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arxiv: 0707.2310 · v1 · submitted 2007-07-16 · ✦ hep-th

On fluctuations of closed string tachyon solitons

classification ✦ hep-th
keywords solitonstachyonclosedfluctuationsstringapproachapproximationdilaton
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We discuss fluctuations on solitons in the dilaton/graviton/tachyon system using the low energy effective field theory approach. It is shown that closed string solitons are free of tachyons in this approximation, regardless of the exact shape of the tachyon potential.

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