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Browsing 物質創成科学領域 / Division of Materials Science by Submit Date

Browsing 物質創成科学領域 / Division of Materials Science by Submit Date

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  • Fabrication of Hollow Structures in Photodegradable Hydrogels Using a Multi-Photon Excitation Process for Blood Vessel Tissue Engineering 
    Watanabe, Uran; Sugiura, Shinji; Kakehata, Masayuki; Yanagawa, Fumiki; Takagi, Toshiyuki; Sumaru, Kimio; Satoh, Taku; Tamura, Masato; Hosokawa, Yoichiroh; Torizuka, Kenji; Kanamori, Toshiyuki (MDPI, 2020-07-13)
    Engineered blood vessels generally recapitulate vascular function in vitro and can be utilized in drug discovery as a novel microphysiological system. Recently, various methods to fabricate vascular models in hydrogels ...
  • Creation and Evaluation of Atomically Ordered Side- and Facet-Surface Structures of Three-Dimensional Silicon Nano-Architectures 
    Hattori, Azusa N.; Hattori, Ken (IntechOpen, 2020-06-23)
    The realization of three-dimensional (3D)-architected nanostructures, that is, the transformation from novel two-dimensional (2D) film-based devices to 3D complex nanodevices, is of crucial importance with the progress of ...
  • Monitoring Neural Activities in the VTA in Response to Nicotine Intake Using a Novel Implantable Microimaging Device 
    Sunaga, Yoshinori; Ohta, Yasumi; Akay, Yasemin M; Ohta, Jun; Akay, Metin (IEEE, 2020-04-06)
    Measurements of the deep brain area of rodents has been one of the most important methods to study deep brain activities, in part due to limited access of this region. In order to address this problem, we have designed and ...
  • Local Structure of the Impurity Site in Nd:LaF3 by X‐Ray Fluorescence Holography 
    Stellhorn, Jens Rüdiger; Hosokawa, Shinya; Happo, Naohisa; Hayashi, Kouichi; Matsushita, Tomohiro; Kawaguchi, Noriaki; Yanagida, Takayuki (Wiley, 2020-07-21)
    The local structure around the dopant atom in Nd(8 mol%):LaF3 single‐crystal scintillator is analyzed by X‐ray fluorescence holography experiments in combination with a sparse modeling algorithm. The average local environment ...
  • Synthesis and Morphological Control of Organic Semiconducting Materials Using the Precursor Approach 
    Yamada, Hiroko; Hayashi, Hironobu; Aratani, Naoki (Chemical Society of Japan, 2020-10-02)
    Pristine π-extended aromatic compounds are attractive as organic functional materials including organic semiconductors, but are difficult to synthesize in pure form because of their low solubility in common organic solvents. ...
  • Photoinjection of fluorescent nanoparticles into intact plant cells using femtosecond laser amplifier 
    Rukmana, Taufiq Indra; Moran, Gabriela; Méallet-Renault, Rachel; Clavier, Gilles; Kunieda, Tadashi; Ohtani, Misato; Demura, Taku; Yasukuni, Ryohei; Hosokawa, Yoichiroh (2020-06-15)
    The introduction of nanoparticles to intact plant cells is promising as a transporting technique of a wide range of functional molecules. Among various molecular delivery methods, femtosecond laser photoinjection possesses ...
  • Dynamic Ring Exploration with (H,S) View 
    Gotoh, Tsuyoshi; Sudo, Yuichi; Ooshita, Fukuhito; Masuzawa, Toshimitsu (MDPI, 2020-06-12)
    The researches about a mobile entity (called agent) on dynamic networks have attracted a lot of attention in recent years. Exploration which requires an agent to visit all the nodes in the network is one of the most ...
