[1] Fontaras, G., Vouitsis, E., and Samaras, Z.: Experimental Evaluation of the Fuel Consumption and Emissions Reduction Potential of Low Viscosity Lubricants. SAE Technical Paper (2009). https://doi.org/10.4271/2009-01-1803.
[2] Zhou, R.S., Cheng, H. S., Mura, T.: Micropitting in Rolling and Sliding Contact Under Mixed Lubrication. J. Tribol. (1989). https://doi.org/10.1115/1.3261984
[3] Evans, M.-H.: An updated review: white etching cracks (WECs) and axial cracks in wind turbine gearbox bearings. Mater. Sci. Technol. (2016). https://doi.org/10.1080/02670836.2015.1133022
[4] Vrcek, A., Hultqvist, T., Baubet, Y., Björling, M., Marklund, P., Larsson, R.: Micro-Pitting and Wear Assessment of PAO vs Mineral-Based Engine Oil Operating under Mixed Lubrication Conditions: Effects of Lambda, Roughness Lay and Sliding Direction. Lubricants (2019). https://doi.org/10.3390/lubricants7050042
[5] Morales-Espejel, G.E., Rycerz, P., Kadiric, A. : Prediction of micropitting damage in gear teeth contacts considering the concurrent effects of surface fatigue and mild wear. Wear (2018). https://doi.org/10.1016/j.wear.2017.11.016
[6] Gould, B., Greco, A.: The Influence of Sliding and Contact Severity on the Generation of White Etching Cracks. Tribol Lett. (2015). https://doi.org/10.1007/s11249-015-0602-6
[7] Rycerz, P., Kadiric, A.: The Influence of Slide–Roll Ratio on the Extent of Micropitting Damage in Rolling–Sliding Contacts Pertinent to Gear Applications. Tribol. Lett. (2019). https://doi.org/10.1007/s11249-019-1174-7
[8] Cen, H., Morina, A., Neville, A.: Effect of slide to roll ratio on the micropitting behavior in rolling-sliding contacts lubricated with ZDDP-containing lubricants. Tribol. Int. (2018). https://doi.org/10.1016/j.triboint.2018.02.038
[9] Mayeur, C., Sainsot, P., and Flamand, L.: A Numerical Elastoplastic Model for Rough Contact. ASME. J. Tribol. (1995). https://doi.org/10.1115/1.2831270
[10] Ye Zhou, Caichao Zhu, Benjamin Gould, Nicholaos G. Demas, Huaiju Liu, Aaron C. Greco. The effect of contact severity on micropitting: Simulation and experiments. Tribol. Int. (2019). https://doi.org/10.1016/j.triboint.2019.06.020
[11] Evans, R. D., Doll, G. L. ., Hager, C. H., Howe, J. Y.: Influence of Steel Type on the Propensity for Tribochemical Wear in Boundary Lubrication with a Wind Turbine Gear Oil. Tribol Lett (2010). https://doi.org/10.1007/s11249-009-9565-9
[12] Bruce, T., Long, H., Slatter, T., Dwyer-Joyce, R. S.: Formation of white etching cracks at manganese sulfide (MnS) inclusions in bearing steel due to hammering impact loading. Wind Energy (2016). https://doi.org/10.1002/we.1958
[13] Gould, B., Paladugu, M., Demas, N.G., Greco, A.C.: Figure the impact of steel microstructure and heat treatment on the formation of white etching cracks. Tribol. Int. (2019). https://doi.org/10.1016/j.triboint.2019.02.003
[14] Gould, B., Demas, N.G., Pollard, G., Rydel, J.J., Ingram, M., Greco, A.C.: The effect of lubricant composition on white etching crack failures. Tribol. Lett. (2019). https://doi.org/10.1007/s11249-018-1106-y
[15] de la Guerra Ochoa, E., Echávarri Otero, J., Chacón Tanarro, V., Munoz-Guijosa, J.M. ., del Río López, B., Cordero, C.A.: Analysis of the effect of different types of additives added to a low viscosity polyalphaolefin base on micropitting. Wear (2015). https://doi.org/10.1016/j.wear.2014.11.014.
