Organometallic clusters as precursors of metallic nanoparticles 4

... 1000 847 [Os3(CO)10Ag]979 1020 920 111 500 800 1000 1170 144 1 1200 Mass (m/z) Figure 3 .4 ToF-SIMS spectra (negative ion mode) of Ag NPs modified with (a) and 22 (b) The appearance of the ToF-SIMS ... shifted to 41 1 nm (Figure 3.32d) No emission band was observed when a toluene solution of the uncomplexed NPs was excited at 45 0 nm (Figure 3.34a) In contrast, visible luminescence a...

Ngày tải lên: 13/09/2015, 20:59

... 34 12 2 Reference 12 3 Chapter Organometallic clusters as precursors for metallic nanoparticles and thin films 4 .1 The pyrolysis of organometallic clusters to nanoparticles 12 8 12 9 4 .1. 1 Effect of ... Synthesis of osmium clusters 11 6 3.4 .1. 1 General procedure 11 6 3.4 .1. 2 Synthesis of Os3Au2(CO)9(µ3-S)(PPh3)2, 34 11 7 3.4 .1. 3 Synthesis of Os3...

Ngày tải lên: 13/09/2015, 20:57

... fabrication of supported surface species and synthesis of molecular models The aim of the project is to examine the use of organometallic clusters as precursors for the deposition of metallic nanoparticles ... Spek, A L Organometallics 20 02, 21 , (f) Dijkstra, T W.; Duchateau, R.; van Santen, R A.; Meetsma, A.; Yap, G P A J Am Chem Soc 20 02, 124 , 9856 (g) Duchateau...

Ngày tải lên: 13/09/2015, 20:57

... Os6 S3 18 23. 63 2 23( 2) Orthorhombic P212121 C12 H6 O11 Os3 S 928. 83 2 23( 2) Monoclinic P21/n 9.1515 (3) 9 .33 99 (3) 14.6987(5) 80.5880(10) 86.0 230 (10) 63. 6290(10) 1110.46(6) 2.970 17 .35 8 884 0 .32 x ... 0.0642] 12 .34 76(5) 12.9906(5) 28.1609(12) 90 90 90 4517.1 (3) 2.955 16.988 35 84 0 .36 x 0 .30 x 0.14 2.19 to 26 .37 0

Ngày tải lên: 13/09/2015, 20:57

... : PROCNO -17.4047 2.37 36 1.9037 1.8817 1.8597 1.8 362 1.8142 1.5538 1.2589 0.9792 0. 969 6 0.9572 0.94 76 0 .62 65 0 .61 96 0 .60 31 0.5 962 0. 069 9 7 .60 64 7. 260 6 6. 91 06 NAME ma01 06 : *** Acquisition Parameters ... -17.40 76 2.38 16 2.3 568 2.3294 1 .65 88 1 .63 68 1 .60 94 1.58 46 1.5599 1.5187 1.2 768 3 .65 94 3 .63 75 3 .61 55 7.2595 10.7578 10 .65 06 10.4500 10.30 16 *...

Ngày tải lên: 13/09/2015, 21:08

... that may provide a foundation for healthy marriages as adults (e.g., the quality xiii xiv Adolescent Romantic Relationships as Precursors of Healthy Adult Marriages of the education they receive, ... providing evidence of such a link 18 Adolescent Romantic Relationships as Precursors of Healthy Adult Marriages Parents and Peers Adolescents may de...

Ngày tải lên: 23/03/2014, 03:20

... Journal of Science, Mathematics - Physics 25 (2009) 221-230 In this paper, we report on synthesis and characterization of gold NPs as well as CoPt and FePt NPs Experimental Synthesis of gold ... under a mixture of % H2 and 95 % Ar atmosphere The increasing rate of temperature was 6°C/min and cooling with the furnace The sonoelectrodeposition method has been used for syn...

Ngày tải lên: 28/03/2014, 13:20

... Introduction: chiral organofluorine compounds I.1.Importance of organofluorine in medicinal chemistry I.2 Synthesis of chiral fluorinated molecules I.3 Summary I Introduction: chiral organofluorine compounds ... methods towards chiral organofluorine molecules as precursors for bioactive compounds 133 List of Schemes Scheme Enantioselective fluorination of 2...

Ngày tải lên: 09/09/2015, 11:25

... Method 2: Preparation of AuAg Alloy and Pure Metal Nanoparticles Using a Modified Procedure 32 3.2.4.1 Preparation of AuAg Alloy Nanoparticles 32 3.2.4.2 Preparation of Ag Nanoparticles ... Chapter Conclusion 89 5.1 Preparation of AuAg alloy nanoparticles 89 5.2 Optical Characterization of the Metallic Nanoparticles 90 5.2.1 Optical Limiting Measurement...

Ngày tải lên: 16/10/2015, 11:58

... on fibrin polymerization in two kinds of assay In the first assay, the formation of fibrin was followed directly after the addition of thrombin In the second assay, previously prepared fibrin was ... reaction and the re-association of fibrin desAABB indicates that calixarene retards clotting not as a result of the inhibition of thrombin, but entirely because of th...

Ngày tải lên: 06/03/2014, 00:21

... average size of copper nanoparticles was about 6nm via TEM images This colloidal solution was used as anti Pink Disease drug for rubber tree at low concentration (dose of resistance fungus of about ... method This colloidal solution was used as anti Pink Disease drug for rubber tree at low concentration (dose of resistance fungus of about 5-7p...

Ngày tải lên: 02/08/2015, 13:21

... free from AgCl contamination Fig 4. 5 (a) TEM image of an equiaxed Au- Ag nanoshell and its elemental mappings of (b) Au, (c) Ag, and (d) Au and Ag (e) TEM image of a triangular prismatic Au- Ag nanoshell ... Ag shell /Au shell since the position of the EDX maximum intensities of both Ag and Au of the shells overlapped each other Fig 4. 4 TEM images a...

Ngày tải lên: 10/09/2015, 09:09

... signals of the low concentration of PbS in this composite 1277 13 14 Sample Sample 1 342 Sample 1387 Sample 147 2 1000 1200 Sample 140 0 1600 W avelength nm Figure 4. 13 PL spectra of PbS nanoparticles ... 3.70 3. 94 4.26 4. 29 5.21 1. 64 1.36 1.16 1. 04

Ngày tải lên: 12/09/2015, 08:16

... orally [27] Therefore, the aim of the present study was to evaluate the inhibitory effect of some thioglycosides synthesized in our laboratory on human hSGLT1 and hSGLT2 as a potential therapeutic ... O-glucosides involved in the biosynthesis of chrysomelidial and salicin These substances are synthesized and secreted as part of a defense mechanism used by la...

Ngày tải lên: 26/10/2012, 10:04

... FSoft has established FPT Software Japan, Ltd with its headquarters in Tokyo and a representative office in Osaka, Japan Following the success of FPT Software Japan, FPT Software APAC was established ... the Vietnamese benefit from an alphabet based on Roman characters and a historical legacy that has created a greater awareness of French and English than many East Asian rival...

Ngày tải lên: 27/10/2012, 16:41