Keith Goodfellow

Status of the Extended Life Test of the Deep Space 1 Flight Spare Ion Engine After 30,000 Hours of Operation

Anita Sengupta, John Brophy, Keith Goodfellow · 39th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit · 2003 · 92 citations

Engineering, Aerospace Engineering, Lifecycle Engineering +13

A 100 Hour Wear Test of the NASA NSTAR Ion Thruster

James E. Polk, M. Patterson, James Robert Brown et al. · NASA Technical Reports Server (NASA) · 1996 · 58 citations

Engineering, Aerospace Engineering, Mechanical Engineering +17

Results of an on-going long duration ground test of the DS1 flight spare ion engine

John R. Anderson, Keith Goodfellow, James E. Polk et al. · 35th Joint Propulsion Conference and Exhibit · 1999 · 35 citations

Engineering, Aerospace Engineering, Physics +17

Performance characteristics of the NSTAR ion thruster during an on-going long duration ground test

John R. Anderson, Keith Goodfellow, James E. Polk et al. · 2002 · 33 citations

Engineering, Aerospace Engineering, Physics +17

Methods for cryopumping xenon

Charles Garner, James Polk, John Brophy et al. · 32nd Joint Propulsion Conference and Exhibit · 1996 · 27 citations

Veterinary Medicine, Bioengineering, Cloud Physics +1