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Book Cover
E-book
Author Zhang, Guo-ping

Title Introduction to Ultrafast Phenomena From Femtosecond Magnetism to High-Harmonic Generation
Published Milton : Taylor & Francis Group, 2020

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Description 1 online resource (320 p.)
Contents Cover -- Half Title -- Title Page -- Copyright Page -- Dedication -- Contents in Brief -- Table of Contents -- Setting the Stage and Modus Operandi: "The Making of the Book" -- Preface -- Authors -- I Fundamentals -- 1 Time scales -- 1.1 Units of time and relation between energy and time -- 1.2 Time axis -- 1.3 How to describe events in space-time coordinates -- 1.4 Time scale in the hydrogen atom -- 1.5 Time scale for photoisomerization -- 1.6 Summary -- 1.7 Exercises -- 2 Ultrafast phenomena: Experimental -- 2.1 Introduction to the laser and how it works -- 2.1.1 Standing waves
2.1.2 Cavity -- 2.1.3 Stimulated emission and single wavelength selection -- 2.2 Short summary of nonlinear optics under cw laser excitation -- 2.3 Magneto-optics -- 2.4 Development of ultrafast lasers: Major breakthrough with the Ti-Sapphire laser -- 2.4.1 Phase alignment and mode-locking -- 2.4.2 Necessity of many modes and broad bandwidth -- 2.4.3 Emergence of ultrafast pulses from mode-locking -- 2.5 How to access the ultrafast time scale -- 2.6 Time-resolved pump-probe experiments -- 2.6.1 Basic principles -- 2.6.2 Nitty-gritties and theory behind the processes
2.7 Photoisomerization in bacteriorhodopsin -- 2.8 Femtochemistry -- 2.9 Metals, semiconductors and superconductors -- 2.10 Femtomagnetism -- 2.11 High-order harmonic generation and attosecond physics -- 2.12 Exercises -- 3 Theoretical background -- 3.1 Density functional theory -- 3.1.1 Hohenberg-Kohn theorem -- 3.1.2 Kohn-Sham equation -- 3.2 Time-dependent density functional theory -- 3.2.1 Solving the Kohn-Sham equation -- 3.2.2 Example: Many-electron atoms -- 3.2.3 Adiabatic approximation -- 3.2.4 Example: TDDFT of atoms in a linearly-polarized field -- 3.3 Quantum chemistry tools
3.3.1 Basis functions -- 3.3.2 Hartree-Fock approximation -- 3.3.3 Configuration interaction method -- 3.3.4 Coupled-cluster method -- 3.4 Solid state physics: Essentials -- 3.4.1 Crystal structure = Bravais lattice + basis -- 3.4.2 Band structure: How electronic energy disperses with crystal momentum -- 3.5 Two special features in ultrafast dynamics -- 3.5.1 Spin-orbit coupling -- 3.5.2 Interaction between laser radiation and matter -- 3.5.3 Further notes on the vector potential -- 3.6 Rotation matrices for spins -- 3.7 Software packages -- 3.8 Exercises -- II Applications
4 High-harmonic generation -- 4.1 Brief history and key features of high-harmonic generation -- 4.2 Working principles of HHG -- 4.2.1 Laser electric field strength and Coulomb potential in an atom -- 4.2.2 Escaping the Coulomb potential -- 4.2.3 Ponderomotive energy -- 4.2.4 Corkum's theory: Origin of the cutoff energy of Ip + 3.17Up -- 4.3 Applications -- 4.3.1 Applications to hydrogen and neon atoms -- 4.3.2 Applications to C60 -- 4.3.2.1 Model -- 4.3.2.2 Time-dependent Liouville equation -- 4.3.2.3 Power spectrum -- 4.4 Experimental demonstration of high-harmonic generation in C60
Notes Description based upon print version of record
Form Electronic book
Author Lefkidis, Georgios
Murakami, Mitsuko
Hübner, Wolfgang (Physicist)
George, Thomas F
ISBN 9781498764292
1498764290