EntityQ1051921· pop 8· linked from 107 articlesstring field theorySign in to savea theory of strings in a second-quantized formalism on the target space (as opposed to the first-quantized formalism on the worldsheet)Connectionshistory of string theoryEntitystring theoryEntitysupersymmetryEntityFeynman diagramEntityD-braneEntityvertex operator algebraEntityblack braneEntityBlack holeConceptInternational Standard Book NumberEntityspecial relativityEntitydigital object identifierEntityInternational Standard Serial NumberEntityDavid GrossEntityGerard 't HooftEntityquantum field theoryEntityholographyEntityQ180686EntityMichio KakuEntitymultiverseEntitygravitonEntityCategoriesString theory