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Online since: October 2011
Authors: Jian Fu, Jun Jie Zhang, Yu Ge Li, Yao Jie Li, Zi Shuai Xu, Ke Dong Tang
Design Analysis Of The Gorilla Building In Zoos
Jian Fu1,a, Junjie Zhang2, Yuge Li1, Yaojie Li2, Zishuai Xu1 and Kedong Tang1
1North China university of Water Resources and Electric Power, Zhengzhou, 450045
2He Nan Century Bo Tong Engineering Consulting Co., Ltd, Zhengzhou, 450000
a tank0371@163.com
Key words: Zoo; Gorilla building; View without obstacle; Building design
Abstract.
For the sake of attract the attention of the visitors, the modern zoo invented the environmental movement for animals and made the behavior of them rich and colorful, such as provide artificial termite nest (Putting yoghourt, honey or peanut butter inside a thin tube son.) for gorillas. ④Make use of new technique, new material to imitate a true animal living environment.
Artificial material can imitate a tropical animal exhibition area, and can also imitate a desert animal or a polar animal exhibition area [2].
The gorilla building adopts energy-saving porous brick, hollow bricks as main building materials.
For the sake of attract the attention of the visitors, the modern zoo invented the environmental movement for animals and made the behavior of them rich and colorful, such as provide artificial termite nest (Putting yoghourt, honey or peanut butter inside a thin tube son.) for gorillas. ④Make use of new technique, new material to imitate a true animal living environment.
Artificial material can imitate a tropical animal exhibition area, and can also imitate a desert animal or a polar animal exhibition area [2].
The gorilla building adopts energy-saving porous brick, hollow bricks as main building materials.
Online since: October 2016
Authors: Ren Jean Liou
This research demonstrates very promising results of using compressed sensing for ultrasonic signal reconstruction
Introduction
Ultrasonic inspection is an effective tool for flaw detection/evaluation, material characteristic measurement, and environmental monitoring.
The typical principle is to transmit ultrasonic signal through the material and receive the transmitted wave at a distance for evaluation.
We first assume aluminal material is used.
The key to success of using compressed sensing for ultrasonic signal reconstruction is the choice of basis Y.
Jeniffer Michaels at the School of Electrical and Computer Engineering, Georgia Institute of Technology, USA for providing ultrasonic data in the simulations of this work.
The typical principle is to transmit ultrasonic signal through the material and receive the transmitted wave at a distance for evaluation.
We first assume aluminal material is used.
The key to success of using compressed sensing for ultrasonic signal reconstruction is the choice of basis Y.
Jeniffer Michaels at the School of Electrical and Computer Engineering, Georgia Institute of Technology, USA for providing ultrasonic data in the simulations of this work.
Online since: June 2017
Authors: Chang Ray Chen, Fei Fei Cheng, Yong Bai
Comparative Analysis of Construction Process at Building Sites
Chang-Ray Chen1, a *, Feifei Cheng2, b and Yong Bai3, c
1No. 2-6, Ln. 240, Chung-Shan Road, Shan-Hua District, Tainan City 741, Taiwan
2Department of Construction and Real Estate, Harbin Institute of Technology,
Harbin 150001, China
3Department of Civil, Construction and Environmental Engineering, Marquette University,
Milwaukee, WI 53233, U.S.A.
This has always been one of the key factors for project success, and one of the greatest risk factors and source of cost and schedule uncertainty to all parties at central and regional levels.
Oglesby et al. [4] and Liu and Song [5] defined productivity as measuring the effectiveness with which management skills, workers, materials, equipment, tools and working space are employed at, or in support of, work-face activities to produce a finished building, plant, structure, or other fixed facilities at the lowest feasible cost.
Work item Included Not included Building Mechanical System – Heating, Ventilating, and Air Conditioning (HVAC) System Installation of ductwork/equipment, supports, moving equipment/material, on-site preparation/cleaning before work, and breaks Material fabrication and transportation/cleaning site after work/inspection & testing Heating, Ventilation, and Air Conditioning System.
This has always been one of the key factors for project success, and one of the greatest risk factors and source of cost and schedule uncertainty to all parties at central and regional levels.
Oglesby et al. [4] and Liu and Song [5] defined productivity as measuring the effectiveness with which management skills, workers, materials, equipment, tools and working space are employed at, or in support of, work-face activities to produce a finished building, plant, structure, or other fixed facilities at the lowest feasible cost.
Work item Included Not included Building Mechanical System – Heating, Ventilating, and Air Conditioning (HVAC) System Installation of ductwork/equipment, supports, moving equipment/material, on-site preparation/cleaning before work, and breaks Material fabrication and transportation/cleaning site after work/inspection & testing Heating, Ventilation, and Air Conditioning System.
Online since: July 2004
Authors: M X Pan, Wei Hua Wang, Tatsuya Okada, Yan Hui Zhao, W. Utsumi, De Qian Zhao, Yong Hu
INTRODUCTION
Much work has been done to prepare iron-based bulk amorphous alloys for important application
as the functional and engineering materials [1, 2].
