List of Contributors |
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XIII | |
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1 Attosecond and XUV Physics: Ultrafast Dynamics and Spectroscopy |
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1 | (16) |
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1 | (1) |
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1.2 The Emergence of Attosecond Science |
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2 | (5) |
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1.2.1 Attosecond Pulse Trains and Isolated Attosecond Pulses |
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3 | (1) |
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1.2.2 Characterization of Attosecond Laser Pulses |
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4 | (1) |
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1.2.3 Experimental Challenges in Attosecond Science |
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5 | (1) |
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1.2.4 Attosecond Science as a Driver for Technological Developments |
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6 | (1) |
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1.3 Applications of Attosecond Laser Pulses |
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7 | (2) |
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1.4 Ultrafast Science Using XUV/X-ray Free Electron Lasers |
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9 | (2) |
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1.5 The Interplay between Experiment and Theory |
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11 | (1) |
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1.6 Conclusion and Outlook |
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12 | (1) |
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13 | (4) |
Part One Laser Techniques |
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17 | (160) |
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2 Ultrafast Laser Oscillators and Amplifiers |
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19 | (18) |
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19 | (1) |
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2.2 Mode-Locking and Few-Cycle Pulse Generation |
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20 | (3) |
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2.3 High-Energy Oscillators |
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23 | (2) |
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25 | (4) |
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29 | (8) |
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3 Ultrashort Pulse Characterization |
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37 | (58) |
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3.1 Motivation: Why Ultrafast Metrology? |
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37 | (5) |
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3.1.1 Ultrafast Science: High-Speed Photography in the Extreme |
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38 | (4) |
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3.2 Formal Description of Ultrashort Pulses |
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42 | (9) |
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45 | (1) |
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3.2.2 Chronocyclic Representation of Ultrafast Pulses |
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46 | (1) |
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3.2.3 Space-Time Coupling |
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46 | (3) |
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3.2.4 Accuracy, Precision and Consistency |
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49 | (2) |
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3.3 Linear Filter Analysis |
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51 | (2) |
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3.4 Ultrafast Metrology in the Visible to Infrared |
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53 | (20) |
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3.4.1 Temporal Correlations |
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53 | (2) |
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55 | (5) |
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60 | (1) |
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60 | (3) |
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63 | (10) |
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3.5 Ultrafast Metrology in the Extreme Ultraviolet |
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73 | (12) |
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3.5.1 Complete Characterization of Ultrashort XUV Pulses via Photoionization Spectroscopy |
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75 | (6) |
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81 | (4) |
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85 | (1) |
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85 | (10) |
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4 Carrier Envelope Phase Stabilization |
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95 | (40) |
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95 | (1) |
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96 | (3) |
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4.2.1 Time Domain Representation |
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96 | (1) |
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4.2.2 Frequency Domain Representation |
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97 | (2) |
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4.3 Stabilization Loop Fundamentals |
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99 | (5) |
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99 | (1) |
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100 | (1) |
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4.3.3 Open-Loop Noise Analysis |
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101 | (1) |
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102 | (1) |
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4.3.5 Closed-Loop Noise Analysis |
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103 | (1) |
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104 | (11) |
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4.4.1 Oscillators Peculiarities |
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105 | (2) |
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107 | (3) |
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110 | (5) |
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115 | (14) |
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4.5.1 Amplifier Peculiarities |
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116 | (3) |
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119 | (4) |
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123 | (1) |
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124 | (2) |
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4.5.5 Parametric Amplification |
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126 | (3) |
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129 | (1) |
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129 | (6) |
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5 Towards Tabletop X-Ray Lasers |
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135 | (42) |
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5.1 Context and Objectives |
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135 | (2) |
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5.2 Choice of Plasma-Based Soft X-Ray Amplifier |
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137 | (4) |
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5.2.1 Basic Aspects of High Harmonic Amplification |
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138 | (2) |
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5.2.2 Basic Aspects of Plasma Amplifiers |
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140 | (1) |
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5.3 2D Fluid Modeling and 3D Ray Trace |
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141 | (8) |
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142 | (1) |
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5.3.2 Model to Obtain 2D Maps of Atomic Data |
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143 | (6) |
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5.4 The Bloch-Maxwell Treatment |
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149 | (8) |
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5.5 Stretched Seed Amplification |
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157 | (13) |
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170 | (1) |
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171 | (6) |
Part Two Theoretical Methods |
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177 | (144) |
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6 Ionization in Strong Low-Frequency Fields |
