Cosmologia
Publicações
Principais Publicações
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On the Large-Scale Angular Distribution of Short Gamma-Ray Bursts.
Bernui, A.; Ferreira, I. S.; Wuensche, C.A.
The Astrophysical Journal, Volume 673, Issue 2, pp. 968-971, 2008. -
Deviation from Gaussianity in the cosmic microwave background temperature fluctuations.
Bernui, A.; Tsallis, C.; Villela, T.
Europhysics Letters, Volume 78, Issue 1, pp. 19001, 2007. -
Mapping the large-scale anisotropy in the WMAP data.
Bernui, A.; Mota, B.; Rebouças, M.J.; Takavol, R.
Astronomy and Astrophysics, Volume 464, Issue 2, pp.479-485, 2007. -
A Note on the Large-Angle Anisotropies in the Wmap Cut-Sky Maps.
Bernui, A.; Mota, B.; Rebouças, M.J.; Takavol, R.
International Journal of Modern Physics D, Volume 16, Issue 02-03, pp. 411-420, 2007. -
The Cosmic Foreground Explorer: a balloon-borne microwave polarimeter to characterize large-scale CMB polarized foregrounds.
R. Leonardi et al.
New Astronomy Reviews, Volume 50, Issue 11-12, p. 977-983, 2006. -
Temperature fluctuations of the cosmic microwave background radiation: A case of non-extensivity?
Bernui, A.; Tsallis, C.; Villela, T.
Physics Letters A, Volume 356, Issue 6, p. 426-430, 2006. -
The Peak-Peak Correlation Function in Nearly-Gaussian Models.
Andrade, A.P.A.; Ribeiro, A.L.B.; Wuensche, C.A.
Astronomy and Astrophysics, Volume 457, Issue 2, pp.385-391, 2006. -
Can the Local Supercluster Explain the Low CMB Multipoles?
Wuesche, C.A; Abramo, L. R. W.; Sodre, L.
XI IAU Regional Latin American Meeting of Astronomy (Eds. L. Infante & M. Rubio) Revista Mexicana de Astronomía y Astrofísica (Serie de Conferencias) , Vol. 26, pp. 201, 2006. -
Anomalies in the low CMB multipoles and extended foregrounds
Abramo, L. R. W.; Sodre, L.; Wuensche, C.A.
Physical Review D, vol. 74, Issue 8, id. 083515, 2006. -
Site evaluation and RFI spectrum measurements in Portugal at the frequency range 0.408 10 GHz for a GEM polarized galactic radio emission experiment.
Fonseca, R.; Barbosa, D.; Cupido, L.; Mourão, A.; Dos Santos, D.; Smoot, G.F.; Tello, C.
New Astronomy, 1, p. 551-556, 2006. -
Alignment tests for low CMB multipoles.
Abramo, L. R.; Bernui, A.; Ferreira, I.S.; Villela, T.; Wuensche, C.
Physical Review, D, 74, id. 063506, 2006. -
On the cosmic microwave background large-scale angular correlations.
Bernui, A.; Villela, T.; Wuensche, C.; Leonardi, R.; Ferreira, I.
Astronomy and Astrophysics, 454, 409-414, 2006. -
Angular power spectrum of the FastICA CMB component from BEAST data.
Donzelli, S. et al.
Monthly Notices of the Royal Astronomical Society, 369, n.1, 441-448, 2006. -
The Polarized synchrotron with the Polarized Galactic Emission Mapping Experiment.
Barbosa, D.; Bergano, J. M.; Fonseca, D. M.; Dos Santos, L.; Cupido, A.; Mourão, Smoot, G.F.; Tello, C.; Soares, I.; Villela, T.; Bersanilli, M.
In: CMB and Physics of the Early Universe - International Conference, Proceedings of Science, SISSA, PoS (CMB2006) 029, 2006. -
A method to search for topological signatures in the angular distribution of cosmic objects.
Bernui, A.; Villela, T.
Astronomy and Astrophysics, 445, 795-804, 2006. -
An astronomical site survey of the Barcroft Facility at the White Mountain Research Station.
Marvil, J. et al.
New Astronomy, 11, 218-225, 2006. -
Temperature Fluctuations of the Cosmic Microwave Background Radiation: A Case of Nonextensivity?
Bernui, A.; Tsallis, C.; Villela, T.
Physics Letters A, 356, n.6, 426-430, 2006. -
Polarized Galactic Emission Mapping: helping to unfold the veil of the Cosmic Microwave Background.
Barbosa, D.; Fonseca, R.; dos Santos, D. M.; Cupido, L.; Mourão, A.; Smoot, G.F.; Tello, C.; Soares, I.; Villela, T.; Bersanelli, M.
PoS (HEP2005) 017, 2005. -
A 31 pixel flared 100-GHz high-gain scalar corrugated non-bonded platelet antenna array.
