia Rahman, Kazuhiro Hara
Journal of Macromolecular Science, Part A: Pure and Applied Chemistry   55 369-376   Apr 2018   [Refereed]
© 2018 Taylor & Francis Group, LLC. The objective of the work is to synthesize pectin-N, N-Dimethylacrylamide (DMAA) hydrogel by gamma radiation without using any initiators and cross-linking agents. Effect of radiation doses on gel fraction and...
Brian A. Omondi, Brian A. Omondi, Hirotaka Okabe, Hirotaka Okabe, Yoshiki Hidaka, Yoshiki Hidaka, Kazuhiro Hara, Kazuhiro Hara
Reactive and Functional Polymers   125 11-19   Apr 2018   [Refereed]
© 2018 Elsevier B.V. We present a method of synthesizing macrocyclic hydrogel systems using sol-gel polymerization and for high selectivity adsorption works. The hydrogel was fabricated using maleic acid and ethylene diamine ligand and characteriz...
Md Murshed Bhuyan, Hirotaka Okabe, Yoshiki Hidaka, Kazuhiro Hara
Journal of Applied Polymer Science   135(8) 45906   Feb 2018   [Refereed]
© 2017 Wiley Periodicals, Inc. Pectin-[(3-acrylamidopropyl) trimethylammonium chloride-co-acrylic acid] hydrogel has been prepared from the aqueous blend solution of pectin, (3-acrylamidopropyl) trimethylammonium chloride (APTAC), and acrylic acid...
Kazuya Maeda, Takayuki Narumi, Rinto Anugraha, Hirotaka Okabe, Kazuhiro Hara, Yoshiki Hidaka
Journal of the Physical Society of Japan   87    Jan 2018
© 2018 The Physical Society of Japan. Diffusion resulting from turbulence corresponding to dynamic scattering mode 1 (DSM1) of electroconvection was studied in experiments on homeotropically aligned systems of nematic liquid crystals. In such syst...
Bhuyan M.M, Okabe H, Hidaka Y, Dafader N.C, Rahman N, Hara K.
Journal of Macromolecular Science, Part A: Pure and Applied Chemistry   55(4) 369-376   2018   [Refereed]
Thu Hong Tran, Thu Hong Tran, Hirotaka Okabe, Yoshiki Hidaka, Kazuhiro Hara
Carbohydrate Polymers   157 335-343   Feb 2017   [Refereed]
© 2016 Sodium Carboxymethyl Cellulose (CMC[sbnd]Na)/Sodium Styrene Sulfonate (SSS) hydrogels with grafted and crosslinked polymeric networks were prepared by γ-radiation at atmosphere condition. The obtained hydrogels were characterized by gel fra...
Takayuki Narumi, Yosuke Mikami, Tomoyuki Nagaya, Hirotaka Okabe, Kazuhiro Hara, Yoshiki Hidaka
Physical Review E   94    Oct 2016
© 2016 American Physical Society. Through experiments, we studied defect turbulence, a type of spatiotemporal chaos in planar systems of nematic liquid crystals, to clarify the chaotic advection of weak turbulence. In planar systems of large aspec...
Brian A. Omondi, Ronald Nguele, Hirotaka Okabe, Yoshiki Hidaka, Kazuhiro Hara
Journal of Environmental Chemical Engineering   4(3) 3385-3392   Sep 2016   [Refereed]
© 2016 Elsevier Ltd. This study introduces a method to alleviate against non-point source water pollution which typically comprises both organic and inorganic pollutants. We synthesized a hydrogel adsorbent customized for simultaneous adsorption (...
Kazuhiro Hara, Kazuhiro Hara, Seiya Fujiwara, Tetsumasa Fujii, Satoru Yoshioka, Yoshiki Hidaka, Yoshiki Hidaka, Hirotaka Okabe, Hirotaka Okabe
Progress in Nuclear Energy   92 228-233   Sep 2016   [Refereed]
© 2015 Elsevier Ltd Stable energy resource supply is an important subject from the perspective of national security. In this sense, recovering uranium from seawater is important and profitable for the countries of which the land is surrounded by s...
