Ruthenium carbonyl complexes as homogeneous catalysts for x h activation (x = c, n, o, si

... RUTHENIUM CARBONYL COMPLEXES AS HOMOGENEOUS CATALYSTS FOR X- H ACTIVATION (X = C, N, O, Si) TAN SZE TAT (B.Sc (HONS), NUS) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT ... Catalysis 1.2 Ruthenium Carbonyl Complexes as Catalysts 1.2.1 Mononuclear Ruthenium (0) Complexes 10 1.2.2 Halogencarbonyl Ruthenium Complexes 15 1.3 Ruthenium- catalyzed Processes 1.3.1 Ruthenium- catalyzed ... Halogenocarbonyl ruthenium complexes be synthesized from the reaction of Ru3(CO)12 and halogens, or at high temperatures using anhydrous ruthenium trihalides with high pressure of CO [51-54] In the former case,...

Báo cáo hóa học: " Supported quantum clusters of silver as enhanced catalysts for reduction" doc

... the gas phase are dissociation products as well as gas phase reaction products Intact clusters, along with the monolayers, are seen only in MALDI-MS and ESI-MS of the free clusters [34] One of ... 1993, 4:290 doi:10.1186/1556-276X-6-123 Cite this article as: Leelavathi et al.: Supported quantum clusters of silver as enhanced catalysts for reduction Nanoscale Research Letters 2011 6:123 ... number of atoms of the clusters are not accessible in the catalytic process as they are used for surface binding This aspect reduces the available number of surface atoms and increases the TOF per...

metal-organic framworks irmof-8, zif-9, mof-199 and irmof-3 as catalysts for friedel-crafts acylation, knoevenagel, azamichel and pall-knorr reactions

... reaction and Paal-Knorr reaction, by IRMOF-8, ZIF-9, MOF-199, IRMOF-3, respectively CHAPTER EXPERIMENTAL 2.1 Synthesis of MOF catalysts Four types of MOFs- IRMOF-8, ZIF-9, MOF-199, and IRMOF-3 ... reaction For the development of greener processes, moisture-insensitive and easy handling solid acid catalysts are desired Furthermore, the use of solid acid catalysts offers easy catalyst recovery and ... easy catalyst recovery and recycling The IRMOF-8 catalyst was therefore investigated for recoverability and reusability in the Friedel-Crafts acylation reaction over five successive runs It was...

tóm tắt luận án cu based organic frameworks as catalysts for c c and c n coupling reactions (tiếng anh)

... including Cu3 (BTC)2 , Cu2 (BDC)2 (DABCO), Cu2 (BPDC)2 (BPY) and Cu( BDC); ii)Catalytic studies of Cu3 (BTC)2 , Cu2 (BDC)2 (DABCO), Cu2 (BPDC)2 (BPY) on C C coupling reactions between amine compounds ... measurements CHAPTER CATALYTIC STUDIES OF Cu3 (BTC)2 , Cu2 (BDC)2 (DABCO), Cu2 (BPDC)2 (BPY), Cu( BDC) ON C C AND C N COUPLING REACTIONS 3.1 Introduction  Cu3 (BTC)2 , Cu2 (BDC)2 (DABCO), Cu2 (BPDC)2 ... Cu- MOFs constructed from BDC, BTC or BPDC recently attracted great attention 1.1 1.2 Cu3 (BTC)2, Cu( BDC), Cu2 (BDC)2(DABCO) and Cu2 (BPDC)2 (BPY)  Cu3 (BTC)2 , Cu( BDC), Cu2 (BDC)2 (DABCO) and...

Spectroscopic studies of metal carbonyl complexes for small molecule activation

... SPECTROSCOPIC STUDIES OF METAL CARBONYL COMPLEXES FOR SMALL MOLECULE ACTIVATION KEE JUN WEI (B.Sc (HONS), NUS) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF CHEMISTRY ... synthesis of other metal complexes Scheme 1.4 Reactions of metal carbonyl complexes Carbonyl groups are also useful probes for the determination of electronic and molecular structures of metal carbonyls ... tool for reactivity studies of metal carbonyls Furthermore, the historical use of IR spectroscopy in the characterization of many metal carbonyl compounds allows for the identification of new carbonyl...

Heterogeneous catalysts for production of chemicals using carbon dioxide as raw material

... surface areas decreased when the metal contents increased In the case of Cu and Au, the addition of large amounts of CuO and AuO led to the formation of large pore diameter of catalysts in contrast ... properties of both homoand heterogeneous catalysts Successful performance of Cu/ZnObased catalysts, ionic liquid-based catalysts, and metal oxidesbased catalysts for CO2 utilization has been reported in ... Various types of heterogeneous catalysts have been developed for the production of DMC via CO2 and methanol ZrO2 catalysts have unique properties and are effective for production of DMC from methanol...

