| The Nature of the Electronic Excited States of Molecular Systems | p. 1 |
| Abstract | p. 1 |
| Spectroscopy and Chemistry of Excited Molecular Species | p. 2 |
| Interaction of Radiation With Atoms and Molecules | p. 5 |
| Density Matrix Formulation | p. 31 |
| Rotating Wave Approximation | p. 40 |
| Coherence and Incoherence | p. 57 |
| Properties of the Excited States of Complex Molecules: What Can We Learn for Solids | p. 73 |
| Abstract | p. 73 |
| IR-Spectroscopy of Clusters | p. 74 |
| RAP and RABI | p. 76 |
| Raman Scattering | p. 82 |
| Gas Phase Spectroscopy - Towards Congestion | p. 88 |
| Rates of Processes Involving Excited States | p. 97 |
| Abstract | p. 97 |
| Types of Non-Radiative Transition | p. 98 |
| Cooling Transitions I: General Ideas | p. 100 |
| Cooling Transitions II: Realistic Model Systems | p. 101 |
| More Than One Energy Surface | p. 105 |
| The Diffusion Phenomenon: Incoherent Changes of Configuration | p. 111 |
| The Electronic Problem | p. 114 |
| Coupled Electronic and Vibrations | p. 115 |
| Even More Complex Systems | p. 116 |
| Excited States in Semiconductors | p. 119 |
| Abstract | p. 119 |
| Elementary Excitations in Semiconductors | p. 119 |
| Linear Optical Properties of Semiconductors | p. 143 |
| Nonlinear Optics | p. 154 |
| The Fate of an Optical Excitation in a Semiconductor | p. 157 |
| From One Exciton to the Electron - Hole Plasma | p. 172 |
| The Exciton-Polariton Revisited | p. 189 |
| Advances in the Characterization of Excited States of Luminescent Ions in Solids | p. 207 |
| Abstract | p. 207 |
| Rare Earth Ions | p. 208 |
| Transition Metal Ions | p. 221 |
| High Concentrations of Optically-Active Ions | p. 239 |
| Efficiency of Luminescence from Excited States | p. 243 |
| Relaxed Excited States of Color Centers | p. 255 |
| Abstract | p. 255 |
| Color Centers and Optical Cycle | p. 256 |
| Excited States of the F Center | p. 262 |
| Properties of the RES | p. 269 |
| Properties of Highly Populated Excited States in Solids: Super-Fluorescence, Hot Luminescence, Excited State Absorption | p. 305 |
| Abstract | p. 305 |
| From Spontaneous Emission to Superfluorescence | p. 306 |
| Hot Luminescence (H.L.) | p. 336 |
| Excited State Absorption (ESA) Enhanced by Energy Transfers in Re Doped Solids | p. 339 |
| Advances in the Sensitization of Phosphors | p. 349 |
| Abstract | p. 349 |
| Efficiency of Luminescent Centers | p. 352 |
| Energy Transfer | p. 359 |
| Energy Migration | p. 367 |
| Lamp Phosphors | p. 379 |
| Laser Spectroscopy Inside Inhomogeneously Broadened Lines | p. 399 |
| Abstract | p. 399 |
| Homogeneous Broadening | p. 402 |
| Inhomogeneous Broadening | p. 405 |
| Hyperfine Interactions | p. 406 |
| Spectral Holeburning | p. 411 |
| Coherent Transient Techniques | p. 421 |
| Other Techniques | p. 429 |
| Time Resolved Holeburning | p. 431 |
| Spectroscopy in External Fields | p. 434 |
| Excited-State Dynamics and Energy Transfer in Doped-Substituted Garnets | p. 445 |
| Abstract | p. 445 |
| Effects of Disorder on Excited-State Dynamics Properties of Cr[superscript 3+] Ions | p. 447 |
| Energy Transfer in (Ca,Zr)-Substituted GGG Doped with Cr[superscript 3+] and Tm[superscript 3+] Ions | p. 457 |
| Cross-Relaxation Mechanism between Tm[superscript 3+] Ions | p. 461 |
