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We thank M. Suzuki for his assistance in the TEM observations.
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Waku, Y., Nakagawa, N., Wakamoto, T. et al. A ductile ceramic eutectic composite with high strength at 1,873 K. Nature 389, 49–52 (1997). https://doi.org/10.1038/37937
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DOI: https://doi.org/10.1038/37937
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