EXPERIMENTAL PROCEDURE The master alloys with nominal compositions of Fe61Co7Zr10Mo5W2B15 and Fe74Al4Sn2P12Si4B4 were prepared by arc melting raw materials under a Ti-gettered argon atmosphere.
Acknowledgements The authors are grateful for the financial support of the National Science Foundation of China (Granted Nos.: 10174088 and 50031010), the Key Project of the Beijing Science and Technology Program (Contract No.: H02040030320) and the National High Technology Research and Development Program of China (Contract No.: 2001A A320703).
EXPERIMENTAL PROCEDURE The master alloys with nominal compositions of Fe61Co7Zr10Mo5W2B15 and Fe74Al4Sn2P12Si4B4 were prepared by arc melting raw materials under a Ti-gettered argon atmosphere.
Acknowledgements The authors are grateful for the financial support of the National Science Foundation of China (Granted Nos.: 10174088 and 50031010), the Key Project of the Beijing Science and Technology Program (Contract No.: H02040030320) and the National High Technology Research and Development Program of China (Contract No.: 2001A A320703).
Online since: June 2014
Authors: L. Chen, C. Luo, Y.M Chen, Z.G. Li, B. Yang, Qiang Wan
Chen1, B.YANG1†
1 School of Power & Mechanical Engineering, Wuhan University, Wuhan 430072, China
2 CPI JiangXI Nuclear Power Co., LTD, Jiangxi 332000, China
Key words: T91 steel; carbides size; quantity; distribution function
Abstract: The high temperature crept tests of T91 steel have been conducted under two different stresses and temperatures.
Introduction As the representative of new generation high-Cr ferritic heat-resistant steel, T91 has been widely used as the structural materials in superheater and reheater tubes of supercritical boiler for more than ten years[1-2].
Hawk, Effect of Creep in Advanced Materials for Use in Ultrasupercritical Power Plants, ECCC Creep Conference, Zurich. (2009) 31–43
Introduction As the representative of new generation high-Cr ferritic heat-resistant steel, T91 has been widely used as the structural materials in superheater and reheater tubes of supercritical boiler for more than ten years[1-2].
Hawk, Effect of Creep in Advanced Materials for Use in Ultrasupercritical Power Plants, ECCC Creep Conference, Zurich. (2009) 31–43
Online since: August 2011
Authors: Yong Liang Ji, Zheng Xu, Ming Li, Cong Luo, Wei He
Application and Evaluation of Halbach-like Magnet Arrays
to Magnetic Drug Targeting
He Wei1,a, Ji Yongliang1, b ,and Xu Zheng1, Li Ming2 and Luo Cong2
1 State Key Laboratory of Transmission and Distribution Equipment and System Security and New Technology, The Electrical Engineering College, Chongqing University.
Materials and Methods The motion of magnetic particles within the body is mainly controlled by the combination of magnetic force and a hemodynamic drag force due to blood flow.
Permanent magnets are compact, low maintenance, and low cost, and it has been proved that they are the most suitable material for compact MDT instruments despite their field weak relative to electromagnets and superconductors.
The magnetic material was assumed to be NdFeB-38 (permeability is 1.049, coercivity Hc=911 kA/m), assuming a linear B vs.
Materials and Methods The motion of magnetic particles within the body is mainly controlled by the combination of magnetic force and a hemodynamic drag force due to blood flow.
Permanent magnets are compact, low maintenance, and low cost, and it has been proved that they are the most suitable material for compact MDT instruments despite their field weak relative to electromagnets and superconductors.
The magnetic material was assumed to be NdFeB-38 (permeability is 1.049, coercivity Hc=911 kA/m), assuming a linear B vs.
Online since: November 2012
Authors: Fei Yan, Yao Fang Xuan, Xiao Ping Dong, Dong Jiao Zhao, Feng Na Xi
Self-assembled Combination of Graphene with Au Nanoparticle-doped Copper-hexacyanoferrate Multilayer for Sensitive Detection of Hydrazine
Dongjiao Zhao1,2, Fei Yan1,2, Yaofang Xuan1,2, Xiaoping Dong1,2, Fengna Xi1,2*
1Department of Chemistry, Zhejiang Sci-Tec University, Hangzhou 310018, China
2Key Laboratory of Advanced Textile Materials and Manufacturing Technology of Education Ministry,
Zhejiang Sci-Tec University, Hangzhou 310018, China
*Email Address: xx19811981@126.com
Keywords: Graphene, Au nanoparticle-doped copper hexacyanoferrate multilayer, Self-assembly, Hydrazine.
A variety of chemically modified electrodes based on different hexacyanoferrate (HCF) hybrid materials have been applied for the detection of hydrazine.
Acknowlegedgments The authors gratefully acknowledge the financial support from the National Natural Science Foundation of China (No. 21001093, No. 20805043), the Zhejiang Provincial Natural Science Foundation of China (Y4110418), the Science Foundation of Zhejiang Sci-Tech University (0913848-Y) and Zhejiang Provincial Top Key Academic Discipline of Applied Chemistry and Eco-Dyeing & Finishing Engineering (ZYG2010013).
