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Online since: December 2003
Authors: Takashi Nakamura, Kawashita Masakazu, Hyun Min Kim, Tadashi Kokubo, Xin-Yu Cui
Journal Citation (to be inserted by the publisher )
Copyright by Trans Tech Publications
Bonelike Apatite Formation on Anodically Oxidized Titanium Metal
in Simulated Body Fluid
Masakazu Kawashita1 , Xin-Yu Cui
1,2
, Hyun-Min Kim
3
, Tadashi Kokubo4
and Takashi Nakamura5
1
Department of Material Chemistry, Graduate School of Engineering, Kyoto University,
Sakyo-ku, Kyoto 606-8501, Japan
kawashita@sung7.kuic.kyoto-u.ac.jp
2
Institute of Metal Research, Chinese Academy of Sciences, Shenyang, 110016, P.R.
China 3 Department of Ceramic Engineering, School of Advanced Materials Engineering, Yonsei University, 134, Shinchon-dong, Seodaemun-gu, Seoul 120-749, Korea 4 Research Institute for Science and Technology, Chubu University, 1200 Matsumoto-cho, Kasugai-shi, Aichi 487-8501, Japan 5 Department of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Sakyo-ku, Kyoto 606-8501, Japan Keywords: titanium metal, anodic oxidation, apatite, simulated body fluid, rutile, Abstract.
They are called bioactive ceramics, and have been used as important bone repairing materials.
An essential requirement for an artificial material to bond to living bone is the formation of a biologically active bonelike apatite layer on its surface in a body environment.
China 3 Department of Ceramic Engineering, School of Advanced Materials Engineering, Yonsei University, 134, Shinchon-dong, Seodaemun-gu, Seoul 120-749, Korea 4 Research Institute for Science and Technology, Chubu University, 1200 Matsumoto-cho, Kasugai-shi, Aichi 487-8501, Japan 5 Department of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Sakyo-ku, Kyoto 606-8501, Japan Keywords: titanium metal, anodic oxidation, apatite, simulated body fluid, rutile, Abstract.
They are called bioactive ceramics, and have been used as important bone repairing materials.
An essential requirement for an artificial material to bond to living bone is the formation of a biologically active bonelike apatite layer on its surface in a body environment.
Online since: December 2013
Authors: Chun Hua Jiang, Jian Zhai
Introduction
CaO2 is a kind of very important and multifunctional inorganic chemicals, which can be applied in coating materials for rice seeds for the enhancement of budding, oxygen generator, maintaining freshness of fruits and vegetables, strengthening rubber and so on[1].
Hydrogen peroxide provides the needed oxygen to oxide these materials[2].
Materials and methods Reagents.
Acknowledgements This work was financially supported by College Industrialization Project of Jiangsu Province, Chian(JHB2011-64) and the key project of international science and technology cooperation of Jiangsu Province to hire foreign experts, China(Jiangsu department of finance and education[2012]256).
[13] Lili Wu, Qing Zhao, Qunfang Li: Journal of Southwest Nationalities College Natural Science Edition Vol. 26 (2000), p. 105-107(in Chinese)
Hydrogen peroxide provides the needed oxygen to oxide these materials[2].
Materials and methods Reagents.
Acknowledgements This work was financially supported by College Industrialization Project of Jiangsu Province, Chian(JHB2011-64) and the key project of international science and technology cooperation of Jiangsu Province to hire foreign experts, China(Jiangsu department of finance and education[2012]256).
[13] Lili Wu, Qing Zhao, Qunfang Li: Journal of Southwest Nationalities College Natural Science Edition Vol. 26 (2000), p. 105-107(in Chinese)
Online since: April 2012
Authors: Alex Lugovskoy, Michael Zinigrad, Barbara Kazanski, Alexei Kossenko
Materials identification and analysis made by the PDF-2 Release 2009 (Powder Diffraction File).
Jiang: Journal of Alloys and Compounds Vol. 505 (2010), p. 188
Li: Applied Surface Science Vol. 253 (2007), p. 6118
[6] HongfeiGuo, MaozhongAn, ShenXu, HuibinHuo: Materials Letters Vol. 60 (2006), p. 1538
Xu: Applied Surface Science Vol. 252 (2005), p. 345
Jiang: Journal of Alloys and Compounds Vol. 505 (2010), p. 188
Li: Applied Surface Science Vol. 253 (2007), p. 6118
[6] HongfeiGuo, MaozhongAn, ShenXu, HuibinHuo: Materials Letters Vol. 60 (2006), p. 1538
Xu: Applied Surface Science Vol. 252 (2005), p. 345
Online since: June 2021
Authors: Guo Rong Zhou, Ming Ming Zhang, Xue Feng Wang, Shui Yu, Ge Zhang, Hui Jie Sun
Hao, TEM study on the microstructure of the Zn-Al-Mg alloy, Materials Characterization. 129 (2017) 336-343
Discussion of "Interfacial layer in coatings produced in molten Zn-Al eutectoid alloy containing Si", Metallurgical and Materials Transactions A. 36 (2005) 2541-2544
Nava, The role of Si and Ti additions on the formation of the alloy layer at the interface of hot-dip Al–Zn coatings on steel strips, Materials Letters. 60 (2006) 775-778
Xu, Morphology and antimony segregation of spangles on batch hot-dip galvanized coatings, Applied Surface Science. 256 (2010) 5015-5020
Zhang, Aluminum and antimony segregation on a batch hot-dip galvanized Zn-0.05Al-0.2Sb coating, Journal of Alloys and Compounds. 694 (2017) 1004-1010.
