Electronic Structure and Number Theory : Bohr’s Boldest Dream / / edited by Jan C.A. Boeyens, Peter Comba |
Edizione | [1st ed. 2013.] |
Pubbl/distr/stampa | Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2013 |
Descrizione fisica | 1 online resource (XI, 183 p.) |
Disciplina | 546 |
Collana | Structure and Bonding |
Soggetto topico |
Inorganic chemistry
Chemometrics Chemistry, Physical and theoretical Inorganic Chemistry Math. Applications in Chemistry Theoretical and Computational Chemistry |
ISBN | 3-642-31977-7 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto | Chemistry by Number Theory -- Chemistry in Four Dimensions -- Is the Rydberg-Ritz relationship valid? -- Calculation of Atomic Structure -- Covalent Interaction -- Molecular Shape -- All is Number. |
Record Nr. | UNINA-9910437819903321 |
Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2013 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Modeling of molecular properties [[electronic resource] /] / edited by Peter Comba |
Edizione | [2nd ed.] |
Pubbl/distr/stampa | Weinheim, : Wiley-VCH, c2011 |
Descrizione fisica | 1 online resource (513 p.) |
Disciplina |
541.220113
620.11299 |
Altri autori (Persone) | CombaPeter |
Soggetto topico |
Biochemistry
Chemistry, Inorganic Chemistry, Organic Molecules - Models |
ISBN |
3-527-63641-2
1-283-86977-2 3-527-63642-0 3-527-63640-4 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Modeling of Molecular Properties; Contents; Preface; List of Contributors; Part One: Theory and Concepts; 1 Accurate Dispersion-Corrected Density Functionals for General Chemistry Applications; 1.1 Introduction; 1.2 Theoretical Background; 1.2.1 Double-Hybrid Density Functionals; 1.2.2 London-Dispersion-Corrected DFT; 1.3 Examples; 1.3.1 GMTKN30; 1.3.2 A Mechanistic Study with B2PLYP-D; 1.3.3 Double-Hybrids for Excited States; 1.4 Summary and Conclusions; References; 2 Free-Energy Surfaces and Chemical Reaction Mechanisms and Kinetics; 2.1 Introduction; 2.2 Elementary Reactions
2.3 Two Consecutive Steps2.4 Multiple Consecutive Steps; 2.5 Competing Reactions; 2.6 Catalysis; 2.7 Conclusions; References; 3 The Art of Choosing the Right Quantum Chemical Excited-State Method for Large Molecular Systems; 3.1 Introduction; 3.2 Existing Excited-State Methods for Medium-Sized and Large Molecules; 3.2.1 Wavefunction-Based ab initio Methods; 3.2.2 Density-Based Methods; 3.3 Analysis of Electronic Transitions; 3.4 Calculation of Static Absorption and Fluorescence Spectra; 3.5 Dark States; 3.5.1 Excited Electronic States with Large Double Excitation Character 3.5.2 Charge-Transfer Excited States3.6 Summary and Conclusions; References; 4 Assigning and Understanding NMR Shifts of Paramagnetic Metal Complexes; 4.1 The Aim and Scope of the Chapter; 4.2 Basic Theory of Paramagnetic NMR; 4.2.1 The Origin of the Hyper.ne Shift; 4.2.1.1 The Contact Shift; 4.2.1.2 The Pseudocontact Shift; 4.2.2 Relaxation and Line Widths; 4.2.2.1 Electronic Relaxation; 4.2.2.2 Dipolar Relaxation; 4.2.2.3 Contact Relaxation; 4.2.2.4 Curie Relaxation; 4.2.3 Advice for Recording Paramagnetic NMR Spectra; 4.3 Signal Assignments; 4.3.1 Comparison of Similar Compounds 4.3.2 Separation of Contact and Pseudocontact Shift4.3.3 Estimating the Dipolar Contributions; 4.3.4 DFT-Calculation of Spin-Densities; 4.4 Case Studies; 4.4.1 Organochromium Complexes; 4.4.2 Nickel Complexes; References; 5 Tracing Ultrafast Electron Dynamics by Modern Propagator Approaches; 5.1 Charge Migration Processes; 5.1.1 Theoretical Considerations of Charge Migration; 5.2 Interatomic Coulombic Decay in Noble Gas Clusters; 5.2.1 Theoretical Considerations of ICD; References; 6 Natural Bond Orbitals and Lewis-Like Structures of Copper Blue Proteins 6.1 Introduction: Localized Bonding Concepts in Copper Chemistry6.2 Localized Bonds and Molecular Geometries in Polyatomic Cu Complexes; 6.3 Copper Blue Proteins and Localized Bonds; 6.4 Summary; References; 7 Predictive Modeling of Molecular Properties: Can We Go Beyond Interpretation?; 7.1 Introduction; 7.2 Models and Modeling; 7.3 Parameterized Classical and Quantum Mechanical Theories; 7.4 Predictive Energies and Structures; 7.5 Other Gas-Phase Properties; 7.6 Solvent Effects: The Major Problem; 7.7 Reaction Selectivity; 7.8 Biological and Pharmaceutical Modeling; 7.8.1 SAR Modeling 7.8.2 Force Fields, Docking, and Scoring |
