{"created":"2021-03-01T06:59:41.496691+00:00","id":40114,"links":{},"metadata":{"_buckets":{"deposit":"9bc8cd54-c0fc-4bdc-b2b5-dfa69d42f2b3"},"_deposit":{"id":"40114","owners":[],"pid":{"revision_id":0,"type":"depid","value":"40114"},"status":"published"},"_oai":{"id":"oai:repository.dl.itc.u-tokyo.ac.jp:00040114","sets":["312:6865:6959:6960","9:504:6868:6961:6962"]},"item_4_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2006-12-27","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"3","bibliographicPageEnd":"346","bibliographicPageStart":"277","bibliographicVolumeNumber":"13","bibliographic_titles":[{"bibliographic_title":"Journal of mathematical sciences, the University of Tokyo"}]}]},"item_4_description_13":{"attribute_name":"フォーマット","attribute_value_mlt":[{"subitem_description":"application/pdf","subitem_description_type":"Other"}]},"item_4_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"Let $H_0=-\\lap$ and $H=-\\lap +V(x)$ be Schr\\\"\"odinger operators on $\\R^m$ and $m \\geq 6$ be even. We assume that $\\Fg(\\ax^{-2\\s}V) \\in L^{m_\\ast}(\\R^m)$ for some $\\s>\\frac{1}{m_\\ast}$, $m_\\ast=\\frac{m-1}{m-2}$ and $","subitem_description_type":"Abstract"},{"subitem_description":"V(x)","subitem_description_type":"Abstract"},{"subitem_description":"\\leq C \\ax^{-\\d}$ for some $\\d>m+2$, so that the wave operators $W_\\pm=\\lim_{t\\to \\pm \\infty} e^{itH}e^{-itH_0}$ exist. We show the following mapping properties of $W_\\pm$: (1) If $0$ is not an eigenvalue of $H$, $W_\\pm$ are bounded in Sobolev spaces $W^{k,p}(\\R^m)$ for all $0 \\leq k \\leq 2$ and $1m+4$ if $m=6$ and $\\d>m+3$ if $m\\geq 8$, $W_\\pm$ are bounded in $W^{k,p}(\\R^m)$ for all $0 \\leq k \\leq 2$ and $\\frac{m}{m-2}