Discussion of "Interfacial layer in coatings produced in molten Zn-Al eutectoid alloy containing Si", Metallurgical and Materials Transactions A. 36 (2005) 2541-2544
Nava, The role of Si and Ti additions on the formation of the alloy layer at the interface of hot-dip Al–Zn coatings on steel strips, Materials Letters. 60 (2006) 775-778
Xu, Morphology and antimony segregation of spangles on batch hot-dip galvanized coatings, Applied Surface Science. 256 (2010) 5015-5020
Zhang, Aluminum and antimony segregation on a batch hot-dip galvanized Zn-0.05Al-0.2Sb coating, Journal of Alloys and Compounds. 694 (2017) 1004-1010.
Online since: April 2004
Authors: Todd S. Mintz, Thomas M. Devine
Devine
Department of Materials Science and Engineering, University of California
Berkeley, CA 94720 USA
Keywords: surface films, surface enhanced Raman spectroscopy, Inconel 600, stress
corrosion cracking
ABSTRACT
The susceptibility of Inconel 600 to stress corrosion cracking (SCC) in the primary water of a
pressurized water reactor (PWR) is strongly dependent on potential.
EXPERIMENTAL PROCEDURE Five different materials were investigated in this study: Inconel 600, nickel, chromium, iron, and gold.
Flis, Corrosion Science, Vol. 15, p. 553 (1975) 2.
Cubicciotti, Journal of Nuclear Materials, Vol 167, p. 241 (1989). 3.
EXPERIMENTAL PROCEDURE Five different materials were investigated in this study: Inconel 600, nickel, chromium, iron, and gold.
Flis, Corrosion Science, Vol. 15, p. 553 (1975) 2.
Cubicciotti, Journal of Nuclear Materials, Vol 167, p. 241 (1989). 3.
Online since: January 2005
Authors: Myung Chae Jung, Jin Soo Lee, Hyo Taek Chon
Thus, elevated levels of heavy metals discharged from the mine waste
materials are found in nearby streams, agricultural soils and food crops, and eventually, they may pose
a potential health risk to the residents in the vicinity of the mines [3-4].
Title of Publication (to be inserted by the publisher) Materials and methods The study sites are the Okdong, the Dokok and the Hwacheon, abandoned metal mines in Korea.
Thus, these materials have been dispersed down the slope by surface erosion, wind and rain action.
According to the US National Academy of Sciences, risk assessment is the process of characterizing the adverse health effects on human exposures to environmental hazards.
Acknowledgements This work was supported by grant (M10304000003-03B4200-00300) from Ministry of Science and Technology.
Title of Publication (to be inserted by the publisher) Materials and methods The study sites are the Okdong, the Dokok and the Hwacheon, abandoned metal mines in Korea.
Thus, these materials have been dispersed down the slope by surface erosion, wind and rain action.
According to the US National Academy of Sciences, risk assessment is the process of characterizing the adverse health effects on human exposures to environmental hazards.
Acknowledgements This work was supported by grant (M10304000003-03B4200-00300) from Ministry of Science and Technology.
Online since: July 2014
Authors: Chang Sheng Zhou, Zhi Peng Hu, Ping Wang, Hao Zhu
Nowadays, concrete injury testing methods are much more than before, but most of them are restricted by the different materials layered structure of unballasted track and a certain amount of steels in track slab.
Table 1 Material parameters of unballasted track Material Density(Kg/m3) Elastic modulus (MPa) Velocity(m/s) Poisson's ratio Track plate /slab 2500 3.65e4 4000 0.2 CA mortar 1548 300 500 0.2 Support layer 2500 3.45e4 3900 0.2 In order to simulate impact stress wave, the impact force of the ball hits the track plate is taken as half-sine force.
Acknowledgements This work was supported by the Sichuan science and technology support program (2012GZ0104).
Response and application of the impact echo frequency in the grouting full degree of box girder prestressed duct[J], Highway and Transportation Science and Technology,2010,27(1):72-77 [6] Xianliang Tan,Jianping Wang.
