ultrasonication相关论文
Objective: To evaluate the antioxidant potential and pancreatic lipase inhibitory action of optimized hydroethanolic ext......
超声剥离法被认为是由石墨制备石墨烯最方便、最清洁的方法,但在溶剂中大量处理石墨时,其产率较低,且超声剥离后的石墨难以进一步......
Effect of Ultrasonication on the Properties of Multi-walled Carbon Nanotubes/Hollow Glass Microspher
Multi-walled carbon nanotubes (MWCNTs) reinforced hollow glass microspheres (HGMs)/epoxy syntactic foam was fabricated.T......
[Aims]Poorly water-soluble drugs are commonly a big problem in global pharmaceutical industries.In recent years,the appl......
Preparation of Biodiesel from Cormus Wilsoniana Fruit Oil by Ultrasonic-Assisted Transesterification
Biodiesel was prepared by ultrasonic-assisted transesterification technique using cormus wilsoniana fruit oil as raw mat......
Ultrasonic-assisted Extraction and Preconcentration of Flavones from Chamaecyparis Obtusa by Ionic L
Organic solvents were widely used for extraction of bioactive compounds from different natural plants, but they suffer f......
AE-OP06Effect of solvent extraction and ultrasonication on catechin obtained from pickled Camellia s
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Ultrasonic Engineering of Native Defects in Semiconductor Nanoparticles for Photoelectrochemical Wat
Application of nanostructured metal oxides as photoanodes in photoelectrochemical cells(PEC)for water splitting has ......
目的 建立重组人白细胞介素-6(recombinant human interleukin-6,rhIL-6)包涵体精制工艺,获取高纯度的包涵体蛋白.方法 采用超声破......
利用超声技术,选择间二甲苯溶液和乙腈两种不互溶的溶剂,首次成功地制备了C60的空心纳米壳.选择扫描电镜(SEM),透射电镜(TEM)等对......
A Modified Enrichment Method to Construct Microsatellite Library from Plateau Pika Genome(Ochotona c
本文通过对荣华二采区10...
Effect of ultrasonic irradiation and/or halogenation on the catalytic performance of γ-Al2O3for meth
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Production of dimethylether (DME) as a clean fuel using sonochemically prepared CuO and/or ZnO-modif
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The chlorinated and fluorinated zeolite catalysts were prepared by the impregnation of zeolites ( H-ZSM-5, H-MOR or H-Y)......
Recent years, researchers pay more attention to another outstanding material that could be used in many technique areas ......
以芝麻油为原料,采用化学气相沉积法合成出多壁碳纳米管(MWCNTs),经功能化改性、切短后用作有机光伏太阳能电池的添加剂.该有机光......
Ionic liquid based ultrasonication-assisted extraction of essential oil from the leaves of Persicari
Ionic liquids (ILs) based ultrasonic-assisted extract has been applied for the extraction of essential oil from Persicar......
Enhanced Sonocatalytic Degradation of Rhodamine B by Graphene-TiO2 Composites Synthesized by an Ultr
A series of graphene-TiO2 composites was fabricated from graphene oxide and titanium n-butoxide (TNB) by an ultrasonic-a......
Ultrasonication solid state chemical reaction synthesis and characterization of nanocrystalline Zn(O
Under near ambient temperature and ultrasonication,nanocrystalline Zn(Oxin)2-2H2O (zinc 8-quinolinolate) was synthesized......
A Modified Enrichment Method to Construct Microsatellite Library from Plateau Pika Genome(Ochotona c
A microsatellite-enriched library of plateau pika(Ochotona curzoniae)was constructed according to the strong affinity be......
本文通过对荣华二采区10...
(R)-1-苯乙醇是手性药物合成的关键手性砌块,在多种手性化合物的合成及医药、香料的工业生产中具有重要的作用。对筛选自西太平洋......
目的:通过超声照射纳米多聚体实验,了解超声对纳米多聚体靶向可控释放DNA的影响。方法实验用溶剂蒸干法制备纳米多聚体--聚乳酸/乙醇......
目的:探讨高效、简便提取白假丝酵母菌孢子相及菌丝相细胞总RNA的方法。方法:采用液氮法、超声法及玻璃珠(直径0.55cm)法提取白假丝酵母......
以乳酸-羟基乙酸共聚物(PLGA)为材料,采用复乳溶剂挥发法制备无乳链球菌(Streptococcus agalactiae)全菌及超声破碎后的上清微球疫苗。......
