PS/SnO_2 microspheres with single and multi SnO_2 adsorption layers are prepared by layer-by-layer (LBL) assembly technique.
利用层层自组装(LBL)技术制备了单层和多层吸附SnO2的PS/SnO2核壳微球,采用透射电镜(TEM)、场发射扫描电镜(FESEM)观察了产物的表面形貌,采用傅立叶变换红外分光光度计(FT-IR)分析了产物的结构,用热重分析仪(TGA)研究了不同吸附层产物的壳层比例,并研究了pH值、分散溶液、吸附层数对PS/SnO2核壳微球制备的影响,得到了最佳的制备条件。
According to simple three steps for nucleic acid extraction,in cluding cells rupturing,impurities removing and nucleic acid precipitation a new nucleic acid extraction method called PS method was worked out.
依据最简单的核酸提取3步骤:细胞裂解、去除杂质、沉淀核酸的原理设计了一种普适性的动植物核酸提取方法(简称PS法),并对包括裸子植物门的银杏纲、苏铁纲、松柏纲,被子植物门的双子叶植物纲和单子叶植物纲的20种植物材料以及动物界的5纲5种材料进行了提取试验。
THE EVALUATING OF PS SURFACTANT IN IMPROVING OIL RECOVERY;
PS剂驱油提高采收率室内评价研究
Preparation and Characterization of PS/Ag composite nanoparticles
PS/Ag纳米复合粒子的制备与表征
Preparation and Characterization of PS-b-PNIPAM/Ag Composite Particles
PS-b-PNIPAM/Ag复合微粒的制备与表征
Influence Factors of Preparating Ag/PS Composite Particles Through In-site Dispersion Polymerization in Ultrasonic Field
超声波场下原位分散聚合反应制备Ag/PS复合粒子的影响因素
Synthesis of PS-TEPA and PS-g-PEG_(600) for the Immobilization of α-amylase;
PS-TEPA、PS-g-PEG_（600）树脂合成及其固载α-淀粉酶研究
Study on Epoxy Resin Modified by PS-b-PDMS-b-PS Triblock Copolymer
PS-b-PDMS-b-PS三嵌段共聚物改性环氧树脂的研究
PREPARATION OF PS/CaCO_3 COMPOSITE NANOPARTICLES AND PS HOLLOW NANO-SPHERES
PS/CaCO_3复合纳米粒子及PS纳米空心球的制备研究
Preparation of Ag/C Catalysts by [Ag(L)(bbi)] Coordination Polymer and Reduction Reaction of Oxygen on Ag/C
[Ag（L）（bbi）]配位聚合物制备Ag/C催化剂及氧在Ag/C上还原反应
Aging Characteristics of Pd-Ag-Sn-In-Zn Alloy
Pd-Ag-Sn-In-Zn合金时效特性
Preparation、Microstructure and Magnetic Properties of (Ag)/Fe/Ag Nanogranular Films;
（Ag）/Fe/Ag纳米薄膜的制备、微结构和磁特性研究
Studies on Microstructures and Magnetic Properties of (Ag)/Co/Ag Thin Films;
（Ag）/Co/Ag磁性薄膜微结构与磁特性的研究
Effect of Rubber Content and Processing Condition on Properties of HIPS/PS/PB-g-PS Blend
橡胶含量及加工条件对HIPS/PS/PB-g-PS共混物性能的影响
PS. please support your beloved music and the legal records.
ps 请支持你爱的音乐和正版唱片。
trust in the Lord...and verily thou shalt be fed- Ps 37:3.
相信主……毫无疑问你就会被喂饱——ps 37:3。
Aplication of PS/2 keyboard in MCS-51
PS/2键盘在51单片机系统中的应用
By no means should we underestimate the great significance of PS to Dunhuang .
切不可低估PS之于敦煌的巨大意义。
Preparation of Monodisperse Fe_3O_4/PS Composite Microspheres;
单分散Fe_3O_4/PS复合微球的制备研究
In Situ Compatibilization of PS/POE Blends by Friedel-Crafts Alkylation Reactions;
Friedel-Crafts烷基化反应原位增容PS/POE共混物
Preparation of PS/Pr-MMA Organic Light Scattering Materials by Pre-Polymerization and In-Situ Polymerization;
PS/Pr-MMA有机光散射材料的制备研究