Going for gold with magnetic adsorbents!

Gold is not only a beautiful metal for jewelries, but also a versatile materials for various technological applications such as electronics, catalysts, and even medical applications.

How to recover gold more efficiently?

Try magnetic adsorbents!

Ultra-efficient and Selective Recovery of Au (III) Using Magnetic Fe3S4/Fe7S8

Fe3S4/Fe7S8 can recover gold with a capacity over 2000 mg/g!

Separation and Purification Technology

https://doi.org/10.1016/j.seppur.2022.122611

Efficient gold recovery from cyanide solution using magnetic activated carbon

Make activated carbon magnetic, and recover gold!

ACS Applied Materials & Interfaces

https://doi.org/10.1021/acsami.1c13920

A Review on Adsorption Mechanism of Gold Cyanide Complex onto Activation Carbon

Mechanism is also important!

Journal of Industrial and Engineering Chemistry

https://doi.org/10.1016/j.jiec.2022.04.014

Make it magnetic!

Magnetic materials are amazing, they are easy to handle and separate, and you can customize it.

Publications

Core–Shell Structured Fe3O4@CuS for Effective Gold Capture and Recovery

A core-shell structure is just like a boiled egg!

ACS Applied Nano Materials

https://pubs.acs.org/doi/10.1021/acsanm.3c01772