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Cited by 378

The DOI matches its Crossref record; 2 of the 2 references it cites were found in a registry or an index.

Simple Synthesis of Functionalized Superparamagnetic Magnetite/Silica Core/Shell Nanoparticles and their Application as Magnetically Separable High‐Performance Biocatalysts

Lee, Jinwoo, Lee, Youjin, Youn, Jong Kyu, Na, Hyon Bin, Yu, Taekyung, Kim, Hwan, Lee, Sang‐Mok, Koo, Yoon‐Mo, Kwak, Ja Hun, Park, Hyun Gyu, Chang, Ho Nam, Hwang, Misun, Park, Je‐Geun, Kim, Jungbae, Hyeon, Taeghwan·2008·Small

Abstract

Uniformly sized silica‐coated magnetic nanoparticles (magnetite@silica) are synthesized in a simple one‐pot process using reverse micelles as nanoreactors. The core diameter of the magnetic nanoparticles is easily controlled by adjusting the w value ([polar solvent]/[surfactant]) in the reverse‐micelle solution, and the thickness of the silica shell is easily controlled by varying the amount of tetraethyl orthosilicate added after the synthesis of the magnetite cores. Several grams of monodisperse magnetite@silica nanoparticles can be synthesized without going through any size‐selection process. When crosslinked enzyme molecules form clusters on the surfaces of the magnetite@silica nanoparticles, the resulting hybrid composites are magnetically separable, highly active, and stable under harsh shaking conditions for more than 15 days. Conversely, covalently attached enzymes on the surface of the magnetite@silica nanoparticles are deactivated under the same conditions.

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Crossref · 10.1002/smll.200700456

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Metadata

Authors
Lee, J., Lee, Y., Youn, J. K., Na, H. B., Yu, T., Kim, H., Lee, S., Koo, Y., Kwak, J. H., Park, H. G., Chang, H. N., Hwang, M., Park, J., Kim, J., & Hyeon, T.
Venue
Small
Publisher
Wiley
Published
2008-01-11
Volume
4
Issue
1
Pages
143-152
ISSN
  • 1613-6810 (ISSN-L)
  • 1613-6829
OpenAlex
W2115616340
Cited by
378
References
2
FWCI
11.66
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Simple Synthesis of Functionalized Superparamagnetic Magnetite/Silica Core/Shell Nanoparticles and their Application as Magnetically Separable High‐Performance Biocatalysts. https://app.cochat.ai/papers/10.1002/smll.200700456
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Lee, J., Lee, Y., Youn, J. K., Na, H. B., Yu, T., Kim, H., Lee, S., Koo, Y., Kwak, J. H., Park, H. G., Chang, H. N., Hwang, M., Park, J., Kim, J., & Hyeon, T. (2008). Simple Synthesis of Functionalized Superparamagnetic Magnetite/Silica Core/Shell Nanoparticles and their Application as Magnetically Separable High‐Performance Biocatalysts. Small. https://doi.org/10.1002/smll.200700456

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.