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A long dispersive fibre transmission experiment is achieved at 10 Gbit/s using a 1.3 μm strained multiquantum well DFB laser diode (S-MQW DFB-LD). The linewidth enhancement factor of the S-MQW DFB-LD is found to be as low as 1, which is less than one-third that of conventional bulk DFBLDs.
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Miyamoto et al. (1991) studied this question.
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