BPS態 參見 參考文獻 导航菜单

弦膜D膜S膜S-braneNS5膜M2膜M5膜黑膜Black brane玻色弦理論超弦理论第一型弦理論第二型弦理論混合弦理論拓樸弦理論扭量弦理論Twistor string theory弦唯象学弦宇宙學弦論地景膜宇宙學RNS体系RNS formalismGS体系GS formalismGSO映射GSO projection卡拉比-丘流形K3曲面G2流形G2 manifold緊致化軌形orbifold定向形orientifold錐形(弦论)conifold共形场论超空間BRST量子化BPS態塞伯格-維騰理論塞伯格-維騰不變量塞伯格-維騰映射快子凝聚Wess-Zumino-Witten模型李群反常


弦理论


理論物理學超對稱代數中心荷量子力學對稱性破缺模真空模空間博戈莫•爾內普拉薩德薩默菲爾德規範場論磁單極子https://ncatlab.org/nlab/show/BPS+state




在理論物理學中,BPS態大多代表擴充的超對稱代數中、超對稱中心荷Z的質量表現。以量子力學的角度詮釋,若沒有發生對稱性破缺,則其質量必等於Z的模。它在古典真空的模空間中扮演審查的角色,並解決了許多模的問題。

對於帶有中心荷的粒子態,代數結構蘊涵著物理關係 m≧|Q|,即質量將大於中心荷的絕對值。若粒子態是短表示的話,該關係取臨界情形m=|Q|,通常稱為BPS態。這一性質的最初形式是前蘇聯學者博戈莫•爾內(E.B.Bogomol'nyi)、美國學者普拉薩德(M.K.Prasad)和薩默菲爾德(C.M.Sommerfield)在研究規範場論中的磁單極子時發現的。



參見


  • 對偶性 (弦論)


參考文獻


https://ncatlab.org/nlab/show/BPS+state



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