?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Untiedt&rft.au=Untiedt%2C+C&rft.aufirst=C&rft.issue=20&rft.atitle=Formation+of+a+metallic+contact%3A+Jump+to+contact+revisited&rft.date=18+May+2007&rft.issn=0031-9007&rft.title=PHYS+REV+LETT&rft.volume=98&rft.genre=article