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179 | (21) |
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179 | (1) |
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179 | (2) |
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181 | (3) |
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6.3.1 Hamiltonians and Gauges |
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181 | (1) |
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182 | (2) |
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6.4 The Strong-Field Approximation |
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184 | (5) |
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6.4.1 The Volkov Propagator and the Classical Connection |
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185 | (1) |
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6.4.2 Transition Amplitudes in the SFA |
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186 | (3) |
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6.5 Strong-Field Ionization: Exponential vs. Power Law |
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189 | (6) |
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6.5.1 The Saddle Point Approximation and the Classical Connection |
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190 | (5) |
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6.6 Semiclassical Picture of High Harmonic Generation |
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195 | (3) |
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198 | (1) |
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199 | (1) |
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7 Multielectron High Harmonic Generation: Simple Man on a Complex Plane |
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200 | (57) |
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201 | (2) |
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7.2 The Simple Man Model of High Harmonic Generation (HHG) |
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203 | (2) |
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7.3 Formal Approach for One-Electron Systems |
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205 | (4) |
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7.4 The Lewenstein Model: Saddle Point Equations for HHG |
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209 | (5) |
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7.5 Analysis of the Complex Trajectories |
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214 | (7) |
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7.6 Factorization of the HHG Dipole: Simple Man on a Complex Plane |
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221 | (6) |
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7.6.1 Factorization of the HHG Dipole in the Frequency Domain |
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222 | (2) |
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7.6.2 Factorization of the HHG Dipole in the Time Domain |
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224 | (3) |
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7.7 The Photoelectron Model of HHG: The Improved Simple Man |
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227 | (4) |
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7.8 The Multichannel Model of HHG: Tackling Multielectron Systems |
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231 | (7) |
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238 | (3) |
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7.10 Appendix A: Supplementary Derivations |
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241 | (1) |
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7.11 Appendix B: The Saddle Point Method |
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242 | (8) |
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7.11.1 Integrals on the Real Axis |
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243 | (5) |
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7.11.2 Stationary Phase Method |
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248 | (2) |
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7.12 Appendix C: Treating the Cutoff Region: Regularization of Divergent Stationary Phase Solutions |
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250 | (1) |
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7.13 Appendix D: Finding Saddle Points for the Lewenstein Model |
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251 | (2) |
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253 | (4) |
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8 Time-Dependent Schrodinger Equation |
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257 | (36) |
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8.1 Atoms and Molecules in Laser Fields |
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258 | (1) |
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259 | (7) |
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8.2.1 Discretization of the TDSE |
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260 | (3) |
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263 | (2) |
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8.2.3 Scaling with Laser Parameters |
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265 | (1) |
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266 | (3) |
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8.3.1 Runge-Kutta Methods |
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267 | (1) |
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8.3.2 Krylov Subspace Methods |
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268 | (1) |
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269 | (1) |
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8.4 Absorption of Outgoing Flux |
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269 | (3) |
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8.4.1 Absorption for a One-Dimensional TDSE |
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270 | (2) |
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272 | (6) |
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8.5.1 Ionization and Excitation |
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272 | (2) |
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274 | (1) |
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8.5.3 Photoelectron Spectra |
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275 | (3) |
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278 | (4) |
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8.6.1 Very Large-Scale Grid-Based Approaches |
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278 | (1) |
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8.6.2 Basis and Pseudospectral Approaches |
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278 | (4) |
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282 | (5) |
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8.7.1 MCTDHF: Multiconfiguration Time-Dependent Hartree-Fock |
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283 | (2) |
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8.7.2 Dynamical Multielectron Effects in High Harmonic Generation |
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285 | (2) |
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287 | (3) |
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290 | (3) |
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9 Angular Distributions in Molecular Photoionization |
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293 | (28) |
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293 | (4) |
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9.2 One-Photon Photoionization in the Molecular Frame |
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297 | (5) |
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9.3 Methods for Computing Cross-Sections |
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302 | (2) |
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9.4 Post-orientation MFPADs |
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304 | (6) |
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9.4.1 MFPADs for Linear Molecules in the Axial Recoil Approximation |
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304 | (2) |
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9.4.2 MFPADs for Nonlinear Molecules in the Axial Recoil Approximation |
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306 | (2) |
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9.4.3 Breakdown of the Axial Recoil Approximation Due to Rotation |
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308 | (1) |
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9.4.4 Breakdown of the Axial Recoil Approximation Due to Vibrational Motion |
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309 | (1) |
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9.4.5 Electron Frame Photoelectron Angular Distributions |
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309 | (1) |
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9.5 MFPADs from Concurrent Orientation in Multiphoton Ionization |
