METHYLEN相关论文
Microwave-assisted,facile,rapid and solvent-free one pot two-component synthesis of some special acy
A facile,rapid and solvent-free method for the conversion of acids and dihalomethane to the corresponding methylene dies......
活性炭因具有高比表面积和丰富的孔结构而被广泛应用于吸附水处理中的污染物。稻壳具有独特的组成和微观结构,是制备活性炭的优质......
The anthrone reacts with 2,5-dimethoxybenzaldehyde under base catalyst to afford the title compound (C23H18O3, Mr = 342.......
SYNTHESIS,CHARACTERIZATION,THERMAL ANALYSIS,CONDUCTIVITY AND BAND GAPS OF OLIGO {4-[(2-HYDROXYL-1-NA
The oxidative polycondensation reaction conditions of 4-[(2-hydroxyl-1-naphthyl)methylene]aminobenzoic acid (4-HNMABA) w......
Two new isomeric compounds of rare acyclic C_(13)-norisoprenoids,along with two known lignans sauchinone and licarin A,w......
在盐酸介质中,痕量稀土元素镨和钐催化双氧水氧化碘化钾生成单质碘,单质碘可使次甲基蓝褪色,基于此建立了催化动力学分光光度法测......
以脱水山梨醇单油酸酯(Span-80)为分散剂,以γ-甲基丙烯酰氧基丙基三甲氧基硅烷(KH-570)改性粉煤灰(FA)得到的功能化粉煤灰乳液(org-FA)为......
采用活性污泥微波热解所得的残余半焦作为吸附剂,研究了其对亚甲基蓝的吸附效果。试验结果表明,当热解时间为15min、热解原料中半焦......
印染废水的治理是水系环境治理的重点,而亚甲基蓝是印染废水中典型的有机污染物。本论文选用掺杂铁、钒、硅和锌等离子的纳米TiO2作......
在 Zhongdian 的 Zhongdian 沼泽地草地,中国作为“桃花源”众所周知,在泥炭从来没被学习过让它的潜力与污染物质交往的地方。腐殖的......
采用高铁酸钾对3种水溶性染料废水进行氧化脱色研究。考察高铁酸钾用量,反应温度和染料浓度对3种染料脱色率的影响。结果表明,高铁酸......
采用光谱荧光法研究血管钠肽(vasonatrin peptide,VNP)对心肌细胞内钙瞬变的作用及其机制,观察钠尿肽鸟苷酸环化酶(guanylate cycl......
The Electrochemical Characteristics of Multilayer Assembly of Hemoglobin and Polystyrene Sulfonate a
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目的探讨超声引导下亚甲蓝注射对不可扪及的乳腺微小病灶定位活检的应用价值。方法在高频超声引导下,对153例、203枚乳腺微小病灶......
为了衡量细胞固定化载体的性能,基于单分子层吸附理论,利用溶液中亚甲基蓝染料在固形物表面的吸附倾向,建立了用于测定细胞固定化......
以笋壳为原材料,经过NaOH活化、碳化后制得笋壳基活性炭,研究了其对重金属及有机污染物的单独和共吸附性能。选取Cu(Ⅱ)和亚甲基蓝(MB......
目的:研究血浆同型半胱氨酸、血清叶酸及亚甲基四氢叶酸还原酶(MTHFR)基因多态性与结、直肠癌发病的关系。方法:采用PCR-RELP技术检测......
以(S)-联萘酚为起始原料通过多步反应合成了(S)-6-乙烯基-2,2’-甲叉二氧基-1,1’-联萘﹒首先将(S)-联萘酚通过2步合成了(S)-6-溴-2-......
Tea waste/CuFe2O4 (TW/C) composite was prepared by co-precipitation method. The TW and TW/C samples are characterized by......
采用电弧放电法制备了Zn O/C纳米球,利用FESEM、XRD和N2吸附/脱附测试进行了表征。在避光条件下研究了复合材料对亚甲基蓝的吸附性......
目的建立一种简便、实用的检测亚甲基四氢叶酸还原酶(MTHFR)等位基因C677T点突变的方法,并初步观察部分健康老人和老年血管性痴呆(......
A series of chitosan-g-poly(acrylic acid)/vermiculite hydrogel composites were synthesized and used as adsorbents for th......
目的 探讨亚甲基四氢叶酸还原酶(MTHFR)C677T基因多态性与阿托伐他汀钙降低H型高血压患者血浆同型半胱氨酸(Hcy)水平的相关性。方法 20......
Theoretical Study on the Self, Water-assisted and Au-to-assisted Dimer Proton Transfer Reaction in t
The proton transfer in the isolated, mono and dehydrated forms, isolated dimers of N-Hydroxy Methylen Formamide (NHMF) h......
Bismuth Oxide Carbonate Structures Synthesized by Microwave—Assisted Solvothermal Approach and Its U
Because the textile industry wastewater is polluted with azo dyes, and in order to improve a process of wastewater remed......
以Bi(NO3)3.5H2O、NH4VO3、Cu(NO3)2.3H2O为原料,采用水热法合成了Cu-BiVO4光催化剂,并利用X射线衍射(XRD)、扫描电镜(SEM)、X射线光电子能......
采用湿化学还原法在自组装的单层阵列二氧化硅纳米粒子表面沉积银膜制备了SiO2核/Ag帽复合纳米结构。通过透射电镜(TEM)、扫描电镜(SE......
以亚甲基蓝(MB)和对苯二甲酸(TA)为羟自由基捕捉剂,采用紫外-可见光分光光度法和荧光分析法间接检测了高强度聚焦超声空化作用产生的羟......
Geotechnical Identification and Classification of Soils as Flexible Pavement Subgrade of the Section
The present study is inscribed within the framework of the geotechnical characterization of the soils of the Santchou pl......