Atmospheric pressure generation of O2(a1Δg) by microplasmas J. S. Sousa, G. Bauville, B. Lacour, V. Puech and M. Touzeau Eur. Phys. J. Appl. Phys., 47 2 (2009) 22807 Published online: 05 June 2009 DOI: 10.1051/epjap/2009103