Multiphoton Processes in Atoms /
Multiphoton ionization of atoms in intense laser-light fields is gaining ground as a spectroscopic diagnostic tool. In this volume, Delone and Krainov present their and others' theoretical description of the process occurring in atoms under conditions of multi-photon impacts, in particular, the...
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| Format: | Book |
| Language: | English |
| Published: |
Berlin, Heidelberg :
Springer Berlin Heidelberg,
1994
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| Series: | Atoms+Plasmas ;
13 |
| Subjects: |
Table of Contents:
- 1. Introduction
- 2. AC-Stark Shift of Atomic Levels
- 2.1 Single-Level Quantum System
- 2.2 The Linear Stark Shift for a Hydrogen Atom in an Oscillating Field
- 2.3 Atomic Response to an External Oscillating Field
- 2.4 The Perturbation of Non-Degenerate Atomic States in a Weak Field
- 2.5 Perturbation of the Hydrogen Atom Spectrum in a Strong Field
- 2.6 Perturbation of Rydberg States in a Weak Field
- 2.7 Stark Effect in a Super-Atomic Radiation Field
- 2.8 The Stark Atom
- 2.9 AC-Stark Shift in Negative Ions
- 2.10 Dynamical Stark Resonance
- 2.11 AC-Stark Shift and Ionization
- 3. Ionization of a Particle with a Short-Range Potential Well
- 3.1 The Keldysh-Faisal-Reiss Approximation
- 3.2 Model One-Particle Potentials of Negative Ions
- 3.3 Residual Interaction Between Electrons
- 3.4 Removal of Internal Electrons from Negative Ions
- 3.5 Numerical Solutions for the Strong-Field Case
- 3.6 Experiments on Multiphoton Detachment of Negative Ions
- 4. Tunneling Ionization of Atoms
- 4.1 Landau-Dykhne Adiabatic Approximation
- 4.2 Rates of Tunneling Ionization for Atoms and Ions
- 4.3 Energy Spectrum of Electrons
- 4.4 Above-Barrier Decay of Atoms
- 4.5 Experimental Data and Interpretation
- 4.6 Relativistic Effects
- 5. Direct (Nonresonant) Multiphoton Ionization of Atoms
- 5.1 Multiphoton Ionization of Hydrogen Atom
- 5.2 Alkali Atoms
- 5.3 Atoms with Many Valence Electrons
- 6. Resonance-Enhanced Ionization
- 6.1 Resonance-Enhanced Ionization in a Weak Field
- 6.2 Field Effects in Resonance-Enhanced Ionization
- 6.3 Angular Distributions of Photoelectrons in Resonance- Enhanced Multiphoton Ionization of Atoms
- 6.4 Exotic Resonances
- 6.5 Resonances with Autoionizing States
- 6.6 Further Experiments
- 7. Above-Threshold Ionization of Atoms
- 7.1 The Nature of Above-Threshold Multiphoton Ionization
- 7.2 Compound Matrix Elements for Processes of Kth and (K+ 1)th Orders
- 7.3 WKB Estimates of Dipole Matrix Elements
- 7.4 A Critical Field
- 7.5 Two-Photon Above-Threshold Ionization of a Hydrogen Atom by Radiation of Less than Critical Intensity
- 7.6 Multiphoton Above-Threshold Ionization of a Hydrogen Atom by Radiation of Less than Critical Intensity
- 7.7 Experimental Aspects. Parameters that Influence the Photoelectron Spectra
- 7.8 Experimental Data for I Ic and Their Interpretation
- 7.11 Theoretical Interpretation of Electron Energy Spectra for I> Ic
- 7.12 Above-Threshold Ionization by Ultra-Short Laser Pulses
- 7.13 Other Effects
- 8. Multiple Ionization of Atoms
- 8.1 Mechanisms of Multiple Ionization
- 8.2 Stepwise Production of Multiply Charged Ions
- 8.3 Simultaneous Detachment of Several Electrons
- 8.4 Detachment of Electrons from Inner Shells of Atoms and Ions
- 8.5 Multiple Ionization of Atoms in the Tunneling Limit
- 8.6 Production of Multiply Charged Ions in Laser Fields of Subatomic and Superatomic Intensity
- 8.7 Summary
- 9. Ionization by Fields of Subatomic Strength
- 9.1 Definition of an Atomic Field
- 9.2 Ionization of Atoms and Atomic Ions at F? Fa and?> 1
- 9.3 Above-Barrier Decay of an Atom at F> Fa
- 10. Atoms in Superintense Laser Fields
- 10.1 Qualitative Picture of Atomic Stabilization
- 10.2 Keldysh-Reiss Approach for a Superintense Field
- 10.3 Numerical Calculations of Ionization Rates
- 10.4 The Kramers-Henneberger Method
- 10.5 Numerical Solutions of Newton Equations
- 10.6 Stabilization of a Rydberg Atom in a Superintense Field
- 10.7 Stark Atom
- 10.8 Collapse and Revival of a Population Inversion in a Superintense Field
- 11. Related Phenomena
- 11.1 Microwave Ionization of Atoms
- 11.2 Multiphoton Ionization of Polarized Atoms
- 11.3 Nonlinear Ionization by Non-Classical Light
- 11.4 Excitation of High Optical Harmonics
- References