cermet造句

• In this paper , we research the effect of particles size on optical properties of cermet films that consist of mgf2 matrix and embedded noble metal nanoparticles
  本论文主要对贵金属颗粒嵌埋在mgf _ 2陶瓷基体形成的金属陶瓷薄膜光学性质的尺寸效应进行了研究。
• Until now , many methods have been applied in the preparation of nanosized wc - co powder , but it is difficult to get nanocrystalline wc - co cermet by sintering
  但是迄今为止，研究者虽然可以通过各种方法制备纳米wc - co粉末，却在烧结制备纳米晶wc - co硬质合金方面遇到了很多困难。
• While the fodri chapter was the focal point , in which the preparation , microstructure and photoelectric properties of cu - mgf , cermet films were discussed in detail
  膜的微结构、光学常数和应力特性；第四章是本文的重点，详细论述了cll mgf 。系列样品的制备、微结构和光电特性。
• We compare the theoretical results with the experimental results and discuss the applicability of the three effective medium theories to nanoparticles cermet films
  我们将理论计算结果同用椭圆偏振光谱仪得到的实验值进行了比较，讨论了三种有效介质理论对不同微结构薄膜体系的适用性。
• The sintering time also affects the specimens " properties . nano - composite wc - co powder can be hot press sintered to cermet whose hra is 94 . 6 and trs is 1183 mpa under 1350 for 2 hours
  最终烧结实验表明纳米复合wc - co粉末1350保温2小时条件下的热压烧结可以获得抗弯强度为1183mpa ，洛氏硬度为94 . 6的硬质合金。
• Material scientists over the world are having been working earnestly and consciously to seek out materials having both qualities of metal and nonmetal . zro2 - ni cermet materials have been widely used in the sofc and fgm areas
  将金属的高强度、高韧性、高电导与陶瓷的高硬度、耐高温、耐腐蚀性能完美结合，从而制备出金属陶瓷是各国材料研究者梦寐以求的目标。
• Using in situ formation of ternary boride base cermets hard phases through chemical reactions and sinterbonding onto steel substrates though liquid sintering we successfully prepared a kind of ternary boride base cermet
  摘要通过化学反应将原料粉来生成三元硼化物硬质相并通过液相烧结烧与钢很好的结合，用这种工艺成功地在钢基体上涂覆了预压制的三元硼化物基金属陶瓷。
• The optimum annealing temperature 350 ? and the best keeping warm duration 40 minutes were obtained by studying crossly the ed samples of cu ( vol20 % ) mgf2 . the prepared cu - mgf2 cermet films were all sintered under that condition
  通过对cu ( vol20 ) mgf _ 2的电镜样品经用同一退火温度不同保温时间以及不同退火温度相同保温时间的交叉研究得出：最佳退火温度为350 ，最佳保温时间为40min 。
• The mechanism of corrosion and erosion resistance of nicr alloy and cermet coatings were explored and their performance were compared with 20g , 20g covered by dope and the coatings of fecral , nicrti used widely at present
  并将由这些新的涂层材料和目前广泛使用的fecral ， nicrti以及与未加以保护的20g基体和刷涂料保护的20g在抗高温氧化、高温腐蚀、耐冲蚀磨损和热震性等方面加以比较。
• Cu ( vol20 % ) mgf2 cermet film was also sputtered and meas ured and analyzed by xps , the results showed that the volume fraction of cu was 22 . 6 % , which was very close to that of theoretical calculation and the longitudinal distribution of cu component was even
  用x射线光电子能谱xps对其中某一组分cu ( vol20 ) mgf _ 2样品进行刻蚀测量表明： cu的体积百分比约为22 . 6 ，与实验预测相当接近，且样品的组分纵向分布均匀。
• Results show that zro2 - ni cermet has clear crystalline interface and uniform distribution . its crystal size is 0 . 3 p m . through analyzing the data of specific heat of zro2 - ni cermet , it reveals that adulterating cobalt can enhance the wetting quality of ni and zro2
  用xrd 、 sem研究了zro _ 2 - ni - co金属陶瓷的相结构和形貌，确定了合适的烧结温度，结果表明，材料的晶粒大小和分布十分均匀，晶界清晰，粒度在0 . 3 m左右。
• Duxing researching the preparation , microstructure and photoelecttic properties of cu - mgf , cermet films , the microstructure , optical and stress properties of cu films prepared by dc magnetron sputtering and mgf , by ar magnetron sputtering were also studied
  作为cu又复合纳米金属陶瓷薄膜的制备、微结构及光电特性研究的基础，研究了不同厚度直流磁控溅射cll膜和射频磁控溅射mgf 。膜的微结构、光学常数以及应力特性。
• The infrared results showed that the ir characteristic value l080cm - lof cubic crystal sio , and the absorption peak 460cm - l of mgf , caused by the interaction between f - - mg ' + - p elastic vibration and photon radiation , appeared in the ir spectra . ellipsometric analysis showed that the typical absorption peaks 58lnm , 589nm and 606nm , resulting from the surface plasma resonance of cu panicles and reflecting the absorption on composite film system , appeared in the extinction coefficient k curves of cu ( voll5 % ) mgf , , cu ( vol20 % ) mgf , and cu ( vol30 % ) mgf , cermet films , respectively . with the component of cu increasing , the peak site presented red shift , which was in accordance to the results of ultraviolet - visible spectra
