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How to create the blackest black ever known – from nature to nanotechnology

By Antonios Kelarakis, Reader in Polymers ad Nanomaterials, School of Pharmacy and Biomedical Sciences, University of Lancashire

Achieving the blackest of blacks has been one of humanity’s enduring challenges. It is a frontier that unites modern nanotechnologists with nature’s ancient colour palette.

Black emerged as one of humanity’s first engineered colours, stemming from charcoal and soot used in the prehistoric cave art of Lascaux in southwestern France.

For centuries,…

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