Kangas, M.; Ansmann, M.; Horgan, B.; Lemaster, N.; Leonardi, R.; Lubin, P.; Marvil, J.; Levy, A.; McCreary, P.; Villela, T.
IEEE Antennas and Wireless Propagation Letters, 4, 245-248, 2005. -
A 100-GHz High-Gain Tilted Corrugated Nonbonded Platelet Antenna
Kangas, M.; Ansmann, M.; Copsey, K.; Horgan, B.; Leonardi, R.; Lubin, P.; Villela, T.
IEEE Antennas and Wireless Propagation Letters, 4, 304-307, 2005. -
The large-scale angular correlations in CMB temperature maps.
Bernui, A.
Brazilian Journal of Physics, 35, p.1185-1190, 2005. -
Correlated mixture between adiabatic and isocurvature fluctuations and recent CMB observations.
Andrade, A.P.A.; Wuensche, C.A.; Ribeiro, A.L.B.
Physical Review D, vol. 71, Issue 4, id. 043501, 2005. -
A Map of the Cosmic Microwave Background from the BEAST Experiment.
Meinhold, P. R. et al.
The Astrophysical Journal Supplement Series, 158 (Number 1), 101-108, 2005. -
The Optical Design of the Background Emission Anisotropy Scanning Telescope.
Figueiredo, N. et al.
The Astrophysical Journal Supplement Series, 158 (Number 1), 118-123, 2005. -
The Cosmic Microwave Background Power Spectrum from the BEAST Experiment.
O'Dwyer, I. et al.
The Astrophysical Journal Supplement Series, 158 (Number 1), 93-100, 2005. -
Galactic Foreground Contribution to the BEAST Cosmic Microwave Background Anisotropy maps.
Mejía, J. et al.
The Astrophysical Journal Supplement Series, 158 (Number 1), 109-117, 2005. -
The Background Emission Anisotropy Scanning Telescope (BEAST): Instrument Description and Performances.
Childers, J. et al.
The Astrophysical Journal Supplement Series, 158 (Number 1), 124-138, 2005. -
Mapping the large-scale anisotropy in the WMAP data.
Bernui, A.; Mota, B.; Reboucas, M. J.; Tavakol, R.
Astro-ph/0511666. -
Cosmologia Observacional.
Villela, T.; Wuensche, C.A.; Leonardi, R.
Anais da V Escola do CBPF - Volume I: Cursos de Graduação, 263-287, 2005. -
Analysis of the angular distribution of cosmic objects.
Bernui, A.; Villela, T.; Ferreira, I.
International Journal of Modern Physics D, 17, number 7, 1189-1195, 2004. -
Predictions of Mixed Non-Gaussian Cosmological Density Fields for the Cosmic Microwave Background Radiation.
Andrade, A. P. A.; Wuensche, C. A.; Ribeiro, A. L. B.
The Astrophysical Journal, 602, pp. 555-564, 2004. -
Characterization of the BEAST Optics at Millimeter Wavelengths.
Villa, F. et al.
3 rd ESA Workshop on Millimetre Wave Technology and Applications: circuits, systems, and measurements techniques, 21-23 May 2003, Millilab, Espoo, Finland. -
Characterization of the BEAST Optics at Millimeter Wavelengths.
Villa, F. et al.
3 rd ESA Workshop on Millimetre Wave Technology and Applications: circuits, systems, and measurements techniques, 21-23 May 2003, Millilab, Espoo, Finland. -
Imaging the Cosmic Microwave Background: The BEAST Experiment.
Natoli, P. et al.
Proceedings of the Conference CAPP2000, Verbier (Switzerland) 17-28 July 2000, R. Durrer, J. Garcia-Bellido and M. Shaposhnikov Eds., AIP Conf. Proceedings, 555, 324, Melville (NY), 2001. -
A New Radio Continuum Survey of the Sky at 1465 MHz between declinations -52 and +68 degrees.
Tello, C. et al.
New Cosmological Data and the Values of the Fundamental Parameters, International Astronomical Union Symposium no. 201, 2000. -
Cosmic Microwave Radiation Maps from the HACME Experiment.
Tegmark, M. et al.
The Astrophysical Journal, 541, 535, 2000. -
Spillover and Diffraction sidelobe contamination in a double-shielded experiment for mapping Galactic Synchrotron Emssion.
Tello, C. et al.
Astronomy and Astrophysics Sup., 145(3), 495-508, 2000. -
A Spin Modulated Telescope to Make Two Dimensional CMB Maps.
Staren, J. et al.
The Astrophysical Journal, 539, 52, 2000. -
Diffraction analysis of a double-shielded antenna in the Fraunhofer and Fresnel regimes: Model predictions.
Tello, C.; Villela, T.; Wuensche, C. A.; Figueiredo, N.; Torres, S.; Bersanelli, M.; Bensadoun, M.; de Amici, G.; Smoot, G. F.
