Astrophysics

Primordial power spectrum, Lambda-CDM model and its 6 parameters

Quantizing test scalar field in FRW, scale invariant spectrum and dS expansion

Vacuum as a lowest energy state? Particle creation in time dependent potential, Unruh effect

Inflation as a generator of perturbations, Quantization of time-dependent harmonic oscillator

CMB power spectrum: ensemble of universes, cosmic variance, E- and B-modes, BICEP 2

Single field slow-roll inflation

Inflation: 3 puzzles, two conditions, basic framework

What is DM? Dark Energy: Supernovae Ia observations

First look at CMB, Dark matter: observational evidence

Big Bang Nucleosynthesis: back of the envelope calculation

Adiabatic expansion, Decoupling and freeze out, Brief thermal history

Current cosmological model, Thermodynamics in expanding universe