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Photochemistry [[electronic resource] ] : UV/VIS spectroscopy, photochemical reactions and photosynthesis / / Karen J. Maes and Jaime M. Willems, editors
| Photochemistry [[electronic resource] ] : UV/VIS spectroscopy, photochemical reactions and photosynthesis / / Karen J. Maes and Jaime M. Willems, editors |
| Pubbl/distr/stampa | New York, : Nova Science Publishers, c2011 |
| Descrizione fisica | 1 online resource (399 p.) |
| Disciplina | 541/.35 |
| Altri autori (Persone) |
MaesKaren J
WillemsJaime M |
| Collana | Chemical engineering methods and technology |
| Soggetto topico | Photochemistry |
| Soggetto genere / forma | Electronic books. |
| ISBN | 1-62081-996-1 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910453935803321 |
| New York, : Nova Science Publishers, c2011 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Photochemistry [[electronic resource] ] : UV/VIS spectroscopy, photochemical reactions and photosynthesis / / Karen J. Maes and Jaime M. Willems, editors
| Photochemistry [[electronic resource] ] : UV/VIS spectroscopy, photochemical reactions and photosynthesis / / Karen J. Maes and Jaime M. Willems, editors |
| Pubbl/distr/stampa | New York, : Nova Science Publishers, c2011 |
| Descrizione fisica | 1 online resource (399 p.) |
| Disciplina | 541/.35 |
| Altri autori (Persone) |
MaesKaren J
WillemsJaime M |
| Collana | Chemical engineering methods and technology |
| Soggetto topico | Photochemistry |
| ISBN | 1-62081-996-1 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910779604203321 |
| New York, : Nova Science Publishers, c2011 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Photochemistry : UV/VIS spectroscopy, photochemical reactions and photosynthesis / / Karen J. Maes and Jaime M. Willems, editors
| Photochemistry : UV/VIS spectroscopy, photochemical reactions and photosynthesis / / Karen J. Maes and Jaime M. Willems, editors |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | New York, : Nova Science Publishers, c2011 |
| Descrizione fisica | 1 online resource (399 p.) |
| Disciplina | 541/.35 |
| Altri autori (Persone) |
MaesKaren J
WillemsJaime M |
| Collana | Chemical engineering methods and technology |
| Soggetto topico | Photochemistry |
| ISBN | 1-62081-996-1 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Intro -- PHOTOCHEMISTRY: UV/VIS SPECTROSCOPY, PHOTOCHEMICAL REACTIONS AND PHOTOSYNTHESIS -- PHOTOCHEMISTRY: UV/VIS SPECTROSCOPY, PHOTOCHEMICAL REACTIONS AND PHOTOSYNTHESIS -- CONTENTS -- PREFACE -- THE PHOTOCHEMISTRY OF NOVEL ELECTRON-TRANSFER THREE-COMPONENT VISIBLE LIGHT PHOTOINITIATING SYSTEMS -- ABSTRACT -- ABBREVIATIONS -- INTRODUCTION -- THREE-COMPONENT PHOTOINITIATING SYSTEMS -- THREE-COMPONENT PHOTOINITIATING SYSTEMS. REVIEW -- RESULTS AND DISCUSSION -- Polymethine Dyes as Sensitizers in the Three-Component Photoinitiating Systems -- Three-Component Photoinitiating Systems Composed of Polymethine Dye/n-Butyltriphenylborate/N-Alkoxypyridinium Salt -- Three-Component Photoinitiating Systems Composed of Polymethine Dye/n-Butyltriphenylborate/N,N'-Dialkoxy-2,2'-Bipyridilium Salt -- Three-Component Photoinitiating Systems Composed of Polymethine Dye/n-Butyltriphenylborate/1,3,5-Triazine Derivatives -- Three-Component Photoinitiating Systems Composed of Polymethine Dye/n-Butyltriphenylborate/N-Methylpicolinium Esters -- Three-Component Photoinitiating Systems Composed of Polymethine Dye/n-Butyltriphenylborate/Cyclic Acetals -- Three-Component Photoinitiating Systems Composed of Polymethine Dye/n-Butyltriphenylborate/Thiol -- Three-Component Photoinitiating Systems Composed of Polymethine Dye/Trichloromethyl-1,3,5-Triazine/Heteroaromatic Thiol -- Excited State Processes in the Excited Singlet State of Sensitizer in the Three-Component Photoinitiating Systems -- Thermodynamic of Free Radicals Formation and the Application of Marcus Theory for Kinetics Study of Free Radical Polymerization of Multifunctional Acrylates -- CONCLUSION -- ACKNOWLEDGMENT -- REFERENCES -- PHOTOREACTIONS OF BENZOPHENONE IN SOLID MEDIA: RECENT DEVELOPMENTS AND APPLICATIONS -- ABSTRACT -- 1. INTRODUCTION -- 2. PHOTOPHYSICS AND PHOTOCHEMISTRY OF BENZOPHENONE.
