標(biāo)題: Titlebook: Methane and Alkane Conversion Chemistry; Madan M. Bhasin,D. W. Slocum Book 1995 Springer Science+Business Media New York 1995 Chlor.cataly [打印本頁] 作者: metabolism 時間: 2025-3-21 17:05
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書目名稱Methane and Alkane Conversion Chemistry讀者反饋學(xué)科排名
作者: 典型 時間: 2025-3-21 22:05 作者: verdict 時間: 2025-3-22 03:42
R. H. Cunningham,R. A. van Santen,A. V. G. Mangnus,J. H. B. J. Hoebinkalways many technical factors and differences in patients to take into consideration as one tries to choose the best treatment. When appropriately designed and implemented, the results of randomized controlled trials (RCTs) help guide the clinician to make better choices. In large trials, researcher作者: 散步 時間: 2025-3-22 05:47
W. M. Yang,Q. J. Yan,X. C. Funcreased. Conducting RCTs comes with several challenges, e.g., devising a meaningful research question, variation in operator techniques, diversity of materials/procedures, and selecting the appropriate study design and outcome variables. Trial implementation and dissemination also raise issues rela作者: 新星 時間: 2025-3-22 10:00
R. Mariscal,M. A. Pe?a,J. L. G. Fierroynthesizing recent materials.Sparks a renewed interest among.This book presents an up-to-date perspective on randomized response techniques (RRT). It discusses the most appropriate and efficient procedures of RRT for analysing data from queries dealing with sensitive and confidential issues, includi作者: 分期付款 時間: 2025-3-22 13:35 作者: 老巫婆 時間: 2025-3-22 17:19 作者: 沖擊力 時間: 2025-3-22 23:25 作者: 小口啜飲 時間: 2025-3-23 05:02 作者: 外星人 時間: 2025-3-23 09:35
A. J. Colussi,V. T. Amorebietaute eine bedeutende Rolle ein. lm Jahr 1999 haben die amerikanischen Profi-Ligen im Football, Baseball, Basketball und Hockey gemeinsam 116 Millionen Stadionbesucher verzeichnen k?nnen und über zwei Drittel der USamerikanischen Bev?lkerung bezeichnet sich selbst als Fans der National Football League作者: BRIDE 時間: 2025-3-23 13:10
Roy S. Mauti,Charles A. Mimsute eine bedeutende Rolle ein. lm Jahr 1999 haben die amerikanischen Profi-Ligen im Football, Baseball, Basketball und Hockey gemeinsam 116 Millionen Stadionbesucher verzeichnen k?nnen und über zwei Drittel der USamerikanischen Bev?lkerung bezeichnet sich selbst als Fans der National Football League作者: 干涉 時間: 2025-3-23 16:45 作者: Parley 時間: 2025-3-23 19:10
Methane and Light Alkane (C2-C4) Conversion Over Metal Fluoride-Metal Oxide Catalyst System in Presehydrogenation of ethane, propane and iso-butane were developed. XRD analysis suggested that, with the addition of metal fluorides to metal oxides, partial substitution of cations and/or anions happened between fluorides and oxides, leading to the formation of new phases ( e.g. LaOF ) and expansion/c作者: 火海 時間: 2025-3-23 23:49
Oxidative Coupling of Methane Over Sulfated SrO/La2O3 Catalystsane makes an excellent gaseous fuel, it is desirable to convert it .-step processes to higher molecular weight products for transportation, storage, and utilization as chemical feedstocks. The desired primary reactions are shown in Equations 1–4, while Equation 5 is also a reaction of interest: 作者: 輕信 時間: 2025-3-24 04:58 作者: IVORY 時間: 2025-3-24 09:25
Evidence for the Production of Methyl Radicals on the Na2WO4/SiO2 Catalyst Upon Interaction with Metethyl radicals and one with g = 1.910 for W. were simultaneously appeared in the ESR spectrum collected at 77K after the reaction of methane with the catalyst at 750 .C in the absence of gas-phase oxygen. In conjunction with previously published results of the surface characterizations of the cataly作者: 節(jié)約 時間: 2025-3-24 11:38 作者: micronutrients 時間: 2025-3-24 17:07 作者: FLASK 時間: 2025-3-24 21:05
A Comparative Study of Catalytic Behaviours of Sr-Ti, Sr-Zr, Sr-Sn Perovskites and Corresponding Layed for the oxidative coupling of methane. Much higher C. selectivity and yield (35–41% and 11–15%, respectively) were obtained over layered perovskites under the reaction condition of 1073K, CH./O./N.=2:l:4 and F/W=60000 ml/min. Postreaction characterization by XRD and XPS reveals that the layered p作者: AXIS 時間: 2025-3-25 03:04 作者: Etymology 時間: 2025-3-25 03:31 作者: 觀察 時間: 2025-3-25 08:37
