Science Discovery

Volume 6, Issue 4, August 2018

  • The Influence of the Substitution Rate of Mixed Material in Green Concrete

    Liu Wenyan, Meng Yubing, Lu Yue, Wang Zhenlin, Wang Yanzeng

    Issue: Volume 6, Issue 4, August 2018
    Pages: 224-230
    Received: 19 July 2018
    Published: 20 July 2018
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    Abstract: In order to meet the needs of long-term sustainable development of the country, concrete greening has become more and more important in the environment of energy conservation and emission reduction and environmental protection. The use of concrete admixtures can greatly reduce the amount of cement, and it can improve the concrete's flexibility and ... Show More
  • Research on the Catalyst Used for Vertical Aligned Carbon Nanotube Arrays Prepared by Catalytic Chemical Vapor Deposition

    Zhao Jingze, Liu Rongjun, Wang Yanfei, Cao Yingbin

    Issue: Volume 6, Issue 4, August 2018
    Pages: 231-242
    Received: 19 July 2018
    Published: 20 July 2018
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    Abstract: Process control of the oriented growth of vertical aligned carbon nanotube arrays and prepara­tion of various ordered structure of carbon nanotube films is the major challenge for prac­tical application. In order to better understand the parameters governing the catalytic properties of the catalytic nanoparticles, this paper summarizes the advances... Show More
  • Study on the Content of Dietary Fiber in Barley Leaf Powder

    Songling Cai, Zhanghua Liao

    Issue: Volume 6, Issue 4, August 2018
    Pages: 243-248
    Received: 19 July 2018
    Published: 20 July 2018
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    Abstract: Barley leaves are rich in dietary fiber, vitamins, proteins, minerals and other nutrients. They are the most popular functional foods in Hongkong, Japan, North America and Southeast Asia in recent years. The dietary fiber has become a hot subject for the research of the food industry with its physicochemical property and the prevention of high bloo... Show More
  • Preparation of Poly (N,N-diphenyl-4-amine) as the Cathode and Its Electrochemical Properties

    Chang Su, Bing Han, Yue Sun, Guosheng Wang, Lihuan Xu

    Issue: Volume 6, Issue 4, August 2018
    Pages: 249-256
    Received: 9 August 2018
    Published: 10 August 2018
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    Abstract: Triphenylamine as well as its polymer have been applied in the fields of photoelectricity and energy storage. In this paper, the pyridine ring structure was introduced into the triphenylamine structure to successfully synthesize N, N-diphenyl-4-amine monomer (DPN), and the its single crystal was then cultured. And its homopolymer (PDPN) was further... Show More
  • Preparation and Bending Strength of Micro-Laminated TiC/Ti Composites

    Tan Youde, Cheng Xingwang, Xu Ziqi

    Issue: Volume 6, Issue 4, August 2018
    Pages: 257-262
    Received: 9 August 2018
    Published: 10 August 2018
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    Abstract: Ceramic materials have some shortcomings such as intrinsic brittleness and poor reliability, which limit the application in the field of structure. The laminated composites are composed by ceramics and metals according to the principle of bionics, and the advantages of metals and ceramics can be excellently utilized to greatly improve the toughness... Show More
  • Research on Filling Channel of ESC by Fixed Consumable Electrode Filling Method

    Wang Jun, Chang Guowei, Chen Rui

    Issue: Volume 6, Issue 4, August 2018
    Pages: 263-267
    Received: 9 August 2018
    Published: 10 August 2018
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    Abstract: This study takes the consumable electrode, slag bath, and ingot as investigated objects. Mathematical models is established based on the convection thermal transfer equation of the slag bath, the thermal conduction equation of the ingot, and the melt flowing equation,meanwhile the appropriate electromagnetic field, thermal boundary conditions are a... Show More
  • Research Progress and Application of Multiferroic Magnetoelectric Composite Thin Film

