Search Results 1-20 of 6474

  • Influence of alumina air-abrasion for highly translucent partially stabilized zirconia on flexural strength, surface properties, and bond strength of resin cement

    Yoshida Keiichi

    … OBJECTIVE: This study aims to evaluate the influence of different air-abrasion pressures and subsequent heat treatment on the flexural strength, surface roughness, and crystallographic phases of highly translucent partially stabilized zirconia (Y-PSZ), and on the tensile bond strength of resin cement to Y-PSZ. … Flexural strength and surface roughness were evaluated. …

    Journal of Applied Oral Science (28), e20190371, 2020-02-07

    IR 

  • EXPERIMENTAL STUDY ON RECOVERED BOND STRENGTH OF MAIN BARS IN EMERGENCY RETROFIT RC COLUMN WITH EXTERNAL PC HOOPS  [in Japanese]

    HO SeungWoung , KUROKI Masayuki , KIKUCHI Kenji

    … The aim of this paper is to identify the bond splitting strength of main bars after the emergency retrofit, <i>τ<sub>bru</sub></i>, as a part of the development of this emergency retrofit method.</p><p> 2. …

    Journal of Structural and Construction Engineering (Transactions of AIJ) (767), 85-95, 2020-01

    J-STAGE  AIJ 

  • 22. Fundamentals and recent progress of various adhesives : Aqueous Vinyl Polymer Solution-isocyanate Adhesives for Wood  [in Japanese]

    山田 雅章

    日本接着学会誌 = Journal of the Adhesion Society of Japan : adhesion 56(3), 104-109, 2020

  • Improvement of the Coloration Intensity of the Self-Tanning Product  [in Japanese]

    Miyabe Suguru , Yonemura Hiroki , Takeda Hirohumi , Suzuki Koji

    … However, it is difficult to formulate DHA with high content because of its very high reactivity and instability, and it is known that coloring strength has been increased by using polyhydric alcohol in combination up to now. … In this study, we investigated improving coloring strength <i>in vitro</i> … However, it was revealed that the coloring strength was improved by mixing with ethanol. …

    Journal of Society of Cosmetic Chemists of Japan 54(2), 160-168, 2020

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  • ENERGY RELEASE RATE OF STEEL PLATES BONDED BY CFRP WITH JOINT AND STEP  [in Japanese]

    MIZUTANI Morimune , ISHIKAWA Toshiyuki , HIDEKUMA Yuya

    … In the debonding prevention design method in "Guidelines for Repair and Strengthening of Structures using Externally Bonded FRP", an energy release rate is employed for the strength of the bonded joint where the required FRP bond length is sufficient.</p><p> The length of the highly-elastic type of CFRP plates or CFRP strand sheets may be restricted by transportation and construction. …

    Journal of Japan Society of Civil Engineers, Ser. A1 (Structural Engineering & Earthquake Engineering (SE/EE)) 76(2), 239-254, 2020

    J-STAGE 

  • Preparation of Functional Oxide Nano-particles with Controlled Properties through Alkoxide Route  [in Japanese]

    SUZUKI Hisao

    … As a result, the principle to design the molecular structure of the precursors consisted of metal-oxygen-metal bonds was proposed based on the Zachariasen and Warren's network theory or single bond strength proposed by K. …

    Journal of the Japan Society of Powder and Powder Metallurgy 67(6), 323-333, 2020

    J-STAGE 

  • Influence of artificial saliva contamination on adhesion in class V restorations

    SHIMAZU Kisaki , KARIBE Hiroyuki , OGUCHI Riyo , OGATA Kiyokazu

    … The microtensile bond strength (μTBS) of CR with dentin was significantly lower in group III than in group I. …

    Dental Materials Journal 39(3), 429-434, 2020

    J-STAGE 

  • Use of new scratch test and tensile test for evaluation of bond strength of selfadhesive flowable resin composite for repair of artificial tooth erosion

    MURASE Yuki , KOTAKE Hirotomo , KUSAKABE Shusuke , OKUYAMA Katsushi , TAMAKI Yukimichi , HOTTA Masato

