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Journal Articles

The Effect of Spherical Hybrid Silica–Molybdenum Disulfide on the Lubricating Characteristics of Castor Oil

Gulshan Verma, A. P. Harsha, O. P. Khatri
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. December 2023, 145(12): 121701.
Paper No: TRIB-23-1078
https://doi.org/10.1115/1.4062996
Published Online: August 18, 2023
View Article titled, The Effect of Spherical Hybrid Silica–Molybdenum Disulfide on the Lubricating Characteristics of Castor Oil
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Topics: Lubricants, Lubrication, Particulate matter, Wear, Molybdenum, Stability, Friction, Tribology
Journal Articles

Tribological Investigations of Two-Dimensional Nanostructured Lamellar Materials as Additives to Castor-Oil-Derived Lithium Grease

Sooraj Singh Rawat, A. P. Harsha, Om P. Khatri
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. September 2022, 144(9): 091902.
Paper No: TRIB-21-1575
https://doi.org/10.1115/1.4054102
Published Online: May 3, 2022
View Article titled, Tribological Investigations of Two-Dimensional Nanostructured Lamellar Materials as Additives to Castor-Oil-Derived Lithium Grease
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Topics: Friction, Graphene, Lithium, Nanomaterials, Steel, Tribology, Wear, Lubrication, Lubricants, Boundary lubrication
Journal Articles

Augmentation in Tribological Performance of Polyalphaolefins by COOH-Functionalized Multiwalled Carbon Nanotubes as an Additive in Boundary Lubrication Conditions

Homender Kumar, A. P. Harsha
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 2021, 143(10): 102202.
Paper No: TRIB-21-1067
https://doi.org/10.1115/1.4051392
Published Online: June 16, 2021
View Article titled, Augmentation in Tribological Performance of Polyalphaolefins by COOH-Functionalized Multiwalled Carbon Nanotubes as an Additive in Boundary Lubrication Conditions
Open the PDF for Augmentation in Tribological Performance of Polyalphaolefins by COOH-Functionalized Multiwalled Carbon Nanotubes as an Additive in Boundary Lubrication Conditions in another window
Topics: Multi-walled carbon nanotubes, Tribology, Wear, Friction, Disks, Lubricants
Journal Articles

Pristine, Reduced, and Alkylated Graphene Oxide as Additives to Paraffin Grease for Enhancement of Tribological Properties

Sooraj Singh Rawat, A. P. Harsha, O. P. Khatri, Rolf Wäsche
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. February 2021, 143(2): 021903.
Paper No: TRIB-20-1211
https://doi.org/10.1115/1.4047952
Published Online: August 14, 2020
View Article titled, Pristine, Reduced, and Alkylated Graphene Oxide as Additives to Paraffin Grease for Enhancement of Tribological Properties
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Topics: Graphene, Nanomaterials, Paraffin wax, Tribology, Wear, Steel, Friction, Lubrication
Journal Articles

Study of Tribological Properties of Multilayer Ti/TiN Coating Containing Stress Absorbing Layers

Amod Kashyap, A. P. Harsha, Harish C. Barshilia, Venkataramana Bonu, Praveen Kumar V., Ranjan K. Singh
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. November 2020, 142(11): 111401.
Paper No: TRIB-20-1058
https://doi.org/10.1115/1.4047195
Published Online: June 8, 2020
View Article titled, Study of Tribological Properties of Multilayer Ti/TiN Coating Containing Stress Absorbing Layers
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Topics: Coating processes, Coatings, Stress, Tribology, Wear, Friction, Scanning electron microscopes, Temperature
Includes: Supplementary data
Journal Articles

Investigation on Friction, Anti-wear, and Extreme Pressure Properties of Different Grades of Polyalphaolefins With Functionalized Multi-walled Carbon Nanotubes as an Additive

Homender Kumar, A. P. Harsha
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. August 2020, 142(8): 081702.
Paper No: TRIB-19-1497
https://doi.org/10.1115/1.4046571
Published Online: April 9, 2020
View Article titled, Investigation on Friction, Anti-wear, and Extreme Pressure Properties of Different Grades of Polyalphaolefins With Functionalized Multi-walled Carbon Nanotubes as an Additive
Open the PDF for Investigation on Friction, Anti-wear, and Extreme Pressure Properties of Different Grades of Polyalphaolefins With Functionalized Multi-walled Carbon Nanotubes as an Additive in another window
Topics: Friction, Multi-walled carbon nanotubes, Wear, Pressure, Tribology, Lubricants
Journal Articles

Pristine and Alkylated MoS 2 Nanosheets for Enhancement of Tribological Performance of Paraffin Grease Under Boundary Lubrication Regime

Sooraj S. Rawat, A. P. Harsha, Deepak P. Agarwal, Sangita Kumari, Om P. Khatri
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. July 2019, 141(7): 072102.
Paper No: TRIB-19-1035
https://doi.org/10.1115/1.4043606
Published Online: May 15, 2019
View Article titled, Pristine and Alkylated MoS 2 Nanosheets for Enhancement of Tribological Performance of Paraffin Grease Under Boundary Lubrication Regime
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Topics: Paraffin wax, Tribology, Wear, Friction
Journal Articles

On the Sliding Wear Behavior of PAEK Composites in Vacuum Environment

Géraldine Theiler, A. P. Harsha, Thomas Gradt
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. April 2019, 141(4): 044502.
Paper No: TRIB-18-1234
https://doi.org/10.1115/1.4042271
Published Online: January 25, 2019
View Article titled, On the Sliding Wear Behavior of PAEK Composites in Vacuum Environment
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Topics: Composite materials, Vacuum, Wear, Friction, Polymers
Journal Articles

Synthesis, Characterization, and Tribological Studies of Calcium–Copper–Titanate Nanoparticles as a Biolubricant Additive

Rajeev Nayan Gupta, A. P. Harsha
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. March 2017, 139(2): 021801.
Paper No: TRIB-15-1400
https://doi.org/10.1115/1.4033714
Published Online: August 11, 2016
View Article titled, Synthesis, Characterization, and Tribological Studies of Calcium–Copper–Titanate Nanoparticles as a Biolubricant Additive
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Topics: Nanoparticles, Tribology, Wear, Copper, Stress
Journal Articles

Development of Tribological Test Equipment and Measurement of Galling Resistance of Various Grades of Stainless Steel

A. P. Harsha, P. K. Limaye, Rajnesh Tyagi, Ankit Gupta
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. April 2016, 138(2): 024501.
Paper No: TRIB-15-1057
https://doi.org/10.1115/1.4031398
Published Online: September 23, 2015
View Article titled, Development of Tribological Test Equipment and Measurement of Galling Resistance of Various Grades of Stainless Steel
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Topics: Galling, Stainless steel, Stress, Tribology