Items where Author is "Morris, N"

Umer, J, Morris, N, Rahmani, R, Balakrishnan, S and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2020) Nanoscale frictional characterisation of base and fully formulated lubricants based on activation energy components. Tribology International, 144 (106115). ISSN 0301-679X

Dolatabadi, N, Forder, M, Morris, N, Rahmani, R, Rahnejat, Homer ORCID: 0000-0003-2257-7102 and Howell-Smith, S (2020) Influence of advanced cylinder coatings on vehicular fuel economy and emissions in piston compression ring conjunction. Applied Energy, 259 (114129). ISSN 0306-2619

Morris, N, Patel, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2019) Hydrodynamic lubricant film separation during co-directional and counter-directional rotations of disengaged wet clutch packs. Journal of Fluids Engineering, 142 (1). ISSN 0098-2202

Humphrey, E, Morris, N, Rahmani, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2019) Tribological performance of surface-lubricant systems for automotive transmissions [Abstract]. In: 7th European Conference on Tribology (EcoTrib 2019), 12-14 June 2019, Vienna, Austria.

Humphrey, E, Morris, N, Rahmani, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2018) Multiscale boundary frictional performance of diamond like carbon coatings. Tribology International . ISSN 0301-679X

Umer, J, Morris, N, Rahmani, R, Rahnejat, Homer ORCID: 0000-0003-2257-7102 and Balakrishnan, S (2018) Interaction of dispersants with anti-wear and friction modifiers in contacts representative of piston-ring liner interface Abstract. In: 3rd International Brazilian Conference on Tribology – TriBoBR 2018, 3/12/2018 - 5/12/2018, Florianópolis, Brazil.

Kozuch, E, Nomikos, P, Rahmani, R, Morris, N and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2018) Effect of shaft surface roughness on the performance of radial lip seals. Lubricants, 6 (4). p. 99. ISSN 2075-4442

Teo, WJ, Dolatabadi, N, Rahmani, R, Morris, N and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2018) Combined analytical and experimental evaluation of frictional performance of lubricated untextured and partially textured sliders. Lubricants, 6 (4). p. 88. ISSN 2075-4442,

Nomikos, P, Kozuch, E, Morris, N, Rahmani, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2018) Measurement of vibrations affecting the power transmission seals. In: 4th Biennial International Conference on Powertrain Modelling and Control, 10/09/2018 - 11/09/2018, Loughborough University. (Unpublished)

Humphrey, E, Morris, N, Leighton, M, Rahmani, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2018) Multiscale friction in lubricant-surface systems for high performance transmissions under mild wear. Tribology Letters, 66 (77). ISSN 1023-8883

Umer, J, Leighton, M, Morris, N, Rahmani, R, Rahnejat, Homer ORCID: 0000-0003-2257-7102 and Balakrishnan, S (2018) Tribological investigation of organic and inorganic friction modifiers with varying quantities of dispersants. In: 45th Leeds-Lyon Symposium on Tribology - Smart Tribology Systems, 4-7 September 2018, University of Leeds.

Umer, J, Morris, N, Leighton, M, Rahmani, R, Howell-Smith, SJ, Wild, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2018) Asperity level tribological investigation of automotive bore material and coatings. Tribology International, 117 . pp. 131-140. ISSN 0301-679X

Umer, J, Morris, N, Leighton, M, Rahmani, R, Howell-Smith, SJ and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2018) Characterisation of automotive bore material and coatings using atomic force microscopy. In: TriboUK2018, 12/4/2018 - 13/4/2018, University of Sheffield.

Morris, N, Shahmohamadi, H, Rahmani, R, Rahnejat, Homer ORCID: 0000-0003-2257-7102 and Garner, C (2018) Combined experimental and multiphase computational fluid dynamics analysis of surface textured journal bearings in mixed regime of lubrication. Lubrication Sciences .

Martinez-Insua-Rodriguez, A, Rahnejat, Homer ORCID: 0000-0003-2257-7102, Smith, MB, Rahmani, R, Morris, N, Umer, J and Howell-Smith, SJ (2018) Study of the lubricant-surface system for in-cylinder applications Abstract. In: TriboUK2016, 14-15 April 2016, University of Leeds.

Humphrey, E, Morris, N, Rahmani, R, Rahnejat, Homer ORCID: 0000-0003-2257-7102 and Rapson, G (2017) A test procedure to investigate lubricant-surface combination for high performance racing transmissions. In: 6th World Tribology Congress, 17/10/17 - 22/10/17, Beijing, China.

Morris, N, Rahmani, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2017) A hydrodynamic flow analysis for optimal positioning of surface textures. IMECHE Part J: Journal of Engineering Tribology, 231 (9). pp. 1140-1150. ISSN 1350-6501

Gore, M, Morris, N, Rahmani, R, Rahnejat, Homer ORCID: 0000-0003-2257-7102, King, P and Howell-Smith, SJ (2017) A combined analytical-experimental investigation of friction in cylinder liner inserts under mixed and boundary regimes of lubrication. Lubrication Science, 29 (5). pp. 293-316. ISSN 0954-0075

Umer, J, Morris, N, Leighton, M, Rahmani, R, Rahnejat, Homer ORCID: 0000-0003-2257-7102, Howell-Smith, SJ and Balakrishnan, S (2017) Nano-scale investigation of frictional characteristics of tribo-films in sliding contacts of representative in-cylinder conditions. In: 6th World Tribology Congress 2017, 17/09/17 - 22/09/17, Beijing, China.

