锶
- 名strontium
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一种金属元素,银白色结晶,它的化合物燃烧时发出红色火焰,用来制造焰火等,亦可入药。
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铌酸锶钡钠系统X射线衍射数据的测定
Determination of X-ray powder diffraction data for sodium strontium barium niobate system
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掺铌钛酸锶钡的高温X射线衍射研究
High-Temperature X-Ray Diffraction Study on Doped ( Ba , Sr ) TiO_3 Ceramics
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钙和锶对Mg2Si/AZ91D复合材料组织和性能的影响
Effects of Calcium and Strontium on Microstructure and Properties of Mg_2Si / AZ91D Composites
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流动注射pH梯度技术&卡尔曼滤波分光光度法同时测定锶和钡
Simultaneous Determination of Barium and Strontium by pH Gradient Technique in FIA and Kalman Filtering Spectrophotometric Method
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DCS-偶氮胂光度法测定钛酸锶烧结物中游离的氧化锶
Spectrophotometric Determination of Strontium with DCS - Arsenazo
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结果表明,添加Al可以明显抑制氧化锶在高温下由于升华而导致的收率损失。
Results showed that the addition of aluminum nitrate could improved the yield of SrO-Al2O3 by restraining the sublimation of SrO .
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pH、杂质及溶液流速对二水甲酸锶晶体生长速率的影响
Effect of pH , Foreign Cations in Solution and the Flow of Solution on the Growth Rate of Strontium Formate Dihydrate Crystal
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当柱法和批式法两种实验体系中锶量对花岗岩重量比接近时,两种方法测出的Rd值也相近。
The R_d value from column technique is close to that from batch experiment for the similar weight ratio of Sr to granite .
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激光蒸发进样ICP-AES测定地质祥品中的钡和锶
Laser vaporization sampling ICP-AES for analysis of barium and strontium in Geological Samples
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Fe3O4/锶铁氧体复合吸波材料的制备与性能
Preparation and Properties of Fe_3O_4-Strontium Ferrite Composite Microwave Absorbing Materials
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成功地生长、制备出了双掺(V,Cr)钾钠铌酸锶钡晶体样品。
The double-doped ( V , Cr ) potassium sodium strontium barium niobate crystal sample has been successfully grown and prepared .
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冲绳海槽Jade热液场烟囱物稀土元素和锶、钕同位素地球化学特征
Rare earth element and strontium-neodymium isotope characteristics of hydrothermal chimney in Jade area in the Okinawa Trough
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PTC用高纯碳酸锶的研制
Preparation of High Purity Strontium Carbonate for PTC
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测量了双掺(Cu,Ce)钾钠铌酸锶钡晶体在红光波段的二波耦合特性及其光诱导吸收变化。
Two wave mixing experiments and light induced absorption changes experiments in ( Cu , Ce )∶ KNSBN crystals were carried out .
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ICP-AES测定硅锶合金中锶、钙、铝
Determination of Sr , Al and Ca in Strontium - Silicon Alloy by ICP - AES
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利用Y溶胶添加剂对钛酸锶铅V型正温度系数材料进行了半导化。
Strontium lead titanate materials of V shaped positive temperature coefficient characteristics came into being semiconductor because yttrium sol dopants were used as semiconducting additives .
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氧化锶催化性质Ⅱ.SrO,MgO上异丙醇的分解反应
The Catalytic Character of SrO ⅱ . Study of the Decomposition of Isopropanol over MgO and SrO Catalysts
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钒酸锶(Sr2V2O7)氧敏电阻特性的研究
Oxygen Sensitive Resistance Properties of Sr_2V_2O_7
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钛酸锶钡(BST)铁电移相器材料的研究现状
Status of Study on BST-based Phase Shifter Materials
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研究了掺铈钾钠铌酸锶钡(Ce∶KNSBN)光折变光纤扇特性及两波耦合的基本特性。
Properties of fanning effect and two wave coupling in a Ce ∶ KNSBN photorefractive fiber were studied .
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又使操作简化方便省力,缩短了试样分解时间。通过试验发现,样品中的Fe、Mg受基体铝的干扰,加入氯化锶及EDTA后,干扰可被消除。
The test shows that the disturbance to Fe and Mg in the sample by aluminum matrix will be disappeared when strontium chloride and EDTA is added .
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乳化剂OP存在下乙炔-空气火焰原子吸收法测定人发中锶
Determination of Sr in Human Hair by Air C 2H 2 Flame Atomic Absorption Spectrometry in the Presence of Surfactant op
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~(85)Sr示踪的结果表明,锶回收对于生物样品是95%,对于沉降物~90%。
~ ( 85 ) Sr tracing results show that for biological material strontium recoveries are 95 % and for fallout material ~ 90 % .
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钛酸锶钡(BST)材料被普遍认为是最有前途的铁电移相器材料。
Barium Strontium Titanate ( BST ) has been recognized as a kind of ideal material for phase shifters .
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目前已完成锶冷原子样品的一级冷却实验,即BlueMOT,正在进行二级冷却的实验准备工作。
We have finished the first-stage cooling of Sr atomic samples , Blue MOT in our laboratory at present . And we prepare the second-stage cooling of Strontium .
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Sr-CPC试样在模拟体液(SBF)中浸泡24h后固化产物为含锶缺钙羟基磷灰石;
After immersion in SBF for 24h , the Sr-CPC has transformed into Sr-containing deficient-calcium apatites .
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锶蒸气M-M跃迁激光
The M-M transition lasers in strontium vapor
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使用X射线衍射技术测定了掺铜铌酸钡钠(BNN)和掺铬铌酸锶钡(SNB:60)的晶格常数。
The unit-cell parame-ters of barium sodium niobate with Cu doping and strontium barium niobate with Cr doping are determined by means of X-ray diffraction technique .
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利用ZAAS中的σ组分测定高含量锶
Determination of Sr in Geological Materials by Using σ - Component in ZAAS
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结果表明,除垢剂QX是一种理想的硫酸钡锶垢除垢剂。
The result indicates that the detergent QX is an ideal one to remove barium and strontium sulfate scale .