2.1. Photophysical Processes of Benzophenone -- 2.2. The Main Photoreactions Induced by Benzophenone in Organic Media -- 2.2.1. Hydrogen Atom Abstraction -- 2.2.2. Peculiar aspects in Photoreduction of Benzophenone in a Solid Matrix -- 2.2.3. Photoreactions of Benzophenone with Olefinic or Acetylenic Compounds. -- 2.2.4. Photochemical Reactions of Benzophenones in the Presence of Amine Derivatives -- 3. PHOTOCROSSLINKING OF POLYMERS -- 3.1. Photoreactions in Saturated Hydrocarbon Polymers -- 3.2. Photoinitiated Crosslinking of Diene Polymers -- 3.3. Photocrosslinking of Inorganic Polymers - Polydimethylsiloxanes -- 4. SURFACE PHOTOGRAFTING -- 5. PHOTOPHYSICS AND PHOTOCHEMISTRY OF BENZOPHENONE ADSORBED ON VARIOUS SUBSTRATES -- 6. CONCLUSIONS -- REFERENCES -- PHOTO-CHEMICAL METHODS AS AN ALTERNATIVE METHODOLOGY IN THE DEPOSITION OF MATERIALS WITH CHEMICAL SENSOR PROPERTIES AND PHOTO-LUMINESCENT CHARACTERISTIC -- ABSTRACT -- 1. INTRODUCTION -- 1.1. Some Methods of Photodeposition -- 1.2. Photo-Reactivity of the Complex Precursors -- 2. SOME MATERIALS PHOTO-DEPOSITED PROPOSED -- 2.1. Zno Thin Films and Their use as Gas Sensor -- 2.2. Evaluation of Characteristics Luminescence of HfO2-Ln Thin Films (where: Ln = Er or Eu) -- 3. EXPERIMENTAL DETAILS -- 3.1. General Procedure -- 3.2. Preparation of Amorphous Thin Films -- 3.2.1. Preparation of the Precursors Β-Dikentonate Complexes -- 3.2.2. Photolysis of Complexes as Films on Si (100) Surfaces -- 3.3. Evaluation of Gas-Sensing Properties of ZnO-M (where M= Pd or Pt) -- 3.4. Evaluation of the Characteristics Luminescent of the HfO2-Ln Films (where Ln= Er or Eu) -- 4. RESULTS AND DISCUSSION -- 4.1. Characterization of ZnO-Pd and ZnO-Pt Thins Films -- 4.2. Preliminary Evaluation of the Gas Sensitivity of the ZnO and ZnO-Pt Thin Films. 4.3. Characterization of HfO2-Ln Photodeposited Thin Films ( where Ln = Eu or Er) -- 4.4. Photoluminescence Study of HfO2-Ln Thin Films -- 4.5. Proposed Photoluminescence Mechanism -- CONCLUSIONS -- ACKNOWLEDGMENTS -- REFERENCES -- PHOTOLABILE MOLECULES AS LIGHT-ACTIVATED SWITCHES TO CONTROL BIOMOLECULAR AND BIOMATERIAL PROPERTIES -- ABSTRACT -- 1. INTRODUCTION -- 2. CAGING OF BIOLOGICAL MOLECULES -- 2.1. Small Biologically Relevant Molecules -- 2.2. Peptides and Proteins -- 2.3. Nucleotides and Nucleic Acids -- 2.4. Drugs -- 3. PHOTOLABILE MOLECULES IN BIOLOGICAL DEVICES AND BIOMATERIALS -- 3.1. Patterning Biomolecules and Cells on Solid Surfaces -- 3.2. Biomaterials for Controlled Release -- 3.3. Controlling Biomaterial Physical Properties -- 3.4. Controlling Biomaterial Chemical Properties: Patterning Biomolecules and Cells -- CONCLUSION -- REFERENCES -- PHOTOSYSTEM AT HIGH TEMPERATURE: MECHANISMS OF ADAPTATION AND DAMAGE -- ABSTRACT -- 