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- W2807788252 abstract "We explore the possibility that (Bose-Einstein) condensation of scalar fields from string compactifications can lead to long-lived compact objects. Depending on the type of scalar fields we find different realisations of star-like and solitonic objects. We illustrate in the framework of type~IIB string compactifications that closed string moduli can lead to heavy microscopic stars with masses of order $mathcal{V}^alpha M_{rm Planck}$, $alpha=1,3/2,5/3$ where $mathcal{V}$ is the volume of the extra dimensions. Macroscopic compact objects from ultra-light string axions are realised with masses of order $e^{mathcal{V}^{2/3}}M_{rm Planck}.$ Q-ball configurations can be obtained from open string moduli whereas the closed string sector gives rise to a new class of solutions, named PQ-balls, that arise in the two-field axion-modulus system. The stability, the potential for the formation, and the observability of moduli stars through gravitational waves are discussed. In particular we point out that during the early matter phase given by moduli domination, density perturbations grow by a factor $mathcal{V}^{beta}$ with $beta>2$ and non-linear effects cannot be neglected." @default.
- W2807788252 created "2018-06-21" @default.
- W2807788252 creator A5006269139 @default.
- W2807788252 creator A5011956351 @default.
- W2807788252 creator A5049470751 @default.
- W2807788252 date "2018-08-01" @default.
- W2807788252 modified "2023-10-16" @default.
- W2807788252 title "Moduli stars" @default.
- W2807788252 cites W1413354382 @default.
- W2807788252 cites W1481345939 @default.
- W2807788252 cites W1491547817 @default.
- W2807788252 cites W1555237261 @default.
- W2807788252 cites W1623011111 @default.
- W2807788252 cites W1758418306 @default.
- W2807788252 cites W1964131158 @default.
- W2807788252 cites W1964557138 @default.
- W2807788252 cites W1966926628 @default.
- W2807788252 cites W1968456825 @default.
- W2807788252 cites W1988082299 @default.
- W2807788252 cites W1992912115 @default.
- W2807788252 cites W1996632307 @default.
- W2807788252 cites W2000555914 @default.
- W2807788252 cites W2001657806 @default.
- W2807788252 cites W2009463540 @default.
- W2807788252 cites W2012088092 @default.
- W2807788252 cites W2020189490 @default.
- W2807788252 cites W2024447830 @default.
- W2807788252 cites W2031294509 @default.
- W2807788252 cites W2031507742 @default.
- W2807788252 cites W2037540720 @default.
- W2807788252 cites W2044250350 @default.
- W2807788252 cites W2055599255 @default.
- W2807788252 cites W2058808507 @default.
- W2807788252 cites W2060851574 @default.
- W2807788252 cites W2061044423 @default.
- W2807788252 cites W2074288952 @default.
- W2807788252 cites W2077471779 @default.
- W2807788252 cites W2079087578 @default.
- W2807788252 cites W2093340885 @default.
- W2807788252 cites W2094689072 @default.
- W2807788252 cites W2095220758 @default.
- W2807788252 cites W2098862649 @default.
- W2807788252 cites W2106437818 @default.
- W2807788252 cites W2109214264 @default.
- W2807788252 cites W2121147080 @default.
- W2807788252 cites W2123192491 @default.
- W2807788252 cites W2125835296 @default.
- W2807788252 cites W2136697405 @default.
- W2807788252 cites W2139830614 @default.
- W2807788252 cites W2143731491 @default.
- W2807788252 cites W2160028689 @default.
- W2807788252 cites W2167234803 @default.
- W2807788252 cites W2168628002 @default.
- W2807788252 cites W2236418952 @default.
- W2807788252 cites W2253804746 @default.
- W2807788252 cites W2256712083 @default.
- W2807788252 cites W2257214247 @default.
- W2807788252 cites W2310798240 @default.
- W2807788252 cites W2339509837 @default.
- W2807788252 cites W2343695459 @default.
- W2807788252 cites W2463313429 @default.
- W2807788252 cites W2464558780 @default.
- W2807788252 cites W2512129694 @default.
- W2807788252 cites W2519167901 @default.
- W2807788252 cites W2563339769 @default.
- W2807788252 cites W2594367899 @default.
- W2807788252 cites W2751468353 @default.
- W2807788252 cites W2765595615 @default.
- W2807788252 cites W2772570327 @default.
- W2807788252 cites W3037447689 @default.
- W2807788252 cites W3098206383 @default.
- W2807788252 cites W3098675694 @default.
- W2807788252 cites W3098754223 @default.
- W2807788252 cites W3098837140 @default.
- W2807788252 cites W3098925920 @default.
- W2807788252 cites W3099005975 @default.
- W2807788252 cites W3099276095 @default.
- W2807788252 cites W3099811240 @default.
- W2807788252 cites W3099937476 @default.
- W2807788252 cites W3100007746 @default.
- W2807788252 cites W3100206548 @default.
- W2807788252 cites W3100315335 @default.
- W2807788252 cites W3100738914 @default.
- W2807788252 cites W3101238927 @default.
- W2807788252 cites W3101465600 @default.
- W2807788252 cites W3101959899 @default.
- W2807788252 cites W3102217881 @default.
- W2807788252 cites W3102614582 @default.
- W2807788252 cites W3104094738 @default.
- W2807788252 cites W3104129920 @default.
- W2807788252 cites W3105133339 @default.
- W2807788252 cites W3105159181 @default.
- W2807788252 cites W3105781476 @default.
- W2807788252 cites W3126146816 @default.
- W2807788252 cites W4211115489 @default.
- W2807788252 cites W4238008631 @default.
- W2807788252 cites W4244539544 @default.
- W2807788252 cites W4247635989 @default.
- W2807788252 cites W4249880263 @default.
- W2807788252 cites W4301806098 @default.