Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/5/84; site mordor.UUCP Path: utzoo!watmath!clyde!cbosgd!cbdkc1!desoto!packard!ihnp1!ihnp4!zehntel!dual!mordor!space@mit-mc From: space@mit-mc Newsgroups: net.space Subject: photon wavelengths and solar-sail Message-ID: <790@mordor.UUCP> Date: Fri, 1-Mar-85 17:44:16 EST Article-I.D.: mordor.790 Posted: Fri Mar 1 17:44:16 1985 Date-Received: Sun, 3-Mar-85 04:24:43 EST Sender: daemon@mordor.UUCP Lines: 11 From: LANTZ@RUTGERS.ARPA If the energy transfered to the sail results in a shift in the wavelength of the photon, is it true that a sail wich is moving faster (producing greater red-shift) receives more energy from each photon? I would guess that this is not the case due to factors having to do with relative velocity of the sail and the observer, but I am not able to put it all together. Brian Lantz (Lantz@Rutgers) -------