THERMAL AND STATISTICAL PHYSICS
Time and Place: Tues/Thurs 11:00 to 12:15 p.m., Room 105 Leifson Physics
An Introduction to Thermal Physics by Daniel V. Schroeder
Fundamentals of Statistical and Thermal Physics by Frederick Reif.
Superb course material as powerpoint presentations and pdf documents, from a course that uses the same text as ours. (Rutgers Univ.)
MIT Open Courseware Statistical Physics I, Statistical Physics II, Statistical Physics in Biology, Grad Stats for Particles, Stat. Mech. of Fields.
Nice discussions of entropy, heat, and the second law of thermodynamics. (See also backups in PDF form, article 1 and article 2.).
Cold Temperature Phenomena
Superfluid Helium, He3 and He4.
Bose Einstein Condensation and temperatures near 0.000001 K by laser cooling.
Photons and Heat
Blackbody radiation backed up in pdf form.
Quantum Statistics: Bosons and Fermions.
Multiparticle wavefunctions and symmetry, backed up by pdf.
On line learning, radiation transfer, climate, weather, and fog. (COMET program)
On line learning, basic concepts in environmental sciences. (US EPA).
Thermoelectric effect, thermocouples.
Thermocouples for large temperature ranges, solids, liquids, gases.
Thermistors for modest temperature ranges.
Doppler spectral width of absorption and emission lines and temperature.
Maxwell-Boltzmann distribution of molecular speeds in a gas.
The sun burns hydrogen in a fusion reaction. Its core is at around 15x10^6 Kelvin.
Oxygen a band remote sensing of cloud properties.
Sun photometeric measurements of atmospheric water vapor using 940 nm radiation.
NASA's AERONET Site.
Moon's temperature with simple apparatus.
Nasa's Earth Radiation Budget Experiment (ERBE).
The MFRSR for optical depth and radiation measurements, and how it is used.
Lidar site at the University of Wisconsin. Check out the theses, for example this one.
GENERAL DISCUSSION OF RADIATION MEASUREMENTS AND HOW THEY ARE DONE.
Daily plots of solar and thermal radiation from the surface, and overview.
Solar radiation basics, and network measurements from the Univ. of Oregon.
Blackbody radiation overview, and a nice discussion of IR emission from the body.
How you measure longwave irradiance, and a comparison of methods.
Calculate MODTRAN3 Atmospheric IR Radiation.
Nice discussion of methane's rising importance in IR transfer.
Global Climate, and Methane's rising concentration (from this site). See also the rise of carbon dioxide.
More on Methane
IR Spectra looking up in the tropics with large water vapor column amount.
IR MEASUREMENTS, MODEL, FROM RENO, ASSOCIATED WITH THE CLASS
Some of the class participants enjoying a fine day, and taking measurements.
Downwelling Radiance Measurement, clear, dry sky, and blackbody.
Measured Brightness Temperatures for two very different years, and their soundings. (Skew T's for 15Apr99 and 21Feb01).
Theoretical Molecular Absorption Spectra for Water Vapor, Carbon Dioxide, Ozone, and Methane.
Class of 2004 measurements, 24 Mar 2004.
UV & VISIBLE
UV A, B definitions. (image from this site. Curve labeled D is spectrum including only Ozone absorption; B and C include aerosol.)
Absorption spectra of gases in the UV, at specified concentrations.
Dobson Units Definition . (image from this site. Another image from another site that also explains the ozone hole.)
Real Live UV-B and Column Ozone Measurements, including those at DRI's Storm Peak Laboratory.
Check out the extinction coefficient of Nitrogen Dioxide gas as a function of wavelength.
Rayleigh scattering coefficient for the atmosphere, and how it is determined, from the UV to the near IR.