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Mini-courses, Seminars and Posters

List of Participants

Schedule

Venue and Accommodation

Mini-courses, Seminars & Posters

Mini-course: CMB Theory (4 hours)
David Wands


1. Hot Big Bang
  • Friedmann-Robertson-Walker geometry
  • A brief thermal history
  • Cosmological parameters
2. Cosmological perturbations
  • Metric and gauge
  • Gauge-invariant variables
  • Evolution and constraint equations
3. CMB anisotropies
  • Fourier and spherical harmonics
  • Power spectra (and bispectra)
  • Sudden-decoupling approximation
4. Boltzmann hierarchy
  • Boltzmann equation
  • B-modes and polarization
  • Planck results

Mini-course: Inflationary Cosmology (4 hours)
Jérôme Martin


1. Problems of the hot Big Bang scenario

2. The inflationary solution

3. Inflationary perturbations of quantum mechanical origin

4. Inflation and Planck

Mini-course: Non-Gaussianity (4 hours)
Christian Byrnes


1. Introduction to non-Gaussianity
  • Why are the primordial perturbations close to Gaussian?
  • Why not exactly Gaussian?
  • What we learn from this
  • Observational constraints

2. The local model of non-Gaussianity
  • Motivations for this simple model
  • Method for calculations – the delta N formalism

3. Concrete scenario and extensions of the simplest model
  • Curvaton scenario
  • Trispectrum
  • Scale-dependence of the bispectrum

4. Other shapes of non-Gaussianity
  • Equilateral and orthogonal models
  • How different models are related
  • Theoretical motivations

Mini-course: CMB Observation I (4 hours)
Oleg Verkhodanov


1. Introduction
  • Observational tests of radio cosmology
  • Radio telescopes, parameters, antenna beam, Fourier analysis
  • Telescopes for CMB study: COBE, DASI, CBI, BOOMERanG, WMAP, Planck

2. CMB analysis
  • Map-making
  • Multipole expansion
  • Pixelization schemes
  • Component separation
  • Angular power spectrum
  • Definition of cosmological parameters

3. Statistics of the CMB signal
  • Non-gaussianity via systematics
  • Phase analysis
  • Maps of mosaic correlation
  • Parity of power specrum
  • CMB anomalies and local problems

4. Practicum "Study of power spectrum" (in the GLESP pixelization sheme)
  • CMB maps simulation using theoretical power spectrum
  • Modeling of radio sources, including radio sources onto the sky map

Mini-course: CMB Observation II (4 hours)
Rolando Dünner

1. Introduction
  • Historical overview of the study of the CMB through differentexperiments and their technology.
  • Current CMB experiments: review current CMB experiments, including their scientific goals and technology.
  • CMB experiments in Chile: why Chile?
  • The Atacama Cosmology Telescope: general introduction.

2. The Atacama Cosmology Telescope
  •  Scientific goals and design.
  • The Millimeter Bolometer Array Camera (MBAC): detailed description.
  • System characterization and data properties.

3. From raw data to science
  •  Full description of the data reduction pipeline developed for ACT.
  • Map making with ACT: how to produce consistent CMB maps.
  • Description of the current ACT maps.
  • Overview of the main scientific results produced by the current ACT temperature maps.

4. ACTpol: a new polarization camera for ACT
  • Scientific goals: polarization power spectrum, CMB lensing and B-modes, lensing field reconstruction, measuring the mass of the neutrinos.
  • Overview of the technology developed for ACTpol
  • Commissioning a new camera: a box of surprises.
  • Future prospects for ACTpol and other CMB experiments.

Seminar: The Physics of Baryons (1 hour)
José de Freitas Pacheco


Seminar: The CMB and our peculiar velocity (1 hour)
Miguel Quartin

Seminar: Warm Inflation, Cosmological Fluctuations and Constraints from Planck
(1 hour)
Rudnei Ramos


Seminar: Brazilian participation in CMB measurements programs (1 hour)
Thyrso Villela


Communication: Equivalence between the Covariant and Bardeen Perturbation Formalism (1/2 hour)
Nelson Pinto-Neto


Communication: A path-integral approach to CMB (1/2 hour)
Paulo Henrique Flose Reimberg

Communication: Geometric scalar theory of gravity (1/2 hour)
Júnior Diniz Toniato


Communication:
Dark degeneracy and interacting models (1/2 hour)
Saulo Carneiro


Posters:

  • Quasi-spherical Szekeres model and supernovae tipe Ia - Cristofher Zuñiga Vargas
  • General dissipative coefficient in warm intermediate and logamediate inflation - Nelson Videla Menares
  • Number Counts Constraints on Dynamical Vacuum cosmology - Humberto de Almeida Borges
  • Non-singular solutions in Rastall's theory - Gabriel Freitas Silva
  • Power spectrum of viscous cosmological models - Carolina Martins de Siqueira Barbosa
  • Sub-horizon evolution of dark matter perturbations - Denilson Luiz Amaro Martins
  • Baryonic matter perturbations in decaying vacuum cosmology - Rodrigo Lugon Cornejo vom Marttens
  • North-South CMB analyses using the Minkowski Functionals - Gabriela Antunes Marques

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​Núcleo Cosmo-ufes, CCE
Universidade Federal do Espírito Santo
Av. Fernando Ferrari, 514
29075-910 - Vitória/ES - Brazil
site@cosmo-ufes.org
Website administrators:  DC. Rodrigues, V. Marra & OF. Piattella. Contributions: several students and postdocs have helped to expand and maintain the content that can be found here, specially in the organization of the events section, where their corresponding names can be found. Disclamer: Cosmo-ufes is a center ("núcleo") from UFES; this website is maintained by Cosmo-ufes members.