Thesis (doctoral)--Uppsala universitet, 1782. / Errata at end of text. Reproduction of original from Kress Library of Business and Economics, Harvard University. Goldsmiths'-Kress no. 12260.0.

this is a voting weights program used for many of the legislative bargaining papers found on the site. For more information please see http://www.mindlessphilosopher.net/weights/

Thesis (Ed.D.)--Boston University

Digitized by Kansas Correctional Industries

Tang Kwan-Yee. / Thesis submitted in: September 2002. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2003. / Includes bibliographical references (leaves 86-94). / Abstracts in English and Chinese. / TABLE OF CONTENTS --- p.i / LIST OF FIGURES --- p.v / LIST OF TABLES --- p.viii / ABSTRACT --- p.ix / ACKNOWLEDGEMENT --- p.xiii / DECLARATION --- p.xiv / ABBREVIATIONS --- p.xv / Chapter CHAPTER ONE --- INTRODUCTION / Chapter 1.1. --- Structure and conformation of Curdlan --- p.1 / Chapter 1.2. --- Important of Curdlan --- p.3 / Chapter 1.3. --- Conventional methods on molecular weight and molecular weight distribution on polysaccharide --- p.4 / Chapter 1.3.1. --- Laser Light Scattering --- p.4 / Chapter 1.3.2. --- Size Exclusion Chromatography --- p.5 / Chapter 1.3.3. --- Viscometry --- p.6 / Chapter 1.4. --- Polysaccharide analysis using MALDI-TOF-MS --- p.7 / Chapter 1.5. --- Matrix-Assisted Laser Desorption／Ionization Mass Spectrometry --- p.9 / Chapter 1.6. --- Outline of project --- p.13 / Chapter CHAPTER TWO --- INSTRUMENTATION AND EXPERIMENTAL / Chapter 2.1. --- Instrumentation --- p.14 / Chapter 2.1.1. --- Vacuum system --- p.14 / Chapter 2.1.2. --- Laser-based Ion Source --- p.14 / Chapter 2.1.3. --- Time-of-flight Mass Analyzer --- p.18 / Chapter 2.1.4. --- Detector and Data System --- p.22 / Chapter 2.2. --- Experimental --- p.22 / Chapter 2.2.1. --- Extraction of water-soluble and water-insoluble Curdlan --- p.22 / Chapter 2.2.2. --- Fractionation of water-soluble Curdlan samples --- p.23 / Chapter 2.2.3. --- Fractionation of water-insoluble Curdlan samples --- p.23 / Chapter 2.2.4. --- Phenol-sulfuric acid test --- p.24 / Chapter 2.2.5. --- Sample preparation in MS --- p.24 / Chapter 2.2.6. --- Calibration of MALDI-TOFMS --- p.24 / Chapter 2.3. --- Data Analysis --- p.25 / Chapter CHAPTER THREE --- OPTIMIZATION OF MALDI EXPERIMENTAL CONDITIONS FOR ANALYSIS OF CURDLAN / Chapter 3.1. --- Introduction --- p.27 / Chapter 3.2. --- Experimental --- p.28 / Chapter 3.2.1. --- Sample preparation method for analysis of water-soluble Curdlan --- p.29 / Chapter 3.2.2. --- Sample preparation method for analysis of water- insoluble Curdlan --- p.29 / Chapter 3.2.2.1 --- Aqueous DHB matrix --- p.30 / Chapter 3.2.2.2 --- Aqueous DHB/NH4F matrix --- p.30 / Chapter 3.2.2.3 --- Non-aqueous DHB matrix (in DMSO) --- p.30 / Chapter 3.2.2.4 --- Non-aqueous DHB/3AQ matrix (in DMSO) --- p.30 / Chapter 3.2.2.5 --- Aqueous DHB/3AQ matrix --- p.31 / Chapter 3.2.3. --- Fractionation of the water-soluble and water-insoluble Curdlan --- p.31 / Chapter 3.3. --- Results and Discussion --- p.32 / Chapter 3.3.1. --- Development of matrix system for analysis of water- insoluble Curdlan --- p.35 / Chapter 3.3.2. --- MALDI analysis of water-soluble and water-insoluble Curdlans --- p.39 / Chapter 3.3.3 --- MALDI analysis of fractionated water-soluble and water- insoluble Curdlans --- p.42 / Chapter 3.4. --- Conclusion --- p.48 / Chapter CHAPTER FOUR --- "EVALUATION OF MW AND MWD OF DMSO- SOLUBLE CURDLAN BY MALDI-TOF-MS, UV- VIS, REFRACTOMETRIC AND GC-MS ANALYSIS" / Chapter 4.1. --- Introduction --- p.51 / Chapter 4.2. --- Experimental --- p.54 / Chapter 4.2.1. --- Gel permeation chromatography of water-insoluble Curdlan --- p.54 / Chapter 4.2.2. --- Matrix-assisted Laser Desorption/Ionization (MALDI) Mass Spectrometry --- p.55 / Chapter 4.2.3. --- Ultraviolet Absorption Spectrometry (UV-VIS) --- p.55 / Chapter 4.2.4 --- Refractometry Analysis (RI) --- p.56 / Chapter 4.2.5 --- Gas Chromatography Mass Spectrometry (GC-MS) --- p.56 / Chapter 4.3. --- Results --- p.57 / Chapter 4.3.1 --- MALDI analysis --- p.57 / Chapter 4.3.2 --- Ultra-violet Absorption Spectrometry (UV-VIS) --- p.61 / Chapter 4.3.3 --- Refractometry Analysis (RI) --- p.62 / Chapter 4.3.4 --- Gas chromatography Mass Spectrometry (GC-MS) --- p.66 / Chapter 4.4. --- Discussion --- p.79 / Chapter 4.5 --- Conclusion --- p.83 / Chapter CHAPTER FIVE --- CONCLUDING REMARKS --- p.84 / REFERENCES --- p.86 / APPENDIX / Appendix A Chemical Structure of Curdlan --- p.95 / Appendix B Structure of Universal Matrices Used in MALDI-TOF- MS --- p.96 / "Appendix C Structure of Aniline Blue fluorochrome Sodium 4,4- [carbonyldis-(benzene-4,l-diyI)bis(imino)]bisbenzene- sulphonate" --- p.97 / Appendix D Structure of common internal standard for GCMS analysis --- p.97 / Appendix E Structure of Trim ethylsilylated reagent and Trimethylsilylated glucose --- p.98 / Appendix F The table of raw data for graph plotting in RI analysis. --- p.99 / Appendix G The table of raw data used for graph plotting in UV-VIS analysis. --- p.100 / Appendix H The table of raw data used for graph plotting in GC-MS analysis. --- p.101

Thesis (Ph. D.)--University of Chicago. / Reprinted from the Journal of the American Chemical Society, Vol. XXXVIII, No. 12, December 1916. Includes bibliographical references. Also available on the Internet.

No description available.

No description available.

Thesis (Ph. D.)--University of Michigan, 1921.

Thesis (Ph. D.)--University of Pennsylvania.