Physics on the Back of the Envelope S2

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  • Forum: back of the envelope physics
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• Topics

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  “I understand what an equation means if I have a way of figuring out the characteristics of its solution without actually solving it” (P. Dirac, quoted by R. Feynman in his lectures)

  
  

  
  

  
  

  Week	Topic	Class notes	Lecture notes	Extra & material
  1	Order of magnitude physics	Lec1	Intro1, Intro2	PTable
  2	Order of magnitude 2, Elasticity	Lec2, Elasticity1	Elasticity1	scales
  3	Elasticity, Fluid dynamics	Elasticity2, Fluid Dynamics1	Elasticity_FluidDyn1
  4	Fluid dynamics	Fluid Dynamics 2	Fluid Dynamics
  5	Waves	Fluid Dynamics (end), Waves	Fluid Dynamics And Waves
  6	Atoms	Kelvin Wake, Atom Structure	Atom Structure
  7	Atoms, molecules, materials properties		Materials properties
  8	Applying extreme cases		Applying extreme cases
  9	Random walk and all that		Random walk and all that
  10	Quantum processes1		Quantum processes
  11	Quantum processes 2 Special relativity	Bosons-1	Detailed balance, SR+Bosons
  12	Boson exchange	Bosons-2	Standard Model
  13	Standard model	SM	To infinity and beyond

  
• Textbooks

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  1. “Order-of-Magnitude Physics”, by P. Goldreich, S. Mahajan, S. Phinney.  University of Cambridge (1999).
  2. “Search for Simplicity”. A series of papers by V.Weisskopf, Am.J.Phys. 1984-1986
  3. “Street-fighting mathematics: the art of educated guessing and opportunistic problem solving”, by S. Mahajan (MIT, 2010).
  4. “How many licks? Or, how to estimate damn near anything”, by Aaron Santos, Running press (2009)
  5. "Fly by night physics", by A.Zee, Princeton University Press (2020)

  
  

  
  

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• Lecture, Tutorial and office hours

  Office hours

  Name	Day	Hours	Building/Room	E-mail
  Uri Keshet Oleg Krichevsky Yuri Lyubarsky	By appointment	-	XX/YY	ukeshet@bgu.ac.il okrichev@bgu.ac.il lyub@bgu.ac.il

  Lecture/Tutorial

  Group	What?	Name	Day	Hours	Building/Room
  1	Lecture	Keshet, Krichevsky, Lyubarsky	Thursday	14:00-17:00
  
• Class exercises

  
  
  
• Homework exercises

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• Course policy

  Homework: A weekly problem set. Non-trivial problems.
  Final exam: Strongly based on homework and class material.
  Final grade: 80% exam, 20% homework.