1. GENERAL INTRODUCTION -- 2. STRUCTURE AND FUNCTION OF PHOTOSYSTEMS WITH TYPE-II REACTION CENTER -- 2.1. Purple Bacteria -- 2.2. Cyanobacteria -- 2.3. Higher Plants -- THERMAL STABILITY OF TYPE-II REACTION CENTERS -- 3.1. Purple Bacteria -- 3.2. Cyanobacteria -- 3.3. Higher Plants -- 4. HEAT-DERIVED DAMAGE OF PHOTOSYSTEMS IN HIGHER PLANT -- 4.1. Light-Mediated Damage of Photosystem in Heat-Stressed Higher Plants -- 4.2. Light-Independent Mechanisms of Damage of Photosystems in Heat-Stressed Higher Plants -- 5. ADAPTATION MECHANISM OF PHOTOSYNTHESIS AGAINST HEAT STRESS -- 6. IMPROVEMENT OF HEAT TOLERANCE BY GENETIC ENGINEERING -- 7. INDUCTION OF HEAT TOLERANCE BY ARTIFICIAL TREATMENTS OF CHEMICALS -- 7.1. Ca2+ -- 7.2. H2O2 -- 7.3. Phytohormone -- 7.4. Environmental Elicitor -- CONCLUSION -- ACKNOWLEDGMENT -- REFERENCES. THE LITTLE-KNOWN WAVELENGTH EFFECT IN PROVITAMIN D PHOTOCHEMISTRY: THE AMBIGUOUS ROLE OF THE WEAK IRREVERSIBLE CHANNEL -- ABSTRACT -- INTRODUCTION -- 1. COMMONLY ACCEPTED INTERPRETATION OF PROVITAMIN D PHOTOISOMERIZATION -- 2. SPECIFIC FEATURES OF PROVITAMIN D PHOTOISOMERIZATION UNDER XECL LASER EXCITATION AT Λ = 308 NM -- 2.1. Influence of Two-Photon Processes -- 2.2. Influence of the Radiation Wavelength -- 2.3. Simplified Model of Reversible Photoconversions with a Weak Irreversible Channel -- 3. SPECTROPHOTOMETRIC ANALYSIS OF THE MULTICOMPONENT PHOTOISOMERIC MIXTURE -- 4. IRRADIATION WITH KRF AND XECL EXCIMER LASERS -- 4.1. The Provitamin D Photoisomerization upon Excitation with Krf Laser at the Wavelength Λ = 248 Nm -- 4.2. Concentration Kinetics under Irradiation with the Xecl Laser At 308 Nm -- 5. THE PROBLEM OF THE PHOTOCHEMICAL STAGE OPTIMIZATION IN THE INDUSTRIAL PRODUCTION OF VITAMIN D -- 5.1. The Method of Two-Stage Irradiation -- 5.2. The Role of the Irreversible Channel Under Optically Dense Layer Conditions -- 6. BIOLOGICAL DOSIMETRY OF SOLAR UV RADIATION IN SITU USING AN IN VITRO MODEL OF VITAMIN D SYNTHESIS -- 6.1. Duality of Solar UV-B Radiation: Vitamin D Synthesis versus Skin Erythema -- 6.2. Spectral Selectivity of the 'D-Dosimeter' -- 6.3. Measurement of the Vitamin D Action Spectrum in Vitro -- 6.4. Inter-Relation between the in Vivo and in Vitro Action Spectra of Vitamin D Synthesis -- CONCLUSIONS -- REFERENCES -- EXPLORING ORGANIC PHOTOCHEMISTRY WITH COMPUTATIONAL METHODS: AN INTRODUCTION -- 1. ABSTRACT -- 2. INTRODUCTION -- 3. THEORETICAL BACKGROUND -- 3.1. The CASSCF Method -- 3.2. The CASPT2 Method -- 3.3. The TD-DFT Methods -- 3.4. The Choice of a Method -- 4. COMPUTING THE PHOTOCHEMICAL REACTION PATH -- 5. PRACTICAL CONSIDERATIONS -- 5.1. Choice of the Chemical Structure -- 5.2. Choice of the Active Space. 