  • Impact of Enantiomeric Ligand Composition on the Photophysical Properties of Chiral Ag29 Nanoclusters 
    Yoshida, Hiroto; Kumar, Jatish; Ehara, Masahiro; Okajima, Yasuo; Asanoma, Fumio; Kawai, Tsuyoshi; Nakashima, Takuya (The Chemical Society of Japan, 2020-04-14)
    Chiral surface ligands have often been employed to impart optical activity to metal nanoclusters, metal nanoparticles and semiconductor nanocrystals. They are considered to form a chiral structure to a certain degree whereas ...
  • Enantioseparation and chiral induction in Ag29 nanoclusters with intrinsic chirality† 
    Yoshida, Hiroto; Ehara, Masahiro; Priyakumar, U. Deva; Kawai, Tsuyoshi; Nakashima, Takuya (Royal Society of Chemistry, 2020-01-20)
    The optical activity of a metal nanocluster (NC) is induced either by an asymmetric arrangement of constituents or by a dissymmetric field of a chiral ligand layer. Herein, we unveil the origin of chirality in Ag29 NCs, ...
  • Thin glass micro-dome structure based microlens fabricated by accurate thermal expansion of microcavities 
    Aishan, Yusufu; Yalikun, Yaxiaer; Amaya, Satoshi; Shen, Yigang; Tanaka, Yo (American Institute of Physics, 2019-12-26)
    We present an efficient fabrication technique for a glass microdome structure (GMDS) based on the microthermal expansion principle, by inflating the microcavities confined between two thin glass slides. This technique ...
  • Phytochemical Composition and Evaluation of Marine Algal Sargassum polycystum for Antioxidant Activity and In Vitro Cytotoxicity on Hela Cells 
    Arsianti, Ade; Bahtiar, Anton; Wangsaputra, Vincent Kharisma; Azizah, Norma Nur; Fachri, Wilzar; Nadapdap, Lince Dameria; Fajrin, Ajeng Megawati; Tanimoto, Hiroki; Kakiuchi, Kiyomi (Emanuscript Services, 2020-02)
    Introduction: Sargassum polycystum is one of marine algal which has a potent antioxidant anticancer activities. This research aims to investigate phytochemical composition, antioxidant activity and in vitro cytotoxicity ...
  • Synthesis, characterization, and In Vitro antimalarial activity of dihydroxylation derivatives of triclosan 
    FITRIANA, WAHYU; YANUAR, ARRY; ARSIANTI, ADE; TANIMOTO, HIROKI; KAKIUCHI, KIYOMI (Innovare Academic Sciences Pvt. Ltd., 2020)
    Objective: The emergence of malaria as a global health problem over the past few decades, accompanied by the rise of chemoresistant strains of Plasmodium falciparum, has emphasized the need for the discovery of new ...
  • A Directly-linked Cyclic Pyrene Tetramer as a Back-to-back Receptor for Two Fullerenes 
    Kurosaki, Ryo; Matsuo, Kyohei; Hayashi, Hironobu; Yamada, Hiroko; Aratani, Naoki (The Chemical Society of Japan, 2020-05-08)
    As a homoditopic back-to-back host molecule, a cyclic 1,8-pyrenylene tetramer CP4 having two cavities for guest complexation was investigated. The unique two-face structural feature of CP4 allows it to bind spherical ...
  • A Windmill-Shaped Molecule with Anthryl Blades to Form Smooth Hole-Transport Layers via a Photoprecursor Approach 
    Maeda, Akihiro; Nakauchi, Aki; Shimizu, Yusuke; Terai, Kengo; Sugii, Shuhei; Hayashi, Hironobu; Aratani, Naoki; Suzuki, Mitsuharu; Yamada, Hiroko (MDPI, 2020-05-18)
    Preparation of high-performance organic semiconductor devices requires precise control over the active-layer structure. To this end, we are working on the controlled deposition of small-molecule semiconductors through a ...
  • Small bandgap in atomically precise 17-atom-wide armchair-edged graphene nanoribbons 
    Yamaguchi, Junichi; Hayashi, Hironobu; Jippo, Hideyuki; Shiotari, Akitoshi; Ohtomo, Manabu; Sakakura, Mitsuhiro; Hieda, Nao; Aratani, Naoki; Ohfuchi, Mari; Sugimoto, Yoshiaki; Yamada, Hiroko; Sato, Shintaro (nature, 2020-06-23)
    Bottom-up synthesis of graphene nanoribbons (GNRs) may open new possibilities in future electronic devices owing to their tunable electronic structure, which depends strongly on their well-defined width and edge geometry. ...
