室温
- 与 室温 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Comparably, we have synthesized three conjugated dendrimers bearing triphenylamine moiety as dendrons and benzene as core, which possess ACQ properties.
考察了以蒽为核的dendrimers在低温和室温下的荧光光谱,发现在低温时,它们的荧光强度显著增强,这是由于在低温时,分子内的振转运动受到限制,导致了荧光增强。
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Hydroesterification of tert-butyl alcohol with ethanol catalyzed by transition metal triphenylphosphine complexes was first investigated in room temperature ionic liquids.
反应温度为100~140 ℃,CO初始压力为2~6 MPa条件下,研究了室温离子液体与过渡金属三苯基膦配合物构成的催化反应体系中,叔丁醇与乙醇的氢酯基化反应。
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For the next step, the fluoroalkylated triazo-compounds (RFCH2N3) reacted with triphenylphosphine affording fluoro phosphorous imines, N-Wittig reagents. The reactions of these reagents with CO2 and CS2 were studied.
氟烷基叠氮化合物和PPh3室温下反应得到中间体磷亚胺化合物,并初步研究了与CO2、CS2的氮杂-Wittig反应。
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Interactions and applications between gold nanoparticles and proteinsThe AuCl_3 solution was reduced by trisodium citrate under vigorous stirring at boiling for 15 min and cooled to ambient temperature.
在搅拌过程中缓慢加入修饰剂硫辛酸,冷却至室温后离心、洗涤、定容,再加入嗅标记蛋白OMP,在37℃条件下水浴8h,可制得与OMP结合的金纳米颗粒。
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At 60 ℃ the reaction of 1-O-alkyl-2-O-acetyl-3-O-trityl glycerol with iodine/methanol system removed trityl and acetyl and gave 1-alkyl glycerol. But at r.t. the reaction only removed trityl and gave two isomers 1-O-alkyl-2-O-acetyl glycerol and 1-O-alkyl-3-O-acetyl glycerol.
1-烷氧基-2乙酰氧基-3-三苯甲氧基甘油醚与碘/甲醇体系反应,在60 ℃时,同时发生了脱三苯甲基及乙酰基,在室温下,仅脱三苯甲基,但乙酰基在反应过程中发生了部分转移,产生了两个异构体。
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The invention uses the normal glass as the basal board , the studded target made of the indium metal mixing into molybdenum or tungstenic, and applies the responsive direct current magnetron sputtering technique under the condition of the basal board temperature equals room temperature, and also, under the appropriate state for the sputtering pressure, the oxygen partial pressure, the sputtering current, and the sputtering voltage to achieve the non-crystal structure In2O3:M film.
本发明以普通玻璃为基板,利用铟金属掺钼或钨的镶嵌靶,在基板温度为室温的条件下采用反应直流磁控溅射技术,在适当的溅射压强、氧分压、溅射电流和溅射电压的条件下制备获得具有非晶结构的In2O3:M薄膜。
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Effects of appending auxiliary agents on MP Typha latifolia L preservation with chitosans were investigated at normal temperature (20~25℃).
研究了室温下(20~25℃)添加氯化钙和VC等助剂的壳聚糖对鲜切蒲菜涂膜保鲜效果。
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Compared with the unactivated P polyelectrolyte film, the activated form P/PMMA polyelectrolyte film obtained by adopting the technology of the invention has better absorbency, room-temperature conductivity, electrochemical stability and the interface stability of electrolyte and lithium electrode; the performance of a lithium secondary battery prepared by using activated electrolyte is obviously better than the performance of the lithium secondary battery prepared by using the unactivated polyelectrolyte; the invention has simple technology, short reaction time, and convenient and easy condition for technologized production.
采用本发明技术获得的活化型P/PMMA聚合物电解质薄膜相比未活化的P聚合物电解质膜,有更好的吸液性和室温电导率,更好的电化学稳定性及电解质和锂电极的界面稳定性;用活化后的电解质制备的锂二次电池性能明显好于未活化聚合物电解质制备的锂二次电池;本发明工艺简单,反应时间短,为工艺化生产提供了简便易行的条件。
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By following the "self-assisted molecular editing" protocol first established in our labs,a number of Aphos ligands were efficiently prepared from a single starting material and they were screened for catalytic efficacy, leading to the discovery of the best-performing Aphos appended with a 3-nitrophenyl group at the C4 position.Combination of this Aphos with Pd_2 offers a precatalyst for successful cross-coupling of unactivated aryl chlorides with aryl boronic acids at room temperature.The reactions took place under mild basic conditions to produce the products in high yields.
通过我们首次提出的&自助分子剪裁&的概念从单一起始物快速合成和筛选了一系列膦配体,并发现C4位含3-硝基苯基的的膦配体和醋酸钯联用可以在室温下顺利地催化不活泼氯代芳烃和芳基硼酸的偶联反应,反应条件温和且产物收率很高。
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All unannealed Mn/Sb multilayer f ilms exhibit strong ferromagnetic properties and the easy magnetization axes are in-plane. The surface of the samples consists of dense islands. The longitudin al Kerr effect was not observed for the unannealed samples.
退火前Mn/Sb膜在室温下即具有较强的铁磁特性,其易磁化轴在膜面内,样品表面由密集的岛状铁磁颗粒组成,未能观测到纵向克尔效应。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。