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Online since: September 2007
Authors: Masakazu Okazaki, Motoki Sakaguchi
Experimental Procedures The material tested in this work is a second generation single crystal superalloy, CMSX-4, to which the solution and aged treatments were performed.
(v) Regarding the relation between LCF and TMF lives; According to the empirical law which have been established by polycrystalline materials [1-5], the TMF lives under in-phase and out-of-phase conditions are supposed to be almost comparable to the LCF lives which are measured at the maximum and at the intermediate temperatures of the TMF tests, respectively.
Okazaki: Journal of the Society of Materials Science, Japan, Vol.51, No.7, (2005), p.836 [2] T.
Online since: February 2014
Authors: Ghulam Ali, Haris Mehmood, Muhammad Omar, Tahir Zaidi, Shahzad Hussain
INTRODUCTION Rapid growths in III-N material system and its huge success in optoelectronic over the last two decades have made it focus of attention for utilization in Photovolatics (PV).
Other properties like, high absorption coefficient, high radiation resistance, and high carrier’s mobility further justify its suitability as a solar cell material.
THEORATICAL & EXPERIMENTAL PARAMETERS OF InxGa1-xN MATERIAL SYSTEM In this section, the basic parameters and equations required for the designing of InGaN based multi junction solar cells are discussed.
[3].M E Levinshtein, Sergey L Rumyantsev, Michael Shur 2001Properties of advanced semiconductor materials: GaN, AlN, InN, BN, SiC, SiGe New York Wiley p.2 [4].Ashiskumar Patel, Mark Hoffbauer, ToddWillamson, Alicia Salazar and Frank Archuleta Characterization of InGaN based Photovoltaic Devices
[6].L.Hsu and W.Walukiewicz 2008 Journal Of Applied Physics 104, 024507 [7].Lother A.Reichertz, Iulian Gherasoiu, Kin Man Yu, Joel W.Ager III, Vincent M.Kao, and Wladek Walukiewicz 2010 35th IEEE Conf. on Photovoltaic Specialists (PVSC),pp.001044 – 001047
Online since: September 2013
Authors: Xi Wang, Chang Liang Xu
Analysis on Fracture Accident of the Roll and Universal Joint Xi Wang1,a, Changliang Xu1,b 1University of Science and Technology Liaoning, Anshan114051, P.R.China aawx1870@yeah.net, bldxuchangliang@163.com Keywords: Rolling mill, Universal joint, Stress, Finite element analysis Abstract.
According to the data of universal joint shaft drawing data, label materials are BS10250-3, 30NiCr Mo8; Rm =850 MPa, Re= 640 MPa.
This stress is less than the material yield limit, so in normal operation (including the biting etc uneven load characteristics) it should not be broken.
The force caused by the torque is as follows: (7) The roller’s material is ductile iron, the allowable shearing stress is 24Mpa, therefore, the shearing stress meet the strength need.
Journal of Agricultural Mechanization Research. 2003,4:96-97.
Online since: December 2012
Authors: Zhuang Wen Wu, Guan Ming Feng, Hong Chen, Da Hong Hu
TWC is built by ceramic (basic materials, MgO2, Al2O3 and SiO2) coated with -Al2O3.
According to the carrier material and the physical and chemical properties of the coating material, it is assumed that the exhaust gas temperature, concentration and speed on the same cross section of the hole is uniform in the carrier channel, and it’s laminar flow in the channels.
And the solid energy conservation mathematical model can be written as: (4) Where: is the carrier material density; is ceramic carrier component of the specific heat; is thermal conductivity of the ceramic substrate in the direction; is the reaction heat of the -st reaction.
Automotive Catalytic Converters Flow Field Numerical Simulation and Its Application in Structural Optimization [J] Journal of the Internal Combustion Engine, 2000 [4] Zhou Yi, Liu Xinmin, Gao Weimin.
Mechanical Science and Technology 2004, 23 (8) :908-911 [7] AMESim User Manual
Online since: February 2014
Authors: Xin Yue Liu, Bing Hu, Ming Jian Luo
Introduction In-situ FTIR spectroscopy have a wide range of applications in the characterization of materials and catalysts.
It can be used for the determination of temperature-property relationship of materials,[1-3] the characterization of acid (pyridine adsorption, adsorption of ammonia), the characterization of metals and metal oxides (adsorption of CO adsorption, NO). [4-8] In-situ FTIR can also be used to study the kinetics.[9-11] In-situ FTIR cell is the key apparatus for performing the in-situ FTIR study.
Thus it is useful to measure the variation of hydroxyl of catalyst and material.
NAKASHIMA, Journal of Mineralogical and Petrological Sciences 103 (2008) 112-115
Online since: September 2007
Authors: Hidetoshi Sakamoto, Kousei Takahashi, Olivier Fournier, Kousuke Kawabata, Tetsuya Hiwatashi, Kazuyoshi Fukagawa
Formability Analysis of the Mg-alloy AZ31 Hidetoshi Sakamotoa, Olivier Fournier,Kousuke Kawabata, Tetsuya Hiwatashi, Kazuyoshi Fukagawa and Kousei Takahashib Graduate School of Science & Technology, Kumamoto University, 2-039-1 Kurokami, Kumamoto - Japan a sakamoto@mech.kumamoto-u.ac.jp, bktakahashi@kmt-iri.go.jp Keywords: Magnesium alloy AZ31 sheet; Cylindrical deep drawing; Formability.
