Collisions of Cosmic F- and D- Strings
Collisions of Cosmic F- and D- Strings
Collisions of Cosmic F- and D- Strings
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¦“UV«³¬ R / ²§´ H/ «‚¬ R4¢ª MN±UBV 0 “ D-D Interaction:ConnectionPrecise condition for reconnection(¢®°¯V¡)./ LImpact parameter is generally small,.At most cosmic velocities, only tachyon <strong>and</strong> masslessfermions are important.Then, 4 fermionic strings always are produced, soneed at leasttachyonic strings. 0 “ <strong>Collisions</strong> <strong>of</strong> <strong>Cosmic</strong> F- <strong>and</strong> D- <strong>Strings</strong> – p.17
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