Progress in sustainable recycling and circular economy of tungsten carbide hard metal scraps for industry 5.0 and onwards

R Kumar, A Kariminejad, M Antonov, D Goljandin… - Sustainability, 2023 - mdpi.com
In spite of the critical environmental impacts of mining and the associated geopolitical supply
risk, the strategic importance of rare metal tungsten is escalated by rapid expansions in …

Bioinspired and Multifunctional Tribological Materials for Sliding, Erosive, Machining, and Energy-Absorbing Conditions: A Review

R Kumar, M Rezapourian, R Rahmani, HS Maurya… - Biomimetics, 2024 - mdpi.com
Friction, wear, and the consequent energy dissipation pose significant challenges in
systems with moving components, spanning various domains, including …

Synergistic effect of Ag and MoS2 on high-temperature tribology of self-lubricating NiCrBSi composite coatings by laser metal deposition

R Kumar, M Antonov, M Varga, I Hussainova… - Wear, 2023 - Elsevier
To increase the performance of the tool materials operating at high temperatures (HT), the
protection of the surface from wear is usually needed. Conventional lubricants pose …

Tribological behavior of Ni-based self-lubricating claddings containing sulfide of nickel, copper, or bismuth at temperatures up to 600 C

R Kumar, H Torres, S Aydinyan, M Antonov… - Surface and Coatings …, 2023 - Elsevier
Self-lubricating coatings extend the efficient dry-operational life of cutting and forming tools.
In the current work, millimeter-thick NiCrBSi coatings with 10 wt% metal sulfide ie Ni 3 S 2 …

Enhancing fretting wear behavior of Ti64 alloy: The impact of surface textures and CrN-MoS2-Ag composite coating

T Narayana, SS Saleem - Tribology International, 2024 - Elsevier
The fretting wear resistance of Ti64 alloy improved with the incorporation of circular surface
textures and CrN-MoS 2-Ag coatings fabricated using Nd: YAG laser and RF Magnetron …

A Ni-Bi self-lubricating Ti6Al4V alloy for high temperature sliding contacts

H Torres, K Pichelbauer, S Budnyk… - Journal of Alloys and …, 2023 - Elsevier
Components made of titanium alloys such as Ti6Al4V operate often close to their
thermomechanical limits in aerospace applications, leading to an increased onset of …

Enhancing tribological performance of NiAl–Bi2O3–Cr2O3 composite coating via in-situ grown NiBi compound

H Sun, S Wan, G Yi, ST Pham, SM Collins, B Xin… - Wear, 2024 - Elsevier
To provide a feasible solution for realizing low friction and wear on the surface of moving
parts in a wide temperature range, we report a facile strategy to achieve the improved …

Effect of Graphene Nanoplatelet Content on Mechanical and Elevated-Temperature Tribological Performance of Self-Lubricating ZE10 Magnesium Alloy …

S Kandemir, S Yöyler, R Kumar, M Antonov, H Dieringa - Lubricants, 2024 - mdpi.com
Magnesium (Mg) and graphene in alloy formulations are of paramount importance for
lightweight engineering applications. In the present study, ZE10 Mg-alloy-based …

Temperature-induced wear micro-mechanism transition in additively deposited nickel alloys with different solid lubricants

R Kumar, I Hussainova, M Antonov, HS Maurya… - Wear, 2024 - Elsevier
Additive manufacturing of self-lubricating alloys plays a crucial role in the production of
complex wear-resistant components and in expanding repair capabilities, especially for …

Effect of argon and nitrogen environments on the structure and properties of protective cermet coatings based on titanium borides obtained by electric arc surfacing

A Konstantinov, A Chizhikov, A Zhidovich… - Ceramics …, 2024 - Elsevier
The aim of this work was to enhance the mechanical and tribological properties of an alpha
titanium substrate by forming a protective cermet coating on its surface. In this study …