temperature programmed reduction

CoMo bimetallic nitride catalysts were prepared by temperature programmed reduction of CoMo oxides in flowing N 2 H 2 mixture gases, and effects of added cobalt on BET surface area of the products were investigated.

以N2-H2为氮化气与钴钼氧化物进行程序升温反应制备了大比表面积的钴钼氮化物。

The catalyst is characterized by temperature programmed reduction ( TPR), H_2 chemisorption and ammonia temperature programmed desorption ( NH3-TPD).

采用程序升温还原（TPR）、氢的化学吸附和NH3的程序升温脱附（NH3-TPD）对催化剂进行了表征。

The reducibility and structure characteristics of the supported copper oxide catalysts were revealed and determined with hydrogen temperature programmed reduction, X-ray diffraction and high-resolution transmission electron microscope.

用X射线衍射、高分辨电镜、氢程序升温还原等技术研究了CuO在MCM41上的分散情况及氧物种的反应特性。

The effect of preparation parameters on the disribution of Ni species and the CO hydrogenation performance of the derived Ni/ Al2O3 catalysts was studied by activity measurement, surface area and pore volume measurement, XRD, and temperature programmed reduction ( TPR) methods.

用比表面和孔体积测定、XRD和程序升温还原（TPR）方法研究了一系列不同制备条件对Ni在Al2O3表面上的分配形态及其对CO加氢反应催化性能的影响。

Temperature programmed reduction of TiO_2-promoted sulfur-tolerant Co-Mo based conversion catalysts

TiO2促进的Co-Mo系耐硫变换催化剂

Interaction of Hydrogen and Oxygen on Pt/ TiO_2 Catalyst ⅱ. Temperature Programmed Reduction and Temperature Programmed Oxidation

Pt/TiO2催化剂上的氢氧作用Ⅱ.程序升温还原和程序升温氧化研究

WP/ γ-Al2O3 catalysts were prepared by impregnation and temperature programmed reduction in H2.The catalysts were characterized by XRD 、 BET and XPS. The effect of reduction time of catalyst on the structure of catalysts was studied.

采用共浸渍和程序升温高纯氢气还原的方法合成了WP/γ-Al2O3催化剂，对催化剂进行了XRD、BET和XPS表征，考察了还原时间对催化剂结构的影响。

Two oxygen species,α and β, have been found in temperature programmed reduction ( TPR) experiments.

程序升温还原（TPR）实验揭示催化剂中存在两种类型的氧种：α氧和β氧。

A series of unsupported and supported molybdenum phosphide catalysts were prepared by temperature programmed reduction process. Then these prepared catalysts were characterized by means of TG-DTG, XRD and BET technique.

通过程序升温还原磷钼酸盐前体的方法制备了无负载和负载型磷化钼催化剂，并采用TG-DTG，XRD和BET技术对催化剂进行表征。

The effects of preparation methods and calcination temperature on perovskite structure were characterized by X-ray diffraction ( XRD) and temperature programmed reduction ( TPR).

用X-射线衍射（XRD）和程序升温还原（TPR）技术考察了制备方法和灼烧温度对钙钛矿型结构形成的影响。

Physic-chemical properties of the catalyst were characterized by X-ray diffraction, transmission electron microscope, temperature programmed reduction in H2, Brunauer – Emmett – Teller.

通过X射线衍射、透射电镜电子显微镜、氢气程序升温还原和比表面积分析对其进行了表征。

Characterization of Supported Noble Metal Catalysts by Temperature Programmed Reduction

程序升温还原法表征负载贵金属催化剂

Study oxidation-reduction properties of pd-v oxides by temperature programmed reduction and reoxidation

用程序升温法研究Pd-Ⅴ氧化物催化剂的氧化还原性能

The reducibility was determined by temperature programmed reduction ( TPR).

用程序升温还原（TPR）技术研究了它们的还原性能。

The hydrogen reduction kinetics of seven CuO/ ZnO/ Al_2O_3 catalysts with comparable composition ratios were studied by the method of temperature programmed reduction ( TPR).

