po4
- 网络四面体;中心离子配位四面体
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Thermal shock resistance of low thermal expansion ceramics ca_0.5sr_0.5zr_4 ( po4 ) _6
Ca(0.5)Sr(0.5)Zr4(PO4)6低膨胀陶瓷的抗热震性
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Adding a kind of composite additive consisting of organic polymers and inorganic salts with Fe , Al , PO4 ;
掺加由有机聚合物和含Fe、Al、PO4的无机盐组成的复合外加剂;
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Phosphorous acid is the acid anhydride of orthophosphoric acid ( H3 PO4 ) .
五氧化二磷是正磷酸(H3PO4)的酸酐。
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The results show that the sintering temperature and time play an important role in the crystal structure and morphology of Li3V2 ( PO4 ) 3 .
结果表明烧结温度和时间对Li3V2(PO4)3的晶体结构和形貌有较大影响。
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However , Li3V2 ( PO4 ) 3has an intrinsic low electronic conductivity , which largely limits its large-scale application .
然而Li3V2(PO4)3存在本征电子电导率较低的缺陷,极大地限制了其应用。
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The effect of synthesis conditions on the physical performance and electrochemical behavior of Li3V2 ( PO4 ) 3 was studied and the synthesis conditions were optimized .
采用碳热还原法合成了Li3V2(PO4)3,研究了合成条件对Li3V2(PO4)3物理性能和电化学性能的影响,并对Li3V2(PO4)3的合成条件进行了优化。
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The effects of the synthesis parameters on the physical and electrochemical properties of Li3V2 ( PO4 ) 3 cathodic materials have been discussed in detail .
探讨了合成工艺条件对Li3V2(PO4)3正极材料的物理和电化学性能的影响,并初步研究了锂在Li3V2(PO4)3中的脱嵌热力学和动力学。
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In this paper , we improve the electrochemical performance of Li3V2 ( PO4 ) 3by coating , doping and other modified research .
本文通过包覆、掺杂等方法对其进行改性研究并达到提高LVP材料的电化学性能的目标。
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Submicron ( La , Ce , Tb ) PO4 green phosphors were prepared by solid state chemical reaction of precursors at ambient temperature .
采用室温固相化学反应前驱体法合成了亚微米级的(La,Ce,Tb)PO4绿色荧光粉。
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The crystal structure of hexagonal NH4Zr2 ( PO4 ) 2 was solved by X-Ray powder diffraction crystal structure analysis technology ( XRPD ) .
我们还将X-射线粉末衍射晶体结构解析技术(XRPD)应用于所合成的六方磷酸锆晶体NH4Zr2(PO4)3的结构解析中,获得了该晶体的结构。
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The main contents are summarized as follows : Firstly , the influence of synthesis technics on performance of Li3V2 ( PO4 ) 3was studied .
其主要内容如下:首先研究了Li3V2(PO4)3正极材料的合成工艺。
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Monoclinic Li3V2 ( PO4 ) 3is considered as a potential cathode material due to its high operating voltage , high theoretical capacity and good safety performance .
Li3V2(PO4)3由于工作电压高、理论比容量高以及安全性能好等优点,被认为是具有巨大发展潜力的锂离子电池正极材料。
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A coating of biphasic HAP + β Ca3 ( PO4 ) 2 is obtained which is more benefit to bone growth .
由此制备了对骨组织生长更有利的HAP+β-Ca3(PO4)2双相涂层结构。
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Choosing Ca3 ( PO4 ) 2 for the study on how to prepare of fluorine-free opaque glass and conducted in-depth analysis and discussion .
本文对磷酸盐作为乳浊剂进行研究,采用Ca3(PO4)2作为研究对象,在传统工艺下制备无氟乳白玻璃,并对其进行了深入的分析和探讨。
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Four Li3V2 ( PO4 ) 3 / C samples with different carbon content were synthesized by hydrothermal method with maltose by adjusting the content of maltose .
以麦芽糖为碳源,通过调节麦芽糖的量,采用水热法合成了4种碳含量不同的Li3V2(PO4)3/C样品。
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The major inorganic component of natural bone is hydroxyapatite ( Ca 10 ( PO4 ) 6 ( OH ) 2 , HAp ) nanocrystals .
