Search Results - "Ohkawa, Shoji"

A three-layered nano-carbonated hydroxyapatite/collagen/PLGA composite membrane for guided tissue regeneration by Liao, Susan, Wang, Wei, Uo, Motohiro, Ohkawa, Shoji, Akasaka, Tsukasa, Tamura, Kazuchika, Cui, Fuzhai, Watari, Fumio

“…Functional graded materials (FGM) provided us one new concept for guided tissue regeneration (GTR) membrane design with graded component and graded structure…”
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The preparation and characteristics of a carbonated hydroxyapatite/collagen composite at room temperature by Liao, Susan, Watari, Fumio, Uo, Motohiro, Ohkawa, Shoji, Tamura, Kazuchika, Wang, Wei, Cui, Fuzhai

“…Nanocarbonated hydroxyapatite/collagen (nCHAC) composite was prepared at room temperature via biomimetic self‐assembly method. X‐ray diffraction (XRD),…”
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Laser Welding of Titanium and Dental Precious Alloys by Iwasaki, Keiji, Ohkawa, Shoji, Uo, Motohiro, Akasaka, Tsukasa, Watari, Fumio

“…The performance of laser welding of Ti and two dental precious alloys (Ag-Pd-Au, Au-Pt-Ag) was investigated by mechanical testing and microscopic observation,…”
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Non-Contact Surface Morphology Analysis of CO2 Laser-Irradiated Teeth by Scanning Electron Microscope and Confocal Laser Scanning Microscope by Yamada, Magda Kiyoko, Uo, Motohiro, Ohkawa, Shoji, Akasaka, Tsukasa, Watari, Fumio

“…A newly developed scanning electron microscope (SEM) installed with a 3D analyzer and a confocal laser scanning microscope (CLSM) were used to evaluate the…”
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Distortion of Laser Welded Titanium Plates by IWASAKI, Keiji, OHKAWA, Shoji, ROSCA, Iosif D., UO, Motohiro, AKASAKA, Tsukasa, WATARI, Fumio

“…The distortion of laser welded titanium plates was assessed for different operating conditions of the laser welding device, and with different welding…”
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Slip Casting of Titanium Powder for Dental Prosthetic Appliances by Ohkawa, Shoji, Ishii, Kuniyoshi, Uo, Motohiro, Sugawara, Toshi, Watari, Fumio

“…The feasibility of using slip casting of titanium powder as a method for manufacturing dental prosthetic appliances was examined. Slips with water-powder (W/P)…”
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The influence of output current on the tensile strength of laser-welded titanium joints by Won, Dae Hee, Bae, Tae Sung, Ohkawa, Shoji, Watari, Fumio

“…The objective of this study was to examine the influences of the laser output current on the tensile strength of laser-welded titanium bar. Titanium bars of 3…”
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CLSM and SEM quantitative analysis of surface topography of human teeth irradiated by Nd:YAG, Er:YAG and CO2 lasers by Yamada, Magda Kiyoko, Uo, Motohiro, Ohkawa, Shoji, Watari, Fumio

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Three-dimensional topographic scanning electron microscope and Raman spectroscopic analyses of the irradiation effect on teeth by Nd:YAG, Er: YAG, and CO2 lasers by Yamada, Magda K., Uo, Motohiro, Ohkawa, Shoji, Akasaka, Tsukasa, Watari, Fumio

“…A three‐dimensional analyzer installed in a scanning electron microscope was used to evaluate the morphology and surface roughness using noncontact…”
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Three‐dimensional topographic scanning electron microscope and Raman spectroscopic analyses of the irradiation effect on teeth by Nd:YAG, Er: YAG, and CO 2 lasers by Yamada, Magda K., Uo, Motohiro, Ohkawa, Shoji, Akasaka, Tsukasa, Watari, Fumio

“…Abstract A three‐dimensional analyzer installed in a scanning electron microscope was used to evaluate the morphology and surface roughness using noncontact…”
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Three-dimensional topographic scanning electron microscope and Raman spectroscopic analyses of the irradiation effect on teeth by Nd:YAG, Er: YAG, and CO(2) lasers by Yamada, Magda K, Uo, Motohiro, Ohkawa, Shoji, Akasaka, Tsukasa, Watari, Fumio

“…A three-dimensional analyzer installed in a scanning electron microscope was used to evaluate the morphology and surface roughness using noncontact…”
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CLSM and SEM quantitative analysis of surface topography of human teeth irradiated by Nd:YAG, Er:YAG and CO 2 lasers by Yamada, Magda Kiyoko, Uo, Motohiro, Ohkawa, Shoji, Watari, Fumio

“…The quantitative analysis of surface roughness of cavities formed by three different lasers: Nd:YAG (wavelength 1.06 μm), Er:YAG (2.94 μm) and CO 2 laser (10.6…”
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Transverse strength and acoustic emission characteristics of commercial denture base resins by Kondo, S, Ohkawa, S, Hanawa, T, Sugawara, T, Ota, M

“…Transverse strength and acoustic emission (AE) characteristics were measured by the transverse test in deionized water at 37 degrees C on commercial denture…”
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AE characteristics during compression test of high-copper amalgams and visible light-cured composite resins by Kondo, S, Ohkawa, S, Hanawa, T, Sugawara, T, Ota, M

“…Differences in environmental strength of high-copper amalgams and photo-cured composite resins for posterior after storage in deionized water at 37 degrees C…”
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The factors of cytotoxicity of amalgams by Kaga, M, Hanawa, T, Ohkawa, S, Kondo, S, Ota, M

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従来フィラー型および微粒子フィラー型コンポジットレジンのアコースティック・エミッション法による材料評価 by 近藤, 清一郎, 大川, 昭治, 塙, 隆夫, 菅原, 敏, 太田, 守

“…市販コンポジットレジンの曲げ試験時の変形,破壊過程におけるアコースティック・エミッション(AE)特性が,歯科用修復材料の材料評価法および口腔内修復物の非破壊検査法を確立するために究明された。…”
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サイクリック・クリープのコンピューターシミュレーション by 和田, 正高, 菅原, 敏, 塙, 隆夫, 大川, 昭治, 近藤, 清一郎, 太田, 守

“…臨床で認められているように,義歯床の破折の大きな原因の一つは疲労である。これを究明するために,著者らはサイクリック・クリープ・テスタを設計製作し,その試用結果を先に報告した。…”
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歯科領域応用へのNi-Ta系合金の機械的性質 by 加我, 正行, 青森, 継充, 及川, 清, 太田, 守, 近藤, 清一郎, 大川, 昭治

“…新しい系の歯科用賤金属合金を開発するため,Ni-Ta系合金について検索した。Niに3%ずつTaを添加し,Ni-3wt% TaからNi-36wt%…”
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Diffusion of Elements in Porcelain into Titanium Oxide by HANAWA, Takao, KON, Masayuki, OHKAWA, Shoji, ASAOKA, Kenzo

“…The diffusion of elements of commercial porcelain for titanium into titanium oxide during heating was investigated. Titanium was deposited on three kinds of…”
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In vitro Corrosion of Ag-Pd-Cu-Au Alloy in O.9% NaCl Solution: Part 1 Surface Analysis of Corrosion Products by MATSUDA, Koichi, IBARAKI, Yuji, SAKAI, Hideyuki, UNO, Yutaka, SHIMOKOBE, Hirokata, OHKAWA, Shoji, KONDO, Seiichiro, OHTA, Mamoru

“…The corrosion behavior of a commercial Ag-Pd-Cu-Au alloy in O.9% NaCl solution was investigated by an electrochemical technique, surface analysis of X-ray…”
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