March 31, 2013
PHY 712 Problem Set # 19
Finish reading Chapter 11 and start reading Chapter 14 of Jackson. The problem will be
due Wed. Apr. 3, 2013. Note: we are using cgs (Gaussian) units.
1. Consider the electromagnetic eld transformations between a st

PHY 712 Electrodynamics
11-11:50 AM MWF Olin 107
Plan for Lecture 18:
Start reading Chapter 7
A. Sourceless solutions of Maxwells
Equations
B. Plane polarized electromagnetic
waves
C. Reflectance and transmittance
02/27/2013
PHY 712 Spring 2013 - Lecture

Electrodynamics PHY712 Lecture 22
Electromagnetic waves in waveguides Section 8.4 in Jacksons text
For an ideal conductor, , so that the electric and magnetic elds are conned to
the surface of the conductor. Because of the eld continuity conditions at the

March 27, 2009
Notes for Lecture #22
Reectivity for anisotropic media Extension of Section 7.3 in
Jacksons text
Consider the problem of determining the reectance from an anisotropic medium as shown
above. We will assume that the permeability is 0 and that

PHY 712 Electrodynamics
11-11:50 AM MWF Olin 107
Plan for Lecture 17:
Finish reading Chapter 6
A. Some details of Lienard-Wiechert
results
B. Energy associated with
electromagnetic fields
C. Comment on Exam 1
02/25/2013
PHY 712 Spring 2013 - Lecture 17
1

PHY 712 Electrodynamics
11-11:50 AM MWF Olin 107
Plan for Lecture 16:
Continue reading Chapter 6
A. Maxwells equations
B. Vector and scalar potential
representations
C. Greens function solution
Maxwells equations
02/22/2013
PHY 712 Spring 2013 - Lecture 1

PHY 712 Electrodynamics
11-11:50 AM MWF Olin 107
Plan for Lecture 15:
Finish reading Chap. 5, start Chap. 6
A. Magnetic susceptibility
B. Magnetic boundary value
problems
C. Effects of time varying fields and
sources
02/20/2013
PHY 712 Spring 2013 - Lectu

Electrodynamics PHY712 Lecture 19
Reectivity for anisotropic media Extension of Section 7.3 in Jacksons text
PHY 712 Lecture 19 2/28/2013
1
Reectivity for anisotropic media continued
Consider the problem of determining the reectance from an anisotropic me

PHY 712 Electrodynamics
11-11:50 AM MWF Olin 107
Plan for Lecture 14:
Continue reading Chapter 5
A. Macroscopic magnetization
density M
B. H field and its relation to B
C. Magnetic boundary values
02/15/2013
PHY 712 Spring 2013 - Lecture 13
1
02/15/2013
P

PHY 712 Electrodynamics
11-11:50 AM MWF Olin 107
Plan for Lecture 13:
Continue reading Chapter 5
A. Magnetic dipole fields
B. The hyperfine Hamiltonian
02/15/2013
PHY 712 Spring 2013 - Lecture 13
1
02/15/2013
PHY 712 Spring 2013 - Lecture 13
2

Electrodynamics PHY712
Lecture 16 Li nard-Wiechert potentials and elds
e
References: J. D. Jackson, Classical Electrical dynamics, Chapter 6, and Landau &
Lifshitz, The Classical Theory of Fields, Chapter 8.
Determination of the scalar and vector potentia

PHY 712 Electrodynamics
11-11:50 AM MWF Olin 107
Plan for Lecture 12:
Continue reading Chapter 5
A. Examples of magnetostatic fields
B. Magnetic dipoles
02/13/2013
PHY 712 Spring 2013 - Lecture 12
1
02/13/2013
PHY 712 Spring 2013 - Lecture 12
2
02/13/2013

February 21, 2009
Notes for Lecture #16
Derivation of the hyperne interaction
Magnetic dipole eld
These notes are very similar to the notes on the electric dipole eld.
The magnetic dipole moment is dened by
m=
1
2
d3 r r J(r ),
(1)
with the corresponding

April 5, 2009
Notes for Lecture #27
Derivation of the Linard-Wiechert potentials and elds
e
When we previously considered solutions to the inhomogeneous electromagnetic wave equations in the Lorentz gauge, (chapter 6 in Jackson, we were using MKS units. W

April 14, 2009
Notes for Lecture #29
Synchrotron Radiation
For this analysis we will use the geometry shown in Fig. 14.9 of Jackson. A particle with
charge q is moving in a circular trajectory with radius and speed v. Its trajectory as a
function of time

