This book studies electron resonant tunneling in two- and three-dimensional quantum waveguides of variable cross-sections in the time-independent approach.
1. Introduction.- 2. Waveguides. Radiation Principle. Scattering Matrices.- 3. Properties of Scattering Matrices in a Vicinity of Thresholds.- 4. Method for Computing Scattering Matrices.- 5. Asymptotic and Numerical Studies of Resonant Tunneling in 2D-Waveguides for Electrons of Small Energy.- 6. Resonant Tunneling in 2D-Waveguides with Several Resonators.- 7. Resonant Tunneling of High-Energy Electrons in 2D-Waveguides.- 8. Numerical Simulation of High Energy Electron Transport.- 9. The Impact of a Finite Waveguide Work Function on Resonant Tunneling.- 10. Asymptotics of Resonant Tunneling in 3D Waveguides for Electrons of Small Energy.- 11. Resonant Tunneling in 2D Waveguides in Magnetic Field.- 12. Effect of Magnetic Field on Resonant Tunneling in 3D Waveguides of Variable Cross-Section.- 13. Asymptotic Analysis of Multichannel Resonant Tunneling.- 14. Electronics Devices Based on Resonant Tunneling.