利用超声波协同乙酸和柠檬酸处理城市污泥,就超声波条件对有机酸去除污泥重金属的影响进行了研究.结果表明,随着超声波处理时间的延长......
化学还原法被认为是实现大规模生产石墨烯的主要途径之一,而剥离氧化石墨为氧化石墨烯是利用该方法获得高品质石墨烯的关键步骤。......
用基因枪、超声波和子房注射法转化玉米,所用质粒pB48.415带有3'端截短的Bt毒蛋白基因和潮霉素磷酸转移酶(hpt)基因。用基因枪轰击......
以硫酸氢钠作催化剂,硅胶为除水剂,冰醋酸和异戊醇为原料,在功率为120 W的超声波作用下合成乙酸异戊酯.其最佳反应条件为:以0.1 mol......
以天然石墨粉为原料,采用改进的Hummers法制备氧化石墨烯,将得到的氧化石墨烯水分散液在超声中进行超声破碎,可以得到不同尺寸的氧化......
为了进一步研究楸树Catalpa bungei自交不亲和特性,以楸树不同产地植株云台山楸树(CB~(-1)),老山楸树(CB-2)和滇楸Catalpa fargesi f.duc......
用超声波法对玉米秸杆进行预处理,以上清液中溶出的总糖为指标,初步确定了单因素条件的范围,再进一步采用中心回归设计,考察固液比和超......
[目的]探索提高花粉管通道法对大白菜转化率的途径。[方法]以大白菜品种03号和玉青的花粉为材料,对其萌发的缓冲液和超声波处理的......
Dimethyl ether(DME) is amongst one of the most promising alternative,renewable and clean fuels being considered as a fut......
The chlorinated and fluorinated zeolite catalysts were prepared by the impregnation of zeolites( H-ZSM-5,H-MOR or H-Y) u......
Ionic liquid based ultrasonication-assisted extraction of essential oil from the leaves of Persicari
Ionic liquids(ILs)based ultrasonic-assisted extract has been applied for the extraction of essential oil from Persicaria......
在超声辐射下,烯烃与四氯化碳、氯仿、醇等能在常温下发生游离基加成反应,并可得到较满意的产率、超声对游离基加成反应有的促进作用......
对超声条件下酯化反应的进一步研究发现,常规的酯化反应在超声辐射下进行时,方法简单,硫酸用量少,反应时间短,可在常温下进行且产率较高......
采用水力循环方法将人工驯化培养后的微生物固定于活性炭上,以达到生物强化的目的。结果表明,经生物强化后的生物活性炭对TOC及AOC的......
通过对3种李斯特菌菌体蛋白提取方法主要是破壁方式的比较,找到一种可高效提取李斯特菌菌体蛋白的方法,为该菌的深入研究提供可靠......
观察了超声辐照过程中褐藻酸钠溶液的PH值、温度、表观特性粘度和表观分子量及其分布的,发现在超声辐照过程中,褐藻酸钠的表观平均分子......
为解决传统超声裂解系统中由于超声探头与待裂解样本液接触所带来的诸多问题,开发了非接触式超声裂解系统。通过有限元模态分析,发现......
本文报道以硼酸三丁酯为原料与卤代烃,金属镁粉在室温下经超声辐射制备单取代硼酸的结果。该方法操作简单,反应速度快,并得到满意的产......
在室温条件和超声波作用下,通过固相化学反应一步合成了CuO纳米晶,用粉末X射线衍射(XRD)及电子衍射法(ED)分析了固相产物的物相,用透射电......
采用显微高速摄像系统结合图像处理技术对超声波作用下油中水滴的运动与变形行为进行了拍摄和分析。结果表明,超声波作用显著影响......
通过正交试验,对超声波提取菜芙蓉花中叶黄素的最佳工艺条件进行了研究。结果表明:提取液体积比为800mL/L的乙醇/石油醚混合液,超声时间......
Monosaccharide Recovery from Peat and Peatified Wood by Ultrasonication Pretreatment and Hydrotherma
Peat and peatified wood are significant carbohydrate resources in tropical rainforests. The carbohydrates of cellulose a......
采用低频率超声(40kHz)强化KOH催化大豆油和甲醇酯交换反应制备了生物柴油。结果表明,超声空化作用的传质和乳化效果较传统机械搅拌作......
在对产顺式环氧琥珀酸水解酶(ESH)的细胞超声破碎的基础上,通过正交实验对细胞中ESH生物转化生产L(+)-酒石酸过程中的底物浓度、酶浓度......