    Ziwei Lian, Jing Zhu, Men Kuo

    Issue: Volume 6, Issue 4, August 2018
    Pages: 268-275
    Received: 9 August 2018
    Published: 10 August 2018
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    Abstract: Magnetoelectric composites are room-temperature functional materials for magnetics-electric energy conversion, which can be applied in ME sensors, microwave devices, memories and so on. Multiferroic composite thin film of ferroelectrics and magnets have attracted ever-increasing interest with the application of thin film materials in microelectroni... Show More
  • Preparation of Ferricyanic Acid Doped Aryl Amine Copolymer and Its Electrochemical Properties

    Lihuan Xu, Jiaojiao Ma, Yue Sun, Pengju Guo, Bing Han, Guosheng Wang, Chang Su

    Issue: Volume 6, Issue 4, August 2018
    Pages: 276-282
    Received: 9 August 2018
    Published: 10 August 2018
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    Abstract: In this paper, five hybrid copolymers of HCF/PANI,HCF/P(ANI:pPD=5:1),HCF/P(ANI:pPD=3:1),HCF/P(ANI:pPD=1:1),HCF/PpPD were prepared by in-situ synthesis using the prepared ferricyanic acid (HCF) as doping acid with electrochemical activity. The prepared hybrid material was further applied as cathode electrode to prepare lithium battery. And the struc... Show More
  • Principles and Applications of Magnetic Sensors Based on Magnetic-Sensitive Materials

    Kuo Men, Jing Zhu, Ziwei Lian

    Issue: Volume 6, Issue 4, August 2018
    Pages: 283-289
    Received: 9 August 2018
    Published: 10 August 2018
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    Abstract: The core of most magnetic sensors are magnetic-sensitive materials. Magnetic-sensitive materials are sensitive to magnetic field, which could convert magnetic energy into other forms of energy. Magnetic-sensitive materials are including magnetoresistance materials, multiferroic materials, soft magnetic materials and so on. Different magnetic-sensit... Show More
  • Multi-Granulation Decision-Theoretic Rough Set Based on Maximal Consistent Relation

    Fan Bingbing, Li Jin, Chen Xicheng, Liu Mengbo, Gu Jinghao, Liu Ming

    Issue: Volume 6, Issue 4, August 2018
    Pages: 290-297
    Received: 9 August 2018
    Published: 10 August 2018
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    Abstract: In incomplete information system, combining the advantages of maximal consistent relation and multiparticle theory, this paper proposed the multi-granulation decision–theoretic rough set based on maximal consistent relation based on consistent relation. Firstly, this paper define variable precision maximal consistent relation and dual-variable maxi... Show More
  • Fundamental Frequency (F0) Fusion Transformation-Based on BLSTM for Voice Conversion

    Miao Xiaokong, Zhang Xiongwei, Sun Meng

    Issue: Volume 6, Issue 4, August 2018
    Pages: 298-305
    Received: 9 August 2018
    Published: 10 August 2018
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    Abstract: For the current speech conversion algorithms based on neural networks, the method of using the mean-variance linear transformation fundamental frequency (F0) can easily cause some “mechanical tones” and strange adjustments in the converted speech, and the similarity of the transformed speech is low. This paper proposes the nonlinear mapping of F0 u... Show More
  • Whitening Efficacy Evaluation of the Multi-Herb

    Lu Yi-na, Yang Ya-di, Lin Meng-gan, Xie Zhi-yong

    Issue: Volume 6, Issue 4, August 2018
    Pages: 306-311
    Received: 9 August 2018
    Published: 10 August 2018
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    Abstract: The multi-Herb (mH) was prepared from 4 plant extracts including Phyllostachis Bambusoides, Sophora Flavescens Root, Lycium Barbarum Fruit and Pyracantha Fortuneana Fruit through ethanol extraction, filtration and concentration. Focus on tyrosinase activity and melanin content, mH repressed the activity of tyrosinase from mushroom and B16F1 cells t... Show More