  椭偏测试分析表明： cu ( vol15 ) mgf _ 2 、 cu ( vol20 ) mgf _ 2和cu ( vol30 ) mgf _ 2样品的消光系数k曲线中出现了反映复合金属陶瓷体系吸收的由cu金属颗粒表面等离子体共振引起的吸收峰，峰位分别为581nm 、 589nm和606nm ，呈现红移，这些与紫外-可见光谱测试结果相一致；此外， cu - mgf _ 2复合纳米金属陶瓷薄膜光学常数的实验值与考虑尺寸效应修正过的mg理论值总体上符合得很好。
• In this study , the preparing processes of zro2 - ni nanocrystalline composite powder aremixing the nickel salt , zirconium salt and stabilizer , solvent ( distilled water ) together to prepare the mixing solution according to certain ratio ; commingling the mixing solution , coordination solution of carboxylic ammonia , intrusion aid in accordance with certain rate to form sol , drying the sol and turning it into gel , pre - sintering the gel to get the zro2 - nio powder and gaining zro2 - ni nanocrystalline composite powder by reducing the zro2 - nio powder . xrd , x - ray wide - angle diffractometer , bet , sem , tem , hrtem analyses are used to study the zro2 - ni nanocrystalline composite powder and zro2 - ni cermet . the sintering temperature is determined
  本研究的zro _ 2 - ni纳米复合粉末的制备方法如下：将镍盐、锆盐、稳定剂和溶剂(水)按所需成分配成混合溶液，再将混合溶液、外加剂和氨羧络合剂按比例混合形成溶胶，溶胶经干燥成为凝胶，凝胶经预烧得到zro _ 2 - nio纳米粉，将该氧化物粉还原得到zro _ 2 - ni纳米复合粉。
• The experiments showed that wc and vc can dissolve mutually in the carbonizing reaction . when wc ' s content exceeds vc ' s , vc will dissolve into wc and make wc ' s crystal lattice bring aberrance and become wc1 - x , contrarily when vc ' s content exceeds wc ' s , wc will dissolve into vc and also make vc ' s crystal lattice bring aberrance . the surface cermet composite has high rigidity and well wear - resistance
  ( 7 )采用铸造烧结技术，通过加入毗颗粒和v班一vc的原位放热反应成功制取了碳化物陶瓷质量百分数超过60 %的表面金属陶瓷材料，实验证实wc与高温碳化反应生成的vc相互可以很好的固溶，当wc的含量超过vc时， vc可以固溶到wc中，使wc的晶格发生畸变，成为昵卜: ，反之当vc的含量超过wc的含量时， wc可以固溶到vc中，也会造成vc的晶格畸变。
• In the thesis , we developed new alloy and cermet coating materials by adjusting the content of cr in ni and add some amount of si and cr _ ( 3 ) c _ ( 2 ) . the test of high temperature oxidation and corrosion , erosion , bonding strength , hardness , thermal cycling and thermal shock of coatings tests were carried out in this study
  我们通过调整nicr合金中cr的含量，以及在nicr合金中加入适量固溶强化元素si形成新型nicr基合金涂层材料，以及加入cr _ 3c _ 2陶瓷形成nicr基金属复合陶瓷涂层材料。
• What ' s more , optical constants of cu - mgf , cermet films were stlldied both theoretically and experimentally . a reasonable agreemeflt was approached between the revised mg theoretical and the experimental results . the electric research showed that the percolation thieshold ql should be between l5 % and 20 %
  用变温四引线技术测量薄膜的电阻-温度曲线，分析表明：实验制备的cu - mgf _ 2复合纳米金属陶瓷薄膜的渗透阈q _ m ~ c应处于15和20之间，样品cll卜） mgf 。
• The vc - fe surface composite shows high wear - resistance , it ' s wear - resistance is 4 . 20 times as that of chilling respectively . with the content of v increasing , it ' s rigidity and wear - resistance increases continually . more vc grains gained , and well distributed , better wear - resistance the vc - fe surface composite will show . ( 7 ) surface cermet composite was formed by the means of cast - sintering technique , with the help of adding wc grains and the quantity of heat sent out from the reaction v + c vc , the carbide cermet quality percent exceeds 60 %
  在重载干滑动摩擦条件下， vc一fe表面复合材料显示了很高的耐磨性，其相对耐磨性是可淬硬铸铁的4 . 2倍:随着含v量的增加， vc一fe表面复合材料的铸态硬度和耐磨性不断提高， vc颗粒越多，分布越均匀，表面复合材料的耐磨性就愈好。
• For xrd , ellipsometry examinations , single - side - polished si ( lll ) wafers were used as substrates and for resistance measurement , glass was used and for infrared examination , double - side - polished si ( lll ) wafers were used and for ultraviolet - visible spectrophotometry , double - side - polished quartz wafers were used and for tem micrograph and electron diffraction pattern observation , cu nets deposited by formvar film were used . the cu - mgf2 cermet films were from 50 to 600nm thick
  用于xrd分析、椭偏测量的单抛si ( 111 )晶片和电阻测试的载玻片上淀积膜厚约为600nm ；用于ir测试的双抛si ( 111 )晶片和uv测试的石英玻璃片上淀积膜厚约为250nm ；用于透射电镜分析的样品则淀积在400目铜网上的支撑formvar膜上，膜厚约为50 100nm 。
• Due to their unique optical , electrical properties and potential applications based on quantum size effect , small size effect and interface effect , cermet films consisting of ceramic matrix and embedded metal nanoparticles are attracting increasing attention for both fundamental and practical reasons
  作为一类新型的功能薄膜材料，由纳米金属微粒镶嵌于陶瓷基体中所构成的金属陶瓷薄膜，由于量子尺寸效应、小尺寸效应、界面效应而具有独特的光电特性和良好的应用前景，正在引起材料学界的极大关注。