5.3. Computing a Photochemical Reaction -- 5.4. Software -- 6. CASE STUDY: PHOTOCYCLOADDITION OF IMINES TO ALKENES -- CONCLUSION -- ACKNOWLEDGMENT -- REFERENCES -- RECENT PROGRESS IN CHIRALITY RESEARCH USING CIRCULARLY POLARIZED LIGHT -- ABSTRACT -- 1. INTRODUCTION -- 1.1. Astrobiology -- 1.2. Habitability and Originability -- 1.3. Enantiomer and Homochirality of the Terrestrial Life -- 1.4. Early Earth and Early Life -- 1.5. The Birth Place of Our Solar System -- 1.6. Linear and Circular Imaging Polarimetry in Astronomy -- 2. ORGANIC MATERIALS AND WATER IN SPACE -- 2.1. Extraterrestrial Organic Matter, Amino Acid, Amino Acid Precursor, and Sugar -- 2.2. Extraterrestrial Water -- 3. ENANTIOMERIC EXCESS AND ASYMMETRIC PHOTOCHEMISTRY -- 3.1. Enantiomeric Excess in Meteorites and the Late Heavy Bombardment -- 3.2. Amino Acid and Amino Acid Precursor by Photochemistry -- 3.3. Enantiomeric Excess by Asymmetric Photochemistry -- 3.4. Asymmetric Amplification of Tiny Enantiomeric Excess for Amimo Acid and Sugar -- 4. CIRCULARLY POLARIZED LIGHT SOURCE IN SPACE -- 4.1. Possible Sources of Circular Polarization -- 4.2. Wide Extension of Linear and Circular Polarization in the Orion Nebula -- CONCLUSION -- ACKNOWLEDGMENT -- REFERENCES -- PHOTOINDUCED TRANSFORMATION PROCESSES IN SURFACE WATERS -- ABSTRACT -- 1. INTRODUCTION -- 2. AN OVERVIEW OF PHOTOINDUCED REACTIONS IN SURFACE WATERS -- 2.1. Direct Photolysis Processes -- 2.2. Transformation Photosensitised by Chromophoric Dissolved Organic Matter (CDOM) -- 2.3. Reactions induced by the Hydroxyl Radical, OH -- 2.4. Reactions Induced by the Carbonate Radical, CO3 -- 2.5. Other Reactions -- 3. MODELLING OF THE MAIN PHOTOCHEMICAL REACTIONS IN SURFACE WATERS -- 3.1. Surface-Water Absorption Spectrum -- 3.2. Direct Photolysis -- 3.3. Reactions with 3CDOM* -- 3.4. Reactions with OH. -- 3.5. Reactions with CO3. 3.6. Reactions with 1O2. |
| Record Nr. | UNINA-9910962135103321 |
| New York, : Nova Science Publishers, c2011 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Principles and applications of photochemistry [[electronic resource] /] / Brian Wardle
| Principles and applications of photochemistry [[electronic resource] /] / Brian Wardle |
| Autore | Wardle Brian |
| Pubbl/distr/stampa | Hoboken, N.J., : Wiley, 2009 |
| Descrizione fisica | xiv, 250 p. : ill |
| Disciplina | 541/.35 |
| Soggetto topico |
Photochemistry
Chemistry |
| Soggetto genere / forma | Electronic books. |
| ISBN |
1-282-37965-8
9786612379659 0-470-71013-6 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910455356903321 |
Wardle Brian
|
||
| Hoboken, N.J., : Wiley, 2009 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Principles and applications of photochemistry [[electronic resource] /] / Brian Wardle
| Principles and applications of photochemistry [[electronic resource] /] / Brian Wardle |