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310 | (4) |
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9.6 Pre-orientation or Alignment, Impulsive Alignment |
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314 | (1) |
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315 | (1) |
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315 | (6) |
Part Three High Harmonic Generation and Attosecond Pulses |
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321 | (142) |
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10 High-Order Harmonic Generation and Attosecond Light Pulses: An Introduction |
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323 | (16) |
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10.1 Early Work, 1987-1993 |
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323 | (2) |
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10.2 Three-Step Model, 1993-1994 |
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325 | (3) |
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10.3 Trajectories and Phase Matching, 1995-2000 |
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328 | (3) |
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10.4 Attosecond Pulses 2001 |
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331 | (1) |
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332 | (3) |
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335 | (4) |
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11 Strong-Field Interactions at Long Wavelengths |
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339 | (22) |
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11.1 Theoretical Background |
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340 | (6) |
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11.1.1 Keldysh Picture of Ionization in Strong Fields |
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340 | (1) |
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11.1.2 Classical Perspectives on Postionization Dynamics |
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341 | (1) |
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11.1.3 High-Harmonic Generation |
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342 | (1) |
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11.1,4 Wavelength Scaling of High-Harmonic Cutoff and Attochirp |
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342 | (2) |
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11.1.5 In-situ and RABBITT Technique |
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344 | (2) |
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11.2 Mid-IR Sources and Beamlines at OSU |
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346 | (4) |
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346 | (1) |
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347 | (1) |
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11.2.3 OSU Attosecond Beamline |
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347 | (1) |
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11.3 Strong-Field Ionization: The Single-Atom Response |
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348 | (2) |
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11.4 High-Harmonic Generation |
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350 | (6) |
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11.4.1 Harmonic Cutoff and Harmonic Yield |
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350 | (2) |
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352 | (1) |
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11.4.3 In-situ Phase Measurement |
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352 | (3) |
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355 | (1) |
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11.5 Conclusions and Future Perspectives |
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356 | (1) |
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356 | (5) |
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12 Attosecond Dynamics in Atoms |
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361 | (34) |
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361 | (1) |
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12.2 Single-Electron Atom: Hydrogen |
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362 | (3) |
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12.3 Two-Electron Atom: Helium |
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365 | (15) |
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12.3.1 Electronic Wave Packets |
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366 | (5) |
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12.3.2 Autoionization: Fano Profile |
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371 | (2) |
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12.3.3 Two-Photon Double Ionization |
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373 | (7) |
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12.4 Multielectron Systems |
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380 | (13) |
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12.4.1 Neon: Dynamics of Shake-Up States |
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381 | (3) |
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12.4.2 Neon: Delay in Photoemission |
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384 | (2) |
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12.4.3 Argon: Fano Resonance |
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386 | (2) |
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12.4.4 Krypton: Auger Decay |
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388 | (2) |
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12.4.5 Krypton: Charge Oscillation |
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390 | (1) |
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12.4.6 Xenon: Cascaded Auger Decay |
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391 | (2) |
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393 | (2) |
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13 Application of Attosecond Pulses to Molecules |
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395 | (26) |
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13.1 Attosecond Dynamics in Molecules |
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395 | (2) |
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13.2 State-of-the-Art Experiments Using Attosecond Pulses |
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397 | (8) |
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398 | (4) |
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13.2.2 Electron Spectroscopy |
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402 | (2) |
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404 | (1) |
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405 | (8) |
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13.3.1 Electron Dynamics in Small Molecules |
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405 | (1) |
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13.3.2 Electron Dynamics in Large Molecules |
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406 | (7) |
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413 | (3) |
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13.4.1 Molecular Alignment and Orientation |
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413 | (1) |
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13.4.2 Electron Delocalization between DNA Group Junction |
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414 | (2) |
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13.4.3 Similar Dynamics in Water and Ice |
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416 | (1) |
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416 | (1) |
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416 | (1) |
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417 | (4) |
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14 Attosecond Nanophysics |
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421 | (42) |
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421 | (4) |
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14.2 Attosecond Light-Field Control of Electron Emission and Acceleration from Nanoparticles |
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425 | (8) |
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14.2.1 Imaging of the Electron Emission from Isolated Nanoparticles |
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426 | (3) |
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14.2.2 Microscopic Analysis of the Electron Emission |
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429 | (4) |
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14.3 Few-Cycle Pump-Probe Analysis of Cluster Plasmons |
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433 | (6) |
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14.3.1 Basics of Spectral Interferometry |
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433 | (2) |
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14.3.2 Oscillator Model Results for Excitation with Gaussian Pulses |
