
Abigail Hallowes
ResearchTraffic light label indicates food freshness
Ammonia gas diffusion basis for inexpensive colour-changing food freshness label
ResearchFlow chemistry for on-demand chlorine
Simple and safe setup produces elemental chlorine when and where it’s needed
ResearchWater gets the mille-feuille treatment
Puff pastry-style filter paper is crème de la crème of virus filtration

ResearchA year of water splitting from one device
Coating protects electrodes from corrosion to keep photoelectrochemical cell running