Royal Institution frozen, he was not allowed to practise as a doctor, and Humphry Davy was appointed as his assistant, so he resigned. Humphry Davy was an even greater success, as was his assistant and successor Michael Faraday. Davy's immediate successor was William Thomas Brande. Thus the Institution has had an instrumental role in the advancement of science since its founding. Notable scientists who have worked there include Sir Humphry Davy (who discovered sodium and potassium), Michael Faraday, James Dewar, Sir William Henry Bragg and Sir William Lawrence Bragg (who jointly won the Nobel prize for their work on x-ray diffraction), Max
Edmund Davy Marcellin Berthelot rediscovered this hydrocarbon compound in 1860, for which he coined the name "acetylene." Davy was active in promoting scientific knowledge, whereby popular courses of lectures were established throughout Ireland. In some of his own lectures at the Royal Dublin Society, Davy showed his special interest in the applications of chemistry in agriculture. He published several papers concerning manures and chemical aids useful to farmers. These included ""An Essay on the Use of Peat or Turf as a Means of Promoting Public Health and the Agriculture of the United Kingdom"" (1850), and ""An account of some Experiments made to