Invisible Ink on Plastic

Got something to say to this podcast? Send a voicemail, and you might hear yourself on the next episode! Episode 106 of the Professor Alex Volinsky podcast. Write with solvent, store in the polymer's memory, reveal with shape recovery. Local plasticization patterns a PVC film with invisible ink, and the shape memory effect stores and reproduces the information — demoed as hidden marking of shrink labels. Based on the paper: Recording, Storage, and Reproduction of Information on Polyvinyl Chloride Films Using Shape Memory Effects; A.P. Kondratov, E.P. Cherkasov, V. Paley, A.A. Volinsky; Polymers, 2021, Vol. 13(11), pp. 1-13. Hosts Elena and Marcus. AI-generated voices.

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Invisible Ink on Plastic

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Talking Biotech with Dr. Kevin Folta Kevin Folta Talking Biotech is a weekly podcast that uncovers the stories, ideas and research of people at the frontier of biology and engineering.Each episode explores how science and technology will transform agriculture, protect the environment, and feed 10 billion people by 2050.Interviews are led by Dr. Kevin Folta, a professor of molecular biology and genomics.

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This episode was published on October 11, 2026.

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