Results 41 to 50 of about 249 (200)

Scaling Behavior in Warm Inflation

open access: yesAIP Conference Proceedings, 2004
7 pages, no figures, revtex4. To be published in the Proceedings of the Conference "Phi in the Sky. The Quest for Cosmological Scalar Fields"
Mimoso, Jose P.   +2 more
openaire   +2 more sources

Warm Little Inflaton becomes dark energy

open access: yesPhysics Letters B, 2019
We present a model where the inflaton field behaves like quintessence at late times, generating the present phase of accelerated expansion. This is achieved within the framework of warm inflation, in particular the Warm Little Inflaton scenario, where ...
João G. Rosa, Luís B. Ventura
doaj   +1 more source

Primordial black-hole dark matter via warm natural inflation

open access: yesPhysics Letters B, 2022
We report on a study of the natural warm inflationary paradigm (WNI). We show two important new results arise in this model. One is that the observational constraints on the primordial power spectrum from the cosmic microwave background (CMB) can be ...
Miguel Correa   +3 more
doaj   +1 more source

On the effective Stefan-Boltzmann law and the thermodynamic origin of the initial radiation density in warm inflation

open access: yesEPJ Web of Conferences, 2018
In this presentation, we are going to explain the thermodynamic origin of warm inflation scenarios by using the effetive Stefan-Boltzmann law. In the warm inflation scenarios, radiation always exists to avoid the graceful exit problem, for which the ...
Gim Yongwan, Kim Wontae
doaj   +1 more source

Warm $$\beta $$ β -exponential inflation and the swampland conjectures

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
We investigate theoretical and observational aspects of a warm inflation scenario driven by the $$\beta $$ β -exponential potential, which generalizes the well-known power law inflation.
F. B. M. dos Santos   +4 more
doaj   +1 more source

CURRENT STATUS OF WARM INFLATION [PDF]

open access: yesParticle Physics at the Silver Jubilee of Lomonosov Conferences, 2019
9 pages, 3 figures; Slightly longer version of a brief review talk at the 18th Lomonosov Conference on Elementary Particle Physics at Moscow State University, August 24-30 ...
openaire   +2 more sources

On the consistency of warm inflation [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2008
7 pages, ReVTeX.
Moss IG, Xiong C
openaire   +3 more sources

An Electrowetting Pump

open access: yesAdvanced Functional Materials, EarlyView.
A tubular electrowetting pump moves alternating droplets through a millimeter‐wide channel in discrete, reversible steps, functioning as a fluidic stepper motor. With no moving parts and electrodes insulated from the liquid, it delivers silent, accurate flow. Flexibility allows the pump to be woven directly into textiles for wearable, medical, and soft‐
Robert Hennig, Herbert Shea
wiley   +1 more source

Warm natural inflation [PDF]

open access: yesPhysics Letters B, 2012
In warm inflation models there is the requirement of generating large dissipative couplings of the inflaton with radiation, while at the same time, not de-stabilising the flatness of the inflaton potential due to radiative corrections. One way to achieve this without fine tuning unrelated couplings is by supersymmetry. In this paper we show that if the
Mishra, Hiranmaya   +2 more
openaire   +2 more sources

Ultrathin Hydrogel Membranes Inspired by Soap Films Enable Physiologically Relevant Breathing Lung Models

open access: yesAdvanced Materials, EarlyView.
A soap‐film inspired strategy enables the fabrication of ultrathin yet robust GelMA‐PAAm membranes for breathing lung culture. The hydrogel membrane supports long‐term cyclic deformation under air‐liquid interface conditions, enabling physiologically relevant breathing motions of engineered lung tissue culture. ABSTRACT Breathing continuously stretches
Yunji Lee   +9 more
wiley   +1 more source

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