Bhuyan M.M, Dafader N.C, Hara K, Okabe H, Hidaka Y, Rahman M.M, Khan M.M.R, Rahman N.
International Journal of Polymer Science   2016    2016   [Refereed]
Iino M, Hidaka Y, Nugroho F, Anugraha R, Okabe H, Hara K.
Physical Review E - Statistical, Nonlinear, and Soft Matter Physics   92(1)    2015   [Refereed]
Kobayashi K, Okabe H, Kawano S, Hidaka Y, Hara K.
PLoS ONE   9(8)    2014   [Refereed]
Rahman N, Sato N, Sugiyama M, Hidaka Y, Okabe H, Hara K.
Journal of Environmental Science and Health - Part A Toxic/Hazardous Substances and Environmental Engineering   49(7) 798-806   2014   [Refereed]
Rahman N, Sato N, Sugiyama M, Hidaka Y, Okabe H, Hara K.
Polymer Journal   46(7) 412-421   2014   [Refereed]
Nazia Rahman, Nobuhiro Sato, Satoru Yoshioka, Masaaki Sugiyama, Hirotaka Okabe, Kazuhiro Hara
ISRN Polymer Science   2013 1   2013   [Refereed]
Okajima T, Hara K, Yamamoto M, Seki K.
International Journal of Polymer Analysis and Characterization   17(3) 218-226   2012   [Refereed]
Okajima T, Hara K, Tabata M, Setoyama H, Yoshimura D, Chikaura Y.
AIP Conference Proceedings   882 890-892   2007   [Refereed]
Hara K, Sueyoshi Y, Sugiyama M, Fukunaga T.
Ferroelectrics   348 166-169   2007   [Refereed]
Okajima T, Chikaura Y, Suzuki Y, Tabata M, Soejima Y, Hara K, Haruki R, Nagata K, Hiramatsu N, Kohno A, Takumi M, Setoyama H, Yoshimura D.
AIP Conference Proceedings   879 820-823   2007   [Refereed]
Hara K, Yoshigai M, Nishida T.
Ferroelectrics   348 161-165   2007   [Refereed]
Hara K, Tanigawa T, Yanagihara K, Yoshioka S, Sugiyama M, Fukunaga T.
KURRI Progress Report   183   2006   [Refereed]
Okajima T, Chikaura Y, Tabata M, Hashimoto H, Soejima Y, Hara K, Hiramatsu N.
Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms   238(1-4) 185-188   2005   [Refereed]
Development of Instrument for in situ Observation of SCF and Polymer Complex with KUR-SANS
KURRI Progress Report   Vol. 2003, pp. 1.03-1.03    2004
Physica B   Vol. 350, No. 1-3Suppl.1, pp. E967-E970    2004
Colloids and Surfaces B (Elsevier)   Vol. 38, No. 3-4, pp. 197-200    2004
Colloids and Surfaces B (Elsevier)   Vol. 38, No. 3-4, pp. 227-230    2004
Applied Physics A   Vol. 74, pp. S484-S486    2003
Applied Physics A   Vol. 74, pp. S421-S423    2003
The X-ray microscopy project at Saga SLS
Journal de Physique IV France   Vol. 104, pp. 63-66    2003
The Journal of Physical Chemistry   Vol. 107, No. 26, pp. 6300-6308    2003
Journal of the Physical Society of Japan   Vol. 72, No. 8, pp. 2110-2113    2003
Fluorescence Study on the Rapid Deswelling of Comb-type Poly(N-isopropylarylamide) Hydrogel
Transaction of the Materials Research Society of Japan   Vol. 28, No. 3, pp. 1021-1024    2003
Metal-Ion-Absorption of Environmentally Serviceable NIPA/SA gel―Nano-Structural Study on the Dehydrated Substance―
Transaction of the Materials Research Society of Japan   Vol. 28, No. 3, pp. 1017-1020    2003
Electrical Dehydration of Agar Gels
Transaction of the Materials Research Society of Japan   Vol. 28, No. 3, pp. 1009-1012    2003
The Concentration Dependence of Sodium Acrylate on the Phase Transition Behavior of Low Water Content NIPA/SA Gel
Transaction of the Materials Research Society of Japan   Vol. 28, No. 3, pp.977-980    2003
Sugiyama M, Hino M, Itoh K, Mon K, Hara K, Fukunaga T.
