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Papers by Gary Shiu
arXiv (Cornell University), Jun 12, 2023
arXiv (Cornell University), May 2, 2022
arXiv (Cornell University), May 12, 2022
In this talk, I will discuss the implications of the possible detection of primordial gravitation... more In this talk, I will discuss the implications of the possible detection of primordial gravitational waves on inflation and string theory. I'll also describe some recent attempts to construct large field inflation models in string theory and their observational consequences
OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information), Nov 14, 2011
arXiv (Cornell University), Dec 19, 2012
W epresentavariantofwarped D-braneination by incorporatingmultiplesetsofholom or- phically-embedd... more W epresentavariantofwarped D-braneination by incorporatingmultiplesetsofholom or- phically-embedded D7-branesinvolved in m odulistabilization with extent into a warped throat.TheresultantD3-branem otion dependson theD7-braneconguration and therela- tiveposition oftheD3-branein thesebackgrounds.Thenon-perturbativem odulistabiliza- tion superpotentialtakestheracetrackform ,buttheadditionalD3-braneopen stringm oduli dependenceprovidesm oreexibilitiesin m odelbuilding.Forconcreteness,weconsiderD3- branem otion in thewarped deform ed conifold with thepresenceofmultipleD7-branes,and derivethescalarpotentialvalid fortheentirethroat.Byexplicittuningofthem icrophysical param eters,weobtain inationary trajectoriesnearan inection pointforvariousD7-brane congurations.M oreover,theopenracetrackpotentialadm itsapproxim ateM inkowskivacua beforeuplifting.W edem onstratewith aconcreteD-braneination m odelwheretheHubble scaleduring ination can exceed thegravitino m ass.Finally,themultiplesetsofD7-branes presentin thisopen racetrack setup also providesa m echanism to stabilizetheD3-braneto m etastablevacua in theinterm ediateregion ofthewarped throat.
arXiv (Cornell University), Feb 17, 2021
arXiv (Cornell University), Apr 4, 2022
Nuclear Physics B, May 1, 2003
arXiv (Cornell University), Oct 4, 2022
arXiv (Cornell University), Jun 7, 2022
Physical Review Letters, Jul 31, 2019
arXiv (Cornell University), Feb 7, 2023
Fortschritte der Physik, May 1, 2018
OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information), Nov 10, 2011
arXiv (Cornell University), Jun 12, 2023
arXiv (Cornell University), May 2, 2022
arXiv (Cornell University), May 12, 2022
In this talk, I will discuss the implications of the possible detection of primordial gravitation... more In this talk, I will discuss the implications of the possible detection of primordial gravitational waves on inflation and string theory. I'll also describe some recent attempts to construct large field inflation models in string theory and their observational consequences
OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information), Nov 14, 2011
arXiv (Cornell University), Dec 19, 2012
W epresentavariantofwarped D-braneination by incorporatingmultiplesetsofholom or- phically-embedd... more W epresentavariantofwarped D-braneination by incorporatingmultiplesetsofholom or- phically-embedded D7-branesinvolved in m odulistabilization with extent into a warped throat.TheresultantD3-branem otion dependson theD7-braneconguration and therela- tiveposition oftheD3-branein thesebackgrounds.Thenon-perturbativem odulistabiliza- tion superpotentialtakestheracetrackform ,buttheadditionalD3-braneopen stringm oduli dependenceprovidesm oreexibilitiesin m odelbuilding.Forconcreteness,weconsiderD3- branem otion in thewarped deform ed conifold with thepresenceofmultipleD7-branes,and derivethescalarpotentialvalid fortheentirethroat.Byexplicittuningofthem icrophysical param eters,weobtain inationary trajectoriesnearan inection pointforvariousD7-brane congurations.M oreover,theopenracetrackpotentialadm itsapproxim ateM inkowskivacua beforeuplifting.W edem onstratewith aconcreteD-braneination m odelwheretheHubble scaleduring ination can exceed thegravitino m ass.Finally,themultiplesetsofD7-branes presentin thisopen racetrack setup also providesa m echanism to stabilizetheD3-braneto m etastablevacua in theinterm ediateregion ofthewarped throat.
arXiv (Cornell University), Feb 17, 2021
arXiv (Cornell University), Apr 4, 2022
Nuclear Physics B, May 1, 2003
arXiv (Cornell University), Oct 4, 2022
arXiv (Cornell University), Jun 7, 2022
Physical Review Letters, Jul 31, 2019
arXiv (Cornell University), Feb 7, 2023
Fortschritte der Physik, May 1, 2018
OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information), Nov 10, 2011