Conversion of Methane to Higher Hydrocarbons Over Supported Transition Metal Oxide Catalystserable interest has been concentrated on the production of higher hydrocarbons from methane, especially the oxidative coupling of methane to ethylene and ethane.. Although several promising catalysts have been discovered, it is difficult to obtain high activity and high C. hydrocarbons selectivity s作者: Neutral-Spine 時間: 2025-3-25 12:26 作者: 可行 時間: 2025-3-25 17:27
Effects of Product Separation on the Kinetics and Selectivity of Oxidative Couplings been widely investigated. Several reviews of this area have been published (1, 2, 3). A broad range of oxide materials has been studied, including: transition metal oxides (4, 5), alkali-doped, basic oxides such as MgO (6, 7), and rare-earth oxides (8, 9). With all of these materials, deep oxidati作者: 空中 時間: 2025-3-25 20:06
Reactive Vs. Adsorbed Oxygen in the Heterogeneous Oxidation of Methane Over Li / MgOrometry in a lowpressure, continuous flow reactor between 930–1130 K. Under these conditions, which suppress gas-phase reactions, only purely heterogenous processes take place in this system. Dosage of the amounts of bound oxygen removed at several stages of evacuation, or consumed by reaction with 作者: 被告 時間: 2025-3-26 01:05
The Role of Free Methyl Radicals in the Selective Oxidation of Methane Over Silica-Supported Molybdeve oxidation to formaldehyde.. The fate of the methyl intermediate, particularly whether it is desorbed into the gas phase and the surface involvement in the subsequent steps is as of yet unresolved. Various scenarios with differing amounts of surface involvement have been proposed. Dowden ... have 作者: 半圓鑿 時間: 2025-3-26 05:42
Transient Studies of Methane Oxidative Coupling Over Li Promoted LaNiO3 Catalystsotion improves ethane and ethylene selectivity on otherwise completely unselective catalysts. Transient and oxygen isotopic exchange experiments indicate involvement of lattice oxygen in the methane activation process. It is also shown that the presence of lithium significantly lowers a degree to wh作者: intercede 時間: 2025-3-26 12:28 作者: blight 時間: 2025-3-26 12:52 作者: Directed 時間: 2025-3-26 17:10
http://image.papertrans.cn/m/image/631825.jpg作者: antipsychotic 時間: 2025-3-26 23:44
Oxidative Coupling of Methane Over Sulfated SrO/La2O3 Catalystsane makes an excellent gaseous fuel, it is desirable to convert it .-step processes to higher molecular weight products for transportation, storage, and utilization as chemical feedstocks. The desired primary reactions are shown in Equations 1–4, while Equation 5 is also a reaction of interest: 作者: Nutrient 時間: 2025-3-27 01:57 作者: CULP 時間: 2025-3-27 06:35
https://doi.org/10.1007/978-1-4615-1807-5Chlor; catalysis; chemistry; inorganic chemistry; methanol; organic chemistry作者: 打火石 時間: 2025-3-27 12:31
Methane and Light Alkane (C2-C4) Conversion Over Metal Fluoride-Metal Oxide Catalyst System in Preseontraction of lattices ( e.g. in CeO.-BaF. ). O.. (1 ≤ n ≤ 2) species were detected by the Raman spectroscopy over the catalysts after O. adsorption. O.- species was observed by . FTIR spectroscopies at 650°C over SrF.-La.Q. catalyst.作者: 天空 時間: 2025-3-27 14:17 作者: flex336 時間: 2025-3-27 19:29 作者: Anthology 時間: 2025-3-28 01:17
tility. Storage and transportation problems abound for liquified natural gas. Several of the drawbacks of the utilization of natural gas, particularly its high volatility, could be offset by development of an economical and efficient process for coupling and/or further homologation of its principal 作者: Folklore 時間: 2025-3-28 05:02 作者: 彎彎曲曲 時間: 2025-3-28 06:20
