{"paper":{"title":"Report of Snowmass 2001 Working Group E2 : Electron-positron Colliders from the $\\phi$ to the Z","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Gritsan, A. Roodman, A. Soffer, C. Bloise, D. Bettoni, D. Cassel, D. Hitlin, D. Kaplan, D. Leith, F. J. Decker, G. Burdman, G. Eigen, G. Hiller, H. Yamamoto, I. Shipsey, J. Butler, J. Lee, J. Seeman, K. Moenig, L. Gibbons, M. Artuso, M. Luke, M. Mandelkern, N. Katayama, P. Kasper, P. Kim, P. Mackenzie, R. Calabrese, R. Kutschke, R. Ray, S. Dytman, S. Petrak, S. Pordes, S. Robertson, S. Stone, T. Sen, W. Johns, W. Marciano, X. Lou, Y. Maravin, Y. Ohnishi, Y. Okada, Z. Zhao","submitted_at":"2002-01-30T18:50:19Z","abstract_excerpt":"We report on the status and plans of experiments now running or proposed for electron-positron colliders at energies between the $\\phi$ and the Z. The $e^{+}e^{-}$ B and charm factories we considered were PEP-II/BABAR, KEKB/Belle, superKEK, SuperBABAR, and CESR-c/CLEO-c. We reviewed the programs at the $\\phi$ factory at Frascati and the proposed PEP-N facility at Stanford Linear Accelerator Center. We studied the prospects for B physics with a dedicated linear collider Z factory, associated with the TESLA high energy linear collider. In all cases, we compared the physics reach of these facilit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ex/0201047","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-ex/0201047/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}