Foreword ; Preface ; Chapter 1 Experimental and computational NMR spectroscopic investigation of silyl-substituted carbocations ; Chapter 2 Super-Stabilization of -Conjugated Cations by Annelation to Bicyclic Frameworks ; Chapter 3 Unusually Stable Vinyl Cations ; Chapter 4 Vinyl Iodonium Salts as Precursors to Vinyl Cations ; Chapter 5 Generation of Alkylideneallyl Cations from Alkylidenecyclopropanone Acetals Selectivity of Reaction with Nucleophiles ; Chapter 6 Conformational Studies of Cyclobutylmethyl Cations ; Chapter 7 Persistent Organic Cationic Complexes: Structure and Reactivity ; Chapter 8 Activation of Electrophilic Sites by Adjacent Cationic Groups ; Chapter 9 Stabilized Carbocations as Redox Active Chromophores Preparation of Electrochromic Materials Using Stabilized Carbocations ; Chapter 10 Cation Pool Method and Cation Flow Method ; Chapter 11 Fluorenylidene and Indenylidene Dications: Insights about Antiaromaticity ; Chapter 12 Generation, Stability, and Reactions of Alkylated Fullerene Cations ; Chapter 13 Carbocations on Surfaces ; FORMATION OF BICYCLOBUTONIUM CATION VIA IONIZATION OF CYCLOPROPYLCARBINYL CHLORIDE OVER NAY ZEOLITE ; Chapter 14 MO Calculations involving -hydrido cation intermediates relevant to the heptane to toluene dehydrocyclization reaction ; Chapter 15 Theoretical Studies on Structure and Dynamics of Carbonium Ions ; Chapter 16 Quantum Chemical Studies of Carbocations from Oxidized Metabolites of Aza-Polycyclic Aromatic Hydrocarbons (Aza-PAHs) ; Chapter 17 How Does Carbocation Stability Control the Beckmann Rearrangement Reaction? ; Chapter 18 Solvent Effects on the Chemistry of Bromonium and -Bromo-carbenium Ions as Reactive Intermediates ; Chapter 19 Syntheses of the CFY2+ (Y = Cl, Br) and CX3+ (X = Cl, Br, OTeF5) Cations Employing the Noble-Gas Oxidant, XeOTeF5+Sb(OTeF5)6? ; Chapter 20 Organoxenonium Salts ; SYNTHESIS BY "XENODEBORYLATION", REACTIVITIES, AND NMR SPECTROSCOPIC PROPERTIES ; Chapter 21 Halogen transfer reactions from bis-amino halonium ions to acceptor olefins: mechanism and strategies for chiral halogenation ; Chapter 22 Synthesis of Phosphonium Salts by Metal-Catalyzed Addition Reaction