1) temperature programmed surface reaction
程序升温表面反应
1.
The catalytic degradation of N′-nitrosonornicotine (NNN), the representative of tobacco special N′-nitrosamines (TSNA), of which the molecular volume is much larger than the pore size of zeolites, was for the first time studied on zeolites catalysts by the use of temperature programmed surface reaction technique.
使用程序升温表面反应技术 ,首次研究了沸石对于分子直径远大于其孔径的烟草特有亚硝胺代表物N′ 亚硝基去甲烟碱的 (NNN)催化裂解作用 。
2.
Desorption and decomposition of N nitrosoamines, such as N nitrosodimethylamine (NDMA), N nitrosopyrrolidine (NPYR) and N nitrosohexamethyleneimine (NHMI) on zeolite NaY, NaZSM 5 and HZSM 5 as well as MCM 41 mesoporous molecular sieve were investigated by use of temperature programmed surface reaction (TPSR) technique.
采用程序升温表面反应技术研究了二甲基亚硝胺 ,吡咯烷亚硝胺和环六亚甲基亚硝胺在NaY ,NaZSM 5和HZSM 5等沸石及MCM 41中孔分子筛上的脱附及分解 。
3.
The surface species from butadiene adsorption on γ Mo 2N have been investigated by temperature programmed surface reaction (TPSR).
使用程序升温表面反应的方法对氮化钼催化剂上的丁二烯吸附物种进行了考察 。
2) temperature-programmed surface reaction
程序升温表面反应
1.
The results of isotopic exchange of(()~(18)O),temperature-programmed surface reaction of ethanol(C_2H_5OH-TPSR),temperature-programmed desorption of CO(CO-TPD),and temperature-programmed reduction of H_2(H_2-TPR) show that the Pt phase is amorphous and well dispersed on the support surface.
25O2催化剂,考察了催化剂对乙醇及CO的氧化活性,并采用18O同位素交换、乙醇程序升温表面反应(C2H5OH-TPSR)、一氧化碳程序升温脱附(CO-TPD)和程序升温还原(H2-TPR)等技术对催化剂进行了表征。
2.
The effects of Fe promoter on the desorption and hydrogenation of adsorbed CO over a series of silica-supported Rh-based catalysts were investigated by means of temperature-programmed desorption of adsorbed CO (CO-TPD) and temperature-programmed surface reaction (TPSR) of adsorbed CO with hydrogen.
采用一氧化碳程序升温脱附 (CO TPD)和吸附的一氧化碳加氢程序升温表面反应 (TPSR)考察了Fe助剂对Rh基催化剂上CO的脱附行为及吸附CO的加氢行为的影响 。
3.
Its structure was characterized by X-ray diffraction,transmission electron microscopy,in situ electron spin resonance,and temperature-programmed surface reaction techniques,and its catalytic performance for oxidative coupling of methane(OCM) was measured in a microreactor.
采用溶胶-凝胶法制备了纳米钙钛矿型复合氧化物SrTiO3催化剂,并用X射线粉末衍射、透射电子显微镜、原位电子自旋共振和程序升温表面反应等技术对催化剂进行了表征,测定了催化剂对甲烷氧化偶联(OCM)反应的催化性能。
3) TPSR
程序升温表面反应
1.
The carbon species formed by the hydrogenation of adsorbed CO on the surface of Fe-Mn based catalysts were characterized with TPSR method.
采用程序升温表面反应(TPSR)方法,研究了F-T合成铁-锰系催化剂于不同条件下吸附CO后,在催化剂表面形成的不同加氢活性碳物种的形态和反应性。
4) temperature-programmed reaction
程序升温反应
1.
Tungsten carbides with different crystal phases were prepared by temperature-programmed reaction of WO3 in a CH4/H2 atmosphere,and the phase transition occurring during this process was described.
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。
6) temperature programmed reaction
程序升温反应
1.
Molybdenum nitrides were prepared by nitriding the corresponding oxide precursor with N 2 H 2 mixed gases via temperature programmed reaction.
以N2 H2 混合气为反应气 ,与三氧化钼进行多段程序升温反应制得了氮化钼 。
2.
The temperature programmed reaction (TPR) combined with MS analyzer has been used to characterize the oxidative coupling of methane over CaO, Sm2O3 arid 0.
应用程序升温反应(TPR)及质谱分析表征了CaO,Sm_2O_3,0。
补充资料：程序升温反应谱
分子式：
CAS号：
性质：使反应原料连续通过催化剂层，按一定升温程序使催化反应在某一个或多个温度下开始进行，从而研究催化反应活性中心的方法。在程序升温过程中表面反应和脱附同时发生。例如通过该法发现甲烷化Ni催化剂有两个中心，α中心能在400K左右使吸附的CO转化为CH4，而β中心只能在700K使之转化。使用该技术有两种做法，一是以惰性气体为载气，另一种是载气本身是反应物，用色谱或质谱跟踪检测尾气中的反应产物。
CAS号：
性质：使反应原料连续通过催化剂层，按一定升温程序使催化反应在某一个或多个温度下开始进行，从而研究催化反应活性中心的方法。在程序升温过程中表面反应和脱附同时发生。例如通过该法发现甲烷化Ni催化剂有两个中心，α中心能在400K左右使吸附的CO转化为CH4，而β中心只能在700K使之转化。使用该技术有两种做法，一是以惰性气体为载气，另一种是载气本身是反应物，用色谱或质谱跟踪检测尾气中的反应产物。
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参考词条