Leighton, M, Davies, JA, Morris, N, Rahnejat, Homer ORCID: 0000-0003-2257-7102 and Trimmer, G (2017) A combined numerical and experimental investigation of disengaged wet clutch system power loss. In: World Tribology Congress 2017, 17-22 September 2017, Beijing, China.

Humphrey, E, Morris, N, Rahmani, R, Rahnejat, Homer ORCID: 0000-0003-2257-7102 and Rapson, G (2017) A test procedure to investigate lubricant-surface combinations for high-performance racing transmissions. In: 6th World Tribology Congress, 17/09/17 - 22/09/17, Beijing, China.

Leighton, M, Morris, N, Gore, M, Rahmani, R, Rahnejat, Homer ORCID: 0000-0003-2257-7102 and King, PD (2016) Boundary Interactions of Rough non-Gaussian Surfaces. Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology, 230 (11). pp. 1359-1370. ISSN 1350-6501

Morris, N, Suzuki, H, Shahmohamadi, H, Dwyer-Joyce, RS and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2016) Combined numerical and experimental investigation of surface textured journal bearings [Abstract]. In: Leeds-Lyon Symposium on Tribology, 6/9/16-9/9/16, Leeds Trinity University.

Leighton, M, Morris, N, Rahmani, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2016) Surface specific asperity model for prediction of friction in boundary and mixed regimes of lubrication. Meccanica, 52 (1). pp. 21-33. ISSN 0025-6455

Morris, N, Leighton, M, Rahmani, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2016) Hydrodynamic flow analysis for determination of the location of surface texture features. In: 43rd Leeds-Lyon Symposium on Tribology, 6/9/16-9/9/16, University of Leeds.

Umer, J, Rahnejat, Homer ORCID: 0000-0003-2257-7102, Rahmani, R, King, P, Martinez-Insua-Rodriguez, A and Morris, N (2016) Lubricant-surface system mitigating in-cylinder friction. In: TriboUK 2016, 14/4/16-15/4/16, University of Leeds.

Mohammadpour, M, Morris, N, Leighton, M and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2015) Effect of surface topography upon micro-impact dynamics. Surface Topography: Metrology and Properties, 4 (1).

Morris, N, Leighton, M, De la Cruz, M, Rahmani, R, Rahnejat, Homer ORCID: 0000-0003-2257-7102 and Howell-Smith, S (2015) Combined numerical and experimental investigation of the micro-hydrodynamics of chevron-based textured patterns influencing conjunctional friction of sliding contacts. Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology, 229 (4). pp. 316-335. ISSN 1350-6501

Leighton, M, Morris, N, Rahmani, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2015) Asperity Contact Modelling for Measured Surfaces. In: 11th International Tribology Conference, 10/3/15-12/3/15, University of Pretoria.

Leighton, M, Morris, N, Rahmani, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2015) An Averaged Approach to Asperity Contact Interactions for Non-Gaussian Lubricated Surfaces. In: 42nd Leeds-Lyon Symposium on Tribology, 7/9/15-9/9/15, Lyon, France.

Morris, N, Shahmohamadi, H, Rahmani, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2015) A CFD Study Comparing Surface Texture Features on Stationary and Entraining Surfaces. In: 42nd Leeds-Lyon Symposium on Tribology, 7/9/15-9/9/15, Lyon, France. (Unpublished)

Morris, N, Leighton, M, Rahmani, R, De-La-Cruz, M and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2014) Friction reduction in piston ring cylinder liner contact using textured surfaces. In: Lubrication, Maintenance and Tribotechnology Conference & Exhibition, 25/6/14-27/6/14, Manchester, UK. (Unpublished)

Leighton, M, Morris, N, Rahmani, R and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2014) The influence of large scale surface roughness on flow factors. In: Balkan Tribology Proceedings, 30/10/14-1/11/14, Sinaia, Romania.

De la Cruz, M, Gore, M, Morris, N and Rahnejat, Homer ORCID: 0000-0003-2257-7102 (2013) The Role of Laser Surface Textured Patterns on Friction in Reciprocating Contacts. In: ASME/STLE 2012 International Joint Tribology Conference, October 7–10, 2012, Denver, Colorado, USA.

Morris, N, Rahnejat, Homer ORCID: 0000-0003-2257-7102, Rahmani, R, King, P and Fitzsimons, B (2013) Performance evaluation of piston compression ring through accelerated wear in engine tests. In: ASME 2012 Internal Combustion Engine Division Spring Technical Conference, May 6–9, 2012, Torino, Piemonte, Italy.