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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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  • Ranking-Oriented Quantitative Structure–Activity Relationship Modeling Combined with Assay-Wise Data Integration 
    Matsumoto, Katsuhisa; Miyao, Tomoyuki; Funatsu, Kimito (American Chemical Society, 2021-04-28)
    In ligand-based drug design, quantitative structure–activity relationship (QSAR) models play an important role in activity prediction. One of the major end points of QSAR models is half-maximal inhibitory concentration ...
  • Observation of Size-Dependent Optical Properties Based on Surface and Quantum Effects in Nanocrystals of 5,5′-Bis(4-Biphenylyl)-2,2′-Bithiophene 
    Jinjyo, Tomomi; Mizuno, Hitoshi; Bando, Kazuki; Sasaki, Fumio; Yanagi, Hisao (Wiley, 2022-01-22)
    Herein, 5,5'-bis(4-biphenylyl)-2,2'-bithiophene (BP2T or PPTTPP) nanocrystals are prepared via a modified miniemulsion technique. X-ray diffraction and selected area electron diffraction analyses reveal that the BP2T ...
  • 原子間力顕微鏡法を用いた植物細胞の力学計測 
    山﨑, 勇輝; 秋田, 絵理; 岡野, 和宣; 細川, 陽一郎 (日本植物形態学会, 2022-04-08)
    植物構造が司る環境適応性を理解する上で，構成する個々の細胞の力学状態を知ることは本質的な課題である．原子間力顕微鏡法（AFM）は，細胞レベルの力学状態を評価するための有力な手段であり，近年注目されている．本稿では，AFMの基本原理と，その計測から細胞の弾性率を推定する方法について説明する．AFMにより植物細胞の力学状態を経時的に測定するためには，植物の成長を妨げずに，試料を基板に固定しなければならない．この問題解決のためにマイクロデバイ ...
  • Local Structure Analysis on Yttria-Stabilized Zirconia by X-ray Fluorescence Holography 
    Happo, Naohisa; Hayash, Kouichi; Matsushita, Tomohiro; Hosokawa, Shinya (The Japan Society of Vacuum and Surface Science, 2022-02-17)
    Y and Zr Kα X-ray fluorescence holography measurements were carried out on a single crystal of yttria-stabilized zirconia with 13 mol% of yttria at room temperature to investigate the local structures around the impurity ...
  • Three-dimensional Atomic Image of FeSe High-temperature Superconductor by X-ray Fluorescence Holography 
    Hosokawa, Shinya; Happo, Naohisa; Hayashi, Kouichi; Matsushita, Tomohiro; Yamashita, Aichi (The Japan Society of Vacuum and Surface Science, 2022-01-29)
    Fe Kα X-ray fluorescence holography measurements were carried out at room temperature on an FeSe high-temperature superconductor to clarify the relationship between the local structures around the Fe atoms and the ...
  • Glass based micro total analysis systems: Materials, fabrication methods, and applications 
    Tang, Tao; Yuan, Yapeng; Yalikun, Yaxiaer; Hosokawa, Yoichiroh; Li, Ming; Tanaka, Yo (Elsevier, 2021-03-26)
    Microfluidics has become recognized as a powerful platform technology with a wide range of applications in various fields, such as biology, biomedicine, chemistry and environment. To achieve higher performance, microfluidic ...
  • Impact of substituents on the performance of small-molecule semiconductors in organic photovoltaic devices via regulating morphology 
    Suzuki, Mitsuharu; Suzuki, Kanta; Won, Taehyun; Yamada, Hiroko (Royal Society of Chemistry, 2022-01-04)
    Recent years have witnessed a rapid development of organic photovoltaic devices (OPVs). The significant improvement in power conversion efficiency is due to not only the discovery of new π-conjugated frameworks, but also ...
  • Pulsed laser activated impulse response encoder (PLAIRE): sensitive evaluation of surface cellular stiffness on zebrafish embryos 
    Yasukuni, Ryohei; Minamino, Daiki; Iino, Takanori; Araki, Takashi; Takao, Kohei; Yamada, Sohei; Bessho, Yasumasa; Matsui, Takaaki; Hosokawa, Yoichiroh (Optical Society of America, 2021-02-09)
    Mechanical properties of cells and tissues closely link to their architectures and physiological functions. To obtain the mechanical information of submillimeter scale small biological objects, we recently focused on the ...
  • New Aspects of Cytochrome c: 3D Domain Swapping, Membrane Interaction, Peroxidase Activity, and Met80 Sulfoxide Modification 
    Hirota, Shun; Nagao, Satoshi (The Chemical Society of Japan, 2021-01-15)
    Cytochrome (cyt) c is a multifunctional water-soluble heme protein. It transfers electrons from the cyt bc1 complex (Complex III) to cyt c oxidase (Complex IV) in the respiratory chain of mitochondria, and can trigger ...
  • Structural Diversity of Ubiquitin E3 Ligase 
    Toma-Fukai, Sachiko; Shimizu, Toshiyuki (MDPI, 2021-11-04)
    The post-translational modification of proteins regulates many biological processes. Their dysfunction relates to diseases. Ubiquitination is one of the post-translational modifications that target lysine residue and ...
  • Engineering quantum wave-packet dispersion with a strong nonresonant femtosecond laser pulse 
    Katsuki, Hiroyuki; Ohtsuki, Yukiyoshi; Ajiki, Toru; Goto, Haruka; Ohmori, Kenji (American Physical Society, 2021-10-08)
    A nondispersing wave packet has been attracting much interest from various scientific and technological viewpoints. However, most quantum systems are accompanied by anharmonicity, so that retardation of quantum wave-packet ...
