• Refine Query
  • Source
  • Publication year
  • to
  • Language
  • 1533
  • 298
  • 199
  • 166
  • 108
  • 66
  • 38
  • 32
  • 22
  • 21
  • 20
  • 17
  • 17
  • 17
  • 17
  • Tagged with
  • 3089
  • 665
  • 333
  • 307
  • 270
  • 266
  • 220
  • 177
  • 174
  • 164
  • 155
  • 143
  • 141
  • 139
  • 132
  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
271

Two pion correlations at the STAR experiment

Flierl, Dominik Bernhard. January 1900 (has links) (PDF)
Frankfurt (Main), University, Diss., 2003.
272

Mesoskopische Normalleiter-Supraleiter-Systeme

Kemen, Thomas. January 2001 (has links) (PDF)
Köln, Universiẗat, Diss., 2002.
273

Synthese und Untersuchung neuartiger chinoider und aromatischer Thiole mit konjugiertem p-System [Pi-System] zur Selbstorganisation von Monoschichten auf Metallen

Kohnert, Jens. January 2002 (has links) (PDF)
Düsseldorf, Universiẗat, Diss., 2002.
274

Ruthenium- und Eisenkomplexe mit amphiphilen Bipyridyl-Liganden und amidverknüpfte Lipidmonoschichten zur Bildung fest-fluider Membransysteme

Klarewicz, Beata. January 2002 (has links)
Berlin, Freie Universiẗat, Diss., 2002. / Dateiformat: zip, Dateien im PDF-Format.
275

Absolute bremsstrahlung yields 53 keV electrons on gold /

Williams, Scott Charles. January 2007 (has links) (PDF)
Thesis (Ph.D.)--Texas Christian University, 2007. / Title from dissertation title page (viewed Jul. 5, 2007). Includes abstract. Includes bibliographical references.
276

Protein-modifizierte Elektroden Immobilisierung und Elektronentransfer /

Schön, Peter. Unknown Date (has links) (PDF)
Universiẗat, Diss., 2003--Osnabrück.
277

Study of the gold deposits at the War Eagle mine, Idaho County, Idaho /

Chauvot, Isabelle P. January 1986 (has links)
Thesis (M.S.)--Oregon State University, 1986. / Typescript (photocopy). Includes bibliographical references (leaves 113-117). Also available on the World Wide Web.
278

Geology, structure and timing of gold mineralization at the Kiena deposit, Val d'Or, Québec

Morasse, Suzanne January 1998 (has links) (PDF)
No description available.
279

Formation and color of nanogold. / 納米金的形成和顏色 / Formation and color of nanogold. / Na mi jin de xing cheng he yan se