| Excited State Dynamics and Energy Transfers between Tm[superscript 3+] and Ho[superscript 3+] Ions | p. 466 |
| Quantum Yield of [superscript 4]T[subscript 2](Cr[superscript 3+]) [actual symbol not reproducible] [superscript 5]I[subscript 7](Ho[superscript 3+]) Transfer | p. 472 |
| Studies of the Charge Transfer States of Certain Rare-Earth Activators in Yttrium and Lanthanum Oxysulfides | p. 479 |
| Abstract | p. 479 |
| Current Knowledge | p. 480 |
| Future Work | p. 496 |
| Photochemistry, Charge Transfer States and Laser Applications of Small Molecules in Rare Gas Crystals | p. 499 |
| Abstract | p. 499 |
| Structure and Dynamics of Educts and Products in the Crystals | p. 501 |
| Spectroscopy of Dissociation Barriers | p. 502 |
| Dissociation in Molecular Dynamics Calculations | p. 506 |
| Impulsive Exit: Cl[subscript 2] Dissociation | p. 508 |
| Delayed Exit: H-Abstraction | p. 513 |
| Long Range Transport: F[subscript 2] Dissociation | p. 516 |
| Laser Applications | p. 517 |
| The Study of Paramagnetic Excited States by Electron Paramagnetic Resonance | p. 525 |
| Abstract | p. 525 |
| Metastable Triplet States in Solids and Their Detection by Conventional EPR | p. 528 |
| Optical Detection of EPR in Excited States of Polyatomic Systems in Solids | p. 537 |
| Electron-Spin-Echo Experiments for the Identification of Non-Radiative Excited States | p. 550 |
| The Jahn-Teller Effect in the Optical Spectra of Impurities | p. 561 |
| Abstract | p. 561 |
| The Static Jahn-Teller Effect | p. 564 |
| The Dynamical Jahn-Teller Effect | p. 568 |
| Spectral Properties of Excited States in Restricted Geometries | p. 577 |
| Abstract | p. 577 |
| Models for Stretched Exponentials | p. 578 |
| Extensions of DET to Restricted Geometries | p. 582 |
| Excited State Interactions in Stabilized Lasers | p. 591 |
| Abstract | p. 591 |
| Linewidth of Free Running Lasers | p. 592 |
| Reduction of Laser Linewidth | p. 596 |
| The Space Experiment | p. 597 |
| Applications of Ultra-Stable Lasers in Space | p. 598 |
| Semiconductors Quantum Dots in Amorphous Materials | p. 601 |
| Abstract | p. 601 |
| Third-Order Susceptibility | p. 602 |
| Sol-Gel Glasses | p. 604 |
| Semiconductor Doped Glasses | p. 606 |
| Nonlinear Properties | p. 607 |
| New Crystals for Laser Applications (Abstract Only) | p. 623 |
| Excited States and Reorientational Properties of Color Centers With Axial Symmetry | p. 625 |
| Abstract | p. 625 |
| Aggregate Color Centers | p. 626 |
| Excited States and Reorientation of Aggregate Color Centers | p. 627 |
| F[subscript 2] Center | p. 628 |
| F[subscript A] Center | p. 630 |
| De-Excitation Processes of the Optically Excited States of the F Centers (Abstract Only) | p. 641 |
| Two-Photon Spectroscopy in Insulating Crystals | p. 643 |
| Abstract | p. 643 |
| Definitions | p. 644 |
| Theoretical Framework | p. 645 |
| Experimental Techniques | p. 650 |
| Particles and Elementary Excitations | p. 661 |
| Abstract | p. 661 |
| Quantum Mechanics of Systems With Infinite Degrees of Freedom | p. 662 |
| Symmetry and Breaking: Goldstone Modes | p. 665 |
| A Physical Example: Superfluidity | p. 668 |
| Long-Range Interactions: Higgs Mechanism | p. 670 |
| A Physical Example: Superconductivity | p. 671 |
| Superconductivity | p. 675 |
