عنوان
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Warm Inflation with Nonminimal Derivative Coupling
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نوع پژوهش
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مقاله چاپ شده
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کلیدواژهها
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Cosmology Cosmic Inflation Warm Inflation
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چکیده
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We study the effects of the nonminimal derivative coupling on the dissipative dynamics of the warminflation where the scalar field is nonminimally coupled to gravity via its kinetic term.We present a detailed calculation of the cosmological perturbations in this setup. We use the recent observational data from the joint data set of WMAP9 + BAO + 𝐻 0 and also the Planck satellite data to constrain our model parameters for natural and chaotic inflation potentials. We study also the levels of non-Gaussianity in this warm inflation model and we confront the result with recent observational data from the Planck satellite.
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پژوهشگران
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نرگس رشیدی تلوکی (نفر سوم)، معصومه شکرانی طالعی (نفر دوم)، کوروش نوذری (نفر اول)
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