From: Rmy.MERCIER.21l09n@spacebanter.com   
      
   manofsanATyahoo.com Wrote:   
   > Recently there have been announcements about new and improved ion   
   > thrusters.   
   >   
   > One of them was the Helicon Double Layer Ion Thruster, and the latest   
   > one is the DS4G Thruster.   
   >   
   > Each represents different improvements in ion thruster design. I would   
   > like to ask -- are these respective improvements mutually exclusive,   
   > or   
   > can they be combined together in complementary fashion for an even   
   > greater performance boost?   
   >   
   > Besides these, any other ion thruster improvements on the horizon?   
      
   These two ion thrusters are new and great improvements will come. I   
   think that a new helicon double-layer MULTI-STAGE is possible with   
   variable isp and variable thrust (like VASIMIR) and with so many other   
   advantages!!!...   
      
   """Solid mass and urine, which is uric acid, is what the Space Station   
   has trouble getting rid of tons of. They have a Russian system that   
   presses this to get the water out of it, which is what people drink at   
   the ISS. But then you have to get rid of it, and it's got a PH level of   
   1, which means it's fairly vicious. But in our system (HDLT) you could   
   use that"""   
   Rémy   
      
      
   --   
   Rémy MERCIER   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)