Carino, Finite Element Studies of the Impact-Echo Response of Plates Containing Thin Layers and Voids[J], Journal of Nondestructive Evaluation,1990:28-35 [8] Mary Sansalone, Carino N J.
Table 1 Material parameters of unballasted track Material Density(Kg/m3) Elastic modulus (MPa) Velocity(m/s) Poisson's ratio Track plate /slab 2500 3.65e4 4000 0.2 CA mortar 1548 300 500 0.2 Support layer 2500 3.45e4 3900 0.2 In order to simulate impact stress wave, the impact force of the ball hits the track plate is taken as half-sine force.
Acknowledgements This work was supported by the Sichuan science and technology support program (2012GZ0104).
Response and application of the impact echo frequency in the grouting full degree of box girder prestressed duct[J], Highway and Transportation Science and Technology,2010,27(1):72-77 [6] Xianliang Tan,Jianping Wang.
Carino, Finite Element Studies of the Impact-Echo Response of Plates Containing Thin Layers and Voids[J], Journal of Nondestructive Evaluation,1990:28-35 [8] Mary Sansalone, Carino N J.
Online since: March 2015
Authors: Zhi Jia Huang, Xue Hang Jiang, Huan Huan Sun
Enterprise input purchases are classified as materials and energy with materials sub-classified as raw materials (primary) and auxiliary materials (secondary), and purchased energy divided between fuel and power based on carbon.
External transport calculates emissions from consumption of purchased raw materials, purchased auxiliary materials and purchased energy in the transport process.
Upstream phases calculate indirect carbon emissions from the consumption of purchased raw materials, purchased auxiliary materials and purchased fuel.
Science and Technology for Development, 2011,(01):30
Journal of Engineering Studies, 2012, 4(3):221-230.
External transport calculates emissions from consumption of purchased raw materials, purchased auxiliary materials and purchased energy in the transport process.
Upstream phases calculate indirect carbon emissions from the consumption of purchased raw materials, purchased auxiliary materials and purchased fuel.
Science and Technology for Development, 2011,(01):30
Journal of Engineering Studies, 2012, 4(3):221-230.
Online since: October 2011
Authors: Akihiko Kawano, Qiyun Qiao, Shintaro Matsuo, Toshihiko Ninakawa
The steel material properties are shown in Table 7.
The material grades of steel tubes and steel plates are same as the CFTR specimens.
Acknowledgements Most of this research is supported by the Japan Society for the Promotion of Science under Grant No.22360229.
Also, the steel materials in this research are provided by the Okabe Corporation and Asahi Kasei Construction Materials Corporation.
Kawano: Mechanical Behavior of the Square CFT Column Bases with Built-in Reinforcements, Journal of Habitat Engineering, Volume 3, Number 1, March (2011), pp.47-56
The material grades of steel tubes and steel plates are same as the CFTR specimens.
Acknowledgements Most of this research is supported by the Japan Society for the Promotion of Science under Grant No.22360229.
Also, the steel materials in this research are provided by the Okabe Corporation and Asahi Kasei Construction Materials Corporation.
Kawano: Mechanical Behavior of the Square CFT Column Bases with Built-in Reinforcements, Journal of Habitat Engineering, Volume 3, Number 1, March (2011), pp.47-56
Online since: January 2012
Authors: Ming Hui Guo, Lei Qin
Study on the Wood Carbon Storage in Low Carbon
Economy Construction
Lei Qin1, a, Minghui Guo1, b, *
1 Key Lab. of Bio-Based Material Science and Technology of Ministry of Education, Northeast Forestry University, Harbin, China 150040
aqinlei9999@163.com, bgmh1964@126.com
* Corresponding author.
Since the industrial revolution, the endless pursuit of economic development and material requirement from human had caused vast emissions of the main greenhouse gas carbon dioxide, and damaged the atmospheric environment badly.
Winjum, Sandra Brown and Bernhard Schlamadinger: Forest Science.
Vol. 57 (2001), p. 91 [6] Jo HK: Journal of Environmental Pollution (2002), p. 115 [7] Tianxiang Luo: Chinese main forest types biological productivity pattern and the mathematical model (Chinese Academy of Sciences, Beijing 1996).
(In Chinese) [10] Minghui Guo, Xin Guan and Jian Li: Environment Materials and Environment Management.
Since the industrial revolution, the endless pursuit of economic development and material requirement from human had caused vast emissions of the main greenhouse gas carbon dioxide, and damaged the atmospheric environment badly.
Winjum, Sandra Brown and Bernhard Schlamadinger: Forest Science.
Vol. 57 (2001), p. 91 [6] Jo HK: Journal of Environmental Pollution (2002), p. 115 [7] Tianxiang Luo: Chinese main forest types biological productivity pattern and the mathematical model (Chinese Academy of Sciences, Beijing 1996).
(In Chinese) [10] Minghui Guo, Xin Guan and Jian Li: Environment Materials and Environment Management.