February 26, 2013
PHY 712 Problem Set # 12
Finish reading Chapter 6 and start reading Chapter 7 of Jackson. The problem will be due
Fri. Mar. 1, 2013.
1. Suppose that an electromagnetic wave of pure (real) frequency is traveling along the
z-axis of a wave

January 23, 2013
PHY 712 Problem Set #3
Continue reading Chaper 1 & 2 in Jackson; homework is due Friday Jan. 25, 2013.
1. Consider a one-dimensional charge distribution of the form:
0
(x) = 0 x/a
0
for
for
for
x < a/2
a/2 x a/2
x > a/2,
where 0 and a are

Electrodynamics I
Name
Midterm Exam - Part A - Closed Book
KSU 2015/09/25
Score =
Electrodynamic
120
/ 120 points
Instructions: Use SI units. Where appropriate, dene all variables or symbols you use, in words. Try
to tell about the physics involved, more

Quantization of the Free Electromagnetic Field:
Photons and Operators
G. M. Wysin
wysin@phys.ksu.edu, http:/www.phys.ksu.edu/personal/wysin
Department of Physics, Kansas State University, Manhattan, KS 66506-2601
August, 2011, Viosa, Brazil
c
Summary
The

PHY 712 Electrodynamics
11-11:50 AM MWF Olin 107
Plan for Lecture 22:
Continue reading Chap. 8
A. Examples of waveguides
B. TEM, TE, TM modes
C. Resonant cavities
03/04/2013
PHY 712 Spring 2013 - Lecture 21
1
03/04/2013
PHY 712 Spring 2013 - Lecture 21
2

Electrodynamics I
Name
Midterm Exam - Part A - Closed Book
KSU 2014/10/23
Electro Dynamic
Instructions: Use SI units. Where appropriate, dene all variables or symbols you use, in words. Try
to tell about the physics involved, more than the mathematics, if

Electrodynamics I
Midterm Exam - Part A - Closed Book
KSU 2014/10/23
Name
Instructions: Use SI units. Where appropriate, dene all variables or symbols you use, in words. Try
to tell about the physics involved, more than the mathematics, if possible.
1. (3

Electrodynamics I
Midterm - Part A - Closed Book
KSU 2005/10/17
Name
Instructions: Use SI units. No derivations here, just state your responses clearly, and dene your
variables in words.
1. (3) Write Gauss Law in dierential form.
2. (3) Write Poissons equ

PHY 712 Electrodynamics
11-11:50 AM MWF Olin 107
Plan for Lecture 19:
Continue reading Chapter 7
A. Reflectance and transmittance of
electromagnetic waves
extension to anisotropy and
complexity
B. Frequency dependence of
dielectric materials
02/28/2013
P

Electrodynamics I
Name
Midterm - Part A - Closed Book
KSU 2005/10/17
Electro Dynamic
1. (3) Write Gauss Law in dierential form.
E(r) = (r)/ 0 ,
or
D = ,
E = electric eld, =volume charge density,
D =electric displacement.
0 =permittivity
of vacuum,
2. (3

PHY 712 Electrodynamics
11-11:50 AM MWF Olin 107
Plan for Lecture 21:
Finish reading Chap. 7; start Chap. 8
A. Summary of results for plane
waves
B. Electromagnetic waves in an ideal
conductor
C. TEM electromagnetic modes
03/04/2013
PHY 712 Spring 2013 -

February 20, 2009
Notes for Lecture #15
Vector potentials in magnetostatics
The vector potential which vanishes at innity and corresponds to a conned current density
distribution J(r) is given by
J(r )
0
d3 r
.
(1)
A(r) =
4
|r r |
This expression is usefu

Electrodynamics PHY712
Lecture 13 Magnetic Dipolar Fields
Reference: Chap. 5 in J. D. Jacksons textbook.
Magnetic dipolar eld
The magnetic dipole moment is dened by
1
m=
2
d3 r r J(r ),
(1)
with the corresponding potential
0 m
r
A(r) =
,
4 r2
(2)
and mag

January 18, 2013
PHY 712 Electrondynamics Notes for
Lecture 2
Electrostatic energy
Section 1.11 in Jacksons text
The total electrostatic potential energy of interaction between point charges cfw_qi at the
positions cfw_ri is given by
W =
1
40
i<j
1
q i