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SrNb2O6 powders were prepared by a conventional solid-state method and characterized by X-ray powder diffraction and UV-Vis diffuse reflection spectra.

通过对高低温样品的测试和分析表明，高温样品具有单一的物相，而低温样品反应并不完全，是一个混合物。

A novel β-diketone ligand 3-methyl-phenyl-4-octadecyl-5-pyrazolone and nanoparticle Al2O3 modified by the ligand PMOP were synthesized and characterized by infrared spectroscopy, UV-Vis spectroscopy, 1H NMR and photoluminescence spectroscopy.

合成了以β-二酮配体3-甲基－1-苯基－4-吡唑啉酮-5修饰的Al2O3纳米粒子，并用IR、UV光谱、NMR和荧光光谱等手段进行了表征。

The dimerization of metylene blue in aqueous solution of surfactant has been stud- ied by UV-Vis absorption spectroscopy.

应用紫外－可见吸收光谱研究了光敏试剂亚甲蓝在溶液中的聚合状态及其与表面活性剂之间的关系。

Then use LabVIEW's DAQ VIs to read the channel on the board, display the temperature on the screen, record it in a data file, and analyze it any way you need to.

然后使用LabVIEW的 DAQ VI去读板上的通道，在屏幕上显示温度，在数据文件中记录它，并且在任何你需要的时候分析它。

The effect of the Cu/H 2O 2 on oxidation of DOPA has been studied by UV Vis spectroscopy at different pH.

本文采用紫外-可见光谱法研究了在不同 p H条件下铜/H2 O2 对多巴氧化作用的影响。

The results show that the mean particle size of α-Fe2O3 monolayer is about 58 nm. There are characteristic bands at 568, 482 and 386 cm~(-1) in IR spectrum. The absorption of 375 nm in UV-Vis spectrum is the electron transition of ferric and oxygen atom.

结果表明，α-Fe2O3单层膜是由粒径约为58 nm的粒子排布而成，在568、482和386 cm-1处有特征红外吸收峰，在紫外区375 nm处存在明显的吸收，为Fe-O间的电子跃迁，其吸光度值与膜层数间的较好线性关系说明在一定的速度下挂膜，可以将氧化铁溶胶中的纳米粒子较好地转移到基片上。

Equiareal ZnO naorods with high orientation and a high aspect ratio on ZnO-coated seed substrates were fabricated from the Zn(NO3)2/NaOH supersaturated solutions; the mechanisms without and with electrical field were discussed based on the phase stability diagram for solid ZnO and the oxidation of OHˉ.

本文采用过饱和硝酸锌/氢氧化钠溶液在ZnO晶种面上制备均匀一致，取向好，长径比大的ZnO纳米棒晶薄膜；用相平衡图和羟基氧化反应讨论了无电场和电场下ZnO薄膜的沉积机理；采用了SEM、XRD、TEM、HRTEM和UV-VIS表征了薄膜的相组成、结晶形貌和透光率。

ObjectiveTo determine total flavonoid content in Eugenia caryophyllata Thunb. by VIS and UV Spectrophotometry.

目的研究可见光及紫外分光光度法测定丁香总黄酮含量的方法。

Anthocyanidins in Euphorbia pulcherrima were extracted and identified by use of UV-vis spectrophotometry, high performance liquid chromatography and mass spectrometry.

用紫外-可见光分光光度计、高效液相色谱和质谱技术对一品红红色苞片中的花色素提取液进行了初步鉴定。

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。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。