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4961“…We show that warm dark matter keV fermions (`inos') can be responsible for both core and halo galactic structure, in agreement with current astrophysical/cosmological constraints. We identify the inos with sterile right-handed neutrinos. …”
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4962“…We highlight in particular direct dark matter detection experiments (which are sensitive to neutrino magnetic moments because of the predicted modifications to the solar neutrino scattering rate), stellar cooling, and cosmological constraints.…”
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4963“…We calculate the full second-order radiation transfer function for Cosmic Microwave Background anisotropies on large angular scales in a flat universe filled with matter and cosmological constant. It includes (i) the second-order generalization of the Sachs-Wolfe effect, and of (ii) both the early and late Integrated Sachs-Wolfe effects, (iii) the contribution of the second-order tensor modes, and is valid for a generic set of initial conditions specifying the level of primordial non-Gaussianity.…”
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4964por Giovannini, Massimo“…Large-scale magnetic fields can affect scalar cosmological perturbations whose evolution is described in the conformally Newtonian gauge and within the tight coupling approximation. …”
Publicado 2006
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4965“…We analyze the properties of dark matter halos in the cold-plus-warm dark matter cosmologies (CWDM). We study their dependence on the fraction and velocity dispersion of the warm particle, keeping the free-streaming scale fixed. …”
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4966por Ade, P.A.R., Aghanim, N., Arnaud, M., Ashdown, M., Aumont, J., Baccigalupi, C., Banday, A.J., Barreiro, R.B., Battaner, E., Benabed, K., Benoit-Levy, A., Bernard, J.P., Bersanelli, M., Bielewicz, P., Bond, J.R., Borrill, J., Bouchet, F.R., Burigana, C., Butler, R.C., Calabrese, E., Chamballu, A., Chiang, H.C., Christensen, P.R., Clements, D.L., Colombo, L.P.L., Couchot, F., Curto, A., Cuttaia, F., Danese, L., Davies, R.D., Davis, R.J., de Bernardis, P., de Rosa, A., de Zotti, G., Delabrouille, J., Diego, J.M., Dole, H., Dore, O., Dupac, X., Ensslin, T.A., Eriksen, H.K., Fabre, O., Finelli, F., Forni, O., Frailis, M., Franceschi, E., Galeotta, S., Galli, S., Ganga, K., Giard, M., Gonzalez-Nuevo, J., Gorski, K.M., Gregorio, A., Gruppuso, A., Hansen, F.K., Hanson, D., Harrison, D.L., Henrot-Versille, S., Hernandez-Monteagudo, C., Herranz, D., Hildebrandt, S.R., Hivon, E., Hobson, M., Holmes, W.A., Hornstrup, A., Hovest, W., Huffenberger, K.M., Jaffe, A.H., Jones, W.C., Keihanen, E., Keskitalo, R., Kneissl, R., Knoche, J., Kunz, M., Kurki-Suonio, H., Lamarre, J.M., Lasenby, A., Lawrence, C.R., Leonardi, R., Lesgourgues, J., Liguori, M., Lilje, P.B., Linden-Vornle, M., Lopez-Caniego, M., Lubin, P.M., Macias-Perez, J.F., Mandolesi, N., Maris, M., Martin, P.G., Martinez-Gonzalez, E., Masi, S., Matarrese, S., Mazzotta, P., Meinhold, P.R., Melchiorri, A., Mendes, L., Menegoni, E., Mennella, A., Migliaccio, M., Miville-Deschenes, M.A., Moneti, A., Montier, L., Morgante, G., Moss, A., Munshi, D., Murphy, J.A., Naselsky, P., Nati, F., Natoli, P., Norgaard-Nielsen, H.U., Noviello, F., Novikov, D., Novikov, I., Oxborrow, C.A., Pagano, L., Pajot, F., Paoletti, D., Pasian, F., Patanchon, G., Perdereau, O., Perotto, L., Perrotta, F., Piacentini, F., Piat, M., Pierpaoli, E., Pietrobon, D., Plaszczynski, S., Pointecouteau, E., Polenta, G., Ponthieu, N., Popa, L., Pratt, G.W., Prunet, S., Rachen, J.P., Rebolo, R., Reinecke, M., Remazeilles, M., Renault, C., Ricciardi, S., Ristorcelli, I., Rocha, G., Roudier, G., Rusholme, B., Sandri, M., Savini, G., Scott, D., Spencer, L.D., Stolyarov, V., Sudiwala, R., Sutton, D., Suur-Uski, A.S., Sygnet, J.F., Tauber, J.A., Tavagnacco, D., Terenzi, L., Toffolatti, L., Tomasi, M., Tristram, M., Tucci, M., Uzan, J.P., Valenziano, L., Valiviita, J., Van Tent, B., Vielva, P., Villa, F., Wade, L.A., Yvon, D., Zacchei, A., Zonca, A.“…We examine in detail the degeneracies between fundamental constants and the cosmological parameters, in order to compare the limits obtained from Planck and WMAP and to determine the constraining power gained by including other cosmological probes. …”
Publicado 2014
