 21st-century physicists from Northern Ireland

One prominent physicist from Northern Ireland in the 21st century is Sir William C. Campbell. He was born in 1919 in Ramelton, County Donegal, but he later became a significant figure in Northern Ireland's scientific community. Campbell was awarded the Nobel Prize in Physiology or Medicine in 2015 for his work on the discovery of treatments for infections caused by roundworm parasites, specifically the development of avermectin and its derivative, ivermectin.