THERESA WIEGERT
  • Home
  • PHYS 315
    • Lecture notes
    • Assignments
    • Observing Project

Lecture Notes

 W1L1: Introduction PDF (Intro chapter in textbook) PDF
  • W2L1: Covered pages 3-9. 
  • W2L2: Prob 1.3, Prob 1.5. HUDF, First image of BH, Story of Gamma Ray Burst discovery. Appendix B. 
  • W2L3: Appendix B continued. Intensity and specific intensity (1.3). Problem 1.9, ex 1.2. resolved vs unresolved images (fig 1.8 and 1.9). RA and dec recap. 
  • W3L1: Olbers' paradox (p.15, Fig 1.11), energy density (sect 1.4), mean intensity J, radiation pressure (sect 1.5)
  • W3L2: First part of chapter 2:  PDF
  • W3L3: Almost all of the rest of chapter 2. NEW: now with handwritten notes added! PDF
  • W4L1: TA tutorial 1, observing with iTelescope network. PDF of Ananthan's presentation. Visualization, example 2.3. PDF.
  • W4L2: More on the project (not in notes, but here on website), example 2.3 finished, start of chapter 3. PDF
  • W4L3: ch. 3.4.0-3.42, ideal gas law etc. PDF
  • W5L1: blackboard. We covered Mean free path (section 3.4.3), example 3.4, statistical equilibrium, thermodynamic equilibrium (TE) and local thermodynamic equilibrium (LTE) (section 3.4.4. 
  • W5L2: Ex 3.5, Boltzmann's equation, the neutral hydrogen atom and hydrogen excitation levels. PDF
  • W5L3: PDF
  • W6L1: 4.1.1-4.1.5, beginning 4.2. PDF
  • W6L2: 4.2, beginning ch. 5. PDF
  • W6L3:ch 5 cont'd. PDF
  • W7L1: Finishing cross sections, Lyman alpha forest, absorption (ch 5), Strömgren sphere and radius. PDF
  • W7L2: Opacity - optical depth. PDF
  • W8L1: Eddington limit, end of ch 5, Beginning chapter 6, Equation of radiative transfer and its solutions. PDF
  • W8L2: Rest of ch 6: "Most important equation", LTE solution to radiative transfer equation. Absorption and emission and temperatures of background source. HI clouds. Temp limits. PDF
  • W9L1: Chapter 7, redshifts. PDF
  • W9L2: End of chapter 7. PDF
  • W9L3: Chapter 8 - emission processes, thermal and non-thermal emission, Bremsstrahlung. PDF
  • W10L1: Bremsstrahlung in detail, observing it in radio (and x-ray, but that will be in next lecture). PDF
  • W10L2: More Bremsstrahlung, now in X-ray. chimneys. PDF
  • W10L3: Thermal continuum continued: Free-bound (recombination) and bound-bound (2-photon). Non-thermal emission: Cyclotron and Synchrotron. PDF
  • W11L1: Synchrotron emission, magnetic field strengths, magnetospheres, equations, started spectrum derivation. PDF
  • W11L2: Observation project part B, tutorial. Theresa's (overview, template fitting). Ananthan's (coordinates, conversions, software, analysis). 
  • W11L3: Synchrotron emission, emission and absorption coefficients with pacholczyk's constants, spectral index, synchrotron spectrum. PDF
  • W12L1: Inverse Compton radiation (last of the non-thermal radiation processes). Beginning ch 9: emission lines. PDF
  • W12L2: Emission lines, electric, rotational, vibrational and nuclear transitions. PDF
  • W12L3: Emission lines, line broadening effects: natural, doppler (incl thermal) and pressure broadening. PDF
  • W13L1: HI line, mass measurement. Recombination lines, optical, (radio in W13L2). PDF
  • W13L2: optical (continued - line ratios) and radio recombination lines. Press release. PDF​​
  • W13L3: Last lecture! Some problems from chapter 10, bringing it all together!  PDF

Pdfs of slides are added here in those cases they were written upon. If blackboard was used instead, hopefully not too messy notes will be added by request, or as time goes by (it MAY be better to ask for another students non-messy notes as well though).  Stay tuned (or bug me). 
Powered by Create your own unique website with customizable templates.
  • Home
  • PHYS 315
    • Lecture notes
    • Assignments
    • Observing Project