#### DMCA

## Symmetry Breaking Bulk Effects in Local D-brane Models (2012)

Citations: | 1 - 1 self |

### Citations

172 |
D-branes at singularities: A bottom-up approach to the string embedding of the standard model,”
- Aldazabal, Ibanez, et al.
- 2000
(Show Context)
Citation Context ... of the volume; if the volume of the compactification is large one can 1 generate parametrically small couplings in the Standard Model sector. The C3/Z3 geometry provides an attractive starting point =-=[1]-=- for local model building. Models on complex cones over the lower del Pezzo surfaces [4–6] are closely related, in order to obtain the Standard Model gauge groups at low energies one has to Higgs thes... |

85 | Constraints on String Vacua with Space-Time Supersymmetry,” Nucl.Phys. B307 - Banks, Dixon - 1988 |

45 | Building the Standard Model on a D3-brane,” JHEP 01 - Verlinde, Wijnholt - 2007 |

24 | Sums over topological sectors and quantization of FayetIliopoulos parameters - Hellerman, Sharpe - 2011 |

22 | Numerical Ricci-flat metrics on K3
- Headrick, Wiseman
(Show Context)
Citation Context ...he asymptotic end of the cone all terms in the expansion (1.1) are of equal magnitude. This assumption can be checked by exploiting the progress in computing numerical metrics on Calabi-Yau manifolds =-=[21, 22]-=-. A one parameter family of Ricci flat metrics on K3 was obtained in [21] by starting from the orbifold T4/Z2, and resolving the singular points to a finite size two sphere. In the large volume limit ... |

19 |
D-branes at Toric Singularities
- Krippendorf, Dolan, et al.
(Show Context)
Citation Context ...in the geometry imply global symmetries in the local model. Such symmetries can have phenomenologically interesting implications. For instance, it was shown in [11] that for the models constructed in =-=[4,5]-=- isometries of the local geometry imply that fermions in the lightest generation are massless at tree-level. The fate of such symmetries once the local model is embedded in a compactification was disc... |

18 | Towards a Systematic Construction of Realistic D-brane Models on a del Pezzo Singularity,” JHEP 1110 - Dolan, Krippendorf, et al. - 2011 |

17 |
Hidden exceptional global symmetries
- Franco, Hanany, et al.
(Show Context)
Citation Context ... very helpful communication and discussion. AM is funded by the European Union under the Seventh Framework Programme (FP7) and the University of Cambridge. 5These geometries have a En global symmetry =-=[24]-=-. 9 Appendix Decomposition of tensor harmonics on S5 under SU(3)×U(1) As discussed in section 2 tensor harmonics on the the five sphere are labelled by a single quantum number l(≥ 2), with the highest... |

16 | Open string moduli - Aharony, Antebi, et al. |

13 | Chiral matter wavefunctions - Marchesano, McGuirk, et al. |

7 | Toric Lego: A method for modular model building,” arXiv:0910.3616 [hep-th - Balasubramanian, Berglund, et al. |

6 | Holographic Systematics of D-brane Inflation
- Baumann, Dymarsky, et al.
(Show Context)
Citation Context ...ce the warp factor satisfies the scalar Laplacian equation in the extra dimensions and transforms with SO(6) Dynkin label (l,0,0) . Furthermore, as was emphasised in the context of brane inflation in =-=[17]-=-, the leading physical effect can arise in second-order perturbation theory. Reference [23] provides the back-reacted geometry of C3/Z3 with the blow-up mode stabilised by gaugino condensation on D7-b... |

6 | Numerical Calabi-Yau metrics
- Douglas, Karp, et al.
(Show Context)
Citation Context ...he asymptotic end of the cone all terms in the expansion (1.1) are of equal magnitude. This assumption can be checked by exploiting the progress in computing numerical metrics on Calabi-Yau manifolds =-=[21, 22]-=-. A one parameter family of Ricci flat metrics on K3 was obtained in [21] by starting from the orbifold T4/Z2, and resolving the singular points to a finite size two sphere. In the large volume limit ... |

2 |
GUTs and Exceptional Branes in F-theory - I,” JHEP 0901 (2009) 058 [arXiv:0802.3391 [hep-th
- Beasley, Heckman, et al.
(Show Context)
Citation Context ...bulk are communicated to the open string sector in local models. It will be interesting to carry out a similar analysis for models on complex cones over del Pezzo surfaces 5 [3–6] and F-theory models =-=[8, 9]-=- and study implications for flavour structure. Acknowledgments I would like to thank Maciej Dunajski, Thomas Grimm, Liam McAllister, Fernando Quevedo and Ashoke Sen for very helpful communication and ... |

1 | From branes at singularities to particle physics,” Prepared for 9th Marcel Grossmann Meeting on Recent Developments in Theoretical and Experimental General Relativity, Gravitation and Relativistic Field Theories (MG 9 - Aldazabal, Ibanez, et al. - 2000 |

1 | Codimension-3 Singularities and Yukawa Couplings in F-theory,” Nucl. Phys. B 823 (2009) 47 [arXiv:0901.4941
- Hayashi, Kawano, et al.
(Show Context)
Citation Context ...bulk are communicated to the open string sector in local models. It will be interesting to carry out a similar analysis for models on complex cones over del Pezzo surfaces 5 [3–6] and F-theory models =-=[8, 9]-=- and study implications for flavour structure. Acknowledgments I would like to thank Maciej Dunajski, Thomas Grimm, Liam McAllister, Fernando Quevedo and Ashoke Sen for very helpful communication and ... |

1 |
A Toolkit for Perturbing Flux Compactifications,” arXiv:1106.0002 [hep-th
- Gandhi, McAllister, et al.
(Show Context)
Citation Context ...uss perturbations it is useful to consider C3/Z3 as a cone with base S5/Z3. Static perturbations of general CY cones ds26 = gmndy mdyn = dr2 + r2ds2B5 = dr 2 + r2g̃ijdΨ idΨj (2.3) 3 were discussed in =-=[18]-=-, the results of which we now review. For metric perturbations, δgmn = hmn, linearized Einstein equations are given by ∆Khmn = 0, where ∆K is the Lichnerowicz operator constructed from the metric gmn.... |

1 |
Geometry Of The Z Fold
- Lutken
- 1988
(Show Context)
Citation Context ...action of the isometry group the complex coordinates zi transform in the fundamental, zi → U ijzj . The origin is a fixed point of the orbifold action and is singular. The singularity can be resolved =-=[19]-=- by modifying the Kähler potential to r2K ′(r2) = (r6 + r60) 1/3. (2.1) The metric on the space then becomes gmn̄ = (r6 + r60) 1/3 r2 δmn̄ − r 6 0 r4(r6 + r60) 2/3 zmzn̄, (2.2) the locus r = 0 now co... |

1 |
Perturbations and stability of static black holes in higher dimensions
- Ishibashi, Kodama
(Show Context)
Citation Context ...5/Z3 The tensor harmonics on S5/Z3 can be obtained from those on S5 by carrying out an orbifold projection. We begin by discussing some basic properties of tensor harmonics on d-spheres (see for e.g. =-=[20]-=-). Tensor harmonics on the d-sphere can be constructed by considering functions of the form Y lij = C l A1.....Al;B1B2 ΩA1 ....ΩA2D̂iΩ B1D̂jΩ B2 , l ≥ 2 A1, ....., Al, B1, B2 = 1...d+ 1 (2.8) where ΩA... |