Some new directions in science on computers / Gyan Bhanot, Shiyi Chen, Philip Seiden.

Format:

Book

Author/Creator:

Bhanot, Gyan.

Contributor:

Chen, Shih-i.

Seiden, Philip.

Language:

English

Subjects (All):

Computer simulation.

Research--Data processing.

Research.

Physical Description:

1 online resource (329 p.)

Edition:

1st ed.

Place of Publication:

Singapore ; River Edge, NJ : World Scientific, c1997.

Language Note:

English

Summary:

Computers are used in today's technological world as a powerful tool to simulate many complex phenomena in various fields. This book is an introduction to some of these exciting developments. All the articles are written by experts in their respective fields. Each article teaches by example and the book contains case studies in fields as diverse as physics, biology, fluid dynamics, astrophysics, device modeling and weather simulation.This book should be of interest to a new researcher as an introduction to an exciting arena of computer applications. It should also benefit expert scientists,

Contents:

Some New Directions in Science on Computers; 1 Preface:; Contents; Fluids; CFD ANALYSIS AND DESIGN OPTIMIZATION USING PARALLEL COMPUTERS; 1 INTRODUCTION; 2 MATHEMATICAL MODEL; 3 NUMERICAL METHOD; 3.1 SPATIAL DISCRETIZATION; 3.2 TIME STEPPING SCHEME FOR STEADY-STATE SOLUTIONS; 3.3 ACCELERATION OF STEADY FLOW CALCULATIONS; 3.4 A MULTIGRID IMPLICIT SCHEME FOR UNSTEADY FLOW; 3.5 DYNAMIC REMESHING AND MESH MOVEMENT; 4 DOMAIN DECOMPOSITION AND PARALLEL IMPLEMENTATION; Parallel Efficiency; 5 COMPUTATIONS OF STEADY AND TIME-DEPENDENT FLOWS; 5.1 STEADY EULER AND RANS ANALYSIS

5.2 TIME-RESOLVED HELICOPTER ROTOR Rigid Rotor-Navier-Stokes Hover; Rigid Rotor-Euler Forward Flight; Aeroelastic Rotor-Euler Forward Flight; 6 THE ADJOINT APPROACH TO OPTIMAL DESIGN; 6.1 GENERAL FORMULATION; 6.2 EXAMPLES OF DESIGN OPTIMIZATION; Transonic Constrained Aircraft Design; Supersonic Constrained Aircraft Design; 7 CONCLUSIONS AND FUTURE DEVELOPMENTS; ACKNOWLEDGMENTS; NUMERICAL SIMULATIONS OF GROWTH KINETICS AND SPINODAL DECOMPOSITION IN FLUIDS; 1 Introduction; 2 Growth Kinetics; 3 Quantities of Interest; 4 Langevin method; 5 Lattice Boltzmann; 6 Finite Volume method; Acknowledgments

References MODERN SHOCK CAPTURING METHODS FOR CONSERVATION LAWS; 1 Introduction; 1.1 Hyperbolic Systems; 1.2 The Development of Shocks; 1.3 Viscous Solutions; 1.4 Numerical Difficulties; 2 Reconstructions; 2.1 Conservative Schemes; 2.2 Spatial Reconstruction; 2.3 Nonlinear Systems; 2.4 The Roe Average; 2.5 Time Discretization; 3 Time Evolution I: The Godunov Methods; 3.1 Solutions of the Riemann Problem; 3.2 The Godunov Method; 3.3 Roe's Approximate Riemann Solver; 3.4 An Entropy Fix; 3.5 High Order Godunov Methods

4 Time Evolution II: Methods Free of Riemann Solvers and Characteristic Decompositions 4.1 Non-Oscillatory Central Differencing; 4.2 Kinetic Schemes; 4.3 Relaxation Schemes; 5 Higher Dimensional Problems; 6 Concluding Remarks; Acknowledgments; References; Materials; SIMULATING MATERIALS FAILURE USING PARALLEL MOLECULAR DYNAMICS; 1 Introduction; 2 Methodology; 3 Doing Parallel MD Computation; 4 Computer Experiments For Two Dimensions; 5 Computer Experiments For Three Dimensions; Acknowledgments; References; SEMICONDUCTOR DEVICE PHYSICS AND THE MODELING OF SMALL SEMICONDUCTOR DEVICES

1 Introduction 2 Device Modeling Depends on Physics Modeling; 2.1 Effect of the band structure model; 2.2 Calibration of bulk energy bands and scattering rates; 3 Physics Modeling Depends on Device Modeling; 3.1 Energetic electrons at the Si-Si02 interface; 3.2 Low energy electrons and quantization at the Si-Si02 interface; 3.3 The importance of dynamic screening in electron-electron scattering; 4 Conclusions; Acknowledgments; References; Statistical Mechanics; CELLULAR AUTOMATA AND SELF ORGANIZED CRITICALITY; 1 Self-organized Criticality; 2 Cellular Automata; 3 Conway's Life

4 Fredkin's modulo two rule

Notes:

Description based upon print version of record.

Includes bibliographical references.

ISBN:

9781283850667

1283850664

9789812819420

9812819428

OCLC:

821180469