temperature programmed desorption

Temperature Programmed Desorption of Basic Probes on Solid Superacids

碱性探针分子在固体超强酸上的程序升温脱附研究

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The acid proper-ties of its coking in front and behind by temperature programmed desorption of ammonia ( TPD).

用氨程序升温脱附法（TPD）研究了它们在积炭前后的酸性变化。

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Activation Energy of Temperature Programmed Desorption Calculated Using Least-Squares Method for Benzene, Thiophene and Octane on NaY

最小二乘法计算苯、噻吩和正辛烷在NaY上程序升温脱附活化能最小二乘配置法，最小二乘拟合推估法

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A new nonlinear temperature programmed desorption ( TPD) model was proposed.

以吸附过程本征动力学模型为基础，提出了一种新的TPD非线性活化能估算模型。

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Study on two kinds of methods ( vhr and shr) to calculate chemical kinetic parameters in temperature programmed desorption

VHR和SHR两种方法在程序升温热脱附中计算化学动力学参数的研究

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Temperature programmed desorption spectra of stainless-steel, oxygen-free copper and Al alloys

不锈钢、无氧铜和铝合金的升温脱附谱研究

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The surface acidic strength for solid acid catalyst was characterized through temperature programmed desorption. Based on determination of the kinetic model equation of TPD, a new simulation method used to characterize the surface acid strength was developed by using one group of TPD experimental data.

通过推导脱附动力学方程及确定脱附活化能参数的估值方法，建立了基于单套程序升温脱附（TPD）数据确定固体酸催化剂脱附活化能的动力学模拟方法。

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FI-IR and temperature programmed desorption have been used to investigate the acidic properties of active fibrous alumina.

本文用红外光谱和升温脱附的方法，考察了活性纤维状氧化铝的表面酸性质。

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Studies of the superfine mo/ al_2o_3 catalysts with temperature programmed desorption

程序升温脱附法研究超细Mo／Al2O3催化剂

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The temperature programmed desorption spectra are very important to raising the vacuum limit and guiding how to bake the vacuum systems for degassing.

研究超高真空材料的升温脱附谱对于获得超高真空、提高极限真空度和指导真空系统的烘烤除气有重要的意义。

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Kinetic Simulation for Temperature Programmed Desorption of Solid Acid Catalyst

固体酸催化剂程序升温脱附动力学模拟

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The desorption behaviours of ammonia, oxygen and propylene adsorbed on the fresh, deactivated and regenerated catalysts were studied with TPD ( Temperature Programmed Desorption) method.

应用程序升温脱附技术（TPD）研究新鲜、失活和再生三种丙烯腈催化剂上NH3、O2和丙烯吸附后的脱附行为。

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Discussion on Experimental Conditions of Thermogravimetric Method in Temperature Programmed Desorption

在程序升温热脱附中热重法实验条件的讨论

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Interaction of Hydrogen and Oxygen on Pt/ TiO_2 Catalyst ⅰ. Temperature Programmed Desorption of Hydrogen and Oxygen and Their Mutual Effect

Pt/TiO2催化剂上的氢氧作用Ⅰ.氢、氧的吸咐脱附行为以及相互促进作用

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Studies of the phosphate catalyst for propene oligomerization with temperature programmed desorption

程序升温脱附法研究丙烯齐聚磷酸盐催化剂

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The temperature programmed desorption ( TPD) analysis results show that Al can increase the amounts of the strong and medium acid/ base sites on the mixed oxides, whereas increasing Zr amount may strengthen the strength of the medium base sites.

程序升温脱附（TPD）表征结果表明Al的引入能够增加复合氧化物表面较强的酸碱中心的含量，而Zr含量的增加能够增加中等强度碱中心的强度。

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Derivative Temperature-Programmed Desorption Spectra

程序升温脱附导数谱

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Secondly, the deuteration behaviors before/ after Pd addition of Ti-Zr-Ni quasicrystalline alloys were studied by using home-made solid-gas reaction systems, Temperature Programmed Desorption ( TPD) and X-ray Photoelectron Spectroscopy ( XPS) techniques.

其次，采用自制的气固反应系统、程序升温热脱附仪与X射线光电子谱仪（XPS）等技术，对照研究Ti-Zr-Ni准晶在Pd添加前后的氘化行为，并探讨Ti-Zr-Ni基准晶的储氢共性。

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The Temperature Programmed Desorption ( TPD) method is applied to research the series deactivation catalysts of Zn ( Ac) 2.The catalyst samples was obtained from chemical factory.

用程序升温脱附法测定了乙炔在衰化程度不同的醋酸锌催化剂上的脱附峰面积。

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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。

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The kinetics of desorption of H_2O ( g) from Cu-ZnO-Al_2O_3 catalyst of lowtemperature shift reaction was studied by means of temperature programmed desorption ( TPD) technique.

以程序升温脱附（TPD）技术对H2O（g）在Cu-ZnO-Al2O3型低温变换催化剂上的脱附行为进行研究。

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The effect of NiO content on the basicity of catalyst was investigated by using H2 TPD ( temperature programmed desorption), DRIFTS ( diffuse reflectance infrared Fourier transform spectroscopy), and CO2 TPD. The catalytic performance was tested and the amount of coke deposition was measured.

用H2-TPD（程序升温脱附），DRIFTS（漫反射红外傅立叶变换光谱），CO2-TPD等方法考察了NiO的含量对催化剂表面碱性的影响，并和反应稳定性以及抗积碳性能相关联。

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An UHV system is thus developed to explore and test the temperature programmed desorption spectra of commonly used materials, including stainless-steel, oxygen-free copper and Al alloys.

作者设计并加工了研究超高真空升温脱附谱的实验设备，并用此设备测量了真空系统结构材料不锈钢、无氧铜和铝合金的升温脱附谱。

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The adsorption and desorption of cyclohexylamine, as a cross linking agent, on different zeolites were studied by temperature programmed desorption ( TPD) technique.

本文以程序升温脱附（TPD）为主要实验手段，对环己胺在5种不同沸石分子筛上的吸脱附行为进行了研究。

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Studies of the temperature programmed desorption and reaction of aromatic compounds adsorbed on H-MORDENITE

氢型丝光沸石吸附芳烃的程序升温脱附及反应的研究

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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。

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Establishment and Application of in situ Temperature Programmed Desorption ( TPD) for XPS Spectrometer

原位程序升温脱附（TPD）方法的建立及其应用实例

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The effect of acidity on the amination of methanol over non modified, and cation exchanged and steam treated mordenite catalysts has been investigated by Py IR, NH 3 TPD and temperature programmed desorption of the adsorbed products retained on the surface of used catalyst.

用NH3－TPD、Py－IR和催化剂表面吸附产物的程序升温脱附方法，研究了丝光沸石经阳离子和水蒸气改性前后的酸性对甲醇胺化反应性能的影响。

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The acidity and distribution of the acidic sites were studied by IR using pyridine as probe molecule and temperature programmed desorption ( TPD) of ammonia.

通过吸附吡啶红外光谱和NH3TPD进行了酸性和酸分布研究。

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TPD characterization of n-propylamine temperature programmed desorption indicated that the acid density and acid strength of the catalyst acid sites changed with the temperature rise of catalyst activation and reached a maximum at 250 ℃ and 350 ℃, respectively.

催化剂表面酸强度和酸密度均随着活化温度的提高先增大后降低，分别在350℃和250℃时达到极大值。

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