荧光的

Results show that phenanthrene, anthracene have three stronger fluorescence regions, and pyrene, fluoranthene have several and two fluorescence regions, respectively.

实验表明：菲与蒽均有三个较强的荧光区域；花有多个荧光区域；荧葱有两个荧光区域。

When phosphine≥〓mol is added to a solution ofL1M in 〓, a strong fluorescence species L1ML is formed and a new off-onprocess is completed.The reaction of L2 with 〓 gives macrocyclic luminescencecomplexes L2M by the π-π interaction of the anthryl groups in the two L2ligands.

对其光物理性能进行研究表明由L1到L1MCu(Ⅰ、Ag、Au荧光被完全猝灭呈现荧光on-off开关现象，金属络合物作为新的荧光分子开关体系以金属离子为受体中心在溶液中对三价磷中性客体呈现off-on开关现象。

In order to do this, we get equal quantities of plasmid pSCA1-M, pcDNAM and pSCA1 transfected vero cells. After 48 hours, we observed the presence of special green fluorescence in cytolymph in both of pSCA1-M and pcDNAM groups. However, this fluorescence is absent in the negative pSCA1 group.

分别取等量的重组质粒pSCA1-M、常规IBV M基因DNA疫苗质粒pcDNAM、空载体pSCA1转染Veto细胞。48h后经间接免疫荧光试验观察发现，pSCA1-M以及pcDNAM转染组细胞浆均可见特异性亮绿色荧光，pSCA1空载体组无荧光为阴性。

In this Ph. D. dissertation, reverse microemulsion method was fully used infabricating and modifying polyacrylamide with functional and high-relative moleculeweight. The copolymerization of 2-acrylamide-2-methylpxopanesulfonic acid, fluorescent monomer 4-methoxy-N-(2-N\', N\'-dimethylamino ethyl)naphthalimide alkyl chloride quaternary ammonium salt, fluorescentmonomer 4-(N\'-methyl-1-piperazinylallyl)-N-butyl-naphthalimide chloride quaternaryammonium salt, Cationic monomer dimethylethylammonium bromide and hydrophobical monomer octadecylacrylate with acrylamide and properties of the copolymers werestudied. The interaction between five polymers and Al_2O_3(012) crystal surface have beensimulated by Materials Studio 3.0 program package, binding energies and non-bondinteraction energies and deformation energies have also been acquired.

本文以制备具有较高相对分子质量和功能型PAM为研究目的，将反相微乳液法运用到其制备及改性的有关环节，通过反相微乳液聚合工艺，将几种改性功能单体2-丙烯酰胺基-2-甲基-丙磺酸、荧光单体2-(4-甲氧基-1，8-萘二甲酰亚胺基)-乙基二甲基烯丙基氯化铵、荧光单体4-(N'-甲基-1-哌嗪基)-N-丁基-1，8-萘烯丙氯季铵盐、阳离子单体丙烯酰氧乙基-二甲基-乙基溴化铵和疏水单体丙烯酸十八酯与AM共聚，制备AMPS改性PAM、荧光示踪型PAM、阳离子单体DMB改性PAM和OA改性PAM等四类不同功能单体改性PAM，并研究其应用性能。

According to the determination of fluorescence properties,mononuclear metal complexes have fluorescence properties,while heteronuclear metal complex does not have fluorescent properties.

根据荧光性能的测定，单核金属配合物具有荧光性能，异核双金属配合物没有荧光性能

The authors have studied the spectroscopic characteristics and the fluorescence lifetime for the chloroplasts from spinach Spinacia oleracea L.

利用吸收光谱和低温荧光光谱及皮秒荧光单光子计数技术对它们的光谱性质和光系统Ⅱ荧光寿命进行了研究。

Using thienyl stannane and palladium-catalyzed, 1,4-di(5'-carbaldehyde-thiophen-2'-yl)-2,5-dioctyloxy-benzene was synthesized by four steps, the structure was determined by NMR, IR and elemental analysis.

由于目标产物(5)本身具有多芳环共轭体系，其荧光效应相当强烈，在氯仿溶液中紫外-可见吸收和荧光发射的最大波长分别为413nm和477nm，固态荧光发射波长为504nm

Fluorescence staining with uranine and aniline blue generated yellow-green fluorescence in the fungal structures under UV or blue light, and the black background of host tissues gave rise to strong contrast for observation.

荧光素钠和苯胺蓝两种荧光染色方法均能使菌体在紫外或者蓝光下产生黄绿色荧光，而寄主组织呈现黑色背景，强烈的反差利于观察。

Second, at the condition of pH≈9, the total fluorescence intensity of aesculin and aesculetin at wavelengthλex/λem=371nm/459nm was measured, and then the quantity of aesculin can be calculated.

然后在pH≈9时，选择荧光激发波长371nm，荧光发射波长459nm，测量二者总的荧光强度，进而测得秦皮乙素的含量。

Methods PNA conjugated FISH (Fluorescence in situ hybridization)-FITC was performed on paraffin sections from melanoma,melanoma metastases and common naevi, respectively.

应用肽核苷酸探针标记荧光原位杂交—荧光素异硫氰酸法检测黑色素瘤、转移黑色素瘤及黑色素痣石蜡切片中的端粒，以荧光显微镜、激光共聚焦显微镜生成图像，并详细记录细胞核平均面积、端粒数目、端粒面积。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。