    … <p>The purpose of this study was to use a new scratch test and tensile test to evaluate the bond strength between artificial erosive enamel or dentin and self-adhesive resin composites as a coating material. … Two self-adhesive flowable resin composites, Fusio and LLB-CR6 (prototype), and a conventional flowable resin composite, BEAUTIFIL FLOW with self-etching primer system, Clearfil Mega Bond, were applied to enamel or dentin surfaces; …

    Dental Materials Journal 39(3), 435-443, 2020

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  • Influence of a propolis-based irrigant solution on gap formation and bond strength of posts bonded to root canal dentin using different resin cements

    MATOCHEK Marcelo Henrick Maia , TOMAZ Pedro Luiz Santos , OLIVEIRA Thales de Sá , POLASSI Mackeler Ramos , ALONSO Roberta Caroline Bruschi , SCREMIN Fernando Mateus , SAURO Salvatore , MARCUCCI Maria Cristina , D'ALPINO Paulo Henrique Perlatti

    … <p>This study evaluated the influence of an aqueous propolis-based solution (PROP) on gap formation and bond strength of posts bonded to root canal dentin using resin cements. … Gaps were assessed and performed the push-out bond strength test. … Bond strength varied as a function of cements and irrigation protocols. …

    Dental Materials Journal 39(3), 490-499, 2020

    J-STAGE 

  • Structural, fluoride release, and 3D interfacial adhesion analysis of bioactive endodontic sealers

    ALMAIMOUNI Yara Khalid , HAMID Shorouq Khalid , ILYAS Kanwal , SHAH Asma Tufail , MAJEED Abdul , KHAN Abdul Samad

    … The percentage of voids and sealing ability were evaluated periodically using micro-computed tomography (micro-CT) followed by push-out bond strength. … The fluoride release, sealing ability, and bond strength of experimental sealers were significantly high. …

    Dental Materials Journal 39(3), 483-489, 2020

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  • Effect of silver diammine fluoride application on dentin bonding performance

    KO Aye KO , MATSUI Naoko , NAKAMOTO Ayako , IKEDA Masaomi , NIKAIDO Toru , BURROW Michael F. , TAGAMI Junji

    … After thermocycling (TC) at 0, 5,000 and 10,000 cycles, microtensile bond strength (µTBS) testing and morphological assessment of resin-dentin bonding interface were performed. …

    Dental Materials Journal 39(3), 407-414, 2020

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  • FATIGUE STRENGTH OF WELDED JOINTS IN STEEL-CONCRETE COMPOSITE SLAB USING L-SHAPED SHEAR CONNECTORS  [in Japanese]

    HANJI Takeshi , TATEISHI Kazuo , SHIMIZU Masaru , ASANO Koichi , ISHII Takaaki , KOBAYASHI Kiyoshi , UCHIDA Daisuke

    … <p> In this study, the fatigue strength of welded joints in steel-concrete composite slabs was investigated by fatigue testing. … This local deformation can be produced by the steel and concrete behaving independent of one another locally near welds when the bond at their interface is lost. …

    Journal of Japan Society of Civil Engineers, Ser. A1 (Structural Engineering & Earthquake Engineering (SE/EE)) 76(5), II_50-II_61, 2020

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  • STRUCTURAL PERFORMANCE OF POST-INSTALLED REBAR ANCHOR PART 1: BASIC BOND AND BEARING PERFORMANCE OF POST-INSTALLED REBAR WITH SMALL PLATE  [in Japanese]

    SUGIYAMA Tomoaki , ONO Hideo , ISOZUMI Yutaka , WATANABE Hideyoshi

    … In this paper, experiments in a short fixing length were carried out to clarify the bond behavior of the surface of the rebar and the surface of the hole wall and the bearing effect of the small headed plate.</p><p> In the first part of this paper, pull-out experiments are conducted to understand the effects of various factors on the basic bond performance and bearing performance. …

    Journal of Structural and Construction Engineering (Transactions of AIJ) 85(771), 725-735, 2020

    J-STAGE 

  • Does etching time affect the <i>in vitro</i> performance of a sealant material?

