Designed functions of oxides/hydroxide nanosheets by elemental replacement/doping
Kanji Saito, Masashi Morita, Tomohiko Okada, Rattanawadee Wijitwongwan, Makoto Ogawa
Chem. Soc. Rev., 53, 10523-10574, 2024年10月, 査読有り
Nanoarchitectonics of a cation-exchangeable layered Mg-silicate and its direct crystallization on synthetic fluorophlogopite particles
Tomohiko Okada,* Yuto Sendai, Tomohiko Yamakami, Mai Sueyoshi, Ryuichi Seike
Adv. Powder Technol., 35, 104583, 2024年09月, 査読有り
筆頭著者, 責任著者
Oxidative Alcohol Dehydrogenation with Small Size of Cobalt Oxide Catalyst Derived from Activated Al2O3-supported Co2+-Al3+ Layered Double Hydroxide
Febi Yusniyanti, Takayoshi Hara, Tomohiko Okada, Takuya Fujimura, Ryo Sasai, Chikako Moriyoshi, Shogo Kawaguchi, Nobuyuki Ichikuini
J. Ion Exchange, 35, 50-56, 2024年05月, 査読有り
Formation of moth-eye-like structures on silicon through in situ crystallization of layered Mg silicate
Yuki Nakauchi, Hikari Minamisawa, Tomohiko Okada*
Dalton Trans., 53, 2558-2564, 2024年01月, 査読有り
最終著者, 責任著者
Spherical silica particles coated with lamellar nanocomposites based on a hydrophobic functionalized phyllosilicate
Tomohiko Okada*, Natsuki Taguchi, Sakura Shimomura
Colloid Surf. A, 676, 132135, 2023年07月, 査読有り
筆頭著者, 責任著者
Acceleration of the dehydrogenation of D-glucose to 2-keto-D-gluconate in aqueous amino acid via hydrated stacked clay nanosheets
Katsunori Nakase, Shunta Ichihara, Jumpei Matsumoto, Sangho Koh, Masahiro Mizuno, Tomohiko Okada*
Langmuir (selected as Supplementary Cover), 38, 6076-6085, 2022年05月, 査読有り
最終著者, 責任著者
Important roles of water clusters confined in a nanospace as revealed by a synchrotron X-ray diffraction study
Tomohiko Okada,* Kana Izumi, Shogo Kawaguchi, Chikako Moriyoshi, Takuya Fujimura, Ryo Sasai, Makoto Ogawa
LANGMUIR, 37, 10469-10480, 2021年08月, 査読有り
筆頭著者, 責任著者
Monodisperse Clay Microballs for Tuning the Psuedogaps by Adsorption in Amorphous Photonic Structures
Tomohiko Okada,*, Sho Hosoyamada, Chisato Takada, Chiharu Ohta
CHEMPHOTOCHEM, 5, 32-35, 2021年, 査読有り
最終著者, 責任著者
Unimodal sized silica nanocapsules produced through water-in-oil emulsions prepared by sequential irradiation of kilo- and submega-hertz ultrasounds
Takahiro Nemoto, Toshio Sakai, Tomohiko Okada*
RSC Adv., 11, 22921-22928, 2021年, 査読有り
最終著者, 責任著者
Na テニオライトからのプロトンテニオライトの調製およびそのイオン伝導
毛見隼之介, 山口朋浩, 岡田友彦, 樽田誠一
粘土科学, 59(3), 60-69, 2020年12月, 査読有り
Ge置換Na-テニオライトのイオン伝導に与えるditrigonal holeの大きさとNa+イオンの位置の影響
毛見 隼之介, 山口 朋浩, 岡田 友彦, 樽田 誠一
粘土科学, 59, 18-27, 2020年, 査読有り
Electronic Interactions between A Quaternary Pyridyl-β-diketonate and Anionic Clay Nanosheets Facilitates Intense Photoluminescence.
Tomohiko Okada,* Yoko Miyamoto, Haruka Kurihara, Yoshifumi Mochiduki, Shiho Katsumi, Fuyuki Ito
Photochem. Photobiol. Sci. (selected as Front Cover), 19, 1280-1288, 2020年, 査読有り
筆頭著者, 責任著者
A useful method for thorough dehydrochlorination of Poly(vinylidene chloride-co-vinyl chloride) using Zinc(II) oxide
Tomohiiko Okada*, Satoru Sutoh, Kotaro Sejima, Hiroki Tomohara, Shozi Mishima
Polym. Degrad. Stab., 171, 109040, 2020年, 査読有り
筆頭著者, 責任著者
Hydrated silicate layer formation on mica-type crystals
Misa Sugiura, Mai Sueyoshi, Ryuichi Seike, Takayoshi Hayashi, Tomohiko Okada*
LANGMUIR, 36, 4933-4941, 2020年, 査読有り
最終著者, 責任著者
Influence of negative charge distribution and locations of Na+ ions on ionic conductivity of Na-mica
Junnosuke Kemi, Tomohiro Yamaguchi, Tomohiko Okada, Seiichi Taruta
Clay Science, 23, 31-39, 2019年
Pore shape-reflecting morphosynthesis of lithium niobium oxide via mixed chloride flux growth in the presence of mesoporous silica.