KURRI Progress Report   6   2003   [Refereed]
Journal of the Physical Society of Japan   Vol. 71, No. 4, pp. L1035-L1038    2002
Thermal Behavior of N-isopropylacrylamide Gel in Low Water Content
Transaction of the Materials Research Society of Japan   Vol. 27, No. 3, pp. 609-612    2002
Development of a Small-Angle Neutron Scattering Instrument and Its Application to Studies of Macromolecules
Reports on Progress in Polymer Physics in Japan   Vol. 43, pp. 753-770    2001
Dehydration of Hydrogels
Reports on Progress in Polymer Physics in Japan   Vol. 43, pp. 713-728    2001
Journal of Chemical Physics   Vol. 114, No. 15, pp. 6906-6912    2001
Effect of Moisture Absorption on Mechanical Properties of Dehydrated Gel
Transaction of the Materials Research Society of Japan   Vol. 26, No. 2, pp. 655-658    2001
Multiple Phase Behaviors of Polymer Gels
Transaction of the Materials Research Society of Japan   Vol. 26, No. 2, pp. 631-634    2001
Structural Investigation on Ovalbumin Solution
Transaction of the Materials Research Society of Japan   Vol. 26, No. 2, pp. 565-568    2001
Structural Change during Electroheating Denaturation Process of Egg White
Reports on Progress in Polymer Physics in Japan   42, 109-110    2000
Mesoscopic Structure Observation of Egg White Gel during Dehydration Process
Reports on Progress in Polymer Physics in Japan   Vol. 42, pp. 107-108    2000
Crossover from Capillary to Elastic Surface Waves around the Gelation Point of Tungstic Acid―Cepstrum Analysis―
Reports on Progress in Polymer Physics in Japan   Vol. 42, pp. 101-102    2000
Structural Change in Dehydrated Ionized NIPA Gel by Adding a Metal Ion
Reports on Progress in Polymer Physics in Japan   Reports on Progress in Polymer Physics in Japan    2000
Concentration dependence of structure in ovalbumin sol
Reports on Progress in Polymer Physics in Japan   Vol. 42, pp. 97-98    2000
Small Angle X-ray Scattering of Ionized Nipa Gel by Using X-ray Anomalous Dispersion Effect
Reports on Progress in Polymer Physics in Japan   Vol. 42, pp. 95-96    2000
Inhomogeneity in Dehydrated NIPA/SA Gel
Statistical Physics (ed. by Michio Tokuyama and H. Eugene Stanley, AIP, 2000)   pp. 167-169    2000
Japanese Journal of Applied Physics   Vol. 39 (Part 1), No. 5B, pp. 2952-2953    2000
Japanese Journal of Applied Physics   Vol. 39 (Part 1), No. 5B, pp. 2913-2915    2000
Characterization of the Hydrophilic Clusters in Dehydrated Ionized NIPA Gel
Transaction of the Materials Research Society of Japan   Vol. 25, No. 3, pp. 747-750    2000
Temperature Dependence of Low-Frequency Relaxation of Dehydrated Gel
Transaction of the Materials Research Society of Japan   Vol. 25, No. 3, pp. 739-742    2000
Physical Review Letters   Vol. 85, No. 23, pp. 5000-5003    2000
Hara K, Nakamura A, Hiramatsu N, Matsumoto A.
Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers   39(5 B) 2913-2915   2000   [Refereed]
New Additives Enhancing the Photochromism of Tungstic Acid
Reports on Progress in Polymer Physics in Japan   41, 513-516    1999
The Correlation of Viscoelasticity and Surface Wave Mode during the Gelation Process
Reports on Progress in Polymer Physics in Japan   41, 443-444    1999
Deutration Effect on SANS Profile of Microcrystalline Cellulose Suspension
Reports on Progress in Polymer Physics in Japan   41, 279-280    1999
Low Energy Excitation in Dehydrated Raw-Egg-White
Reports on Progress in Polymer Physics in Japan   41, 203-204    1999
Comparison between Raman Spectrum and Inelastic Neutron Scattering Profile of Dehydrated PAAm Gel
Reports on Progress in Polymer Physics in Japan   41, 199-200    1999
NAKAMURA A, HARA K, HIRAMATSU N, MATSUMOTO A
Physica B   263/264 327-329   1999
OKABE H, KUBOYAMA K, HARA K, KAI S
Physica B   263/264 73-76   1999
Surface Waves and Viscoelastic Properties of Gels
Transaction of the Materials Research Society of Japan   24(4) 575-578   1999
Property Change in Some Synthesized Gels by Dehydration
Transaction of the Materials Research Society of Japan   24(4) 571-574   1999
Dynamical Property and Molding Processability of the Dehydrated Heat-Treated Gel
Transaction of the Materials Research Society of Japan   24(4) 561-562   1999
SUGIYAMA M, KUWAJIMA S, SOEJIMA Y, NAKAMURA A, HIRAMATSU N, KIKUKAWA T, SUZUKI A, HARA K
Japanese Journal of Applied Physics   38(12A) L1360-L1362   1999
Transition Features in the Dehydration of Polymer Gels
Journal of the Korean Physical Society   35, S1387-S1391    1999
Viscoelastic Stiffness Measurement of Dehydrated Heat-Treated Egg-White Gel with Increasing Temperature
Reports on Progress in Polymer Physics in Japan   41, 201-202    1999
Dehydrogenation Mechanism by Photocatalysis of Tungstic Acid with a Water-Soluble Organic Material
Reports on Progress in Polymer Physics in Japan   40, 455-458    1998
Drawing of Dehydrated Egg White gel
Reports on Progress in Polymer Physics in Japan   40, 223-224    1998
The Change of Surface Wave Property near the Gelation Point of Tungstic Acid
Reports on Progress in Polymer Physics in Japan   40, 219-222    1998
Observation of a Sol-Gel transition on k-Carrageenan using SANS method
Reports on Progress in Polymer Physics in Japan   40, 217-218    1998
Change in Raman Spectrum of Dried PAAm Gel with Elevating Temperature
Reports on Progress in Polymer Physics in Japan   40, 215-216    1998
NAKAMARU A, HARA K, HIRAMATSU N
Japanese Journal of Applied Physics   37(2A) L143-L144   1998
Masaaki Sugiyama, Kazuhiro Hara, Nobuyasu Hiramatsu, Hideki Iijima
Japanese Journal of Applied Physics   37(4A) L404-L405   1998
OKABE H, KUBOYAMA K, HARA K, KAI S
Japanese Journal of Applied Physics   37(5B) 2815-2817   1998
Structural Change of k-Carrageenan Gel near Sol-gel Transition Point
Physica B   (241-243) 999-1001   1998
Low Energy Excitation in Dehydrated Gel
Physica B   (241-243) 982-983   1998
NAKAMURA A, HARA K, MATSUMOTO A, HIRAMATSU N
Japanese Journal of Applied Physics   37(9A) 4931-4932   1998
Nakamura A, Hara K, Hiramatsu N.