[16] Lainé, E., Olver, A.V., Beveridge, T.A.: Effect of lubricants on micropitting and wear. Tribol. Int. (2008). https://doi.org/10.1016/j.triboint.2008.03.016
[17] Vrbka, M., Šamánek, O., Šperka, V., Návrat, T., Křupka, I., Hartl, M.: Effect of surface texturing on rolling contact fatigue within mixed lubricated non-conformal rolling/sliding contacts. Tribol. Int. (2010). https://doi.org/10.1016/j.triboint.2010.02.002
[18] Brechot, P., Cardis, A.B., Murphy, W.R. and Theissen, J.: Micropitting resistant industrial gear oils with balanced performance. Ind. Lubr. Tribol. (2000). https://doi.org/10.1108/00368790010371762
[19] Evans, R.D., Nixon, H.P., Darragh, C.V., Howe, J.Y., Coffey, D.W.: Effects of extreme pressure additive chemistry on rolling element bearing surface durability. Tribol. Int. (2007). https://doi.org/10.1016/j.triboint.2007.01.012
[20] Paladugu, M., Lucas, D.R., Scott Hyde, R.: Effect of lubricants on bearing damage in rolling-sliding conditions: Evolution of white etching cracks. Wear (2018). https://doi.org/10.1016/j.wear.2017.12.001.
[21] L’Hostis, B., Minfray, C., Frégonèse, M., Verdu, C., Ter-Ovanessian, B., Vacher, B., Le Mogne, T., Jarnias, F., Da-Costa D’Ambros, A.: Influence of lubricant formulation on rolling contact fatigue of gears – interaction of lubricant additives with fatigue cracks. Wear (2017). https://doi.org/10.1016/j.wear.2017.04.025
[22] Evans, R.D., More, K.L., Darragh, C.V., Nixon, H.P.: Transmission Electron Microscopy of Boundary-Lubricated Bearing Surfaces. Part I: Mineral Oil Lubricant, Tribol. Trans. (2004). https://doi.org/10.1080/05698190490463286
[23] Evans, R.D., More, K.L., Darragh, C.V., Nixon, H.P.: Transmission Electron Microscopy of Boundary-Lubricated Bearing Surfaces. Part II: Mineral Oil Lubricant with Sulfur-and Phosphorus-Containing Gear Oil Additives, Tribol. Trans. (2005). https://doi.org/10.1080/05698190590965602
[24] Gosvami, N. N., Bares, J. A., Mangolini, F., Konicek, A. R., Yablon, D. G., Carpick, R. W.: Mechanisms of antiwear tribofilm growth revealed in situ by single-asperity sliding contacts.
Science (2015). https://doi.org/10.1126/science.1258788
[25] Gosvami, N.N., Lahouij, I, Ma, J. Carpick, R.W.: Nanoscale in situ study of ZDDP tribofilm growth at aluminum-based interfaces using atomic force microscopy, Tribol. Inter. (2020). https://doi.org/10.1016/j.triboint.2019.106075.
[26] Meheux, M., Minfray, C., Ville, F., Le Mogne, T., Lubrecht, A.A., Martin, J.M., Lieurade, H.P., Thoquenne, G.: Effect of lubricant additives in rolling contact fatigue. Proc. IMechE Vol. 224 Part J: J. Engineering Tribology (2010). https://doi.org/10.1243/13506501JET719
[27] Benyajati, C., Olver, A.V., Hamer, C.J.: An experimental study of micropitting, using a new miniature test-rig. Tribol. Ser. (2003). https://doi.org/10.1016/S0167-8922(03)80088-3
[28] Brizmer, V., Pasaribu, H. R., Morales-Espejel, G. E.: Micropitting Performance of Oil Additives in Lubricated Rolling Contacts. Tribol. Trans. (2013). https://doi.org/10.1080/10402004.2013.790097
[29] Torrance, A.A., Morgan, J.E., Wan, G.T.Y.: An additive's influence on the pitting and wear of ball bearing steel. Wear (1996). https://doi.org/10.1016/0043-1648(95)06751-5
[30] Benyajati, C., Olver, A.V.: The effect of a ZnDTP anti-wear additive on micropitting resistance of carburised steel rollers. AGMA Tech Pap, pp.1–10 (2004)
[31] Tuszynnski, W., and Piekoszewski, W.: Effect of the Type and Concentration of Lubricating Additives on the Antiwear and Extreme Pressure Properties and Rolling Fatigue Life of a Four-Ball Tribosystem. Lubrication Science (2006). https://doi.org/10.1002/ls.25
