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Št. zadetkov: 8
Superior macro-scale tribological performance of steel contacts based on graphene quantum dots in aqueous glycerol
Irfan Nadeem, Matjaž Malok, Janez Kovač, Talha Bin Yaqub, Albano  Cavaleiro, Mitjan Kalin
Izvirni znanstveni članek
Oznake: grafen;grafenske kvantne pike;grafit;vodni glierol;super nizko trenje;zelena tribologija;graphene;graphene quantum dots;graphite;aqueous glycerol;super-low friction;green tribology;
Reducing friction is one of the best ways to lower energy consumption and make processes more environmentally friendly. Because of the growing interest in green lubricants, we investigated the synergetic effects of graphene quantum dots (GQDs) combined with aqueous glycerol to improve the lubricatio ...
Leto: 2023 Vir: Fakulteta za strojništvo (UL FS)
Superlubricity of diamond-like carbon coating lubricated with aqueous glycerol under electrified sliding conditions
Parveen Kumar, Irfan Nadeem, Abqaat Naseer, Talha Bin Yaqub, Ardian Morina, Mitjan Kalin
Izvirni znanstveni članek
Oznake: superlubricity;hydrogenated diamond-like carbon;electro-tribology;aqueous glycerol;electrified interfaces;graphitization;
Hydrogenated diamond-like carbon (H-DLC) coatings are promising materials for minimizing electrical degradation under electrified sliding systems. However, its safe operational voltage threshold required to avoid dielectric breakdown, electrical arcing, and lubrication failure, especially under aque ...
Leto: 2026 Vir: Fakulteta za strojništvo (UL FS)
Electro-stimulated tribological behavior of DLC coatings under unlubricated sliding conditions
Parveen Kumar, Talha Bin Yaqub, Rahul Kumar, Irfan Nadeem, Ardian Morina, Mitjan Kalin
Izvirni znanstveni članek
Oznake: electrical damage;diamond-like carbon (DLC) coatings;electric tribology;friction;dry sliding wear;electric vehicles;
As EV systems evolve, higher demands are placed on the reliability and sustainability of tribological components operating under combined mechanical and electrical stresses. Electrical damage arises when stray currents pass through bearing contacts, leading to electrical arcing, pitting, and surface ...
Leto: 2025 Vir: Fakulteta za strojništvo (UL FS)
Nitrogen alloyed MoSe▫$_2$▫ coatings
Talha Bin Yaqub, Irfan Nadeem, Filipe Daniel Fernandes, Khurram Yaqoob, Mitjan Kalin, Albano  Cavaleiro
Izvirni znanstveni članek
Oznake: friction and wear MoSeN coatings;TMDs;PVD sputtering;diverse environment sliding;
Transition metal dichalcogenide (TMD) coatings are gaining increasing interest among the scientific community as eco-friendly solutions for reducing friction, improving energy conservation, and lowering carbon footprints. N-alloyed MoSe▫$_2$▫ coatings (MoSeN), a subset of TMDs, remain largely undere ...
Leto: 2025 Vir: Fakulteta za strojništvo (UL FS)
Investigating the effects of long-term ambient air storage on the sliding properties of n-alloyed MoSe▫$_2$▫ coatings
Talha Bin Yaqub, Irfan Nadeem, Muhammad Aneeq Haq, Muhammad Yasir, Albano  Cavaleiro, Mitjan Kalin
Izvirni znanstveni članek
Oznake: MoSeN coatings;storage life cycle;solid lubricant;friction and wear;aerospace industry;
Transition metal dichalcogenide coatings have emerged as potential candidates for terrestrial and aerospace mobility applications. Among these, the alloyed MoSe▫$_2$▫ coatings have displayed promising results while sliding in diverse environments. N-alloyed MoSe▫$_2$▫ coatings provide the additional ...
Leto: 2025 Vir: Fakulteta za strojništvo (UL FS)
Mechanical properties, microstructure, and tribological performance of coated polyether-ketone-ketone (PEKK) polymer
Abbas Al-Rjoub, Talha Bin Yaqub, Irfan Nadeem, Albano  Cavaleiro, Mitjan Kalin, Nazanin Emami
Izvirni znanstveni članek
Oznake: coated PEKK;friction;wear;coating adhesion;
This study investigates the mechanical properties, microstructure, and tribological performance of CrN and CrAlN coatings. The coatings were deposited by low power DC reactive magnetron sputtering (PVD) on semicrystalline polyether-ketone-ketone (PEKK) substrates. Differential scanning calorimetry ( ...
Leto: 2025 Vir: Fakulteta za strojništvo (UL FS)
Enhancing the tribological performance of polyether ether ketone (PEEK) polymer using carbon-alloyed transition metal dichalcogenide coatings
Talha Bin Yaqub, Abbas Al-Rjoub, Irfan Nadeem, Parveen Kumar, Filipe Daniel Fernandes, Todor Vuchkov, Albano  Cavaleiro, Mitjan Kalin
Izvirni znanstveni članek
Oznake: PEEK polymer;transition metal dichalcogenide;WSC coatings;surface modification;PVD magnetron sputtering;tribological performance;
The demand for light-weight polymeric materials such as polyether ether ketone (PEEK) is increasing for advanced engineering components, like polymeric gears. However, the intrinsic limitations of PEEK, including high friction, poor wear resistance, and rapid surface degradation restrict its larger ...
Leto: 2026 Vir: Fakulteta za strojništvo (UL FS)
Synthesis, structural and tribological properties of tailored MoSex / WSx based coatings for multi-environment industrial applications
Talha Bin Yaqub, Filipe Daniel Fernandes, Hongbo Ju, Amessalu Atenafu Gelaw, Fabio Ferreira, Mitjan Kalin, Albano  Cavaleiro, Manuel Evaristo
Izvirni znanstveni članek
Oznake: transition metal dichalcogenide (TMD);WS2/MoSe2;solid lubricant;dry N2;high temperature;tribology;aerospace;
Transition metal dichalcogenide (TMD) coatings have been employed as industrial low friction solid lubricants for machine components operating in vacuum and dry environments. However, their properties degrade in ambient air due to low moisture resistance. Moreover, the pure TMD coatings possess high ...
Leto: 2026 Vir: Fakulteta za strojništvo (UL FS)
Št. zadetkov: 8
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