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4967“…We train this emulator with more than 200,000 measurements, spanning a broad cosmological parameter space that includes massive neutrinos and dynamical dark energy. …”
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Online Artículo Texto -
4968“…In this book, cosmologists Dr Alain Mazure and Dr Stéphane Basa throw light on the assemblage of facts, hypotheses and cosmological conclusions and show how these ‘beacons’ illuminate their immediate surroundings and allow us to study the vast cosmos, like searchlights revealing the matter comprising our universe.…”
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4969por Schmelling, Michael“…Cosmological arguments suggest that physics beyond the Standard Model, so-called New Physics, is needed to explain the matter-antimatter asymmetry of the universe by providing extra sources of CP-violation. …”
Publicado 2005
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4970“…A sufficient accuracy is required both for a precise determination of the cosmological parameters and also in order to achieve a better understanding of physical processes in extragalactic systems. …”
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4971por von Berlepsch, Regina“…<br /> The result is a systematic overview of the latest astronomical and cosmological research.<br />…”
Publicado 2011
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4972por Melchiorri, A., Ade, P.A.R., de Bernardis, P., Bock, J.J., Borrill, J., Boscaleri, A., Crill, B.P., De Troia, G., Farese, P., Ferreira, P.G., Ganga, K., de Gasperis, G., Giacometti, M., Hristov, V.V., Jaffe, Andrew H., Lange, Andrew E., Masi, S., Mauskopf, P.D., Miglio, L., Netterfield, C.B., Pascale, E., Piacentini, F., Romeo, G., Ruhl, J.E., Vittorio, N.“…Combined with the COBE measurement and the high redshift supernovae data we obtain new constraints on the fractional matter density and the cosmological constant.…”
Publicado 1999
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4973“…Only models with neutralino annihilation into gauge bosons can satisfy cosmological constraints and current neutrino indirect detection sensitivities. …”
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4974por Barbieri, Riccardo“…Topics dealt with are: new thresholds beyond the mass of the Higgs boson, and associated violation of lepton and baryon number; chirality and anomaly constraints; a prediction for the top quark mass and the value of the light quark mass scale; heavy fermions and cosmological baryon production at temperatures near 1 TeV. (13 refs).…”
Publicado 1981
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4975por Schmelling, M“…Cosmological arguments suggest that physics beyond the Standard Model, so-called New Physics, is needed to explain the matter-antimatter asymmetry of the universe by providing extra sources of CP-violation. …”
Publicado 2005
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4976por Bodeker, Dietrich“…The high temperature damping rate is always smaller than the Hubble rate, so that thermal effects are not sufficient for solving the cosmological moduli problem.…”
Publicado 2006
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4977“…We illustrate how recently improved low-redshift cosmological measurements can tighten constraints on neutrino properties. …”
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4978“…The light neutrino mixing angles observable via oscillation effects are related to the heavy conjugate (right-handed) neutrino mass matrix, which also plays a key role in cosmological baryogenesis. The ratios of neutrino and charged lepton decay modes in baryon decay may also be related to neutrino oscillation parameters. …”
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4979“…We work out the predictions for all sparticle and Higgs masses and discuss the prospects for their detection at the Tevatron, LEPI,II, and HERA. We find that the cosmological neutralino relic density is always within current expectations (\ie, $\Omega_\chi h^2_0\lsim0.9$). …”
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4980“…Utilising non-perturbative lattice simulations, we demonstrate here that the symmetry does get restored at a certain temperature T_c, both for a 3+1 and a 4+1 dimensional world (the latter with a finite cutoff). To avoid a cosmological domain wall problem, such models would thus be allowed only if the reheating temperature after inflation is below T_c. …”
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