Fracture toughness of cement paste constituents assessed by micro-scratching correlated with acoustic emission

J Němeček, R Čtvrtlík, L Václavek - Cement and Concrete Research, 2024 - Elsevier
The fracture toughness of cement paste is difficult to quantify both by standard
nanoindentation tests and by time-consuming and expensive measurements on micro …

Brazilian Tribology: origin, status quo and future perspectives

JDB de Mello, HL Costa - Surface Topography: Metrology and …, 2023 - iopscience.iop.org
This first regional issue published in STMP highlights the potential and importance of the
research carried out in Latin America regarding surface engineering and tribology. In order …

Computational modelling of frictional deformation of bimodal nanograined metals

J Li, T Chen, T Chen, Z Yun, X Xia - International Journal of Mechanical …, 2022 - Elsevier
Extensive experiments have shown that materials with heterogeneous microstructures
comprising grains with different sizes that span over at least one order of magnitude, such as …

Effect of sintering densification on micro-scale mechanical and tribological behaviour of niobium carbide

IF Machado, G Boidi, NK Fukumasu, AJO Tertuliano… - Wear, 2021 - Elsevier
The design of powder metallurgy components made of advanced ceramic materials
demands information on mechanical behaviour, which affects lifetime, wear and friction …

Nano-Scratch and Micro-Scratch Properties of CrN/DLC and DLC-W Coatings

FO Kolawole, MD dos Santos… - Materials …, 2023 - asmedigitalcollection.asme.org
Diamond-like carbon (DLC) coatings are well known for their excellent adhesion to silicon
wafers. However, they often exhibit poor adhesion properties on metallic substrates …

Effect of Ti/Si and Ti/TiN/Si interlayers on the structure, properties, and tribological behavior of an aC film deposited onto a C17200 copper-beryllium alloy

MD Santos, NK Fukumasu, AP Tschiptschin… - Surface and Coatings …, 2022 - Elsevier
Reduced hardness and wear resistance may limit SAE C17200 copper‐beryllium alloy use
in manufacturing applications, such as plunger tips of die casting machines and as cores …

Multi-pass scratch test on pearlitic steel: Phase identification and crystallographic orientation analysis of the sub-surface layers

JI Pereira, G Tressia, PC Machado, A Sinatora… - Wear, 2021 - Elsevier
In this study, the abrasive wear of pearlitic steel was investigated, including the
corresponding microstructural changes at the sub-surface. Multi-pass scratch tests were …

Stress state characterization of ductile materials during scratch abrasion

D Rajaraman, V Keim, K Pondicherry, A Nonn… - Wear, 2021 - Elsevier
Abrasive wear limits the lifetime of many machine components. Most empirical models relate
the abrasive wear resistance to material hardness. In reality, however, other material …

Scratch Response of Hollow Cathode Radiofrequency Plasma-Nitrided and Sintered 316L Austenitic Stainless Steel

M Broch, CP Fontoura, AO Lima, MFC Ordoñez… - Coatings, 2024 - mdpi.com
Low-temperature plasma nitriding is a thermochemical surface treatment that promotes
surface hardening and wear resistance enhancement without compromising the corrosion …

Influence of the synthesis technique on tribological behavior of a Ti-6Al-4V alloy

C Martinez, F Briones, N Araya, C Aguilar, I Machado… - Materials Letters, 2020 - Elsevier
In this work, the microstructure, mechanical properties and wear behaviour of Ti-6Al-4V alloy
were investigated. Ti-6Al-4V samples were obtained from different routes; i) a commercially …