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The author thanks R. Gorbachev and N. Clark for useful discussions and suggestions during the establishment of this new technique.
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Wang, W. Polymer-free assembly of ultraclean van der Waals heterostructures. Nat Rev Phys 4, 504 (2022). https://doi.org/10.1038/s42254-022-00458-y
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DOI: https://doi.org/10.1038/s42254-022-00458-y
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