Record Nr. | UNINA-9910138049003321 |
Weinheim, : Wiley-VCH, c2011 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|
Modeling of molecular properties / / edited by Peter Comba |
Edizione | [2nd ed.] |
Pubbl/distr/stampa | Weinheim, : Wiley-VCH, c2011 |
Descrizione fisica | 1 online resource (513 p.) |
Disciplina |
541.220113
620.11299 |
Altri autori (Persone) | CombaPeter |
Soggetto topico |
Biochemistry
Chemistry, Inorganic Chemistry, Organic Molecules - Models |
ISBN |
3-527-63641-2
1-283-86977-2 3-527-63642-0 3-527-63640-4 |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Nota di contenuto |
Modeling of Molecular Properties; Contents; Preface; List of Contributors; Part One: Theory and Concepts; 1 Accurate Dispersion-Corrected Density Functionals for General Chemistry Applications; 1.1 Introduction; 1.2 Theoretical Background; 1.2.1 Double-Hybrid Density Functionals; 1.2.2 London-Dispersion-Corrected DFT; 1.3 Examples; 1.3.1 GMTKN30; 1.3.2 A Mechanistic Study with B2PLYP-D; 1.3.3 Double-Hybrids for Excited States; 1.4 Summary and Conclusions; References; 2 Free-Energy Surfaces and Chemical Reaction Mechanisms and Kinetics; 2.1 Introduction; 2.2 Elementary Reactions
2.3 Two Consecutive Steps2.4 Multiple Consecutive Steps; 2.5 Competing Reactions; 2.6 Catalysis; 2.7 Conclusions; References; 3 The Art of Choosing the Right Quantum Chemical Excited-State Method for Large Molecular Systems; 3.1 Introduction; 3.2 Existing Excited-State Methods for Medium-Sized and Large Molecules; 3.2.1 Wavefunction-Based ab initio Methods; 3.2.2 Density-Based Methods; 3.3 Analysis of Electronic Transitions; 3.4 Calculation of Static Absorption and Fluorescence Spectra; 3.5 Dark States; 3.5.1 Excited Electronic States with Large Double Excitation Character 3.5.2 Charge-Transfer Excited States3.6 Summary and Conclusions; References; 4 Assigning and Understanding NMR Shifts of Paramagnetic Metal Complexes; 4.1 The Aim and Scope of the Chapter; 4.2 Basic Theory of Paramagnetic NMR; 4.2.1 The Origin of the Hyper.ne Shift; 4.2.1.1 The Contact Shift; 4.2.1.2 The Pseudocontact Shift; 4.2.2 Relaxation and Line Widths; 4.2.2.1 Electronic Relaxation; 4.2.2.2 Dipolar Relaxation; 4.2.2.3 Contact Relaxation; 4.2.2.4 Curie Relaxation; 4.2.3 Advice for Recording Paramagnetic NMR Spectra; 4.3 Signal Assignments; 4.3.1 Comparison of Similar Compounds 4.3.2 Separation of Contact and Pseudocontact Shift4.3.3 Estimating the Dipolar Contributions; 4.3.4 DFT-Calculation of Spin-Densities; 4.4 Case Studies; 4.4.1 Organochromium Complexes; 4.4.2 Nickel Complexes; References; 5 Tracing Ultrafast Electron Dynamics by Modern Propagator Approaches; 5.1 Charge Migration Processes; 5.1.1 Theoretical Considerations of Charge Migration; 5.2 Interatomic Coulombic Decay in Noble Gas Clusters; 5.2.1 Theoretical Considerations of ICD; References; 6 Natural Bond Orbitals and Lewis-Like Structures of Copper Blue Proteins 6.1 Introduction: Localized Bonding Concepts in Copper Chemistry6.2 Localized Bonds and Molecular Geometries in Polyatomic Cu Complexes; 6.3 Copper Blue Proteins and Localized Bonds; 6.4 Summary; References; 7 Predictive Modeling of Molecular Properties: Can We Go Beyond Interpretation?; 7.1 Introduction; 7.2 Models and Modeling; 7.3 Parameterized Classical and Quantum Mechanical Theories; 7.4 Predictive Energies and Structures; 7.5 Other Gas-Phase Properties; 7.6 Solvent Effects: The Major Problem; 7.7 Reaction Selectivity; 7.8 Biological and Pharmaceutical Modeling; 7.8.1 SAR Modeling 7.8.2 Force Fields, Docking, and Scoring |
Record Nr. | UNINA-9910818938103321 |
Weinheim, : Wiley-VCH, c2011 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
|