Because of those properties, Mg alloys have been widely used even for structural components in the automobile, aerospace and electronics industry to replace some existing materials [1, 2].
Materials and Experimental method Uniaxial tensile tests were carried on an AG-25TB Autograph from SHIMAZU Co. equipped with an heating furnace.
The deep drawing apparatus is a press machine Type TM080K from AMINO Co., its main components consist of a die, a cylindrical punch (diameter 100mm) and a blank holder all made from SUS301 material which is a stainless steel alloy corresponding to X12CrNi17.7 in the European standard notation.
Higashi: International Journal of Plasticity Vol.17 (2001), p.387 [4] A.
Online since: February 2013
Authors: Jing Xian Liu, Ning Mao, Bao Zhi Chen, De Qiang Chang
But research on the thermal stability of filter media material itself has not been reported.
Proceedings of 2010(Shenyang) International Colloquium on Safety Science and Technology [C].NortheasternUniversity:,2010:5
[4] Winyu Tanthapanichakoon, Masami Furuuchi, Koh-hei Nitta, Mitsuhiko Hata, Shigehisa Endoh, Yoshio Otani, Degradation of semi-crystalline PPS bag-filter materials by NO and O2 at high temperature, Polymer Degradation and Stability, Vol.91,pp.637-1644, 2006 [5] Winyu Tanthapanichakoon, Mitsuhiko Hata,Koh-hei Nitta, Masami Furuuchi, Yoshio Otani.
Mechanical degradation of filter polymer materials: Polyphenylene sulfide.
Journal of Textile Research.Vol.31,pp.4-8,2010
Online since: June 2004
Authors: H. McD. Hobgood, Calvin H. Carter Jr., Seoyong Ha, Marek Skowronski, John W. Palmour, Stephan G. Müller, Mrinal K. Das, Michael J. Paisley, Joseph J. Sumakeris
., 4600 Silicon Drive, Durham, NC, 27703, USA 2 Carnegie Mellon University, Department of Materials Science and Engineering, 5000 Forbes Avenue, Pittsburgh, PA 15213, USA Keywords: Stacking faults, Vf drift, basal plane dislocations Abstract.
These devices provide performance levels that are unattainable with traditional semiconductor materials.
An early realization in this work was that bipolar SiC devices are very susceptible to degradation resulting from damaged or lower quality material.
For instance, since SFs propagate along basal Journal Title and Volume Number (to be inserted by the publisher) 3 planes, bipolar devices should be probed on the up-step side so that any SFs resulting from any probe tip damage extend away from the device.
Online since: November 2012
Authors: Tao Yin, Toshiro Doi, Syuhei Kurokawa, Osamu Ohnishi, Tsutomu Yamazaki, Zhi Da Wang, Zhe Tan
SiC was attracting extensive concern as a power semiconductor device material.
Acknowledgments This study was sponsored by the National Science Council of JSPS under the project No.A-2024633.
K., et al.: “A new Bell-Jar Type Controlled Atmosphere Polishing (CAP) Machine and Its Characteristics,” Journal of the JSPE, 70, 5, (2004) p.72 (in Japanese)
,et al.: “CMP of SiC Wafers as a Post-Si Power-Device (Bell-Jar Shaped CMP machine, assisted by Photocatalitic reactions under high pressure oxygen gas, and CMP characteristics of functional materials),” Proc. of the 1st International Conference on Surfcace and Interface Fabrication Technologies (ICSIF), pp/168-174, 2009
:“Basic Characteristics of a Simultaneous Double-side CMP Machine, Housed in a Sealed, Pressure-Resistance Container,” Key Engineering Materials Vols. 447-448(2010), pp61-65
Online since: July 2012
Authors: Jia Horng Lin, An Pang Chen, Po Wen Hwang
Manufacturing and Functions of Bamboo Charcoal/Stainless Steel Composite Fabric An-Pang Chen1, Po-Wen Hwang2a, Jia-Horng Lin3,4b 1 Department of Mechanical and Aeronautical Engineering, Feng Chia University, Taichung City 407, Taiwan, R.O.C. 2Department of Aerospace and Systems Engineering Feng Chia University, Taichung City 407, Taiwan, R.O.C. 3 Laboratory of Fiber Application and Manufacturing, Department of Fiber and Composite Materials, Feng Chia University, Taichung 40724, Taiwan, R.O.C. 4School of Chinese Medicine, China Medical University, Taichung 40402, Taiwan, R.O.C.
In order to improve the discomfort of metallic wire texture on the skin, staple fibers are used as the wrap material for the covered yarn.
EXPERIMENTAL Materials SS wire (King's Metal Fiber Technology Co., Ltd) has a diameter of 40μm.
Acknowledge This work would especially like to thank National Science Council of the Taiwan, for financially supporting this research under Contract NSC 99-2622-E-468-001-cc3.
Chiou: Textile Research Journal, Vol. 119, No. 10 (2002), p. 48