| Autore | Wardle Brian |
| Pubbl/distr/stampa | Hoboken, N.J., : Wiley, 2009 |
| Descrizione fisica | xiv, 250 p. : ill |
| Disciplina | 541/.35 |
| Soggetto topico |
Photochemistry
Chemistry |
| ISBN |
0470710136
9780470710135 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910796093803321 |
|
Wardle Brian
|
||
| Hoboken, N.J., : Wiley, 2009 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Principles and applications of photochemistry / / Brian Wardle
| Principles and applications of photochemistry / / Brian Wardle |
| Autore | Wardle Brian |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | Hoboken, N.J., : Wiley, 2009 |
| Descrizione fisica | xiv, 250 p. : ill |
| Disciplina | 541/.35 |
| Soggetto topico |
Chemistry
Photochemistry |
| ISBN |
9780470710135
0470710136 |
| Classificazione |
431.5
541/.35 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Principles and Applications of Photochemistry -- Contents -- Preface -- 1: Introductory Concepts -- AIMS AND OBJECTIVES -- 1.1 THE QUANTUM NATURE OF MATTER AND LIGHT -- 1.2 MODELLING ATOMS: ATOMIC ORBITALS -- 1.3 MODELLING MOLECULES: MOLECULAR ORBITALS -- 1.4 MODELLING MOLECULES: ELECTRONIC STATES -- 1.5 LIGHT SOURCES USED IN PHOTOCHEMISTRY -- 1.5.1 The Mercury Lamp -- 1.5.2 Lasers -- 1.6 EFFICIENCY OF PHOTOCHEMICAL PROCESSES: QUANTUM YIELD -- 1.6.1 Primary Quantum Yield (φ) -- 1.6.2 Overall Quantum Yield (Φ) -- 2: Light Absorption and Electronically-excited States -- AIMS AND OBJECTIVES -- 2.1 INTRODUCTION -- 2.2 THE BEER-LAMBERT LAW -- 2.3 THE PHYSICAL BASIS OF LIGHT ABSORPTION BY MOLECULES -- 2.4 ABSORPTION OF LIGHT BY ORGANIC MOLECULES -- 2.5 LINEARLY-CONJUGATED MOLECULES -- 2.6 SOME SELECTION RULES -- 2.7 ABSORPTION OF LIGHT BY INORGANIC COMPLEXES -- 3: The Physical Deactivation of Excited States -- AIMS AND OBJECTIVES -- 3.1 INTRODUCTION -- 3.2 JABLONSKI DIAGRAMS -- 3.2.1 Vibrational Relaxation -- 3.2.2 Internal Conversion -- 3.2.3 Intersystem Crossing -- 3.2.4 Fluorescence -- 3.2.5 Phosphorescence -- 3.3 EXCITED-STATE LIFETIMES -- 3.3.1 Excited Singlet-state Lifetime -- 3.3.2 Excited Singlet-state Radiative Lifetime -- 3.3.3 Lifetimes of the T1 Excited State -- 4: Radiative Processes of Excited States -- AIMS AND OBJECTIVES -- 4.1 INTRODUCTION -- 4.2 FLUORESCENCE AND FLUORESCENCE SPECTRA -- 4.3 AN EXCEPTION TO KASHA'S RULE -- 4.4 FLUORESCENCE QUANTUM YIELD -- 4.5 FACTORS CONTRIBUTING TO FLUORESCENCE BEHAVIOUR -- 4.5.1 The Nature of S1 -- 4.5.2 Molecular Rigidity -- 4.5.3 The Effect of Substituent Groups -- 4.5.4 The Heavy Atom Effect -- 4.6 MOLECULAR FLUORESCENCE IN ANALYTICAL CHEMISTRY -- 4.7 PHOSPHORESCENCE -- 4.8 DELAYED FLUORESCENCE -- 4.8.1 P-type Delayed Fluorescence (Triplet-Triplet Annihilation).