| Abstract | p. 675 |
| Experimental Parameters of Superconducting Materials | p. 676 |
| BCS Theory | p. 680 |
| Current Research Trends | p. 681 |
| High-Temperature Superconductivity | p. 684 |
| The Luminescent Excited State of the Vanadate Ion Studied by Optically-Detected Magnetic Resonance | p. 689 |
| Rare Earth Spectroscopy in Glasses, a Fraction | p. 689 |
| The Influence of Impurities on the Quantum Yield of Y[subscript 2]O[subscript 3]:3%Eu[superscript 3+] | p. 690 |
| Fluorescence Mechanisms of Mixed Crystals Sr[subscript 1-X]Ba[subscript X]F[subscript 2]:Eu[superscript 2+] | p. 690 |
| Spectroscopy of Er[superscript 3+]:GGG and Calculation of the Judd-Ofelt Lifetime Parameters | p. 691 |
| Laser Spectroscopic Studies of Solid State Defect Chemistry in Perovskites | p. 692 |
| Picosecond Time-Resolved Cars: Application to Vibrons in Molecular Crystals | p. 692 |
| Experimental Studies of Upconversion Laser Materials and Upconversion Lasers | p. 693 |
| Luminescence of the Eu[superscript 3+] Ion in Calcium Compounds | p. 693 |
| Theoretical Study of Ultra-Fast Dephasing by Four-Wave Mixing | p. 694 |
| A New Way to the Relaxed Excited State in Localized Centers: The Pulse Model | p. 694 |
| Proposition of Effective Wavefunction for 2DEG Within Modfet Heterostructures | p. 695 |
| Epitaxy of CdS-Thin Films by Pulsed Laser Evaporation (PLE) | p. 696 |
| Growth and Optical Properties of Thin CdS Films | p. 696 |
| Luminescence of New Storage Phosphors: Alkaline Earth Fluoro-Halides Doped With Divalent Ytterbium | p. 697 |
| Application of Phosphors in X-Ray Computed Tomography | p. 698 |
| Dissociation of Polyatomic Molecules by Infrared Lasers | p. 698 |
| A Quantitative Analytic Theory of the Spectra of Diatomic Molecules | p. 699 |
| Thermal Behavior of Spectral Line Positions and Widths of Nd[superscript 3+] in GSGG | p. 699 |
| Comparison of Er[superscript 3+] Spectroscopy in Doped Glass Fibers and in Glass Bulk Samples | p. 700 |
| Passive Intracavity Stabilization of Wide Gain Laser by Er[superscript 3+]- Doped Materials | p. 700 |
| Optical Properties of F[subscript 3][superscript +] Center in LiF (Triplet State) | p. 701 |
| Two-Photon Spectroscopy in the F-Shell | p. 702 |
| Two-Photon Transition Intensities within Symmetry-Adapted Eigenvector Approach: Ni[superscript 2+] in O[subscript h] Symmetry | p. 702 |
| Characteristic Electroluminescence at the Semiconductor/Electrolyte Interface | p. 703 |
| Localized [superscript 3][pi][pi]* Excitations of [Rh(phpy)[superscript 2]bipy]PF[superscript 6] (phpy = 2-phenylpyridine, bipy = 2,2'-bipyridine) | p. 703 |
| Cross Relaxation of Excited States in a One-Dimensional Compound | p. 704 |
| Luminescence of the V = O [actual symbol not reproducible] Complex | p. 705 |
| Radiationless Vibronic Relaxation and Electron Transfer of the F-Center in NaBr | p. 705 |
| Luminescence of Broad Bands in Mn-Doped n-Type GaP | p. 706 |
| Optical Spectroscopy of the Matrix-Isolated Nh Radical | p. 706 |
| Interaction Between Color Center and Dislocation in Alkali Halides | p. 707 |
| Summary of the Meeting | p. 709 |
| Picture of the Participants | p. 716 |
| Participants | p. 717 |
| Index | p. 731 |
| Table of Contents provided by Blackwell. All Rights Reserved. |
