acidi相关论文
Synthesis and Characterization of Chitosan-Albumin Conjugates as pH-Sensitive Biodegradable Hydrogel
A new kind of biodegradable pH-sensitive drug delivery system was developed via chitosan-albumin conjugate hydrogel. Thr......
In the interlayer expansion of the layered zeolite precursor COK-5, a Sn, salt, bis(2,4-pentanedionate)-dichlorotin [Sn(......
A strain NBT capable of dissolving silicate minerals and promoting plant growth was treated with UV+LiCl. Thirty-two mu......
Surface nanostructures orienting self-protection of an orthodontic nickel-titanium shape memory allo
Shape memory alloys (SMA) have been applied to a wide variety of applications in a number of different fields such as ae......
Direct Synthesis,Characterization and Catalytic Performance of Iron-Containing SBA-15 for Phenol Deg
An iron-containing SBA-15(Fe-SBA-15)has been synthesized via one-pot hydrothermal method under weak acidic conditions.A ......
A highly efficient procedure for the oxathioacetalization of carbonyl compounds under solvent-free c
The novel efficient procedure has been developed for the oxathioacetalization of carbonyl compounds and 2-mercaptoethano......
Large-Scale Segregation of Immiscible Liquids in the 1780 Ma Taihang Dykes to Produce the Bimodal Xi
It is yet unclear whether large-scale segregation of immiscibile liquids and eruption of high-Si lavas exist in nature(C......
利用毛细管电泳建立了中药苦蒿和青蒿及其制剂中11种酸性化合物的同时定量分析方法。其最佳电泳条件为：熔融石英毛细管50 cm（40 cm处......
Cadmium and Zinc Accumulation in Maize Grain as Affected by Cultivars and Chemical Fixation Amendmen
A field experiment was conducted to investigate the effects of soil amendments(lime,nano-Si foliar solution and used dia......
Methanol oxidation in acidic and alkaline electrolytes using PtRuIn/C electrocatalysts prepared by b
PtRuIn/C electrocatalysts (20％ metal loading by weight) were prepared by sodium borohydride reduction process using H2PtC......
Dietary Calcium Decreases Plasma Cholesterol Level only in Female but not in Male Hamster Fed a High
Objective To investigate the effect of dietary calcium on plasma lipoprotein profile in castrated and ovariectomized ham......
Microwave-induced synthesis and characterization of nanometer Ce0.5Zr0.5O2 solid solution for the ac
Ce0.5Zr0.5O2 solid solution was successfully synthesized using cerium nitrate,zirconium nitrate,and urea as raw material......
Microwave-induced synthesis and characterization of nanometer Ce0.5Zr0.5O2 solid solution for the ac
Ce0.5Zr0.5O2 solid solution was successfully synthesized using cerium nitrate,zirconium nitrate,and urea as raw material......
研究了利用电离常数法和活度系数模型法确定湿法冶金过程中硫酸体系溶液酸度,确定硫酸溶液、硫酸铜溶液和硫酸锌溶液体系H+活度系......
采用混凝沉淀-水解酸化-二级接触氧化工艺处理东莞某制衣公司废水。运行结果表明，在pH调节为7～7．5，某混凝剂投加量为20mg／L，水解酸化停留......
Ｃｒ（Ⅵ）－４ＣＰ（４－氯苯酚）共存污染强Ｃｒ（Ⅵ）离子的紫外光致的主要是由于Ｃｒ（Ⅵ）与４ＣＰ光解产物之间的氧化还原反应而引起的，Ｃｒ（Ⅵ）离子还原受光强和体系酸度影响较大，还......
通过选择不同酸介质，系统地改变Ｈ２Ｏ２和酸性介质的浓度比例，考察了相应的阴离子对Ｈ２Ｏ２在铂金电极上还原过程的电化学振荡现象的影响，并进行了初......
１９９３年３月２８日－４月７日，在厦门后坑村，对不同高度的低空大气中气态污染物，云水和雨水进行了垂直分布观测。结果表明：厦门后坑村春季大气中ＳＯ２，ＮＯｘ，Ｏ３的日均值......