A variety of chemically modified electrodes based on different hexacyanoferrate (HCF) hybrid materials have been applied for the detection of hydrazine.
Acknowlegedgments The authors gratefully acknowledge the financial support from the National Natural Science Foundation of China (No. 21001093, No. 20805043), the Zhejiang Provincial Natural Science Foundation of China (Y4110418), the Science Foundation of Zhejiang Sci-Tech University (0913848-Y) and Zhejiang Provincial Top Key Academic Discipline of Applied Chemistry and Eco-Dyeing & Finishing Engineering (ZYG2010013).
Online since: June 2012
Authors: Long Tu Li, Xiao Hui Wang, Zhi Bin Tian, Guo Feng Yao, Jin Yong Kim, Hui Ling Gong
Preparation of Nano BaTiO3-Based Dielectric Ceramics by Different Sintering Methods
Huiling Gong1, a , Xiaohui Wang 1, b, Jinyong Kim 1, c, Zhibin Tian2, d ,
Guofeng Yao1, e and Longtu Li1, f
1State Key Lab of New Ceramics and Fine Processing, Department of Materials Science and Engineering, Tsinghua University, Beijing 100084, China
2General Research Institute for Nonferrous Metals, R&D Center for Vehicle Battery and Energy Storage, Beijing 100088, China
agonghl10@mails.tsinghua.edu.cn, bwxh@tsinghua.edu.cn, fllt-dms@tsinghua.edu.cn
Keywords: BaTiO3; MLCCs; Microstructure; Dielectric properties.
The doping effects of rare-earth element holmium on modifying the dielectric constant-temperature (K–T) properties of the non-reducible BaTiO3 materials were studied.
The doping effects of rare-earth element holmium on modifying the dielectric constant-temperature (K–T) properties of the non-reducible BaTiO3 materials were studied.
Online since: September 2014
Authors: Li Zhang, Fu Min Wang, Zan Peng Zhang, Yun He, Peng Wang
., Chongqing 400067, China
awangpeng@cmhk.com
Key word:prestressed concrete; beam bridge; steel strand; corrosion; time-dependent model
Abstract.
Canadian Journal of Civil Engineering, Vol.28 (2001), p.673-683
Proceeding of 20th Australasian Conference on the Mechanics of Structures and Materials.
Journal of Building Materials, Vol.13, No.2 (2010), p.169-174.
Canadian Journal of Civil Engineering, Vol.28 (2001), p.673-683
Proceeding of 20th Australasian Conference on the Mechanics of Structures and Materials.
Journal of Building Materials, Vol.13, No.2 (2010), p.169-174.
Online since: April 2016
Authors: Lin Xu, Jian Ning Ding, Xiao Jing Xu, Zhen Huang, Xiao Ya Niu, Ni Na Han
The Effect of Current Density to Surface Morphology and Component of Micro-arc Oxidization Ceramic Coating of Pure Titanium
Lin Xu1,a, Jian-ning Ding2,b, Zhen Huang3,c, Ni-na Han3,d, Xiao-jing Xu3,e
and Xiao-ya Niu3,f
1Center of Micro/Nano Science and Technology, Jiangsu University, Zhenjiang 212013, China
2Changzhou University , Changzhou 213164,China
3School of Mechanical Engineering, Jiangsu University, Zhenjiang 212013, China
afgmnxl@163.com, bdingjn@ujs.edu.com, c807757333@qq.com, d2297636202@qq.com, eXjxu67@ ujs.edu.com, f593790127@qq.com
Keywords: Pure titanium, Micro-arc oxidization(MAO), Current density, Microscopic structure, Component
Abstract.
Introduction Titanium and titanium alloy material have disadvantages such as release of metal ions, dissatisfactory abrasion resistance, low bonding strength with host bone and low hardness, which limits its widely clinical use [1-3].
Experiments Base material pretreatment.
The experimental material is pure titanium TA2 (GB/T3620.1-2007).
Acknowledgements This work was jointly supported by the Key Natural Science Foundation of the Jiangsu Higher Education Institutions of China (Grant no. 11KJA430004), the Natural Science Foundation of the Jiangsu Higher Education Institutions of China (12KJD460002) and Creative Research Program for Graduate of Jiangsu University(1291110038).
Introduction Titanium and titanium alloy material have disadvantages such as release of metal ions, dissatisfactory abrasion resistance, low bonding strength with host bone and low hardness, which limits its widely clinical use [1-3].
Experiments Base material pretreatment.
The experimental material is pure titanium TA2 (GB/T3620.1-2007).
Acknowledgements This work was jointly supported by the Key Natural Science Foundation of the Jiangsu Higher Education Institutions of China (Grant no. 11KJA430004), the Natural Science Foundation of the Jiangsu Higher Education Institutions of China (12KJD460002) and Creative Research Program for Graduate of Jiangsu University(1291110038).