[32] Ueda, M., Spikes, H., Kadiric, A.: In-situ observations of the effect of the ZDDP tribofilm growth on micropitting. Tribol. Int. (2019). https://doi.org/10.1016/j.triboint.2019.06.007
[33] Lahouij, I., Vacher, B., Martin, J. M., Dassenoy, F.: IF-MoS2 Based Lubricants: Influence of Size, Shape and Crystal Structure, Wear (2012). https://doi.org/10.1016/j.wear.2012.07.016
[34] Sgroi, M., Gili, F., Lahouij, I., Dassenoy, F.: Friction Reduction Benefits in Valve-Train System Using IF-MoS2 Added Engine Oil. Tribol. Trans. (2014). https://doi.org/10.1080/10402004.2014.960540
[35] Tannous, J., Dassenoy, F., Lahouij, I., Le Mogne, T., Vacher, B., Bruhács, A., Tremel, W.: Understanding the Tribochemical Mechanisms of IF-MoS2 Nanoparticles Under Boundary Lubrication. Tribol. Lett. (2011). https://doi.org/10.1007/s11249-010-9678-1
[36] Chen, Y., Renner, P., Liang, H.: Dispersion of Nanoparticles in Lubricating Oil: A Critical Review. Lubricants (2019). https://doi.org/10.3390/lubricants7010007
[37] Fernández Rico, E., Minondo, I., García Cuervo, D.: Rolling contact fatigue life of AISI 52100 steel balls with mineral and synthetic polyester lubricants with PTFE nanoparticle powder as an additive. Wear (2009). https://doi.org/10.1016/j.wear.2008.08.020
[38] Ussa Aldana, P., Dassenoy, F., Vacher, B., Le Mogne, T., Thiebaut, B., Bouffet, A.: Antispalling Effect of WS2 Nanoparticles on the Lubrication of Automotive Gearboxes. Tribology Transaction. (2016). https://doi.org/10.1080/10402004.2015.1061080
[39] Roy, S., Jazaa, Y., Sundararajan, S.: Investigating the micropitting and wear performance of copper oxide and tungsten carbide nanofluids under boundary lubrication. Wear (2019). https://doi.org/10.1016/j.wear.2019.03.007
[40] Lahouij, I., Carpick, R.W., Jackson, A., Khare, H.S., Gosvami, N.N., Demas, N.G., Greco, A.C., Fenske, G.R., Xu, W., Cooper, G., Chen, Z.: Nano-additives enabled advanced lubricants. US Patent App. US 2018 / 0127676 A1
[41] Khare, H.S., Lahouij, I., Jackson, A., Feng, G., Chen, Z., Cooper, G.D., Carpick, R.W.: Nanoscale generation of robust solid films from liquid-dispersed nanoparticles via in situ atomic force microscopy: growth kinetics and nanomechanical properties. ACS Appl. Mater. Inter. (2018). https://doi.org/10.1021/acsami.8b16680
[42] Khare, H.S., Gosvami, N.N., Lahouj, I., Milne, Z.B., McClimon, J.B., Carpick, R.W.: Nanotribological printing: a nanoscale additive manufacturing method. Nano Lett. (2018). https://doi.org/10.1021/acs.nanolett.8b02505
[43] Elinski, M.B., LaMascus, P., Zheng, L., Jackson, A., Wiacek, R.J., Carpick, R.W.: Cooperativity Between Zirconium Dioxide Nanoparticles and Extreme Pressure Additives in Forming Protective Tribofilms: Toward Enabling Low Viscosity Lubricants. Tribol. Lett. (2020). https://doi.org/10.1007/s11249-020-01346-1
[44] Thrush, S.J., Comfort, A.S., Dusenbury, J.S., Han, X., Wang, X., Qu, H., Barber, G.C.: Study of pressure dependence on sinterable zirconia nanoparticle tribofilm growth. Tribol.Inter.(2021). https://doi.org/10.1016/j.triboint.2020.106683.
[45] Williams, Z.S.G., Wang, Y., Wiacek, R.J., Bai, X., Gou, L.,Thomas, S.I., Xu, W., and Xu, J.: Synthesis, capping and dispersion of nanocrystals. WO/2011/133228 (2011).
[46] Williams, Z.S.G., Wang, Y., Wiacek, R.J., Bai, X., Gou, L., Thomas, S.I., Xu, W., and Xu, J.: Synthesis, capping and dispersion of nanocrystals. WO/2012/058271 (2012).
[47] Thrush, S.J., Comfort, A.S., Dusenbury, J.S., Xiong, Y., Qu, H., Han, X., Schall, J.D., Barber, G.C., Wang, X.:Stability, Thermal Conductivity, Viscosity, and Tribological Characterization of Zirconia Nanofluids as a Function of Nanoparticle Concentration. Tribology Transaction (2019).