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435 | (2) |
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14.3.3 Spectral Interferometry Analysis of Plasmons in Small Sodium Clusters |
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437 | (2) |
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14.4 Measurements of Plasmonic Fields with Attosecond Time Resolution |
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439 | (10) |
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14.4.1 Attosecond Nanoplasmonic Streaking |
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439 | (2) |
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14.4.2 The Regimes of APS Spectroscopy |
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441 | (1) |
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14.4.3 APS Spectroscopy of Collective Electron Dynamics in Isolated Nanoparticles |
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442 | (2) |
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14.4.4 Attosecond Nanoscope |
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444 | (2) |
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14.4.5 Experimental Implementation of the Attosecond Nanoscope |
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446 | (3) |
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14.5 Nanoplasmonic Field-Enhanced XUV Generation |
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449 | (5) |
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14.5.1 Tailoring of Nanoplasmonic Field Enhancement for HHG |
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450 | (2) |
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14.5.2 Generation of Single Attosecond XUV Pulses in Nano-HHG |
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452 | (2) |
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14.6 Conclusions and Outlook |
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454 | (1) |
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455 | (8) |
Part Four Ultra Intense X-Ray Free Electron Laser Experiments |
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463 | (136) |
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15 Strong-Field Interactions at EUV and X-Ray Wavelengths |
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465 | (64) |
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465 | (2) |
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15.2 Experimental Background |
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467 | (6) |
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15.2.1 What Is a "Strong" Field? |
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467 | (2) |
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15.2.2 Basic Parameters of Intense High-Frequency Radiation Sources |
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469 | (2) |
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471 | (2) |
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15.3 Atoms and Molecules under Intense EUV Light |
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473 | (20) |
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15.3.1 Two-Photon Single Ionization of Helium |
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473 | (3) |
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15.3.2 Few-Photon Double Ionization of Helium and Neon |
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476 | (9) |
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15.3.3 Multiple Ionization of Atoms |
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485 | (2) |
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15.3.4 EUV-Induced Fragmentation of Simple Molecules |
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487 | (6) |
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15.4 EUV Pump-EUV Probe Experiments |
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493 | (6) |
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15.4.1 Split-and-Delay Arrangements and Characterization of the EUV Pulses |
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493 | (2) |
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15.4.2 Nuclear Wave Packet Imaging in Diatomic Molecules |
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495 | (3) |
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15.4.3 Isomerization Dynamics of Acetylene Cations |
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498 | (1) |
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15.5 Experiments in the X-Ray Domain |
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499 | (11) |
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15.5.1 Multiple Ionization of Heavy Atoms: Role of Resonant Excitations |
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500 | (6) |
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15.5.2 Multiphoton Ionization of Molecules Containing High-Z Atoms |
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506 | (4) |
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510 | (2) |
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512 | (17) |
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16 Ultraintense X-Ray Interactions at the Linac Coherent Light Source |
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529 | (28) |
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529 | (7) |
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16.1.1 Comparison of Ultrafast, Ultraintense Optical, and X-Ray Lasers |
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531 | (2) |
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16.1.2 X-Ray Atom Interactions |
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533 | (3) |
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16.2 Atomic and Molecular Response to Ultraintense X-Ray Pulses |
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536 | (7) |
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16.2.1 Nonresonant High-Intensity X-Ray Phenomena |
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537 | (3) |
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16.2.2 Resonant High-Intensity X-Ray Phenomena |
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540 | (3) |
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16.3 Ultrafast X-Ray Probes of Dynamics |
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543 | (1) |
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16.4 Characterization of LCLS Pulses |
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544 | (2) |
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546 | (3) |
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549 | (8) |
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17 Coherent Diffractive Imaging |
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557 | (42) |
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557 | (2) |
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17.2 Far-Field Diffraction |
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559 | (6) |
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17.2.1 Optical Point of View |
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559 | (2) |
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17.2.2 Born Approximation |
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561 | (1) |
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562 | (2) |
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17.2.4 Comments on the Approximations |
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564 | (1) |
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565 | (7) |
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565 | (3) |
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17.3.2 Signal-to-Noise Ratio |
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568 | (1) |
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569 | (3) |
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17.3.4 Different XUV Sources Comparison |
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572 | (1) |
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17.4 Solving the Phase Problem |
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572 | (11) |
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17.4.1 Oversampling Method |
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572 | (2) |
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17.4.2 Basics on Iterative Phasing Algorithms |
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574 | (3) |
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17.4.3 Implementations of Phase Retrieval Algorithms |
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577 | (6) |
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583 | (7) |
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17.5.1 Fourier Transform Holography |
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583 | (4) |
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587 | (3) |
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590 | (2) |
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592 | (7) |
Index |
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599 | |