强翘曲喉部中反D3-/D7-膜产生的非超对称弦模型
高能物理 - 理论
2022-05-06 v3
摘要
本文讨论包含反D3-/D7-膜的模型构建场景,其中超对称性被自发破缺,尽管不存在出现超对称伴子并恢复标准超对称性的能标。若这些膜被置于Calabi-Yau定向流紧致化中翘曲喉部尖端的奇点处,它们可能产生现实的粒子谱、闭弦与开弦模稳定化及Minkowski/de Sitter抬升,以及尺度层级的几何起源。本文推导了此类场景的低能有效场论描述,即针对标准与约束超多重态的非线性超引力理论,包含软超对称破缺物质耦合。文中给出了闭弦模稳定化对开弦物质 sector 的影响,纳入了非微扰与微扰效应,并针对现象学计算了质量与耦合层级。
引用
@article{arxiv.2007.11333,
title = {Non-supersymmetric String Models from Anti-D3-/D7-branes in Strongly Warped Throats},
author = {Susha Parameswaran and Flavio Tonioni},
journal= {arXiv preprint arXiv:2007.11333},
year = {2022}
}
备注
72 pages + 3 appendices + references, 3 figures; v2: JHEP version, references and clarifications added, typos corrected; v3: corrections in app. B.3 and sssec. 4.3.2 (with corresponding edits, main conclusions unchanged), clarification in sssec. 5.1.1