4.8.2 E-type Delayed Fluorescence (Thermally-activated Delayed Fluorescence) -- 4.9 LANTHANIDE LUMINESCENCE -- 5: Intramolecular Radiationless Transitions of Excited States -- AIMS AND OBJECTIVES -- 5.1 INTRODUCTION -- 5.2 THE ENERGY GAP LAW -- 5.3 THE FRANCK-CONDON FACTOR -- 5.3.1 Case (A): Both Electronic States Have a Similar Geometry, with a Large Energy Separation between the States -- 5.3.2 Case (B): Both Electronic States Have a Similar Geometry, with a Small Energy Separation between the States -- 5.3.3 Case (C): The Electronic States Have Different Geometries, with a Large Energy Separation between the States -- 5.4 HEAVY ATOM EFFECTS ON INTERSYSTEM CROSSING -- 5.5 EL-SAYED'S SELECTION RULES FOR INTERSYSTEM CROSSING -- 6: Intermolecular Physical Processes of Excited States -- AIMS AND OBJECTIVES -- 6.1 QUENCHING PROCESSES -- 6.2 EXCIMERS -- 6.2.1 Excimer Emission in Ca2+ Sensing -- 6.3 EXCIPLEXES -- 6.3.1 Exciplex Fluorescence Imaging -- 6.4 INTERMOLECULAR ELECTRONIC ENERGY TRANSFER -- 6.5 THE TRIVIAL OR RADIATIVE MECHANISM OF ENERGY TRANSFER -- 6.6 LONG-RANGE DIPOLE-DIPOLE (COULOMBIC) ENERGY TRANSFER -- 6.6.1 Dynamic Processes within Living Cells -- 6.6.2 Molecular Ruler -- 6.6.3 Molecular Beacons -- 6.7 SHORT-RANGE ELECTRON-EXCHANGE ENERGY TRANSFER -- 6.7.1 Triplet-Triplet Energy Transfer and Photosensitisation -- 6.7.2 Singlet Oxygen and Photodynamic Therapy for Cancer Treatment -- 6.8 PHOTOINDUCED ELECTRON TRANSFER (PET) -- 6.8.1 Fluorescence Switching by PET -- 6.8.2 The Marcus Theory of Electron Transfer -- 6.8.3 Experimental Evidence Relating to the Marcus Equation -- 6.8.4 Evidence for the Inverted Region -- 7: Some Aspects of the Chemical Properties of Excited States -- AIMS AND OBJECTIVES -- 7.1 THE PATHWAY OF PHOTOCHEMICAL REACTIONS -- 7.2 DIFFERENCES BETWEEN PHOTOCHEMICAL AND THERMAL REACTIONS -- 7.3 PHOTOLYSIS. 7.3.1 Photohalogenation of Hydrocarbons -- 7.3.2 The Stratospheric Ozone Layer: Its Photochemical Formation and Degradation -- 7.3.3 Radicals in the Polluted Troposphere -- 7.4 AN INTRODUCTION TO THE CHEMISTRY OF CARBON-CENTRED RADICALS -- 7.5 PHOTOCHEMISTRY OF THE COMPLEXES AND ORGANOMETALLIC COMPOUNDS OF d-BLOCK ELEMENTS -- 7.5.1 The Photochemistry of Metal Complexes -- 7.5.2 An Aside: Redox Potentials Involved in Photoredox Reactions -- 7.5.3 Organometallic Photochemistry -- 8: The Photochemistry of Alkenes -- AIMS AND OBJECTIVES -- 8.1 EXCITED STATES OF ALKENES -- 8.2 GEOMETRICAL ISOMERISATION BY DIRECT IRRADIATION OF C=C COMPOUNDS -- 8.2.1 Phototherapy -- 8.2.2 Vision -- 8.3 PHOTOSENSITISED GEOMETRICAL ISOMERISATION OF C=C COMPOUNDS -- 8.3.1 Synthesis -- 8.4 CONCERTED PHOTOREACTIONS -- 