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    Properties of ZTA Ceramics Made with Microwave and Conventional Sintering Method
    常压烧结与微波烧结ZTA陶瓷性能
    Influences of Microwave and Conventional Sintering on the Wear Behavior of Al_2O_3-ZrO_2 Ceramics
    微波烧结和常压烧结对Al_2O_3-ZrO_2陶瓷磨损行为的影响
    Almost full dense ceramics with the specific gravity greater than 2.7 g/cm3 were obtained after conventional sintering.
    在Li_(1.3)Al_(0.3)Ti_(1.7)(PO_4)_3和Li_(1.3)Ga_(0.3)Ti_(1.7)(PO_4)_3都可以获得体积密度为2.70g/cm~3的试样。
    Just because of getting no high dense MgB_2 bulks with conventional sintering methods, scientists are finding a simple technique to fabricate MgB_2 bulks.
    由于传统烧结法无法获得高致密MgB_2块体,迫切需要发展一种简单的工艺来制备MgB_2超导体。
    Pretreatment at or higher than the complete formation temperature of SBN could prevent the abnormal grain growth(2) Sr_(0.7)Ba_(0.3)Nb_2O_6 ceramics (SBN70) were prepared by using conventional sintering techniques from nitrate precursor and carbonate precursor.
    (2)采用硝酸盐前驱体与碳酸盐前驱体制备Sr_(0.7)Ba_(0.3)Nb_2O_6陶瓷,实验发现两者结构演化规律相似;
    The microwave sintering process only cost two hours, and final sintering temperature had a decrease of 50 ℃ to 100℃ compared with conventional sintering.
    与常规烧结相比,微波烧结过程只需约2小时,致密化温度降低50~100℃。
    This is a summarize article to introduce the rapid developing technology-microwave sintering,it mainly introduced the mechanism of microwave sintering of Al 2O 3 and ZrO 2.It is discovered that there is no essential different between microwave sintering and conventional sintering of Al 2O 3 and ZrO 2 ceramic.
    本文是综述文章,介绍了近十几年来发展较快的微波烧结技术,及微波烧结时 Al2 O3 、 Zr O2 等材料的微波烧结机理。
    The ZnO varistor ceramics with different contents of Sb 2O 3 doped were prepared by means of conventional sintering technology.
    制备了掺有Sb2 O3 不同掺杂量的ZnO压敏陶瓷样品 .
    The Ba 0.80 Sr 0.20 TiO 3 ceramics with grain size 0.8-15 μm were prepared by microwave sintering and conventional sintering. The grain size effect on the dielectric properties and ferroelectric properties of the ceramics were measured and discussed.
    利用微波烧结技术和传统烧结技术制备了晶粒尺寸在 0 .8~ 15 μm的Ba0 .80 Sr0 .2 0 TiO3陶瓷 ,并对样品的介电特性和铁电特性进行了测试 ,分析了晶粒尺寸对材料介电和铁电性能的影响 .
    Yttria_zirconia ceramic with the mole fraction of 2% of yttria (2Y_TZP ceramic) was sintered by microwave and conventional sintering methods.
    用微波和常规方法烧结了Y2 O3掺杂量为 2 % (摩尔分数 )的ZrO2 陶瓷 (2Y_TZP陶瓷 ) .
    The highest densities of Bi_(4)Ti_(3)O_(12) ceramics prepared by using conventional sintering process for the powders synthesized by solid state and hydrothermal methods are 7.94 g/cm~(3) (98%) and 7.67 g/cm~(3) (95.6%) respectively.
    固相合成和水热合成钛酸铋粉体普通烧结后的最高体密度分别为 7.94g/cm3(98% )和 7.67g/cm3(95 .6% )。
    The dielectric constant (4 224) of the millimeter wave sintering samples at 900 ℃ for 15 min is much higher than that(3 655) of the conventional sintering samples at 1220 ℃ for (15 min), while the relative density of both samples is near,88.7 % for the former and 89.6% for the latter.