DOI: 10.1080/10402004.2019.1660017
[48] Spikes, H.A., Olver, A.V., Macpherson, P. B.: Wear in rolling contacts. Wear (1986). https://doi.org/10.1016/0043-1648(86)90236-X
[49] Zhang, J., Spikes, H.: On the mechanism of ZDDP antiwear film formation. Tribol. Lett. (2016).
https://doi.org/10.1007/s11249-016-0706-7
[50] Williams, D.B., Carter, C.B.: Transmission electron microscopy: a textbook for materials science. 2nd ed. New York: Springer; 2009. https://doi.org/10.1007/978-0-387-76501-3
[51] Gauvin, M., Dassenoy, D., Minfray, C., Martin, J.M., Montagnac, G., Reynard, B.: Zinc phosphate chain length study under high hydrostatic pressure by Raman spectroscopy.
J.A.P. (2007). https://doi.org/10.1063/1.2710431
[52] Lahouij, I., Dassenoy, F., Vacher, B., Martin, J. M.: Real Time TEM Imaging of Compression and Shear of Single Fullerene-Like MoS2 Nanoparticle. Tribol Lett. (2012). https://doi.org/10.1007/s11249-011-9873-8
[53] Lahouij, I., Vacher, B., Dassenoy, F.: Direct observation by in situ transmission electron microscopy of the behaviour of IF‐MoS2 nanoparticles during sliding tests: influence of the crystal structure. Lubrication Science (2013). https://doi.org/10.1002/ls.1241
[54] Thrush, S.J., Comfort, A.S., Dusenbury, J.S., Han, X., Barber, G.C., Wang, X., Qu, H.: Wear mechanisms of a sintered tribofilm in boundary lubrication regime. Wear (2021). (https://doi.org/10.1016/j.wear.2021.203932
[55] Lainé, E., Olver, A. V., Lekstrom, M. F., Shollock, B. A., Beveridge, T. A., Hua, D. Y.: The Effect of a Friction Modifier Additive on Micropitting. Tribol. Trans. (2009). https://doi.org/10.1080/10402000902745507
[56] Gould, B, Demas, N.G., Greco, A.C.: The influence of steel microstructure and inclusion characteristics on the formation of premature bearing failures with microstructural alterations. Mat. Sci. Eng. (2019). https://doi.org/10.1016/j.msea.2019.02.084
[57] Gould, B., Greco, A.C., Stadler, K., Vegter, E., Xiao, X.: Using advanced tomography techniques to investigate the development of White Etching Cracks in a prematurely failed field bearing. Tribol. Int. (2017). https://doi.org/10.1016/j.triboint.2017.07.028
[58] Gould, B., Greco, A.C., Stadler, K., Xiao, X.: An analysis of premature cracking associated with microstructural alterations in an AISI 52100 failed wind turbine bearing using X-ray tomography. Mater. Des. (2017). https://doi.org/10.1016/j.matdes.2016.12.089
[59] Costa e Silva, A.L.V.d.: The effects of non-metallic inclusions on properties relevant to the performance of steel in structural and mechanical applications. J. Mater. (2019). https://doi.org/10.1016/j.jmrt.2019.01.009.
[60] Sabirov, I., Kolednik, O.: The effect of inclusion size on the local conditions for void nucleation near a crack tip in a mild steel. Scr. Mater. (2005). https://doi.org/10.1016/j.scriptamat.2005.08.027
[61] Maciejewski, J.: The Effects of Sulfide Inclusions on Mechanical Properties and Failures of Steel Components. J Fail. Anal. and Preven. (2015). https://doi.org/10.1007/s11668-015-9940-9
[62] Schäfer, B.J., Sonnweber-Ribic, P., ul Hassan, H., Hartmaier, A.: Micromechanical Modeling of Fatigue Crack Nucleation around Non-Metallic Inclusions in Martensitic High-Strength Steels. Metals (2019). https://doi.org/10.3390/met9121258
[63] Li, Y., Wan, X.L., Cheng, L., Wu, K.M.: First-principles calculation of the interaction of Mn with ZrO2 and its effect on the formation of ferrite in high-strength low-alloy steels. Scr Mater. (2014). https://doi.org/10.1016/j.scriptamat.2013.11.028
[64] Dhua, S.K., Ray, A., Sen, S.K., Prasad, M.S., Mishra, K.B., Jha, S.: Influence of nonmetallic inclusion characteristics on the mechanical properties of rail steel. J. of Materi Eng and Perform. (2000). https://doi.org/10.1361/105994900770345584