Minoru Sohmiya, Shinya Umehara, Shinpei Enomoto, Yusuke Ide, Tomohiko Okada, Yoshiyuki Sugahara, Makoto Ogawa
Nanoscale Adv., 1, 1726-1730, 2019年, 査読有り
A Study of Stereoselective Adsorption in Smectites Using Thin-Layer Chromatography
Kazuki Tajima, Tomohiko Okada,*
Appl. Clay Sci., 70, 13-20, 2019年, 査読有り
最終著者, 責任著者
Functional groups of organochlorosilanes influenced microporous structure in organosiloxane microcapsules synthesized using a water-in-oil emulsion template
Tomohiko Okada*, Takayuki Aizawa
Bull. Chem. Soc. Jpn., 92(5), 912-917, 2019年, 査読有り
筆頭著者, 責任著者
Direct Crystallization of Layered Silicates on the Surface of Amorphous Silica
Tomohiko Okada*
Chem. Rec., 18, 829-839, 2018年, 査読有り
筆頭著者, 責任著者
Effect of particle size and local disorder on specific surface area of layered double hydroxides upon calcination-reconstruction.
Bo-Kyung Kim, Gyeong-Hyeon Gwak, Tomohiko Okada,* Jae-Min Oh*
J. Solid State Chem., 263, 60-64, 2018年, 査読有り
責任著者
Crystal Growth of Layered Silicate Grafted with Organic Groups on Monodisperse Spherical Silica Particles.
Masahiro Yamauchi, Tomohiko Okada*
Clays Clay Miner., 66(2), 104-113, 2018年, 査読有り
最終著者, 責任著者
Variation in thickness of a layered silicate on spherical silica particles affected HPLC chiral chromatographic resolution.
Tomohiko Okada*, Mutsuki Oguri, Kazuki Tajima, Tomohiko Yamakami, Hisako Sato
Appl. Clay Sci., 163, 72-80, 2018年, 査読有り
筆頭著者, 責任著者
Uniform-sized Silica Nanocapsules Produced by Addition of Salts to a W/O Emulsion Template
Tomohiko Okada,* Takashi Koide
LANGMUIR, 34, 9500-9506, 2018年, 査読有り
筆頭著者, 責任著者
ケイ酸塩ナノシートの光機能材料応用
岡田友彦
光化学, 48(1), 24-27, 2017年, 査読有り
筆頭著者, 責任著者
シリカゲル表面における層状ケイ酸塩の結晶成長
岡田友彦
ゼオライト, 34(3), 86-97, 2017年, 査読有り
筆頭著者, 責任著者
Photoinduced structural changes of cationic azo dyes confined in two dimensional nanospace by two different mechanisms
Tomohiko Okada, Nozomi Nozaki, Jangwon Seo, Ji Eon Kwon, Soo Young Park, Hideo Hashizume, Takayoshi Sasaki, Makoto Ogawa
RSC Adv., 7, 8077-8081, 2017年, 査読有り
筆頭著者
Kinetics of Interlayer Expansion of a Layered Silicate Driven by Caffeine Intercalation in the Water Phase Using Transmission X–ray Diffraction
Tomohiko Okada*, Takumi Yoshida, Taku Iiyama*
J. Phys. Chem. B, 121, 6919-6925, 2017年, 査読有り
筆頭著者, 責任著者
Photoluminescence by Intercalation of a Fluorescent β-Diketone Dye into a Layered Silicate
Mutsumi Hirose, Fuyuki Ito, Tetsuya Shimada, Shinsuke Takagi, Ryo Sasai, Tomohiko Okada*
LANGMUIR, 33, 13515-13521, 2017年, 査読有り
最終著者, 責任著者
An Inorganic Anionic Polymer Filter Disc: Direct Crystallization of a Layered Silicate Nanosheet on a Glass Fiber Filter
Tomohiko Okada*, Kei Shimizu, Tomohiko Yamakami
RSC Adv., 6, 26130-26136, 2016年, 査読有り
筆頭著者, 責任著者
Application of Hectorite-Coated Silica Gel Particles as a Packing Material for Chromatographic Resolution
Tomohiko Okada,* Aisaku Kumasaki, Kei Shimizu, Akihiko Yamagishi, Hisako Sato
