1. Figure 4 Physical unclonable function keys
Part a is reproduced with permission from REF. 132, American Physical Society.
Part b is reproduced with permission from REF. 106, Taylor & Francis Group. Part c is reproduced with permission
from REF. 110, IOP Publishing. Part d is reproduced with permission from REF. 115, SPIE, Optical Engineering.
Part e is reproduced with permission from REF. 108, Wiley-VCH. Part f is reproduced with permission from REF. 120, Wiley-VCH.
Arppe, R. & Sørensen, T. J. (2017) Physical unclonable functions generated through chemical methods for anti-counterfeiting
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