本文采用程序升温还原法（TPR），结合x&衍射图谱分析，对CuO/ZnO/Al2O3型低变催化剂的还原动力学进行了研究。

Discussion on Determination of Vapor Concentration During Temperature Programmed Reduction of Catalyst for Synthesis

对合成塔触媒升温还原水汽浓度测定方法的探讨

Catalyst characterization was carried out by X ray diffraction ( XRD), temperature programmed desorption ( TPD), temperature programmed reduction ( TPR), and low temperature N 2 adsorption ( BET method) technologies.

用X-射线衍射（XRD）、程序升温脱附（TPD）、程序升温还原（TPR）、低温氮吸附（BET）等方法对催化剂进行了表征。

Major phases nanocrystals were studied in Temperature Programmed Desorption of CO, SO 2, and supported Ni, Co, and Mn were measured in Temperature Programmed Reduction ( TPR).

对复合纳米晶进行了CO、SO2程序升温脱附性能测试。对负载Ni、Mn、Co进行程序升温还原测试。

Temperature programmed reduction of Ni zn/ C catalyst

Ni-Zn/活性炭催化剂的程序升温还原研究

Studies on the reduction behavior of supported metallic catalysts by temperature programmed reduction

茂金属催化剂的负载化程序升温还原法研究负载型金属催化剂的还原过程

The physical and chemical reactions during the calcinations and reduction processes are analyzed using Thermogravimetric and differential thermal analysis ( TG-DTA) and Temperature Programmed Reduction ( TPR).

利用热重-差热仪（TG-DTA）和程序控温还原（TPR）对材料煅烧和还原过程中的物理及化学反应过程进行了分析。

Temperature programmed reduction and reduction kinetics of Mo Ce oxides

钼铈氧化物体系的程序升温还原与还原动力学

The reduction property of TiO 2-promoted sulfur-tolerant Co-Mo based conversion catalyst was studied by temperature programmed reduction.

利用程序升温还原（TPR）技术研究了TiO2促进的耐硫变换催化剂还原性能，结果发现：添加适量的TiO2可以显著降低主活性组分MoO3及CoO的还原温度。

The appropriate reduction temperature of Co/ Al 2O 3 catalyst for F T synthesis was chosen by temperature programmed reduction method.

对用于FT合成制液态烃的Co/Al2O3催化剂进行了程序升温还原研究，确定了合适的还原活化温度（约600～800K），同时考察了钴负载量和焙烧温度对催化剂活性的影响。

The effects of various metal oxides on the crystal structure and chemical characteristics of an iron chromium catalyst are researched by the temperature programmed reduction ( TPR) technique, X ray analysis and catalytic activity test.

运用程序升温还原（TPR）、X射线衍射（XRD）及活性评价技术研究了金属氧化物对低铬铁系催化剂结构和性能的影响。

Structural and hydrogen temperature programmed reduction properties of MCM-41 supported copper oxide catalysts

MCM-41负载氧化铜活性组分的结构及其氢程序升温还原特性

Application of D-M Distribution Function to Kinetic Calculation of Temperature Programmed Reduction

D-M分布函数在程序升温还原反应动力学计算中的应用

Its crystal structure, specific surface area, pore size distribution, oxygen storage capacity ( OSC) and redox behavior were investigated by X-ray diffraction, BET, oxygen pulse adsorption and H_ ( 2)-temperature programmed reduction ( H_ ( 2)-TPR).

采用X射线衍射、BET、氧脉冲吸附和H2程序升温还原（H2-TPR）等技术对材料的晶体结构、比表面积、孔结构、储氧性能和还原性能进行了研究。

The nitride catalyst of CoMoN_x/ γ-Al_2O_3 was synthesized by using Co ( NO_3)_2 · 6H_2O and ( NH_4)_6Mo_7O_ ( 24)· 4H_2O as sources and nitrided with N_2-H_2 mixture by process of temperature programmed reduction.

以Co（NO3）2·6H2O以及（NH4）6Mo7O24·4H2O为原料，采用N2-H2为还原气，通过程序升温还原反应的氮化处理技术，合成了CoMoNx/γ-Al2O3催化剂。