Radio Science, 34, Issue 3, 575-586, 1999. -
A radio continuum survey of the Sky at 1465 MHz from 53 degrees South to 78 degrees North.
Villela, T.; Alves, A. M.; Arantes, L. G.; Smoot, G.; De Amici, G.; Torres, S.; Bersanelli, M.; Bensadoun, M.; Wuensche, A.; Figueiredo, N.
1998larm.confE.177T. -
The GEM project: an international collaboration to survey galactic radiation emission.
Torres, S.; Canon, V.; Casas, R.; Umana, A.; Tello, C.; Villela, T.; Bersanelli, M.; Bensadoun, M.; de Amici, G.; Limon, M., Smoot, G.; Witebsky, C.
1996Ap&SS.240..225T. -
Degree-scale anisotropy in the cosmic microwave background: SP94 results.
Gundersen, J. O.; Lim, M.; Staren, J.; Wuensche, C. A.; Figueiredo, N.; Gaier, T. C.; Koch, T.; Meinhold, P. R.; Seiffert, M. D.; Cook, G.
The Astrophysical Journal Letters, 443, L57-L60, 1995. -
Evidence for a very large scale fractal structure in the universe from COBE measurements.
de Gouveia dal Pino, Elisabete M.; Hetem, Annibal; Horvath, Jorge E.; de Souza, Carlos A. W.; Villela, Thyrso; de Araujo, J. C. N.
The Astrophysical Journal Letters, 442, L45-L48, 1995. -
Measurements of anisotropy in the cosmic microwave background radiation at degree angular scales near the stars Sigma Herculis and IOTA Draconis.
Clapp, A. C.; Devlin, M. J.; Gundersen, J. O.; Hagmann, C. A.; Hristov, V. V.; Lange, A. E.; Lim, M.; Lubin, P. M.; Mauskopf, P. D.; Meinhold, P. R.
The Astrophysical Journal Letters, 433, L57-L60, 1994. -
Measurements of anisotropy in the cosmic microwave background radiation at 0.5 deg angular scales near the star gamma ursae minoris.
Devlin, M. J.; Clapp, A. C.; Gundersen, J. O.; Hagmann, C. A.; Hristov, V. V.; Lange, A. E.; Lim, M. A.; Lubin, P. M.; Mauskopf, P. D.; Meinhold, P. R.
The Astrophysical Journal Letters, 430, L1-L4, 1994. -
UCSB South Pole Degree Scale CMB Anisotropy Program: Status and Results.
Gundersen, J.; Gaier, T.; Koch, T.; Lim, M.; Lubin, P.; Meinhold, P.; Staren, J.; Wuensche, A.
1994AAS...184.2002G. -
A research program to map the galactic emission at low frequencies.
de Amici, G.; Torres, S.; Bensadoun, M.; Bersanelli, M.; Dall'Oglio, G.; Limon, M.; Smoot, G.; Sironi, G.; Villela, T.; Witebsky, C.
1994Ap&SS.214..151D. -
A Preliminary Analysis of UCSB's South Pole 1993-94 Results.
Gundersen, J.; Lim, M.; Staren, J.; Figueiredo, N.; Gaier, T.; Koch, T.; Meinhold, P.; Seiffert, M.; Cook, G.; Lubin, P.; Wuensche, A.
1994caty.conf...44G. -
CMB Anisotropy Measurements During the Fourth Flight of MAX.
Lim, M.; Gundersen, J.; Lubin, P.; Meinhold, P.; Wuensche, A.; Clapp, A.; Devlin, M.; Hagman, C.; Hristov, V.; Lange, A.
1994caty.conf...51L. -
An Alternative Algorithm for Cosmic Microwave Background Radiation Sky Harmonic Analysis.
Wuensche, C. A.; Lubin, P. M.; Villela, T.
Astronomical Data Analysis Software and Systems III, A.S.P. Conference Series, Vol. 61, 1994, Dennis R. Crabtree, R.J. Hanisch, and Jeannette Barnes, eds., p. 269, 1994. -
Cosmic background radiation anisotropies at degree scales: further results from the South Pole.
Schuster, J.; Gaier, T.; Gundersen, J.; Meinhold, P.; Koch, T.; Seiffert, M., Wuensche, C.A.; Lubin, P.
The Astrophysical Journal Letters, 412, L47-L50, 1993. -
Search for fluctuations in the cosmic background radiation.
Villela, T.; Meinhold, P.; Lubin, P.
1990cbto.conf..289V -
Measurements of the cosmic background radiation.
Lubin, P.; Villela, T.
1986gddu.work..169L -
A map of the cosmic background radiation at 3 millimeters.
Lubin, P.; Villela, T.; Epstein, G.; Smoot, G.
1985ApJ...298L...1L -
Large Scale Anisotropy in the Cosmic Background Radiation at 3 mm.
Villela, T.; Epstein, G.; Lubin, P.; Smoot, G.
1983BAAS...15..963V