Japanese Journal of Applied Physics, Part 2: Letters   37(2 PART A)    1998   [Refereed]
Raman Scattering Anomaly of Dehydrated Egg-White Gel
Reports on Progress in Polymer Physics in Japan   39, 695-696    1997
Elastic Modulus of Dehydrated Egg-White Gel
Reports on Progress in Polymer Physics in Japan   39, 693-694    1997
Observation of Mesoscopic Structure by Ultra-Small Angle X-ray Scattering
Reports on Progress in Polymer Physics in Japan   39, 691-692    1997
Time-Resolved Small-Angle X-Ray Scattering Observation during Crystallization Process of Egg White Glass
Reports on Progress in Polymer Physics in Japan   39, 679-682    1997
Relaxation Time Measurement by Dynamic Light Scattering Method during Thermosetting Process of Epoxy Resin
Reports on Progress in Polymer Physics in Japan   39, 513-514    1997
HARA K, NAKAMURA A, HIRAMATSU N
Japanese Journal of Applied Physics   36(9A/B) L1182-L1184   1997

Misc

 
Change in the Dehydrated-Gel SAXS-Profile with Additives
Photon Factory Activity Report   Vol. 21 (Part B), pp. 138-138    2004
Anisotropic Structure and Its Structrual Relaxation of dehydrated N-isopropylacrylamide/sodium acrylate Copolymer Gel
Photon Factory Activity Report   Vol. 21 (Part B), pp. 156-156    2004
Structural change of dehydrated agarose gel by penetration of trehalose
Photon Factory Activity Report   Vol. 20 (Part B), pp. 184-184    2003
Temperature Dependence of Mesoscopic Structure on NIPA/SA Gel with Low Water Content
KURRI Progress Report   Vol. 2002, pp. 1.04-1.04    2003
Structural study of NIPA/SA gel with low water content
Photon Factory Activity Report   Vol. 19 (Part B), pp. 166-166    2003
Nano-Structural Studies of Gel in Super Critical Fluid I―Itrumental Developments―
Transaction of the Materials Research Society of Japan   Vol. 28, No. 3, pp. 1013-1016    2003
SANS Study of Mesoscopic Structure on ETFE+pE Blend
KURRI Progress Report   Vol. 2001, pp. 1.02-1.02    2002
Effect of ions on structure of dehydrated NIPA/SA gel
Photon Factory Activity Report   Vol. 18 (Part B), pp. 166-166    2001
SANS Study of Mesoscopic Structure on Ovalbumin Solution
KURRI Progress Report   Vol. 2000, pp. 1.01-1.01    2001
Strucrural Investigation on Aqueous Suspension of Microcrystalline Cellulose
Transaction of the Materials Research Society of Japan   Vol. 25, No. 3, pp. 743-746    2000
Comparison between 1 Crystal and 2 Crystal USAXS Methods on Obsetvation of Mezoscopic Structures in Bio-related Polymeric Materials
Reports on Progress in Polymer Physics in Japan   40, 669-670    1998
2D Optical Chacterization of the Gelation Process of Tungstic Acid
Reports on Progress in Polymer Physics in Japan   35, 477-480    1992

Books etc

 
Coexistence of Capillary and Elastic Surface Waves at the Gelation Point of Tungstic Acid
Statistical Physics (ed. by Michio Tokuyama and H. Eugene Stanley, AIP, 2000)   2000   
Structural Study of Microcrystalline Cellulose in Aqueous Suspension
Statistical Physics (ed. by Michio Tokuyama and H. Eugene Stanley, AIP, 2000)   2000   
Characterizations of dehydrated polyacrylamide gel and its formation process
Hydrocolloids (Part 1, Ed. by Katsuyoshi Nishinari, Elsevier, 2000) (Part 1)   2000   
Viscoelastic behavior of tungstic acid gel during the gelation process
Hydrocolloids (Part 1, Ed. by Katsuyoshi Nishinari, Elsevier, 2000) (Part 1)   2000   
SANS studies of aqueous suspension of microcrystalline cellulose
Hydrocolloids (Part 1, Ed. by Katsuyoshi Nishinari, Elsevier, 2000) (Part 1)   2000   

Research Grants & Projects

 
Structure and Functionality of Gels