The Art of Public Speaking cylinder, piston, water, and fire, is the steam−engine in its most elementary form. For a steam−engine may be defined as an apparatus for doing work by means of heat applied to water; and since raising such a weight as the pisto

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Báo cáo y học: "Characterization of Human Erythrocytes as Potential Carrier for Pravastatin: An In Vitro Study"

... of pravastatin in human erythrocytes The current work studies effect of time, temperature as well as drug concentration on the process of pravastatin loading into human erythrocytes by endocytosis ... characterization of pravastatin loaded erythrocytes Hematological Indices To determine the effect of loading process on erythrocytes, normal erythrocytes, erythrocytes suspended in PBS, and pravastatin-loaded ... Koitabashi Y, Kumai T, Matsumoto N, Watanabe M, Sekine S, Yanagida Y, Kobayashi S Orange juice increased the bioavailability of pravastatin, 3-hydroxy-3-methylglutaryl CoA reductase inhibitor, in...

Flavor enhancement as a tool for increasing pleasantness and intakeof a snack product among the elderly

... PEA) and liking of the vanilla beverage at any phase of the study The aim of the present study was to examine the effects of heightened aroma concentration on the pleasantness and intake of a snack ... Preliminary data analysis revealed no significant main effects and only one significant interaction of day and aroma on the pleasantness ratings of the young, implicating an increase in pleasantness ... first and half ate the heightened aroma samples first The subjects were asked to rate one sample a day at any time of the day they wanted Similarly to the tasting sessions, As the final task in the...

Designing listening tasks using authentic materials on websites as supplementary materials for the teaching of listening skills

... find the purposes of the teacher when using online materials for their listening lessons The most common reason for using online materials as supplementary materials is to keep students informed ... teaching listening skills - The effects of using online authentic materials on proficiency levels of English majors and non-majors as well - The integration of all four skills in the task design using ... and the scope is extended, there will be further study on the following issues: - The implementation of the classroom listening tasks using authentic materials from the Internet and methods of teaching...

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Knowledge Management as a Catalyst for Innovation within Organizations: A Qualitative Study

... 1998 Knowledge, creativity and innovation Journal of Knowledge Management 2: 1, 5±13 Handy C 1989 The Age of Unreason HBR Press: Boston, MA Knowledge Management as a Catalyst for Innovation RESEARCH ... OF A KNOWLEDGE MANAGEMENT AND INNOVATION MODEL As a means of summary, the different aspects of innovation in regard to knowledge management, as discussed in the literature and the research, can ... indicate that knowledge management has the potential to be a catalyst for innovation within organizations The aim of this paper is to investigate the possible use of knowledge management within...

Module 7: Microsoft Proxy Server 2.0 as a Solution for Internet Connectivity

... 2000 At the end of this module, you will be able to: Evaluate Proxy Server as a solution for Internet connectivity Evaluate and design a functional Proxy Server solution for baseline Internet connectivity ... for a Web object How frequently the Web object changes Module 7: Microsoft Proxy Server 2.0 as a Solution for Internet Connectivity 33 34 Module 7: Microsoft Proxy Server 2.0 as a Solution for ... organization Note Include a proxy array at remote locations if the number of users, or need for availability, requires additional proxy servers 36 Module 7: Microsoft Proxy Server 2.0 as a Solution...

Module 8: Routing as a Solution for Private Network Connectivity

... Windows Media™ viewer are examples of applications that can take advantage of multicast transmissions RIP -for- IP version is an example of a protocol that can take advantage of multicast transmissions ... that routers can automatically update routing information for unicast packets Unlike RIP -for- IP routers, OSPF routers maintain a map of the network in the link state database Updates to the network ... IPSec and L2TP tunnels are not an appropriate solution 44 Module 8: Routing as a Solution for Private Network Connectivity In a recent acquisition, an organization merged with a national distribution...

Module 10: RADIUS as a Solution for Remote Access

... authentication or realm Module 10: RADIUS as a Solution for Remote Access RADIUS name 42 RADIUS Design Worksheet – Research and Development Facility Module 10: RADIUS as a Solution for Remote Access ... that RADIUS traffic and remote access traffic can be exchanged What domain the RADIUS server uses by default to authenticate remote access users 8 Module 10: RADIUS as a Solution for Remote Access ... available RADIUS clients ensures that the remote access clients are always connected to the private network Module 10: RADIUS as a Solution for Remote Access 29 Improving availability for RADIUS...

Beverages as Delivery Systems for Nutraceuticals

... served as cold or hot beverages Homemade chicken soup has always been perceived to be healthful.28 Before the concept of nutraceuticals was introduced, chicken soup competed with wine and yogurt for ... can be formulated to produce nutraceutical drinks is unlimited Sport beverages have a special purpose and for that reason may not be thought of as Þrst-line nutraceutical beverages Sport beverages ... be a prebiotic for use in beverages 132 No single carbohydrate or potential source of dietary Þber has generated as much interest in the past to years as FOS Commonly referred to as a prebiotic,126...

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