光谱测定的
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The best melting temperature and annealing temperature were determined by analysing of differential thermal analysis curve.
本文通过分析差热曲线,确定了实验的最佳熔化温度和退火温度,测定了样品的吸收光谱和在980nmLD激发下的上转换发射光谱,研究了上转换发光强度与激光泵浦功率的对数关系,同时,测定并分析了样品的拉曼光谱和电子扫描电镜图。
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The results of UV-Vis and FT-IR suggested that europium and gadolinium ions be bonded to amide group of PNVA polymer.
测定并研究了配合物的红外光谱、紫外光谱和荧光光谱。
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The maximum absorption peak was at long wavelength (>650nm), extinction coefficient achieves 10〓 degree, which was one degree higher than HpD. The study has revealed that CPD photosensitizer appeared blue movement under the relevant body environment. The spectra parameters provided basis for selecting light source of PDT. Measurement system which measured singlet oxygen and its quantum yields within the infare range had been set up and the quantum yields of singlet oxygen for CPD were reported: the quantum yields of singlet oxygen for CPD〓 was the highest (φ=0.83) while he quantum yields of singlet oxygen for CPD〓 was the lowest (φ=0.83). Photobleaching's half life time was studied.
给出了此类光敏剂的光谱指认和光谱参数:其吸收光谱峰值位于长波红光区(>650nm),摩尔消光系数达10〓LmoL〓cm〓量级,比血卟啉衍生物高出一个数量级;研究揭示了此类光敏剂在近似体内环境下光吸收的蓝移现象,为光动力治疗光源的选择提供了依据;建立了在近红外光谱区中测定敏化单态氧的光谱和量子产率测量系统,报导了该类光敏剂敏化单态氧的量子产率,其中CPD〓的单态氧量子产率最高(φ=0.83),CPD〓的单态氧量子产率最低(φ=0.51);测定了二氢卟吩类光敏剂的光漂白半衰期。
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The IR spectra of poly isocyanate curing agent with different content of TDI trimer was measured and analyzed.
对不同TDI三聚体含量的多异氰酸酯固化剂的红外光谱进行了测定,采用偏最小二乘法对所得到的红外光谱进行分析,测定了多异氰酸酯固化剂中TDI三聚体的含量,该方法简单快速,结果可靠。
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The function mechanism among the minerals and floatation drugs had been studied with the way of IR and academic calculation, which pointed out that absorption of G-4 on the surface of phosphorite belonged to physical and chemical types, but the chemical one was in the highest flight. Absorption of amine collector named GE-609 on the surface of quartz belonged to electrostatic and physical type. Distilled water could hardly wash the GE-609 down from the surface of quartz. Leading component of S-721 was the concentrated compound of naphthol sulfonic acid and formaldehyde. The compound had a stronger affinity to the Mg~(2+) on surface of dolomite than the Ca2+ on surface of phosphorite, which is the essential reason in the separation of phosphorite and dolomite. The leading components of soluble glass in function were HSiO3 hydronium and F^SiC^ colloid granule.
通过红外光谱测定以及理论计算的方法研究了选矿药剂与矿物间的作用机理,研究表明:脂肪酸捕收剂G-4对胶磷矿的捕收作用是以化学吸附为主、化学吸附与物理吸附共同作用的结果;胺类阳离子捕收剂GE-609在石英表面的吸附属于静电物理吸附,但很难用水洗的方法使GE-609从石英表面脱附;S-721主要成分为萘酚磺酸与甲醛的缩合物,萘酚磺酸与甲醛的缩合物对白云石表面Mg~(2+)的吸附明显强于对胶磷矿表面Ca~(2+)的吸附,这是胶磷矿与白云石分离的根本原因;水玻璃溶液中对石英起抑制作用的主要组分是HSiO_3~-和H_2SiO_3胶粒,水玻璃除对石英起抑制作用外,对矿浆还具有一定的分散作用。
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The IR spectra of polyisocyanate curing agent with different content of TDI trimer was measured and analyzed.
