Introduction to Electromagnetics (2021) - Undergraduates

Materials availabe in Chinese.

Syllabus

(Spring Semester) Week 1-14 (3/2-6/4) Tue. 1-2, Fri. 5-6, E. Bld. 1 - 328 (Xingqing Campus).

  • Classes will be suspended on Friday, 4/23 due to University Sport Games.
  • Classes druing 5/1 to 5/5 may be rearranged by the University dean's office due to holidays.

Textbook (in Chinese)

冯慈璋,马西奎主编. 《工程电磁场导论》. 北京:高等教育出版社,2000.

References

  1. David K. Cheng. Field and Wave Electromagnetics (2nd ed.).
  2. David J. Griffiths. Introduction to Electrodynamics (3rd ed.).
  3. Markus Zahn. Electromagnetic Field Thoery: a problem solving approach.

Grade

Regular (Homeworks 10% + Experiments 10%) + Final exam (80%).

Calender

All handouts (HO.) are availabe in Chinese.
Week Date Topics Supplemental Materials Homeworks Notes Last Update Date
1 3/2 Introduction (HO.) 3/12
Field, contour/vector/stream lines (HO.) 3/12
Curvlinear coordinates, coordinate transformation (HO.) Introduction to differential geometry (HO.) 3/12
Gradient, divergence and curl (HO.) 3/12
3/5 Divergence-free, curl-free and harmonic fields (HO.) 3/12
Helmholtz theorem (HO.) 3/12
Vector algebra, vector calculus and vector derivative identities (HO.) 3/12
2 3/9 Basic concepts in electrostatics (HO.) 3/12
Divergence and curl of electrostatic field in vacuum (HO.) 3/13
3/12 Static electric fields in conductors (HO.) HW-01(asgmt. 3/14; due 3/23) 3/13
Static electric fields in dielectrics (HO.) 3/13
3 3/16 Fundamental equations of electrostatics, boundary conditions (HO.) HW-02(asgmt. 3/21; due 3/30) 3/16
Boundary value problem (BVP), theorem of uniqueness (HO.) Green's function and BVPs (HO.) 3/17
3/19 Special techniques for electrostatics - method of image (HO.) Green's reciprocity theorem (HO.) HW-03(asgmt. 3/23; due 4/2) 3/23
4 3/23 Method of image: parallel lines (HO.) 3/29
Capacitance and capacitors (HO.) HW-04(asgmt. 3/29; due 4/9) 3/29
3/26 Engery and forces in electrostatic fields (HO.) 3/29
5 3/30 Current density, Ohm's law and Joule's law (HO.) HW-05(asgmt. 4/3; due 4/16) 4/3
Electromotive force (EMF) and KVL, equation of continuity and KVL (HO.) 4/3
4/2 Steady electric field: Fundamental equations, boundary equations and analogue to the electrostatic fields (HO.) 4/3
(partial) Conductance, earthing and step voltage (HO.) 4/3
6 4/6 Introduction to steady magnetic field and fundamental postulates of magnetostatics (HO.) HW-06(asgmt. 4/11; due 4/25) 4/6
Vector magnetic potential, Biot-Savart law and its applications (HO.) Vector magnetic potential due to current loop (HO.) 4/9
4/9 Magnetic dipole, magnetization and equivalent current density (HO.) 4/10
Magnetic field intensity, fundamental equations of magnetostatics and boundary conditons (HO.) 4/10
7 4/13 Revisiting vector magnetic potential, scalar magnetic potential and their BVPs (HO.) HW-07(asgmt. 4/18; due 5/1) 4/13
Inductance and inductors (HO.) 4/13
4/16 Engery, force and torque in magnetostatics (HO.) 4/16
Magnetic circuits (HO.) 4/16
8 4/20 Faraday's law of electromagnetic induction, Ampere's law (HO.) 5/6
Maxwell equations, potential functions and boundary conditions (HO.) 5/6
4/23 Class suspended due to University's sport game.
9 4/27 Potential; solutions to the wave eqautions (HO.) HW-08 (asgmt. 5/6; due 5/15) 5/6
Poynting theorem (HO.) 5/6
4/30 Time-harmonic electromagnetic fields (HO.) 5/6
Quasi-static electromagnetic fields (HO.) 5/10
10 5/4 Class re-scheduled.
5/7 Magneto-quasi-static electromagnetic fields and circuits (HO.) HW-09 (asgmt. 5/10; due 5/20) 5/10
Electro-quasi-static electromagnetic fields and relaxation of charges (HO.) 5/10
5/8 Skin effects, eddy current and the AC impedance of conductors (HO.) 5/10
Proximaty effects and electromagnetic shielding (HO.) 5/10
11 5/11 Electromagnetic wave equations and plane waves (HO.) HW-10 (asgmt. 5/17; due 5/25) 5/16
Uniform plane waves in dielectrics (HO.) 5/16
5/14 Uniform plane waves in lossy media (HO.) 5/16
Polarization of electromagnetic waves (HO.) 5/16
12 5/18 Reflection and refraction of plane waves (HO.) HW-11 (asgmt. 5/21; due 5/30) 5/18
5/21 Plane wave at normal incidence and standing waves (HO.) 5/21
13 5/25 Governing equations of uniform lossless transmission lines (HO.) HW-12 (asgmt. 5/29; due 6/7) 5/25
Propagation characteristics of transmission lines (HO.) 5/25
Reflection and transmission of waves in transmission lines (HO.) 5/25
5/28 Input impedance of transmission lines (HO.) 5/28
Impedance matching (HO.) 5/28
Nonuniform transmission lines (HO.) 5/28
14 6/1 Introduction to guided waves and waveguides (HO.) HW-13 (asgmt. 6/6; due 6/14) 6/6
Rectangular waveguides (HO.) 6/6
6/4 Dielectric (slab) waveguides (HO.) 6/6
Resonant cavity (HO.) 6/6