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针对氢钯体系多相催化中的化学反应模拟

Acknowledgement第5-6页
摘要第6-8页
Abstract第8-10页
Chapter 1. Introduction第21-38页
    1.1 Background第21-22页
    1.2 Surface structure第22-23页
    1.3 Adsorption of diatomic gas with metal surface: H/Pd system第23-31页
        1.3.1 Experimental works第24-28页
            1.3.1.1 The influence of incident energy of the impinging molecules on the stickingprobability第25-26页
            1.3.1.2 Adsorbate coverage effect on the sticking probability第26-28页
        1.3.2 Theoretical works第28-31页
            1.3.2.1 Early works第28-29页
            1.3.2.2 Pre-covered surface第29-31页
    1.4 Diffusion of diatomic gas with metal surface: H/Pd system第31-36页
        1.4.1 Experimental works第32-33页
        1.4.2 Theoretical works第33-36页
    1.5 Our work objective第36-38页
Chapter 2. Theoretical Approaches第38-59页
    2.1 Electronic Structure第38-46页
        2.1.1 Hamiltonian of a many-electron system第38页
        2.1.2 BOA第38-39页
        2.1.3 DFT第39-41页
            2.1.3.1 Hohenberg-Kohn theorems第39-40页
            2.1.3.2 Kohn-Sham equation第40-41页
            2.1.3.3 Exchange-correction function第41页
        2.1.4 VASP第41-42页
        2.1.5 REBO model第42-46页
            2.1.5.1 Formalism第43-45页
            2.1.5.2 Database and fitting procedure第45-46页
    2.2 MD Simulation第46-51页
        2.2.1 Equations of atomic motion and numerical solution第47-48页
        2.2.2 Thermostats第48-51页
            2.2.2.1 Anderson thermostat: Stochastic Collision Method [148]第49页
            2.2.2.2 Nosé-Hoover thermostat [149, 150]第49-50页
            2.2.2.3 Berendsen thermostat [151]第50页
            2.2.2.4 Langevin thermostat [152]第50-51页
    2.3 Transition state theory第51-54页
        2.3.1 Main ideas of TST第51页
        2.3.2 Classical TST [153, 154]第51-53页
            2.3.2.1 Original TST formula第52页
            2.3.2.2 Harmonic TST第52-53页
        2.3.3 Variational TST [87-89]第53页
        2.3.4 Quantum TST第53-54页
    2.4 Accelerated Molecular dynamics simulation第54-59页
        2.4.1 Hyperdynamics method: Accelerated dynamics in a biased potential第55-56页
        2.4.2 Defining the bias potential第56-59页
Chapter 3. Coverage effect on reactivity can be more complicated than what you believe: H2dissociation on H-precovered Pd(111)第59-77页
    3.1 Model and Method第59-61页
    3.2 Effect of H-adatoms on H2 dissociation energetics along fcc-fcc path第61-69页
        3.2.1 Preliminaries第61-63页
        3.2.2 Poisoning sites第63-67页
        3.2.3 Promoting sites第67-68页
        3.2.4 Getting out from imbroglio by a smart sorting第68-69页
    3.3 Effect of H-adatoms on H2 dissociation energetics along other paths第69-74页
        3.3.1 bridge-top-bridge path第69-72页
        3.3.2 fcc-top-hcp path第72-74页
    3.4 Energetics versus statistics第74-76页
    3.5 Conclusions第76-77页
Chapter 4. Diffusion of H atom on Pd(111): MD simulation and TST第77-91页
    4.1 Model and Methods第77-78页
    4.2 Accuracy of the force field第78页
    4.3 Macroscopic diffusion coefficient from Einstein formula第78-79页
    4.4 Macroscopic diffusion coefficient from average hopping time第79-83页
    4.5 Diffusion coefficient from TST第83-89页
        4.5.1 Two-dimensional TST formula第83-84页
        4.5.2 Diffusion coefficients with a single barrier第84-86页
        4.5.3 Diffusion coefficients with two barrier from TST第86-89页
    4.6 Conclusion第89-91页
Chapter 5. Diffusion of H atom on Pd(111): Accelerated Molecular dynamics simulation第91-101页
    5.1 The hyperdynamics method: the Bond-Boost potential第91-96页
        5.1.1 Diffusion coefficient from the hyperdynamics method第92-94页
        5.1.2 Problem for constructing the boost potential第94-96页
    5.2 Our method第96-100页
        5.2.1 Basic idea: Increase the kinetic Energy第96-97页
        5.2.2 Testing the validity of our method第97-100页
    5.3 Conclusions第100-101页
Chapter 6. Conclusions and Perspectives第101-103页
Appendix A: The summary of dissertation in Chinese第103-120页
Reference第120-131页
Publications第131页

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