A Chinese laboratory is the only source of a valuable crystal. David Cyranoski investigates why it won't share its supplies.
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David Cyranoski is Nature's Asia–Pacific correspondent.
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Cyranoski, D. Materials science: China's crystal cache. Nature 457, 953–955 (2009). https://doi.org/10.1038/457953a
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DOI: https://doi.org/10.1038/457953a
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