methyle相关论文
H+-rectorite clay,which was prepared by modifying the raw rectorite with 10% hydrochloric acid at 60 °C for 24 h,was us......
Substitutional doping of framework heteroatoms in photocatalysts is one of the approaches for harvesting visible light. ......
SYNTHESIS OF HIGH MOLECULAR WEIGHT POLYISOBUTYLENE VIA CATIONIC POLYMERIZATION AT ELEVATED TEMPERATU
A novel simple but effective initiating system of H2O/AlCl3 /veratrole (VE) has been developed to synthesize high molecu......
A green and convenient approach for the synthesis of a series of 5,5’-(arylmethylene)bis(4-hydroxythiazole-2(3H)-one) b......
ALTHOLIGH carbenoids as the active organometallic intermediates have been widely used in organic syntheses, up to now, ......
The direct excitation of CO2 using fast (nanosecond) and ultrafast (femtosecond) pulsed lasers was investigated.A gas re......
介绍了通过微波辅助的离子交换法制备Ag插层刚KgNb6O17复合光催化剂。复合光催化剂在降解水体中亚甲基蓝的过程中呈现出很高的光催......
目的心脏圆锥动脉干缺损(CTD)是一组严重的、复杂的青紫型先天性心脏病.N5,10-亚甲基四氢叶酸还原酶(MTHFR)是参与甲硫氨酸-叶酸代......
采用Fenton试剂氧化法处理亚甲蓝模拟印染废水(COD=2000mg/L),以COD去除率为评价指标,利用单因素优化及正交实验法,对Fenton试剂用量、反......
目的:探讨快速鉴别旋毛形线虫成虫死活的染色方法。方法:分别以0.5%番红、1.0%中性红和0.5%甲基蓝3种染液,对死或活旋毛形线虫成虫进......
以木质素磺酸钙和丙烯酸为原料,乙二醇二甲基丙烯酸酯为交联剂,采用溶液聚合法制备了木质素磺酸钙改性丙烯酸树脂(LSAE)。考察了溶液pH......
在硫酸介质中,根据甲醛对溴酸钾氧化亚甲基蓝(rvXB)的褪色反应具有催化作用,建立了一种新的测定甲醛的动力学光度法。在优化的实验条件......
用纤维鼻咽镜对80例患者行鼻咽部美蓝染色检查,其中鼻咽癌35例,炎症45例,常规纤维鼻咽镜检查鼻咽癌40例,结果正常粘膜不着色,鼻咽癌97.1%着色,炎症2.2%着色......
采用浸渍-提拉法在玻璃纤维(GF)表面负载纳米TiO2,制备TiO2/GF复合光催化剂。通过X射线衍射(XRD)、热重-差热分析(TG-DSC)、扫描电镜(SEM)......
文章研究了在酸性介质中,痕量钒(V)能强烈抑制抗坏血酸氧化次甲基蓝褪色的指示反应,探讨了阻抑褪色反应的最佳条件和动力学参数,建立了......
本文采用沉淀法在选用PEG10000为表面活性剂,水为溶剂,NH3·H2O为沉淀剂的条件下,合成了球状Zn O样品。通过XRD与SEM对样品Zn ......
采用固相反应法在873 K合成了Pr2InNdO7光催化剂,通过X射线衍射(XID)、比表面积(BET)、光致发光(PL)和紫外-可见漫反射(UV-Vis DRS)测试手......
氯化钠联合加热对沸石进行改性是一种操作简单、效果比较好的改性方法,主要是改变沸石的内部结构与表面结构来提高其吸附率。本文采......
V-doped TiO2 nanoparticles(NPs) as dye adsorbents are synthesized by the co-precipitation method and characterized by X-......