PHYS 143b Honors Waves, Optics, & Heat Spring Quarter, 2020
News (4/3/2020) Spring Quarter 2020 Recording Policy
Instructor: Cheng Chin
Online lectures: Tue. (Zoom143bTu) & Thur. (Zoom143bTh) 9:30‐10:50 am CDT
Online office hours: Tue & Thur 11:00‐12:30 pm CDT (Piazza)
Textbooks:
Waves by David Morin
(Optional: Light, waves and their uses by A.A. Michaelson)
Understanding Themodynamics by H.C. Van Ness
(Optional: thermodynamics by Enrico Fermi)
Laboratory Sessions:
UChicago Phys 143s Lab wiki
Laboratory administrators: Mark Chantell, Dave McCowan
Teaching Assistants:
#  TA  Discussion session: (Piazza)  Lab Session 1 (Zoom and Piazza)  Lab Session 2 (Zoom and Piazza) 
1  Runyu Jiang  Monday 4~5:30 pm (Zoom)  Wednesday 3:30 to 5:30 pm (Zoom)  Friday 3:30 to 5:30 pm (Zoom) 
2  Daiki Goto  Wednesday 5~6:30 pm (Zoom)  Tuesday 7 to 9 pm (Zoom)  Friday 3:30 to 5:30 pm (Zoom) 
3  Yuting Luo  Thursday 2~3:30 pm (Zoom)  Tuesday 3:30 to 5:30 pm (Zoom)  Friday 3:30 to 5:30 pm (Zoom) 
* Online labs are available from Monday 5pm to Friday 6:30 pm. Lab reports are due on Friday at 6:30 pm.
** All times are Chicago time. (Check the local time in Chicago.)
Homeworks, Lab reports and Midterm:
All homeworks, reports and midterm should be submitted to Canvas P143b in the format of pdf or jpg before the deadline. They will be returned to the students on Canvas. Late policy for HWs and Lab reports: 10% per day. Late midterm submission is not allowed.
Grade distribution: HW 30%, Lab 30%, Midterm 20% and Final 20%
Class outline:
Week  Date  Lecture  Text/Lab 

1  4/7 
Lecture 1: Harmonic oscillator 11 Introduction (7') 12 Solving differential equations (20') 13 Simple harmonic oscillator (27') 14 Damped harmonic oscillator (35') 
Chapter 1.1 and 1.2 
4/9 
Lecture 2: Driven oscillator (HW1 Sol1) 21 Nonhomogeneous ODE (16') 22 Driven oscillator 1 (29') 23 Driven oscillator 2 (22') 
Chapter 1.3  
2  4/14 
Lecture 3: Coupled oscillators 31 Coupled oscillators (36') & (14') 32 Eigenvalues and eigenvectors (22') 33 Three coupled oscillators (33') 
Chapter 2.1 and 2.2 
4/16 
Lecture 4: Normal modes (HW2 Sol2) 41 N coupled oscillators (38') 42 Research on N=5 (7') 
Chapter 2.3  
3  4/21 
Lecture 5: Wave equation 51 Wave equation (40') 52 Solving wave equation (16') 
Chapter 2.4 Lab 1: Speed of Light 
4/23 
Lecture 6: Spectral Analysis (HW3 Sol3) 61 Fourier analysis (34') 62 Fourier analysis examples (20') 
Chapter 3.1, 3.2, 3.3


4  4/28 
Lecture 7: Transverse waves 71 Transverse waves (27') 72 Wave propagation (37') 
Chapter 4.1, 4.2 Lab 2: Wave Motion 
4/30 
Lecture 8: Sound waves (HW4 Sol4) 81 Reflection and transmission (22') 82 Sound waves (28') Problem Solving (53') Note 
Chapter 5.1, 5.2, 5.3  
5  5/5 
Lecture 9: Dispersion, Doppler effect and Shock waves 91 Dispersion relation (38') 92 Dopper effect and shock waves (29') 
Chapter 6.3, 7.2 Lab 3: Interference 
5/7 
Lecture 10: Electromagneitc waves (HW5 sol) 101 Vector Calculus (28') 102 EM wave equations (27') MidTerm sol (25) #1 #2 #3 
Chapter 8.2, 8.3, 8.4  
6  5/12 
Lecture 11: Reflection and refraction Zoom: vector calculus, Taylor expansion, and EM waves. 111 Polarization (25') 112 Reflection and transmission (36') 113 Fresnel coefficients (30') 
Chapter 8.6, 8.8 
5/14 
Lecture 12: Geometrical Optics (HW6 sol sol.video) Zoom: Boundary conditions, vector calculus 121 Fermat principle and lens equation (29') 122 Applications of geometrical optics (25') Exercise (in progress) 

7  5/19 
Lecture 13: Interference and diffraction Zoom: wave comparison 131 Intro: What is light? (9') 132 Interference (35') 133 Fourier optics (14') 134 Diffraction (17') 135 Applications (15') 
Chapter 9.1, 9.2, 9.3, 9.4, 9.5 Lab 4: Diffraction 
5/21 
Lecture 14: Ideal gas (HW7 sol sol.video) Zoom: polarization, dispersion 141 Ideal gas law (46') 

8  5/26 
Lecture 15: Heat engines Zoom: polarization, probability, diffraction, Fourier optics 151 Thermodynamical processes (35') 152 Carnot cycle (43') 
Lab 5: Geometric Optics Theory 
5/28 
Lecture 16: Laws of thermodynamics (HW8 sol) 161 Laws of thermodynamics 

9  6/2 
Lecture 17: Heat transfer Zoom: Entropy 171 Heat transfer 

6/4  No class  
10  6/86/9  Final (sol) 
Contact with questions.