journal article·2025-11-01Open access

Advanced ODA-GO/CIP capsules with highly enhanced durability and dispersion for multi-purpose material delivery systems

Hao Cheng, Yeongjun Lee, Sangyou Kim, Wonseok Tae, John S. Kang, Wonsuk Jung

APL Materials· Volume 13· Issue 11

Abstract

A key challenge in material delivery systems is ensuring the enhanced durability to prevent moisture loss and controlled dispersion of capsules carrying agents. This study introduces octadecylamine-functionalized graphene oxide with carbonyl iron particles (ODA-GO/CIP) capsules, synthesized via a microfluidic technique to enhance moisture retention and magnetic responsiveness. X-ray photoelectron spectroscopy and scanning electron microscopy confirmed successful ODA-GO/CIP integration. Experiments showed an 8% increase in magnetic properties and a 693-fold improvement in water storage compared to pure CIP capsules. Under a magnetic field, these capsules exhibited significantly enhanced dispersion.
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Research context

OpenAlex topics: Electrospun Nanofibers in Biomedical Applications · 3D Printing in Biomedical Research · Polymer Surface Interaction Studies

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

School of Mechanical Engineering, Chungnam National University 1 , Daejeon 34134,

Department of Mechanical Engineering, San Diego State University 2 , San Diego, California 92129,

Funding

Chungnam National University

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