Nanostructured Lead, Cadmium, and Silver Sulfides: Structure, Nonstoichiometry and Properties

LIST OF MAIN NOTATIONS                                                                                   

PREFACE                                                                                                                           

References                                                                                                                     

1    SIZE CHARACTERIZATION OF NANOSTRUCTURED

      MATERIALS                                                                                                               

1.1 Concept of Nanostructured Material                                                                

1.2 Methods of Evaluation of the Size of Small Particles                                                  

1.2.1 Electron Microscopy                                                                                   

1.2.2 X-Ray Diffraction Method                                                                        

1.2.3 Sedimentation, Photon Correlation Spectroscopy,

Gas Adsoption, and Gas Filtration                                                                      

References                                                                                                                    

2    NANOSTRUCTURED LEAD SULFIDE PbS                                                     

2.1 Methods for the Preparation of Nanostructured Lead Sulfide:

      From Colloidal Solutions to Thin Films                                                                   

2.1.1 Colloidal Solutions of Lead Sulfide Nanoparticles                                

2.1.2 Analysis of the Formation Conditions of Lead Sulfide in

Aqueous Solutions                                                                                                 

2.1.3 Deposition of Lead Sulfide Nanopowders                                              

2.1.4 Deposition of Lead Sulfide Particles with Different Morphology      

2.1.5 Lead Sulfide Quantum Dots                                                                      

2.1.6 Nanostructured Lead Sulfide Films                                                          

2.2 Crystal Structures of Nanoparticles, Nanopowders, and Nanofilms of

Lead Sulfide                                                                                                                 

2.2.2 Crystal Structures of Nanofilms                                                                

2.2.3 Correlations of Sulfur Atoms S in PbS Nanostructured Films             

2.3 Properties of Nanostructured Lead Sulfide                                                     

2.3.2 Thermal Properties                                                                                   

2.3.3 Stability of Nanostructured Lead Sulfide                                            

References                                                                                                                

3.1 Chemical Deposition of Nanostructured Cadmium Sulfide CdS            

3.1.1 Formation of Aqueous Colloidal Solutions of CdS                          

3.1.2 Formation of CdS Nanoparticles                                                         

3.1.3 Deposition of CdS Film on Substrates                                                 

3.2 Synthesis of CdS Nanoparticles in Glass Matrix                                       

3.3 Features of Crystal Structure of CdS Nanoparticles                                 

3.3.1 Non-periodicity in Sulfide Nanoparticles with Close-pace

Structures                                                                                                            

3.3.2 Visualization of "Average" Long-range Order in the

Non-periodic Structure of CdS Nanoparticle                                              

3.4 Optical Properties of Nanostructured CdS                                                 

References                                                                                                               

4 NANOSTRUCTURED SILVER SULFIDE Ag2S                             

4.1 Methods of Synthesis of Nanostructured Silver Sulfide Ag₂S                

4.1.1 Synthesis by Decomposition of Molecular Precursors                     

4.1.2 Synthesis of Nanostructures Silver Sulfide with Different

Morphology                                                                                                        

4.1.3 Biotechnological and Other Methods for Preparing

Nanostructured Ag₂S Silver Sulfide                                                               

4.2 Crystal Structure of Coarse-Crystalline and Nanostructured

Ag₂S Silver Sulfide                                                                                                  

4.2.1 Crystal Structure of Artificial Coarse-Crystalline a-Ag₂S

Silver Sulfide                                                                                                      

4.2.2 Crystal Structure and Nonstoichiometry of Nanostructured

a-Ag₂S Silver Sulfide                                                                                         

4.2.3 In Situ High-Temperature Study of "Acanthite a-Ag₂S -

Argentite 2S" Phase Transformation                                                    

4.2.4 Thermal Expansion of Acanthite a-Ag_{2S and Argentite b-Ag2S}    

4.3 Universal Approach to Synthesis of Silver Sulfide in the Form

of Nanopowders, Quantum Dots, Core-Shell Nanoparticles,

and Heteronanostructures                                                                                    

4.3.1 Green Synthesis of Nanostructured Ag₂S Without Hazardous

Substances                                                                                                          

4.3.2 Coarse-crystalline Ag₂S powders                                                          

4.3.3 Deposited Ag₂S Nanopowders                                                              

4.3.4 Colloidal Solutions of Ag₂S Quantum Dots                                      

4.3.5 Core-Shell Ag₂S@C Nanoparticles                                                       

4.3.6 Ag₂S/Ag heteronanostructures                                                              

4.4 Hydrochemical Bath Deposition: Advantages and Challenges               

Appendix                                                                                                                 

References                                                                                                              

NAME INDEX                                                                                                            

SUBJECT INDEX