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- fluorene eompounds 芴类化合物
- Fluorene;9H-Fluorene;Diphenylenemethane;2,2''-methylenebiphenyl;2,3-benzindene;alpha-diphenylenemethane;dip ... 芴;9H-芴;二苯并五环;二亚苯基甲烷香港
- The vibronic features in the PL spectra are shown to associate with the stretching of the connection bonds between fluorene units. 而在实验中放射光谱所量测到的振动-电子能阶耦合经过计算证明是和两芴基间的单键震动模式有关。
- The derivates of naphthalene, fluorene, pyrene, anthracene, acenaphthene and their applicationin biotechnology were reviewed. 对应用于生物工程的萘、芴、芘、蒽、苊等稠环芳烃衍生物作了概括介绍。
- Transition wavelengths for absorption and emission of fluorene derivatives are calculated and match to experiment results. 对于这些寡聚芴衍生物，其吸收及放射光的波长，计算结果和实验的结果相近。
- The new synthesis process of bisphenol fluorene(BHPF)with thiohydracrylic acid as catalyst was introduced in this paper. 介绍了巯基丙磺酸法催化合成双酚芴新工艺,并对酚酮物质的量比、反应温度、反应时间、催化剂用量等工艺条件进行了研究。
- The binary solid-liquid equilibrium phase diagram for fluorene and 2-methyl-diphenylene oxide is analyzed according to the experimental results. 同时根据实验结果，对芴与2-甲基氧芴两元物系的固液平衡相图进行了推测分析。
- The higher the crystallization temperature, the higher content of fluorene in the solid phase, but the yield of fluorene is low. 结晶分离温度高 ,结晶固相中芴含量也高 ,但芴的得率低 ,初步找出三者对应关系 ;
- The other is the polymers that the main chains are comprised of fluorene and other functional groups through copolymerization. 另一部分是通过共聚方法得到的主链含有芴和其它基团的聚合物。
- Fluorene is an important material in organic chemical industry.It is usually extracted from the washing oil or anthracene oil distillate of coal tar. 芴是重要的有机化工原料,多从煤焦油的洗油馏份中提出,也可从蒽油中提出。
- Similarly, the Zen's "heart" is also a mystery and "Fluorene desert" thing, "heart" does not mean the body's heart, but a philosophy. 同样，禅宗的“心”也是一种神秘而“芴漠”的东西，“心”不是指肉体的心，而是一种哲学理念。
- The improvement of the purity of fluorene is not dependent on the removal of acenaphthene and dibenzofuran, but dependent on the separation of other impurities. 芴纯度的提高主要不是依赖苊、氧芴的去除,而是其它杂质的分离。
- Similarly, the combination of BTP with the fluorene moieties resulted in the reduced LUMO energies and consequently the electron injection was greatly improved. 同样的，与BTP结合能够降低LUMO轨道的能量，因此提高电子注入和传输能力。
- The yield of 9- fluorenylmethanol is 36.7%, at the same time, the 9,9- bis (hydroxymethyl) fluorene is gotten withhigh purity.The fluorene unreacted can be used again. 芴甲醇产率为36.;7%25;同时可获得高纯度的副产物9;9-二羟甲基芴;未反应的芴可循环利用。
- Importantly, the combination of carbazole with the fluorene moieties resulted in the raised HOMO energies and consequently the hole injection was greatly improved. 随着咔唑成分的增加，吸收和发射光谱蓝移。
- The content of germanium and molybdenum in Bidens bipinnata L.was determined at the same time by benzene base fluorescence ketone (benzene fluorene ketone)-CTMAB spectrophotometry. 采用苯基荧光酮(苯芴酮)-CTMAB分光光度法对鬼针草中锗和钼的含量同时进行了测定。
- volatile organic eompounds(VOCs) 挥发性有机物（VOCs）
- Methyl-phenaeyl sulfoxide coordination eompounds 甲基苯甲酰甲基亚砜的配合物
- Abstract: In this paper,the preparation of the catalysts for the oxidation of Fluorene to Fluoreone is studied.The influences of the dipping time,calcining temperature,calcining time and the air quantity during the calcination are discussed. 文摘:研究了用工业芴气相氧化制取芴酮的催化剂制作条件，考察了浸渍时间、煅烧温度、煅烧时间和煅烧空气量对催化剂制作的影响.
- It exhibited higher column efficiency, better thermostability and separating selectivity. It has a good separating efficiency for the mixture of anthracene, phenanthrene, fluorene and acenaphthene and the mixture of dichlorobenzeneisomers. 该固定相具有较高的柱效、较好的热稳定性和分离选择性,对蒽、菲、芴及苊混合物和二氯苯异构体混合物具有良好的分离效果。
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