January 2008 (has links)
Kou, Xiaoshan = 納米金的形成和顏色 / 寇曉珊. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2008. / Includes bibliographical references (leaves 165-177). / Text in English; abstracts in English and Chinese. / Kou, Xiaoshan = Na mi jin de xing cheng he yan se / Kou Xiaoshan. / Abstract --- p.i / 摘要 --- p.iv / Acknowledgement --- p.vi / Table of Contents --- p.viii / List of Figures --- p.xi / List of Tables --- p.xviii / Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- Noble metal nanostructures and their surface plasmon resonances --- p.1 / Chapter 1.2 --- Applications of noble metal nanostructures --- p.13 / Chapter 1.3 --- Thesis outline --- p.20 / Chapter 2 --- Characterization Techniques and Instrumentation --- p.23 / Chapter 3 --- Growth of Large-Aspect-Ratio Gold Nanorods --- p.26 / Chapter 3.1 --- Overview --- p.26 / Chapter 3.2 --- Synthesis of surfactants and gold nanorods --- p.30 / Chapter 3.3 --- Surfactant effects on the growth of gold nanorods --- p.32 / Chapter 3.4 --- Summary --- p.54 / Chapter 4 --- Tailoring Plasmonic Properties of Gold Nanorods --- p.56 / Chapter 4.1 --- Overview --- p.56 / Chapter 4.2 --- Anisotropic shortening of gold nanorods --- p.60 / Chapter 4.3 --- Transverse overgrowth on gold nanorods --- p.70 / Chapter 4.4 --- Comparison between shortened and overgrown gold nanorods --- p.81 / Chapter 4.5 --- Summary --- p.97 / Chapter 5 --- Gold Bipyramids --- p.99 / Chapter 5.1 --- Overview --- p.99 / Chapter 5.2 --- FDTD calculation on gold bipyramids and nanorods --- p.101 / Chapter 5.3 --- Growth of gold bipyramids --- p.108 / Chapter 5.4 --- Shortening of gold bipyramids --- p.115 / Chapter 5.5 --- Comparison of the oxidation behaviors between gold bipyramids and nanorods --- p.125 / Chapter 5.6 --- Summary --- p.127 / Chapter 6 --- End to End Assembly of Gold Nanostructures --- p.129 / Chapter 6.1 --- Overview --- p.129 / Chapter 6.2 --- Experimental methods --- p.131 / Chapter 6.3 --- Assembly of gold nanorods --- p.132 / Chapter 6.4 --- Assembly of gold nanorod-nanosphere pairs --- p.135 / Chapter 6.5 --- Assembly of gold bipyramid-nanosphere pairs --- p.138 / Chapter 6.6 --- Control experiments --- p.140 / Chapter 6.7 --- Summary --- p.143 / Chapter 7 --- Shape- and Size-Dependent Refractive Index Sensitivities of Gold Nanoparticles --- p.145 / Chapter 7.1 --- Overview --- p.145 / Chapter 7.2 --- "Growth of gold nanospheres, nanocubes, nanobranches, nanorods, and bipyramids" --- p.147 / Chapter 7.3 --- Refractive index sensitivities measurement --- p.149 / Chapter 7.4 --- Refractive index sensitivities of gold nanoparticles --- p.149 / Chapter 7.5 --- Summary --- p.159 / Chapter 8 --- Conclusions --- p.161 / References --- p.165
280

DEP-based manipulation of micro crystals and gold nanoparticles. / 利用接電電泳技術操作微米晶體及納米金粒 / Li yong jie dian dian yong ji shu cao zuo wei mi jing ti ji na mi jin li