  • L1正則化を用いた光電子ホログラフィーによるドーパントの原子配列解析 
    松下, 智裕 (日本結晶学会, 2020-02-29)
    Recently, the atomic arrangement analysis of dopants in crystal using atomic resolution holography, such as photoelectron holography, X-ray fluorescence holography and neutron holography become possible. The equation for ...
  • Raman image-activated cell sorting 
    Nitta, Nao; Iino, Takanori; Isozaki, Akihiro; Yamagishi, Mai; Kitahama, Yasutaka; Sakuma, Shinya; Suzuki, Yuta; Tezuka, Hiroshi; Oikawa, Minoru; Arai, Fumihito; Asai, Takuya; Deng, Dinghuan; Fukuzawa, Hideya; Hase, Misa; Hasunuma, Tomohisa; Hayakawa, Takeshi; Hiraki, Kei; Hiramatsu, Kotaro; Hoshino, Yu; Inaba, Mary; Inoue, Yuki; Ito, Takuro; Kajikawa, Masataka; Karakawa, Hiroshi; Kasai, Yusuke; Kato, Yuichi; Kobayashi, Hirofumi; Lei, Cheng; Matsusaka, Satoshi; Mikami, Hideharu; Nakagawa, Atsuhiro; Numata, Keiji; Ota, Tadataka; Sekiya, Takeichiro; Shiba, Kiyotaka; Shirasaki, Yoshitaka; Suzuki, Nobutake; Tanaka, Shunji; Ueno, Shunnosuke; Watarai, Hiroshi; Yamano, Takashi; Yazawa, Masayuki; Yonamine, Yusuke; Di Carlo, Dino; Hosokawa, Yoichiroh; Uemura, Sotaro; Sugimura, Takeaki; Ozeki, Yasuyuki; Goda, Keisuke (Springer Nature, 2020-07-10)
    The advent of image-activated cell sorting and imaging-based cell picking has advanced our knowledge and exploitation of biological systems in the last decade. Unfortunately, they generally rely on fluorescent labeling for ...
  • Hechtian Strands Transmit Cell Wall Integrity Signals in Plant Cells 
    Yoneda, Arata; Ohtani, Misato; Katagiri, Daisuke; Hosokawa, Yoichiroh; Demura, Taku (MDPI, 2020-05-09)
    Hechtian strands are thread-like structures in plasmolyzed plant cells that connect the cell wall to the plasma membrane. Although these strands were first observed more than 100 years ago, their physiological roles are ...
  • Enzyme-Assisted Photoinjection of Megadalton Molecules into Intact Plant Cells Using Femtosecond Laser Amplifier 
    Taufiq, Indra Rukmana; Gabriela, Moran; Rachel, Méallet-Renault; Ohtani, Misato; Demura, Taku; Yasukuni, Ryohei; Hosokawa, Yoichiroh (nature, 2019-11-26)
    Femtosecond laser photoporation has become a popular method to deliver various kinds of molecules such as genes, proteins, and fluorescent dyes into single mammalian cells. However, this method is not easily applied to ...
  • Solvation of quantum dots in 1-alkyl-1-methylpyrrolidinium ionic liquids: toward stably luminescent composites 
    Takuya, Nakashima; Kasumi, Shigekawa; Katao, Shohei; Asanoma, Fumio; Kawai, Tsuyoshi (Taylor & Francis, 2020-03-19)
    CdTe nanoparticles capped with a cationic thiolate ligand were stably dispersed in ionic liquids, 1-alkyl-1-methyl-pyrrolidinium bis(trifluoromethanesulfonyl)amides with an alkyl group of n-propyl, butyl and octyl-chain, ...

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