Functional Janus structured liquids and aerogels

© 2023. The Author(s)..

Janus structures have unique properties due to their distinct functionalities on opposing faces, but have yet to be realized with flowing liquids. We demonstrate such Janus liquids with a customizable distribution of nanoparticles (NPs) throughout their structures by joining two aqueous streams of NP dispersions in an apolar liquid. Using this anisotropic integration platform, different magnetic, conductive, or non-responsive NPs can be spatially confined to opposite sides of the original interface using magnetic graphene oxide (mGO)/GO, Ti3C2Tx/GO, or GO suspensions. The resultant Janus liquids can be used as templates for versatile, responsive, and mechanically robust aerogels suitable for piezoresistive sensing, human motion monitoring, and electromagnetic interference (EMI) shielding with a tuned absorption mechanism. The EMI shields outperform their current counterparts in terms of wave absorption, i.e., SET ≈ 51 dB, SER ≈ 0.4 dB, and A = 0.91, due to their high porosity ranging from micro- to macro-scales along with non-interfering magnetic and conductive networks imparted by the Janus architecture.

Medienart:

E-Artikel

Erscheinungsjahr:

2023

Erschienen:

2023

Enthalten in:

Zur Gesamtaufnahme - volume:14

Enthalten in:

Nature communications - 14(2023), 1 vom: 28. Nov., Seite 7811

Sprache:

Englisch

Beteiligte Personen:

Ghaffarkhah, Ahmadreza [VerfasserIn]
Hashemi, Seyyed Alireza [VerfasserIn]
Ahmadijokani, Farhad [VerfasserIn]
Goodarzi, Milad [VerfasserIn]
Riazi, Hossein [VerfasserIn]
Mhatre, Sameer E [VerfasserIn]
Zaremba, Orysia [VerfasserIn]
Rojas, Orlando J [VerfasserIn]
Soroush, Masoud [VerfasserIn]
Russell, Thomas P [VerfasserIn]
Wuttke, Stefan [VerfasserIn]
Kamkar, Milad [VerfasserIn]
Arjmand, Mohammad [VerfasserIn]

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Anmerkungen:

Date Revised 01.12.2023

published: Electronic

Citation Status PubMed-not-MEDLINE

doi:

10.1038/s41467-023-43319-7

funding:

Förderinstitution / Projekttitel:

PPN (Katalog-ID):

NLM365081264