Bioleaching of low-grade copper sulfide ores by Acidithiobacillus ferrooxidans and Acidithiobacillus
The grown conditions of Acidithiobacillus ferrooxidans and Acidithiobacillus thiooxidans were investigated,and then expe......
探究了ZSM-5分子筛的晶体结构、孔结构及酸性质;对通过离子交换对其表面进行优化以提高催化活性方面的研究工作进行了阐述;对 Cu-Z......
采用化学沉积法制备了Au/Ni催化阴极,并组装成Al/H2O2电池,采用微酸性阴极电解液进行放电,放电时间长达6 h,平均电压1.466 V,H2O2......
Aims: To observe the clinical effect of acupuncture plus acupoint-injection of Acidi Nucleici et Caseini Hydrolysatis Co......
Methanol oxidation in acidic and alkaline electrolytes using PtRuIn/C electrocatalysts prepared by b
PtRuIn/C electrocatalysts(20%metal loading by weight)were prepared by sodium borohydride reduction process using H 2 PtC......
本文研究了ＣＯ２在造纸工业中，对草浆黑液的酸化，木质素沉降及分离的最佳工艺条件，得到了有价值的结论。......
用ＸＲＤ，ＩＲ，ＮＨ３－ＴＰＤ和ＢＥＴ等技术研究了Ｍｏ／ＨＺＳＭ－５分子筛上Ｍｏ的体相状态和酸；在液相酯化反应中，复Ｍｏ／ＨＺＳＭ－５分子筛催化合了丙酸异戊酯和乳酸异戊酯。......
压裂、酸化是油气井增产的重要手段,它们的增产效果除取决于压裂酸化本身的作用外,还与施工后残液从地层中返排的能力有很大关系.......
采用化学溶蚀方法解除水泥塞，要比用钻头钻开的机械方法安全得多，在动态条件下，对盐酸和盐酸氢氟酸以及几种络合剂复配的水泥石溶蚀液......
采用Hammett指示剂、吡啶吸附红外光谱（Py—IR）和微反测试等方法，考察了负载型Nb2O5催化剂表面酸性特征和对异丁烯（IB）异丁醛（IBA）缩合生......
综述了不同改性方法对催化裂化(FCC)催化剂的酸性调变作用以及对催化裂化反应性能的影响,主要包括脱铝改性、稀土改性、磷改性和镁......
通过芳胺的重氮化-偶合反应合成了8个偶氮基杯[4]芳烃化合物，其结构经IR，1^H NMR，ESI-MS和元素分析表征．通过UV—Vis，1^H NMR和IR考察了......
目的探讨紫云英蜜总糖含量和酸度的测定方法。方法利用紫外分光光度法测定总糖的含量；电位滴定法测定酸度。结果紫云英蜜总糖含量为......
通过金属耐受试验,测定了金属离子Mo6＋、Cu2＋、Zn2＋对中等嗜热混合菌（喜温嗜酸硫杆菌和氧化亚铁微螺菌共培养体系）活性的影响.结果表明,......
针对近年来长三角地区设施菜地规模化程度逐渐加剧,对规模化和分散型种植方式开展调研,阐明不同种植方式下的施肥现状、土壤理化性......
介绍了水力压裂技术、酸化解堵技术、水平井开发技术以及物理增产技术的应用。应用该技术可以提高低渗透油藏的产能，达到油田生产的......
研究了模板剂种类，浓度及硅源等因素对ＳＡＰＯ－５分子筛结构，性质及酸催化性能的影响。结果表明，在合成ＳＡＰＯ－５分筛时，较合适的模板剂为三乙基胺或四乙基......
A novel technology (electrokinetics) is proposed to improve acidizing operations, i.e., increase the penetration distanc......
The development of surface acidity on rayon-based carbon fibers during mild electrochemical treatment was investigated. ......
讨论了升流式膨胀滤池的反应过程，导出物料消耗，出水水质及反应时间等在有关理论公式，并根据物料流化理论确定了滤池几何尺寸及工艺提......
