Observational Basis for Dark Matter

Background Information on Dark Matter

Useful Links

Dark Matter Halo

Questions for Internet Research

Questions	Sources with Possible Answers
1. How can we be sure dark matter exists?	Gas Observations Reliable Galaxy Rotation Curves Starting point not reliable Gravitational Lensing Good pictures, but not reliable Open/Expanding Universe Reliable Missing Mass Historical Reference(1993) Outdated Dark Matter background Reliable Gravitational Lensing Measurements Good pictures Reliable Universe structure simulations with Dark Matter appear to work Good Simulation pictures Reliable
2. What are the possible candidates for the particles that actually make up dark matter?	MACHOs, WIMPs Historical Reference(1995) Outdated Ordinary Matter Starting point not reliable Super-symmetric Particles General information Neutralinos starting point not reliable Axions Very abstract string theory explanation Reliable Experiment discussion Reliable
3. What are the properties of WIMPs, and how can they be detected?	The Neutralino Starting Point not reliable WIMP Detection Starting Point not reliable Direct Detection General Information not reliable Solar WIMP Detection Reliable Antarctic Neutrino Detection Reliable Direct Detection Techniques Specific detector information Reliable
4. What ongoing research is being done to detect and experiment with dark matter?	Axion research News Article Not reliable liquid Xenon research News Article Not reliable Science Papers Reliable Indirect Neutrino Detection Good pictures not reliable MiniCLEAN Experiment Good pictures Not Reliable Ongoing Research Reliable
5. Where do we think all the super-symmetric particles are?	Super-symmetric Particles Good background information and Links, not reliable Different SS Particles Not reliable Explanation of SS Particles Reliable Actual Evidence Reliable Possibility of Super-symmetric particles at LHC Reliable

Presentation Outline

Me: Neutralinos, WIMPs, super-symmetry, Detection (experiments)

Hoon: Large-scale structure, re-ionization, cosmic microwave background