J. Chromatogr. Sci., 54, 1238-1243, 2016年, 査読有り
筆頭著者, 責任著者
Water-Floatable Organosilica Particles for TiO2 Photocatalysis
Yusuke Maki, Yusuke Ide, Tomohiko Okada*
Chem. Eng. J., 299, 367-372, 2016年, 査読有り
最終著者, 責任著者
Effects of fluoride and urea on the crystal growth of a hectorite-like layered silicate on a silica surface
Tomohiko Okada*, Hanae Kobari, Tetsuji Haeiwa
Appl. Clay Sci., 132-133, 320-325, 2016年, 査読有り
筆頭著者, 責任著者
Photochromic intercalation compounds
Tomohiko Okada, Minoru Sohmiya, Makoto Ogawa
Struct. Bond., 166, 177-211, 2015年, 査読有り
筆頭著者
Concentration of 2-Phenylphenol by Organoclays from Aqueous Sucrose Solution
Yoko Seki, Yusuke Ide, Tomohiko Okada, Makoto Ogawa
Appl. Clay Sci., 109-110, 64-67, 2015年
Organoclays in water cause expansion that facilitates caffeine adsorption
Tomohiko Okada*, Junpei Oguchi, Kenichiro Yamamoto, Takashi Shiono, Masahiro Fujita., Taku Iiyama
LANGMUIR, 31, 180-187, 2015年, 査読有り
筆頭著者, 責任著者
Preparation of Porous Thin-film Polymethylsiloxane Microparticles in a W/O Emulsion System.
Shozi Mishima, Tomohiko Okada, Toshio Sakai, Ryotaro Kiyono, Tetsuji Haeiwa
Polym. J., 47, 449-455, 2015年
Crystal growth of a hectorite-like layered silicate on monodisperse spherical silica particles with different diameters
Tomohiko Okada*, Asuka Suzuki
Clay Sci., 19, 45-51, 2015年, 査読有り
筆頭著者, 責任著者
In situ crystallization of Al-containing silicate nanosheets on monodisperse amorphous silica microspheres
Tomohiko Okada*, Mai Sueyoshi, Hikari M. Minamisawa
LANGMUIR, 31, 13842-13849, 2015年, 査読有り
筆頭著者, 責任著者
Crystal architectures of a layered silicate on monodisperse spherical silica particles cause the topochemical expansion of the core-shell particles
Tomohiko Okada*, Asuka Suzuki, Shiho Yoshido, Hikari, M. Minamisawa
Microporous Mesoporous Mater., 215, 168-174, 2015年, 査読有り
筆頭著者, 責任著者
層状粘土鉱物への有機化合物のインターカレーション
岡田友彦
オレオサイエンス, 14, 189-196, 2014年
筆頭著者, 責任著者
Designed Nanostructures of Clay for Controlled Adsorption of Organic Compounds
Tomohiko Okada, Yoko Seki, Makoto Ogawa
J. Nanosci. Nanotech., 14, 2121-2134, 2014年, 査読有り
筆頭著者
Encapsulation of a Polyoxometalate into an Organosilica Microcapsule for Highly Active Solid Acid Catalysis
Tomohiko Okada*, Kazuyoshi Miyamoto, Toshio Sakai, Shozi Mishima
ACS Catal., 4, 73-78, 2014年, 査読有り
筆頭著者, 責任著者
Magnetic rattle-type core-shell particles containing iron compounds with acid-tolerance by dense silica.
Tomohiko Okada*, Shoya Ozono, Masami Okamoto, Yohei Takeda, Hikari M. Minamisawa, Tetsuji Haeiwa, Toshio Sakai, Shozi Mishima
Ind. Eng. Chem. Res., 53, 8759-8765, 2014年, 査読有り
筆頭著者, 責任著者
Chemically Stable Magnetic Nanoparticles for Metal Adsorption and Solid Acid Catalysis in Aqueous Media.
Tomohiko Okada*, Yohei Takeda, Nodoka Watanabe, Tetsuji Haeiwa, Toshio Sakai, Shozi Mishima
J. Mater. Chem. A, 2(16), 5751-5758, 2014年, 査読有り
筆頭著者, 責任著者
Layered Clay Aerogels by A Freeze-Drying Process for A Platinum-Supported Catalyst.