对不同TDI三聚体含量的多异氰酸酯固化剂的红外光谱进行了测定,采用偏最小二乘法对所得到的红外光谱进行分析,测定了多异氰酸酯固化剂中TDI三聚体的含量,该方法简单快速,结果可靠。
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The enzyme amplified lanthanide luminescent spectrometry of horseradish peroxidase was developed and applied to the analyse of HRP and tuberculosis. The deconvolution curve method was used for synchronous fluorimetric determination of two component systems of highly overlapped spectra, such as phenol and p-dihydroxybenzene, phenol and o-dihydroxybenzene, and tyrosine and tryptophan. A novel mathematical method, combining Gorry's deconvolution method, was presented to remedy data loosing of SavitzkyGolay's deconvolution method and applied to dealing with fluorescent signal.
建立了辣根过氧化物酶的酶联放大镧系发光法,并应用于结核抗体的测定;成功地应用褶合曲线分析法并进行了改进,结合同步荧光光谱法用于苯酚/对苯二酚、苯酚/邻苯二酚和酪氨酸/色氨酸等光谱重叠较严重的双组份体系的同时测定;结合Gorry提出的卷积法,提出一种解决Savitzky-Golay卷积法中两端信息丢失问题的快捷方法。
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The methods used for collecting samples and establishing specific HAB cultures are described in detail. Methods of SEM and ESEM (environmental scanning electron microscope) for Gymnodinium were developed an...
建立了赤潮监测中样品采集处理、分离和纯化培养的技术体系;建立和优化了裸甲藻扫描电镜观察技术和环境样品的扫描电镜观察方法;提出了库尔特计数是相对简便、快捷、准确、可行的细胞计数方法;应用基于反相高效液相色谱的光合色素分析技术及原位荧光激发光谱测定方法,得出不同类群浮游植物对不同的营养盐限制存在不同响应机制的结论;用荧光强度来监测浮游植物生理状态及营养状态变化具有一定的可行性,HPLC和原位荧光两种方法指示浮游植物的生理状态存在一定差异。2。
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The photophysical property of the complex is investigated by means of IR spectra, Raman spectrum and laser excited, high-resolved luminescence spectra which indicates one kind of Eu site with local symmetry of C 2v in the complex.
合成了植物生长素对氯苯氧乙酸和 1,10 邻菲罗林与铕的三元配合物Eu 3·Phen 。对所合成化合物进行了元素分析和热谱分析。通过测定配合物的红外光谱、拉曼光谱和激光激发高分辨荧光光谱研究了配合物的光物理性质。荧光光谱表明配合物中Eu离子只具有一种化学环境,Eu格位的局部对称性是C2v
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Using dual energy X-ray bone density instrument XR-36 model to detect the bone mineral density of the left femur of the rats. Using the strain test system, we examined the biomechanics index according the tension and three-spot bending test; we also examined the bone calcium of the lumbar vertebra through plasma emission spectroscopy . We examined the serum calcium and magnesium by using the nomal biomechanics method,and examined the serum acid phosphatase and osteocalcin by using the Elisa method.
使用NORLAND公司XR-36型双能X线骨密度仪,采用小动物骨密度测定软件,测定大鼠左后肢股骨的骨密度;使用应变测试系统,按股骨拉伸和三点弯曲试验,测定股骨生物力学指标;以等离子体发射光谱法测定腰椎骨骨钙含量;以常规生化法测定血清钙、镁含量及血清酸性磷酸酶含量;以Elisa法测定骨钙素含量。
- 推荐网络例句
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I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""
客人们在卡罗利娜·埃凯家里,举止就文雅一些,因为卡罗利娜的母亲治家很严厉。
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Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.
由著名品牌 Herm è s 设计,这件高贵的制服是香港本土制造,是我们第一套不配帽子的制服。
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Do not 'inflate' your achievements and/or qualifications or skills .
不要 '夸大' 你的业绩或成果,条件或者技能。