January 2008 (has links)
Lau, Fong Ting. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2008. / Includes bibliographical references (leaves 73-77). / Abstracts in English and Chinese. / ABSTRACT --- p.III / 摘要 --- p.IV / PUBLICATIONS CORRESPOND TO THIS THESIS --- p.V / ACKNOWLEDGEMENT --- p.VI / TABLE OF CONTENTS --- p.VIII / LIST OF FIGURES --- p.X / LIST OF TABLES --- p.XII / Chapter CHAPTER I. --- INTRODUCTION --- p.1 / Chapter 1.1 --- Background --- p.1 / Chapter 1.1.1 --- Unique Properties of Gold Nanoparticles Possess --- p.1 / Chapter 1.1.2 --- Synthesis of Gold Nanoparticles --- p.3 / Chapter 1.1.3 --- Aggregation or Agglomeration of Gold Nanoparticles --- p.4 / Chapter 1.1.4 --- Fabrication of Well-ordered Structures Using Gold Nanoparticles --- p.6 / Chapter 1.2 --- Objective --- p.7 / Chapter 1.3 --- Organization --- p.9 / Chapter CHAPTER II. --- ARCHITRCTURE OF AUTOMATED MICRO-ROBOTIC SPOTTING SYSTEM --- p.10 / Chapter 2.1 --- Micro-sized Capillary Probes --- p.12 / Chapter 2.1.1 --- Importance of Fabrication of Micron-sized Capillary Probe Tip --- p.12 / Chapter 2.1.2 --- Experimental Procedure of Fabrication of Capillary Probe --- p.14 / Chapter 2.1.3 --- Experimental Result of Fabrication of Capillary Probe --- p.15 / Chapter 2.2 --- Programmable X-Y-Z Manipulator --- p.16 / Chapter 2.3 --- Programmable Hydraulic Syringe Pump --- p.16 / Chapter 2.4 --- CCD Video Microscope System --- p.17 / Chapter 2.5 --- Chapter Conclusion --- p.17 / Chapter CHAPTER III. --- MANIPULATION OF UNMODIFIED GOLD NANOPARTICLES BY DIELECTROPHORESIS --- p.18 / Chapter 3.1 --- Methodology of Manipulation of Gold Nanoparticles --- p.18 / Chapter 3.1.1 --- Self-assembly of Crystals by Capillary Force Induced by Solvent Evaporation --- p.19 / Chapter 3.1.2 --- Position Control by Dielectrophoretic (DEP) Force --- p.21 / Chapter 3.2 --- Experimental Preparation and Setup --- p.22 / Chapter 3.2.1 --- Microelectrodes Fabrication --- p.22 / Chapter 3.2.2 --- Circuit --- p.23 / Chapter 3.2.3 --- Injection of Solution by Microspotting Technique --- p.24 / Chapter 3.3 --- Experimental Procedure --- p.24 / Chapter 3.4 --- Experimental Result --- p.24 / Chapter 3.4.1 --- Process of Crystal Formation by Combining the Capillary Force and DEP --- p.24 / Chapter 3.4.2 --- Position of Crystal Formed between Microelectrodes --- p.25 / Chapter 3.4.3 --- Yield of Crystal Formed between Microelectrodes by Varying Voltage Applied --- p.27 / Chapter 3.5 --- Surface Analyses --- p.29 / Chapter 3.5.1 --- Scanning Electron Microscopy and Energy-Disperse X-ray Spectroscopy Analysis --- p.30 / Chapter 3.5.2 --- Atomic Force Microscope Analysis --- p.31 / Chapter 3.6 --- Possibilities served as Humidity Sensors --- p.33 / Chapter 3.7 --- Chapter Conclusion --- p.35 / Chapter CHAPTER IV. --- THEORETICAL ANALYSES OF GOLD NANOPARTICLES MANIPULATION --- p.37 / Chapter 4.1 --- Structure of Gold nanoparticles - Presence of Stabilizing Ions --- p.37 / Chapter 4.2 --- Theoretical Force Analysis Acting on Gold Nanoparticles --- p.39 / Chapter 4.2.1 --- Governing Equations --- p.39 / Chapter 4.2.2 --- Experimental Analysis --- p.45 / Chapter 4.3 --- Concentration of Gold Nanoparticles in Gold Colloidal Solution --- p.47 / Chapter 4.4 --- Chapter Conclusion --- p.48 / Chapter CHAPTER V. --- MODIFICATION OF GOLD NANOPARTICLES SURFACE --- p.50 / Chapter 5.1 --- Working Principle of Surface Modification of Gold Nanoparticles --- p.50 / Chapter 5.2 --- Criteria of Choosing the Adsorbed Molecules for Chemisorption --- p.52 / Chapter 5.3 --- Experimental Procedures of Surface Modifications --- p.54 / Chapter 5.4 --- Experimental Result of Surface Modification of Gold Nanoparticles --- p.58 / Chapter 5.4.1 --- Effect of Concentration of Dodecanethiol --- p.58 / Chapter 5.4.2 --- Stability of Surface Modified Gold Nanoparticles --- p.59 / Chapter 5.5 --- Chapter Conclusion --- p.61 / Chapter CHAPTER VI. --- MANIPULATION OF MODIFIED GOLD NANOPARTICLES BY DIELECTROPHORESIS --- p.62 / Chapter 6.1 --- Experimental Setup --- p.62 / Chapter 6.2 --- Experimental Result --- p.63 / Chapter 6.2.1 --- Comparison between Modified and Unmodified Gold Nanoparticles --- p.63 / Chapter 6.2.2 --- Manipulation Experiments using Different Frequency --- p.64 / Chapter 6.3 --- PDMS Microfluidic Channel System --- p.68 / Chapter 6.3.1 --- System Design --- p.68 / Chapter 6.3.2 --- Fabrication --- p.68 / Chapter 6.4 --- Chapter Conclusion --- p.69 / Chapter CHAPTER VII. --- CONCLUSION --- p.71 / BIBLIOGRAPHY --- p.73

Page generated in 0.0286 seconds