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Normal modes in a solitary wave solution to a double sine-Gordon equation |
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| Institution: | Dipartimento di Fisica Teorica, Universitá di Salerno, I-84100 Salerno, Italy |
| Abstract: | In a double sine-Gordon system the internal oscillations of a solitary wave solution can be viewed as normal modes in a number of sine-Gordon 2π-kinks and the ratio between the frequencies can be predicted. For three 2π-kinks this ration is √3. |
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