1) microcalorimetric adsorption for ammonia
氨微量吸附量热
2) Microcalorimetry
微量吸附量热
1.
The catalytic activity of the tungsten carbides for hydrazine decomposition was investigated,and the active sites were determined by CO adsorption microcalorimetry.
以WO3为前驱体考察了CH4/H2混合气氛下程序升温反应制备碳化钨的晶相转变过程,比较了不同晶相碳化钨催化剂的肼分解活性,并以CO为探针分子采用微量吸附量热技术研究了碳化钨晶相转变过程中催化剂的表面活性位。
3) microcalorimetric adsorption
微量吸附量热
1.
The catalysts of Co/SiO_2 series were prepared by sol-gel method and characterized by the techniques of TPR,XRD,the titration of O_2,the measurement of the specific area of BET(S_(BET))as well as the microcalorimetric adsorption of H_2,O_2,CO and C_2H_(4)at room temperature.
用溶胶-凝胶法制备了Co/S iO2系列的担载型催化剂,采用SBET、TPR、XRD、O2滴定及室温H2、O2、CO和C2H4微量吸附量热等技术进行了研究。
2.
Microcalorimetric adsorption was used to determine quantitatively the number and strength of acid/base sites on the oxide samples of Eu 2O 3, CeO 2, MgO, ZnO, Al 2O 3 and NiO.
利用微量吸附量热技术定量地表征了Ｅｕ２Ｏ３、ＣｅＯ２、ＭｇＯ、ＺｎＯ、Ａｌ２Ｏ３和ＮｉＯ等氧化物表面酸碱中心的强度和数量，结果表明，样品的ＮＨ３和ＣＯ２起始吸附热与其Ｓａｎｄｅｒｓｏｎ电负性相关。
4) microcalorimetric adsorption
微量量热吸附
1.
Various measured methods, such as BET, XRD, TG-DTA, TPR, FT-IR, microcalorimetric adsorption and isopropanol catalytic reaction were used to stu dy the physico-chemical properties of these samples.
以共沉淀法合成的水滑石(HT)和类水滑石(HTLc)为前体制备了镁铝、钴铝、钴镁铝混合氧化物,采用了BET、XRD、TG-DTA、TPR、FTIR和微量量热吸附及异丙醇催化反应进行了研究。
2.
Various measuring methods, such as BET, XRD, TG-DSC, TPR, FTIR, microcalorimetric adsorption and isopropanol catalytic reaction were used to perform the studies of the samples of 4Mg/Al, 3Ni/Mg/Al, 3.
采用了BET、XRD、TG-DSC、TPR、FTIR、微量量热吸附和异丙醇催化反应等测试方法,对以共沉淀法合成的水滑石(HT)和类水滑石(HTLcs)为前体制备的4Mg/Al、3Ni/Mg/Al、3。
3.
Various measured methods,such as BET,XRD,TG-DTA,TPR,FT-IR,microcalorimetric adsorption and isopropanol catalytic reaction were used to study the physico-chemical properties of these samples.
制备了来源于共沉淀法合成的水滑石(HT)和类水滑石(HTLc)前体的2Mg/Al和2Ni/Al混合氧化物,采用BET、XRD、TG-DTA、TPR、FT-IR、微量量热吸附和异丙醇探针催化反应进行了研究。
6) Microcalorimetric adsorption
吸附量热
1.
The technique of microcalorimetric adsorption and its application for measurements of surface acidity and basicity have been reviewed.
探讨了吸附量热技术及其在测定固体表面酸碱性中的应用 。
2.
Microcalorimetric adsorption of ammonia, water and dimethyl ether(DME) was performed respectively to evaluate the surface acid properties of these catalysts.
用吸附量热法考察了NH3、H2O及二甲醚（DME）等探针分子的吸附行为，研究了样品的表面酸性，NH3在P／B＞1的样品上发生解离吸附，而在P／B＜1的样品上，其起始吸附热与在γ-Al2O3上的相似。
3.
Microcalorimetric adsorption technique is a method of mensurating the relation between adsorbed capacity and heat when the adsorbate was adsorbed in the sorbent suface.
本论文主要介绍了微量吸附量热技术及其在研究几种固体酸碱材料表面性质上的应用。
补充资料：吸附量
分子式：
CAS号：
性质：在固气和固液界面上进行吸附时，在一定温度和压力(或浓度)下，一定量吸附剂吸附的吸附质的量称为吸附量。实际应用中大多规定以1g(或1m2)吸附剂上之吸附量表示，也称比吸附量。常用单位有：g/g，g/m2，mol/g，mol/m2，ml/g，ml/m2等。在气液界面上的吸附量单位多用mol/cm2。对于指定的吸附剂和吸附质，吸附量的大小由吸附温度和吸附平衡时气体压强(或溶质浓度)决定。吸附量是吸附研究中最重要的物理量，对于了解和比较吸附剂与吸附质的作用、吸附剂的优劣、吸附条件等有重要意义。
CAS号：
性质：在固气和固液界面上进行吸附时，在一定温度和压力(或浓度)下，一定量吸附剂吸附的吸附质的量称为吸附量。实际应用中大多规定以1g(或1m2)吸附剂上之吸附量表示，也称比吸附量。常用单位有：g/g，g/m2，mol/g，mol/m2，ml/g，ml/m2等。在气液界面上的吸附量单位多用mol/cm2。对于指定的吸附剂和吸附质，吸附量的大小由吸附温度和吸附平衡时气体压强(或溶质浓度)决定。吸附量是吸附研究中最重要的物理量，对于了解和比较吸附剂与吸附质的作用、吸附剂的优劣、吸附条件等有重要意义。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条