自然骨的主要无机矿物成分为纳米羟基磷灰石[Ca10(PO4)6(OH)2,HAp]针状晶体。
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The results of electrochemical performance testing show that the cathode material Li3V2 ( PO4 ) 3 has higher charge-discharge capacity and better capacity retention when surfactant was added .
电化学测试结果显示,加入表面活性剂不仅提高了Li3V2(PO4)3正极材料的首次充放电容量,并使之保持了良好的循环性能。
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A novel method for preparing calcium hydroxyapatite ( Ca10 ( PO4 ) 6 ( OH ) 2 : HAp ) fibers has been developed .
目前在国际上已开发出制备羟基磷灰石(Ca10(PO4)6(OH)2:HAp)纤维的新颖方法。
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Sr9Ca ( PO4 ) 6Cl2 : Eu2 + is a lamp phosphor with high efficiency .
Sr9Ca(PO4)6Cl2:Eu~(2+)是一种性能良好效率较高的发光材料。
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The results showed that Fe3 ( PO4 ) 2 had been generated at 200 ℃, however , if the reaction was finished completely , the temperature must increase to 300 ℃ .
结果表明:Fe3P(O4)2的生成温度为200℃,但如果使反应进行完全,则需300℃以上;
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Li3V2 ( PO4 ) 3 / carbon nanocomposites have been synthesized by a solvothermal method and polymerization reaction , followed by post-heat treatment .
采用溶剂热法、聚合反应和后期的高温煅烧制备了Li3V2(PO4)3/C纳米复合材料。
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The Li3V2 ( PO4 ) 3 / C samples were synthesized by hydrothermal method with maltose , glucose and tartaric acid as carbon source , respectively .
分别以麦芽糖、葡萄糖、酒石酸为碳源,采用水热法合成Li3V2(PO4)3/C样品。
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The property of the Li3V2 ( PO4 ) 3 sample was investigated by X-ray diffraction ( XRD ), scanning electron microscopy ( SEM ) and electrochemical measurement .
采用XRD,SEM和电化学测试对Li3V2(PO4)3样品性能进行研究。
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The crystal structure of group A , B , C mainly showed characteristic absorption band of Ca10 ( OH ) 2 ( PO4 ) 6 which degraded while antimicrobial content increased .
A、B、C组晶相主要呈现羟基磷灰石主要成分Ca10(OH)2(PO4)6的特征峰,且随抗菌剂含量上升,峰值降低。
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By using stearic acid as a carbon source , it is found that the Li3V2 ( PO4 ) 3 / C composite synthesized at 700 ℃ shows the best electrochemical performance .
采用硬脂酸为碳源时,分析发现700℃下烧结的Li3V2(PO4)3/C具有最好的电化学性能。
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With increasing the amount of doping Eu2 + , the ability of Eu2 + entering the first lattice site of Ba2Mg ( PO4 ) 2 improved .
增加Eu2+的掺杂量,Eu2+进入Ba2Mg(PO4)2第一种Ba2+格位的能力增强。
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The lattice constants of crystalline calcium potassium sodium orthophosphate [ Ca2KNa ( PO4 ) 2 ] were investigated with wide angle powder X ray diffraction ( XRD ) method .
通过大角度的粉末X射线衍射测定了正磷酸钠钾钙犤(Ca2KNa(PO4)2)犦晶体陶瓷的晶格参数。
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The paper discusses the processes to prepare β - Ca3 ( PO4 ) 2 powder by means of precipitation and solid state reaction . The properties of powder obtained by different methods are compared in details .
讨论了沉淀法和固相反应法制备β-Ca3(PO4)2粉末的工艺过程,并详细比较了固相反应法工艺中的一般方法和湿式粉碎法制备的粉末的有关性能持征。
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For example , counter-current extraction and parallel-current stripping with alternative arrangement can increase mass transfer efficiency for extracting H3 PO4 with Di-n-Butyl Sulfoxide ( DBSO ) .
做为例证,对于二丁基亚砜(DBSO)萃取磷酸体系进行计算,利用逆流萃取并流反萃交替过程可能得到更高的传质效率。
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At the same time , another cathode material , lithium vanadium phosphate [ Li3V2 ( PO4 ) ] , was also pretreated by hydrothermal method , and then carbon coated by carbon thermal reduction .
同时,用水热法对反应原料进行了预处理,制备了碳包覆的磷酸钒锂[Li3V2(PO4)3/C]正极材料。