8.4.1 Electrocyclic Reactions -- 8.4.2 Sigmatropic Shifts -- 8.5 PHOTOCYCLOADDITION REACTIONS -- 8.5.1 Solar Energy Storage -- 8.6 PHOTOADDITION REACTIONS -- 8.6.1 DNA Damage by UV -- 9: The Photochemistry of Carbonyl Compounds -- AIMS AND OBJECTIVES -- 9.1 EXCITED STATES OF CARBONYL COMPOUNDS -- 9.2 α-CLEAVAGE REACTIONS -- 9.3 INTERMOLECULAR HYDROGEN-ABSTRACTION REACTIONS -- 9.4 INTRAMOLECULAR HYDROGEN-ABSTRACTION REACTIONS -- 9.5 PHOTOCYCLOADDITION REACTIONS -- 9.6 THE ROLE OF CARBONYL COMPOUNDS IN POLYMER CHEMISTRY -- 9.6.1 Vinyl Polymerisation -- 9.6.2 Photochemical Cross-linking of Polymers -- 9.6.3 Photodegradation of Polymers -- 10: Investigating Some Aspects of Photochemical Reaction Mechanisms -- AIMS AND OBJECTIVES -- 10.1 INTRODUCTION -- 10.2 INFORMATION FROM ELECTRONIC SPECTRA -- 10.3 TRIPLET-QUENCHING STUDIES -- 10.4 SENSITISATION -- 10.5 FLASH PHOTOLYSIS STUDIES -- 10.5.1 An Aside: Some Basic Ideas on Reaction Kinetics -- 10.5.2 Flash Photolysis Studies in Bimolecular Electron-transfer Processes. 10.5.3 Photochemistry of Substituted Benzoquinones in Ethanol/Water -- 10.5.4 Time-resolved Infrared Spectroscopy -- 10.5.5 Femtochemistry -- 10.6 LOW-TEMPERATURE STUDIES -- FURTHER READING -- 11: Semiconductor Photochemistry -- AIMS AND OBJECTIVES -- 11.1 INTRODUCTION TO SEMICONDUCTOR PHOTOCHEMISTRY -- 11.2 SOLAR-ENERGY CONVERSION BY PHOTOVOLTAIC CELLS -- 11.2.1 Dye-sensitised Photovoltaic Cells -- 11.3 SEMICONDUCTORS AS SENSITISERS FOR WATER SPLITTING -- 11.4 SEMICONDUCTOR PHOTOCATALYSIS -- 11.5 SEMICONDUCTOR-PHOTOINDUCED SUPERHYDROPHILICITY -- FURTHER READING -- 12: An Introduction to Supramolecular Photochemistry -- AIMS AND OBJECTIVES -- 12.1 SOME BASIC IDEAS -- 12.2 HOST-GUEST SUPRAMOLECULAR PHOTOCHEMISTRY -- 12.2.1 Micelles -- 12.2.2 Zeolites as Supramolecular Hosts for Photochemical Transformations -- 12.2.3 Cyclodextrins as Supramolecular Hosts -- 12.3 SUPRAMOLECULAR PHOTOCHEMISTRY IN NATURAL SYSTEMS -- 12.3.1 Vision -- 12.3.2 Photosynthesis -- 12.3.3 Bacterial Photosynthesis -- 12.4 ARTIFICIAL PHOTOSYNTHESIS -- 12.5 PHOTOCHEMICAL SUPRAMOLECULAR DEVICES -- 12.5.1 Devices for Photoinduced Energy or Electron Transfer -- 12.5.2 Devices for Information Processing based on Photochemical or Photophysical Processes -- 12.5.3 Devices Designed to Undergo Extensive Conformational Changes on Photoexcitation: Photochemically-driven Molecular Machines -- FURTHER READING -- Index. |
| Record Nr. | UNINA-9910954921503321 |
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Wardle Brian
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| Hoboken, N.J., : Wiley, 2009 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||