Tomohiko Okada*, Taku Kato, Takeharu Yamaguchi, Toshio Sakai, Shozi Mishima
Ind. Eng. Chem. Res., 52, 12018-12024, 2013年, 査読有り
筆頭著者, 責任著者
Block Copolymer-mediated Synthesis of Gold Nanoparticles in Aqueous Solutions: Segment Effect on Gold Ion Reduction, Stabilization and Particle Morphology
Sakai, T., Horiuchi, Y., Alexandridis, P., Okada, T., Mishima S.
J. Colloid Interface Sci., 394, 124-131, 2013年
Titania/CnTAB Nanoskeleton as Adsorbent and Photocatalyst for Removal of Alkylphenols Dissolved in Water
Sakai, T., Da Loves, A., Okada, T., Mishima S.
J. Hazard. Mater., 248-249, 487-495, 2013年
Magnetic and electronic properties of bimagnetic materials comprising cobalt particles within hollow silica decorated with magnetite nanoparticles.
Tomohiko Okada*, Y. González-Alfaro, A. Espinosa, Nodoka Watanabe, Tetsuji Haeiwa, Makoto Sonehara, Shozi Mishima, Toshiro Sato, A. Muñoz-Noval, Pilar Aranda, M. Garcia-Hernández, Eduardo Ruiz-Hitzky*
J. Appl. Phys., 114(12), 124304, 2013年, 査読有り
筆頭著者, 責任著者
Organic-inorganic hybrids based on ultrathin oxide layers -Designed nanostructures for molecular recognition.
Tomohiko Okada, Yusuke Ide, Makoto Ogawa
Chem. Asian J.,, 7, 1980-1992, 2012年, 査読有り
筆頭著者
Swellable Microsphere of a Layered Silicate Produced by Using Monodispersed Silica Particles
Tomohiko Okada*, Shiho Yoshido, Hikari Miura, Tomohiko Yamakami, Toshio Sakai, Shozi Mishima
J. Phys. Chem. C, 116, 21864-21869, 2012年, 査読有り
筆頭著者, 責任著者
Characteristics and mechanism of low temperature dehydrochlorination of poly(vinyl chloride) in the presence of zinc(II) oxide
Takashi Kosuda, Tomohiko Okada, Shogo Nozaka, Yukitaka Matsuzawa, Takuya Shimizu, Senji Hamanaka, Shozi Mishima
Polym. Degrad. Stab., 97, 584-591, 2012年, 査読有り
Multi-shaped gold nanoparticles synthesized using an amino-terminated poly(ethylene oxide)–poly(propylene oxide) block copolymer in aqueous solutions
Sakai, T. Ishigaki, M., Okada, T., Mishima, S.
Chem. Lett., 40, 501-502, 2011年, 査読有り
Fabrication of Acid-tolerant Magnetic Co@SiO2 Core-Shell Particles with Dense Silica Shell
Tomohiko Okada, Nodoka Watanabe, Toshio Sakai, Tetsuji Haeiwa, Shozi Mishima
Chem. Lett., 40, 106-107, 2011年, 査読有り
筆頭著者
Organo-smectite adsorbents; Designed nanostructures for smart adsorbents
Tomohiko Okada, Makoto Ogawa
Clay Sci., 15, 103-110, 2011年, 査読有り
筆頭著者
Vesicle formation in mixture of a PEO-PPO-PEO block copolymer (Pluronic P123) and a nonionic surfactant (Span 65) in water.
Sakai, T. Kurosawa, H., Okada, T., Mishima, S.
Colloid Surf. A, 389, 82-89, 2011年, 査読有り
A Facile Route of Gold Nanoparticle Synthesis and Surface Modification Using Amino-Terminated Poly(ethylene oxide)-Poly(propylene oxide) Block Copolymers
Sakai, T. Ishigaki, M., Okada, T., Mishima, S.
J. Nanosci. Nanotech., 10, 919-926, 2010年, 査読有り
Nanospace engineering inthe interlayer space of hectorite-like layered silicates with varied layer charge density for the adsorbents design
Tomohiko Okada, Takayuki Matsutomo, Makoto Ogawa
J. Phys. Chem. C, 114, 539-545, 2010年, 査読有り
筆頭著者
Adsorption of 4-nonylphenol on 1,1’-dioctyl-4,4’-bipyridinium-smectite intercalation compounds from aqueous solution
Tomohiko Okada, Makoto Ogawa
Clay Sci., 14, 191-196, 2010年, 査読有り
筆頭著者
チタニア/界面活性剤ナノスケルトンによる水中溶存アルキルフェノールの吸着
酒井俊郎, Albar Da Loves, 岡田友彦, 三島彰司, 柴田裕史, 遠藤健司, 酒井秀樹, 阿部正彦
J. Flux Growth, 4, 48-53, 2009年, 査読有り
One-pot Synthesis of Inorganic-Organic Hollow Microsphere Solid-Acid Catalysts in a W/O Microemulsion System
Tomohiko Okada, Shozi Mishima, Shingo Yoshihara.
