Flat phosphorus flagged as potentially toxic

A diagram depicting the mechanism of black phosphorous toxicity

Source: © Wiley-WCH

Material with promising biomedical applications damages cell membranes and generates reactive radicals

Black phosphorus, a 2D form of the element with unusual optical and electronic properties, has been hailed as promising material for drug delivery and tumour therapy. However, chemists have now found that the allotrope might be more toxic than hitherto thought.