title: Ambient and modified atmospheric ion chemistry: from top to bottom.
authors: Air Force Research Laboratory, Space Vehicles Directorate, Kirtland Air Force Base, Albuquerque, New Mexico 87117, United States.
authors: Nicholas S
authors: NS
authors: Shuman
authors: Air Force Research Laboratory, Space Vehicles Directorate, Kirtland Air Force Base, Albuquerque, New Mexico 87117, United States.
authors: Donald E
authors: DE
authors: Hunton
authors: Air Force Research Laboratory, Space Vehicles Directorate, Kirtland Air Force Base, Albuquerque, New Mexico 87117, United States.
authors: Albert A
authors: AA
authors: Viggiano