Effect of Nozzle Spacing on Nitrogen-Oxide Emissions and Lean Operability Dolan, Brian ; Gomez, Rodrigo Villalva ; Zink, Gregory ; Pack, Spencer ; Gutmark, Ephraim Abstract Publication: AIAA Journal Pub Date: June 2016 DOI: 10.2514/1.J054685 Bibcode: 2016AIAAJ..54.1953D