    LO Yi-Fang , PITCHIKA Vinay , ILIE Nicoleta , HICKEL Reinhard , KÜHNISCH Jan

    … study evaluated the shear bond strength (SBS), failure mode and microleakage of fissure sealing materials in relation to different etching times on aprismatic and prismatic enamel. …

    Dental Materials Journal, 2020

    J-STAGE 

  • Bond strength and computational analysis for silane coupling treatments on the adhesion of resin block for CAD/CAM crowns

    TSUKAGOSHI Kou , HIROTA Masatsugu , NOMOTO Rie , HAYAKAWA Tohru

    … <p>The purposes of this study were to evaluate the shear bond strength and perform the computational analysis for silane coupling treatments on the adhesion between CAD/CAM composite resin and resin cement. … The shear bond strengths were influenced by the silane coupling agent used, its application method, and acid addition. … There was no correlation between the contact angle and shear bond strengths. …

    Dental Materials Journal, 2020

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  • Air-blowing strategies for improving the microtensile bond strength of one-step self-etch adhesives to root canal dentin

    YONEKURA Kazuhide , HOSAKA Keiichi , TICHY Antonin , TAGUCHI Keita , IKEDA Masaomi , THANATVARAKORN Ornnicha , PRASANSUTTIPORN Taweesak , NAKAJIMA Masatoshi , TAGAMI Junji

    … <p>The effect of different air-blowing strategies using a prototype of a newly developed clinically applicable warm air-blowing device on the microtensile bond strength (μTBS) of one-step self-etch adhesives (1-SEAs) to human root-canal dentin was evaluated. …

    Dental Materials Journal, 2020

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  • Seismic Performance of Circular Concrete Columns Reinforced by PC Strands

    Liu Zhihua , Zhao Hua , Sun Yuping , Han Rui , Zhao Qihua

    … Four columns were reinforced by PC strands and the other one was reinforced by normal-strength rebars. … Furthermore, a new nonlinear analysis method considering the bond-slip effect is introduced to evaluate the lateral response of the proposed columns. …

    Journal of Advanced Concrete Technology 18(5), 256-271, 2020

    J-STAGE 

  • Influence of surface treatment on bonding of resin luting cement to CAD/CAM composite blocks

    TAKAHASHI Nao , YABUKI Chiaki , KUROKAWA Hiroyasu , TAKAMIZAWA Toshiki , KASAHARA Yuta , SAEGUSA Makoto , SUZUKI Miho , MIYAZAKI Masashi

    … <p>The aim of this study was to determine the influence of different surface treatments of CAD/CAM composite blocks on bonding effectiveness of resin cements, based on the shear bond strength test and the surface science examination. … Specimen surfaces were treated with i) silane, ii) primer, and iii) silane+primer, then two types of cements (Block HC Cem and Super Bond) were bonded. … After 24 h storage, bond strengths were measured. …

    Dental Materials Journal, 2020

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  • Bond strength of commercial veneering porcelain to experimental cast Ti-Cr alloy

    SAWADA Tomofumi , SCHILLE Christine , SCHWEIZER Ernst , GEIS-GERSTORFER Jürgen , TAKEMOTO Shinji

    … <p>This study evaluated bond strengths of three commercial veneering porcelains to experimental cast titanium-chromium (Ti-Cr) alloy and commercially pure titanium (cp-Ti) <i>via</i> … The Ti-Cr specimens showed lower bond strengths than the cp-Ti specimens, irrespective of the layering porcelain material; …

    Dental Materials Journal, 2020

    J-STAGE 

  • BOND CHARACTERISTICS OF DEFORMED PRESTRESSING STEEL BAR FOR PRESTRESSING OF ULTRA-HIGH STRENGTH FIBER REINFORCED CONCRETE MEMBER  [in Japanese]

    KORENAGA Takeyoshi , ZHAO Weijian , TAKEZAKI Shin-ichi , WATANABE Hideyoshi

    … <p> By using a deformed prestressing steel bar (deformed PC bar) with higher bond performance than a strand as a tendon of ultra-high strength fiber reinforced concrete (UFC) member, it is estimated that the transmission length in pre-tensioning is shortened. … However, due to the high bond characteristics, there is a concern that the splitting bond failure may occur in the transmission length. …

    Journal of Structural and Construction Engineering (Transactions of AIJ) 85(770), 585-594, 2020

    J-STAGE 

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