Stephen V. Pepper

Glenn Research Center — United States

Engineering · Physical Sciences

25h-index1.9kcitations106works0.02yr avg
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Research Topics

Adhesion, Friction, and Surface Interactions(33), Lubricants and Their Additives(19), Tribology and Wear Analysis(19), Metal and Thin Film Mechanics(18), Electron and X-Ray Spectroscopy Techniques(18)

Publications106 total

Lifetimes of Multiply Alkylated Cyclopentane Oil in Contact with Various Metals, Evaluated with Vacuum Spiral Orbit Tribometer
NASA STI Repository (National Aeronautics and Space Administration)·2018· 2 citedOpen Access
System Design of LUMIO: a CubeSat at Earth-Moon l2 for Observing Lunar Meteoroid Impacts
Virtual Community of Pathological Anatomy (University of Castilla La Mancha)·2018Open Access
The MillSOT-A Spiral Orbit Tribometer on a Milling Machine
NASA Technical Reports Server (NASA)·2014
Effect of Test Environment on Lifetime of Two Vacuum Lubricants Determined by Spiral Orbit Tribometry
NASA STI Repository (National Aeronautics and Space Administration)·2011· 9 citedOpen Access
Computational Studies of the NiTi Alloy System: Bulk, Supercell, and Surface Calculations
MRS Proceedings·2011· 3 cited
Bonding and Microstructural Stability in Ni<sub>55</sub>Ti<sub>45</sub> Studied by Experimental and Theoretical Methods
The Journal of Physical Chemistry C·2010· 13 cited
Lubrication of Nitinol 60
NASA STI Repository (National Aeronautics and Space Administration)·2010· 4 citedOpen Access
NITINOL 60 AS A MATERIAL FOR SPACECRAFT TRIBOELEMENTS
2009· 15 cited
Intermetallic Nickel-Titanium Alloys for Oil-Lubricated Bearing Applications
NASA STI Repository (National Aeronautics and Space Administration)·2009· 57 citedOpen Access
Ultra Starvation Studied in the Spiral Orbit Tribometer
Tribology Transactions·2008· 4 cited
Characterisation of lubricants on ball bearings by FT‐IR using an integrating sphere
Tribotest·2007· 5 cited
Spiral Orbit Tribometer
NASA Technical Reports Server (NASA)·2007
Ball Bearings Equipped for In Situ Lubrication on Demand
NASA Technical Reports Server (NASA)·2005Open Access
Effect of Test Environment on Lifetime of a Vacuum Lubricant
World Tribology Congress III, Volume 2·2005· 4 cited
Extended Operation of Stirling Convertors
2nd International Energy Conversion Engineering Conference·2004· 17 citedOpen Access
Determination of Lubricants on Ball Bearings by FT-IR using an Integrating Sphere
NASA Technical Reports Server (NASA)·2003· 1 cited
In Situ, On-Demand Lubrication System Developed for Space Mechanisms
NASA Technical Reports Server (NASA)·2003Open Access
Evaluation of an In-Situ Liquid Lubrication System for Space Mechanisms Using a Vacuum Spiral Orbit Tribometer
Tribology Letters·2003· 19 cited
Spiral Orbit Tribometry — Part II: Evaluation of Three Liquid Lubricants in Vacuum
Tribology Transactions·2003· 30 cited
Spiral Orbit Tribometry — Part I: Description of the Tribometer
Tribology Transactions·2003· 33 cited
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Frequent Co-authors

Donald R. Wheeler(8), William Jones(6), Mark J. Jansen(6), Christopher DellaCorte(4), E. Kingsbury(4), William R. Jones(4), Pilar Herrera-Fierro(3), Glenn Glennon(3), Phillip B. Abel(3), Frank S. Honecy(3), John Ferrante(3), QuynhGiao N. Nguyen(2), S. H. Loewenthal(2), Roamer E. Predmore(2), Ben T. Ebihara(2), M. Marchetti(2), Ronald D. Noebe(2), K. H. Johnson(1), R.D. Noebe(1), David R. Hull(1)