    900℃毫米波烧结15min的样品与1220℃常规烧结15min样品的相对密度相近(分别为88.7%和89.6%),而前者的介电常数(4224)远高于后者(3655)。
    The electrical (conductivity) of sample increased with the increasing of sintering temperature and decreasing of the content of Ca~(2+), higher than 500 S/cm and bigger than maximum 100 S/cm from conventional sintering method in the range of 500~800 ℃.
    样品的电导率随着烧结温度的升高和Ca2+含量的减少而变大,在500~800℃范围内,大于500S/cm,高于固相合成法的电导率最大值100S/cm。
    The results also indicated that the electrical conductivity of the LSCCF sample increases with increasing sintered temperatures and the content of strontium. From 600℃ to 800℃, the minimum of electrical conductivity of La0.7Sr0.15Ca0.15Co0.9Fe0.1O3-δ by microwave sintering method was 672 s/cm and it is higher than 425 S/cm of conventional sintering method.
    电导率测量结果表明:随着烧结温度的升高和Sr2+含量的增加,LSCCF样品的电导率变大,600℃~800℃范围内微波烧结制备的La0.7Sr0.15Ca0.15Co0.9Fe0.1O3-δ样品的电导率最小值为672S/cm,且高于常规固相烧结制备的相同组成样品的电导率最小值425S/cm。
    Sr_(0.7)Ba_(0.3)Nb_2O_6 ceramics(SBN70) were prepared by using conventional sintering techniques from nitrate precursor(NSBN70) and carbonate precursor(CSBN70).
    采用不同前驱体:Sr(NO3)2,Ba(NO3)2,Nb2O5(NSBN70)和SrCO3,BaCO3,Nb2O5(CSBN70)用传统烧结方法制备Sr0.7Ba0.3Nb2O6陶瓷。
    The La_ 0.67Sr_ 0.33MnO_3 powder was synthesized by self- propagating high temperature synthesis (SHS) method. The influence of the process and two different sinered methods (conventional sintering and spark plasma sintering) on the microstructure and sinterable properities were discussed.
    利用自蔓延高温合成技术(self-propagating high temperature syntheris,SHS)合成La0.67Sr0.33MnO3粉体,探讨了自蔓延合成工艺对粉体结构及放电等离子体(spark plasma sintering,SPS)和普通烧结对La0.67Sr0.33MnO3粉体烧结性能和陶瓷显微结构的影响。
    Temperature Stability of PZT-PZT Ceramics Prepared by Hot-pressing and Conventional Sintering Techniques
    热压和常压烧结PZN-PZT陶瓷的温度稳定性
    It was discovered for the first time that the microwave sintering samples have lower dielectric loss comparing with conventional sintering samples, the result is significant for preparing the higher Signal-to-Noise pyroelectric sensor.
    实验首次发现,微波烧结获得的细晶粒陶瓷的介电损耗远小于传统工艺制备的样品,这一特性对于制备低噪声、高探测率的热释电材料具有重要的应用价值。
    894t -m"2 *h~', the solid fuel exhaust was 54.07kg ?t"1, the FeO content was 8.99%, and the results of the conventional sintering process also indicates that with the increase of total iron content and the decrease of SiC>2 content, the mechanical strength and yield of sinter decreases, and can't reach the demand of morden BF.
    通过考查分流制粒时间、水分分加、燃料分加等多种措施及相应工艺参数对烧结矿产质量的影响,试验结果表明,采用分流制粒工艺后,烧结混合料中细颗粒比常规工艺明显减少(-3mm粒级含量由48%减少32%),中间粒级明显增多,准颗粒的加权调和平均粒径增大,混合科层气体阻力减小,烧结过程透气性得到改善。
    The comparison between the magnetic properties of NdFeB magnet by microwave magnetic field sintering and those of magnet by conventional sintering technology shows that the Brwas improved 50%, the Hcb was improved 8%, and the Ms was improved 40%.
    将微波磁场烧结的磁体与常规烧结磁体进行磁性能比较表明:微波磁场烧结出的磁体剩磁提高了将近50%,矫顽力提高了8%,饱和磁化强度提高了40%。
 

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