  • Scintillation Properties of Non-doped and Pr-doped BaO–B2O3–SiO2 Glasses and Glass-ceramics 
    Kawaguchi, Noriaki; Masai, Hirokazu; Akatsuka, Masaki; Nakauchi, Daisuke; Kato, Takumi; Yanagida, Takayuki (MYU K.K., 2021-06-24)
    We have studied the scintillation properties of non-doped and Pr-doped BaO–B2O3–SiO2 glasses and glass-ceramics. The glass transition temperature (Tg), the temperature of crystallization onset (Tx), and the crystallization ...
  • miR-34a-5p might have an important role for inducing apoptosis by down-regulation of SNAI1 in apigenin-treated lung cancer cells 
    Aida, Rieko; Hagiwara, Keitaro; Okano, Kazunori; Nakata, Kyoko; Obata, Yuho; Yamashita, Takahiro; Yoshida, Kaoru; Hagiwara, Hiromi (Springer, 2021-03-06)
    Apigenin is a flavonoid with antioxidant and anticancer effects. It has been reported that apigenin inhibits proliferation, migration, and invasion and induces apoptosis in cultured lung cancer cells. However, there is ...
  • A chemical micropump actuated by self-oscillating polymer gel 
    Aishan, Yusufu; Yalikun, Yaxiaer; Shen, Yigang; Yuan, Yapeng; Amaya, Satoshi; Okutaki, Takashi; Osaki, Atsuhito; Maeda, Shingo; Tanaka, Yo (Elsevier, 2021-06-15)
    We demonstrated a self-driven chemical micropump powered by self-oscillating motions of synthetic polymer gel converting chemical energy into displacements of a thin polydimethylsiloxane (PDMS) sheet to produce a directional ...
  • Fabrication of ultra-thin glass sheet by weight-controlled load-assisted precise thermal stretching 
    Yuan, Yapeng; Yalikun, Yaxiaer; Amaya, Satoshi; Aishan, Yusufu; Shen, Yigang; Tanaka, Yo (Elsevier, 2021-04-15)
    Glass is a common material used in various microsystems including sensors, actuators, and microfluidic devices due to its extraordinary properties. However, lack of flexibility and elasticity limits its potential for further ...
  • Rotation of Biological Cells: Fundamentals and Applications 
    Tang, Tao; Hosokawa, Yoichiroh; Hayakawa, Takeshi; Tanaka, Yo; Li, Weihua; Li, Ming; Yalikun, Yaxiaer (Elsevier, 2021-01-19)
    Cell rotation is one of the most important techniques for cell manipulation in modern bioscience, as it not only permits cell observation from any arbitrary angle, but also simplifies the procedures for analyzing the ...
  • Focusing of Particles in a Microchannel with Laser Engraved Groove Arrays 
    Zhang, Tianlong; Shen, Yigang; Kiya, Ryota; Anggraini, Dian; Tang, Tao; Uno, Hanaka; Okano, Kazunori; Tanaka, Yo; Hosokawa, Yoichiroh; Li, Ming; Yalikun, Yaxiaer (MDPI, 2021-08-04)
    Continuous microfluidic focusing of particles, both synthetic and biological, is significant for a wide range of applications in industry, biology and biomedicine. In this study, we demonstrate the focusing of particles ...
  • C9orf72-derived arginine-rich poly-dipeptides impede phase modifiers 
    Nanaura, Hitoki; Kawamukai, Honoka; Fujiwara, Ayano; Uehara, Takeru; Aiba, Yuichiro; Nakanishi, Mari; Shiota, Tomo; Hibino, Masaki; Wiriyasermkul, Pattama; Kikuchi, Sotaro; Nagata, Riko; Matsubayashi, Masaya; Shinkai, Yoichi; Niwa, Tatsuya; Mannen, Taro; Morikawa, Naritaka; Iguchi, Naohiko; Kiriyama, Takao; Morishima, Ken; Inoue, Rintaro; Sugiyama, Masaaki; Oda, Takashi; Kodera, Noriyuki; Toma-Fukai, Sachiko; Sato, Mamoru; Taguchi, Hideki; Nagamori, Shushi; Shoji, Osami; Ishimori, Koichiro; Matsumura, Hiroyoshi; Sugie, Kazuma; Saio, Tomohide; Yoshizawa, Takuya; Mori, Eiichiro (Nature Research, 2021-09-06)
    Nuclear import receptors (NIRs) not only transport RNA-binding proteins (RBPs) but also modify phase transitions of RBPs by recognizing nuclear localization signals (NLSs). Toxic arginine-rich poly-dipeptides from C9orf72 ...
  • One-Pot Synthesis of a Cyclic Pyrene Octamer from Two Bifunctionalized Pyrene Monomers 
    Mei, Peifeng; Kurosaki, Ryo; Matsumoto, Akinobu; Yamada, Hiroko; Aratani, Naoki (Thieme Chemistry, 2020-10-26)
    A 2,2′-tert-butyl-5,9-6′,8′-cyclooctameric pyrenylene ([8]CP) was synthesized by a one-pot Suzuki–Miyaura cross-coupling reaction from two kinds of bifunctionalized monomers, as a rare example of a cyclic octamer. The ...
  • Recent achievements using X-ray fluorescence holography and photoelectron holography 
    Hayashi, Kouichi; Matsushita, Tomohiro (2021-08)

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