Evidence for the Production of Methyl Radicals on the Na2WO4/SiO2 Catalyst Upon Interaction with Metssociation of methane on the catalyst surface and it is very likely that, the unsaturated lattice oxygen, adjucent to the Na. vacancy created at the hightemperature of OCM reaction is the active oxygen species responsible for methane activation.作者: 食道 時間: 2025-3-28 11:20 作者: 抗體 時間: 2025-3-28 15:27 作者: ectropion 時間: 2025-3-28 19:56 作者: 詼諧 時間: 2025-3-29 00:41
Book 1995orage and transportation problems abound for liquified natural gas. Several of the drawbacks of the utilization of natural gas, particularly its high volatility, could be offset by development of an economical and efficient process for coupling and/or further homologation of its principal component,作者: 特征 時間: 2025-3-29 04:57
The Oxidative Coupling of Methane Over ZrO2 Doped Li/MgO Catalystsylene. However, in several economic evaluations it has been shown that a high selectivity is more important than a high activity(3). Since its discovery by Lunsford and co-workers (4), Li/MgO has been one the most studied catalysts (5,6,7).作者: insular 時間: 2025-3-29 09:55 作者: fabricate 時間: 2025-3-29 12:23
Synthesis of C2+ Hydrocarbons and Syngas by Gas Phase Methane Oxidation Under Pressureh as CHCl.CHCl., H.S, CH.COCH., CO. promoted C. yield and the promoting mechanism seems different among these promoters. The carbon dioxide seemed to promote the reaction by the third body effects, without lowering the selectivity of C. hydrocarbons.作者: milligram 時間: 2025-3-29 16:47
Two-Step, Oxygen-Free Route to Higher Hydrocarbons from Methane Over Ruthenium Catalystsve carbon on the surface of the catalyst. These results are consistent with the known tendency for Cu to deposit on low coordination Ru sites and with previous suggestions that carbon is predominantly formed on such sites.作者: FECT 時間: 2025-3-29 21:26 作者: Tinea-Capitis 時間: 2025-3-30 03:36
Kinetics of Reaction of Oxygen with Lithium Nickel Oxide, and the Role of Surface Oxygen in Oxidativve some sort of product separation in order to prevent secondary oxidation of the desired products, and a staging or recycle of unreacted methane. A key factor to the success of such approaches is the availability of catalytic materials that have very high intrinsic selectivity, even though it may b作者: fastness 時間: 2025-3-30 04:22 作者: 領(lǐng)袖氣質(zhì) 時間: 2025-3-30 10:06 作者: Ledger 時間: 2025-3-30 12:47
th numerous and diverse reactions being explored alongside informative studies on surface characterization, mechanism, and theory. Relationships to important related areas such as homogeneous catalysis, organometallic chemistry, and inorganic chemistry have become firmly established within this discipline. Th978-1-4613-5730-8978-1-4615-1807-5作者: Brocas-Area 時間: 2025-3-30 17:13 作者: Conserve 時間: 2025-3-30 21:48
Zhi-Cheng Jiang,Liang-Be Feng,Hua Gong,Hong-Li Wangir circumstances are as similar as possible in the treatments being compared in order to reduce, if not eliminate, the impact of known mediators and moderators that may reduce the validity of the findings. Detailed transparent procedures, careful documentation, and adherence to methodological (e.g.,作者: 模范 時間: 2025-3-31 00:53 作者: Tonometry 時間: 2025-3-31 07:21
R. H. Cunningham,R. A. van Santen,A. V. G. Mangnus,J. H. B. J. Hoebinkir circumstances are as similar as possible in the treatments being compared in order to reduce, if not eliminate, the impact of known mediators and moderators that may reduce the validity of the findings. Detailed transparent procedures, careful documentation, and adherence to methodological (e.g.,作者: 悠然 時間: 2025-3-31 12:21 作者: 杠桿 時間: 2025-3-31 13:27 作者: Assault 時間: 2025-3-31 21:16 作者: Credence 時間: 2025-4-1 01:45
R. B. Hall,G. R. Myersograph should be interest to a wide readership: from university students on a first course majoring in physics, engineering, and mathematics to engineers, post-graduate students, and scientists carrying out research on the statistical laws of natural physical phenomena, developing and using statisti