Chem. Lett., 39, 32-33, 2009年, 査読有り
筆頭著者
Preparation of iron containing hectorite-like swelling silicate
Makoto Ogawa, Takayuki Matsutomo, Tomohiko Okada
Bull. Chem. Soc. Jpn., 82, 408-412, 2009年, 査読有り
Preparation of quaternary diammonium-montmorillonites and their vapor adsorption properties
Yoko Seki, Tomohiko Okada, Makoto Ogawa
Microporous Mesoporous Mater., 129, 30-35, 2009年, 査読有り
Adsorption of tetrakis(p-sulfonatophenyl)porphyrin on kaolinite.
Yusuke Tanaka, Tomohiko Okada, Makoto Ogawa
J. Porous Mater., 16(6), 623-629, 2009年, 査読有り
The effect of the molecular structure of a cationic azo dye on the photoinduced intercalation of phenol in a montmorillonite
Tomohiko Okada, Hideki Sakai, Makoto Ogawa
Appl. Clay Sci., 40, 187-192, 2008年, 査読有り
筆頭著者
Preparation of hectorite-like swelling silicate with controlled layer charge density.
Makoto Ogawa, Takayuki Matsutomo, Tomohiko Okada
J. Ceram .Soc. Jpn., 116, 1309-1313, 2008年, 査読有り
Luminescence quenching of tris(2,2’-bipyridine)ruthenium(II) in the interlayer space of saponite by sulfur dioxide
Tomohiko Okada, Takahiro Konno, Makoto Ogawa
Clay Sci., 14, 43-48, 2008年, 査読有り
筆頭著者
Adsorption of europium ion on smectites and fluor-tetrasilicic mica
Tomohiko Okada, Yusuke Ehara, Makoto Ogawa
Clays Clay Miner., 55, 348-353, 2007年, 査読有り
筆頭著者
Preparation and properties of trans-2-butene-1,4-bis(triphenylphosphonium)-saponite
Yusuke Tanaka, Tomohiko Okada, Makoto Ogawa
J. Porous Mater., 13, 157-161, 2006年, 査読有り
Adsorption and possible luminescence detection of 4-nonylphenol by Eu3+-smectites
Tomohiko Okada, Yusuke Ehara, Makoto Ogawa
Chem. Lett., 35, 638-639, 2006年, 査読有り
筆頭著者
芳香環を含む陽イオンで交換したスメクタイトの吸着特性
岡田友彦・小川誠
粘土科学, 45, 19-30, 2005年, 査読有り
筆頭著者
Tris(2,2’-bipyridine)ruthenium(II)-clays as adsorbents for phenol and chlorinated phenols from aqueous solution
Tomohiko Okada, Takao Morita, Makoto Ogawa
Appl. Clay Sci., 29, 45-53, 2005年, 査読有り
筆頭著者
Photoregulation of adsorption behavior of phenol for azobenzene-clay intercalation compounds
Tomohiko Okada, Yusuke Watanabe, Makoto Ogawa
J. Mater. Chem., 15, 987-992, 2005年, 査読有り
筆頭著者
p-Phenylenediammonium-smectites as adsorbents with colorimetric detection ability for phenols in water
Tomohiko Okada, Makoto Ogawa
Bull. Chem. Soc. Jpn., 77, 1165-1170, 2004年, 査読有り
筆頭著者
Photocontrol of the adsorption behavior of phenol for azobenzene-montmorillonite intercalation compound
Tomohiko Okada, Yusuke Watanabe, Makoto Ogawa
Chem. Commun., 320-321, 2004年, 査読有り
筆頭著者
Adsorption behavior of phenol for mono, bis and tris(2,2’-bipyridine)nickel(II)- and tris(ethylenediamine)nickel(II)-saponite intercalation compounds from aqueous solution
Tomohiko Okada, Takao Morita, Makoto Ogawa
Clay Sci., 12, 277-284, 2004年, 査読有り
筆頭著者
1,1’-Dimethyl-4,4-bipyridinium-smectites as a novel adsorbent of phenols from water through charge-transfer interactions
Tomohiko Okada, Makoto Ogawa
Chem. Commun., 1378-1379, 2003年, 査読有り
筆頭著者
Adsorption of phenols onto 1,1’-dimethyl-4,4’-bipyridinium-smectites.
Tomohiko Okada, Makoto Ogawa
Chem. Lett., 31, 812-813, 2002年, 査読有り
筆頭著者