Browsing by Research Group "Tecnologías de superficies"
Now showing items 1-20 of 25
-
A novel soft tissue prediction methodology for orthognathic surgery based on probabilistic finite element modelling
(PLOS, 2018)Repositioning of the maxilla in orthognathic surgery is carried out for functional and aesthetic purposes. Pre-surgical planning tools can predict 3D facial appearance by computing the response of the soft tissue to the ... -
An all-in-one numerical methodology for fretting wear and fatigue life assessment
(Gruppo Italiano Frattura, 2016)Many mechanical components such as, bearing housings, flexible couplings and spines or orthopedic devices are simultaneously subjected to a fretting wear and fatigue damage. For this reason, the combined study on a single ... -
Bactericidal Surfaces: An Emerging 21st Century Ultra-Precision Manufacturing and Materials Puzzle
(AIP Publishing, 2021)Progress made by materials scientists in recent years has greatly helped the field of ultra-precision manufacturing. Ranging from healthcare to electronics components, phenomena such as twinning, dislocation nucleation, ... -
Ball-on-flat linear reciprocating tests: Critical assessment of wear volume determination methods and suggested improvements for ASTM D7755 standard
(Elsevier B.V., 2021)This work presents a critical assessment of wear volume determination methods for ball-on-flat linear reciprocating sliding tribological tests. It revealed that the ASTM D7755-11 standard leads to the highest relative ... -
Challenges and issues in continuum modelling of tribology, wear, cutting and other processes involving high-strain rate plastic deformation of metals
(Elsevier Ltd., 2022)Contribution of finite element method (FEM) as a modelling and simulation technique to represent complex tribological processes has improved our understanding about various biomaterials. This paper presents a review of the ... -
Chondroitin and Dermatan Sulfate Bioinks for 3D Bioprinting and Cartilage Regeneration
(Wiley, 2022)Cartilage is a connective tissue which a limited capacity for healing and repairing. In this context, osteoarthritis (OA) disease may be developed with high prevalence in which the use of scaffolds may be a promising ... -
Corrosion and tribocorrosion characterisation of Ti13Nb13Zr alloy in oral environment for dental implants
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2015)Ageing of the population together with the increase of life’s quality in developed societies, has lead to a change of population needs from the health point of view. Dentist placing dentures are increasingly fewer, since ... -
A coupled 3D wear and fatigue numerical procedure: Application to fretting problems in ultra-high strength steel wires
(Elsevier Ltd., 2021)This work presents a coupled 3D wear and fatigue numerical procedure for fretting problems in ultra-high strength steel wires that combines Archard’s wear equation with the Smith–Watson–Topper parameter to predict crack ... -
Definición de una metodología optimizada para la simulación del desgaste en materiales
(Consejo Superior de Investigaciones Científicas (CSIC), 2010)The wear simulation with finite element method (FEM) presents great advantages for the improvement of components, because of the reduction in the cost in comparison to the experimental procedure (test time, materials, ... -
Desarrollo de una metodología de cálculo para el diseño de una bomba de calor Stirling oscilante
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2015)Estudios recientes muestran que las medidas de la UE y los esfuerzos relacionados con la industria deberían aumentarse para alcanzar el objetivo de ahorro de energía. Una de las medidas de ahorro de energía en el entorno ... -
Development of a Modular Fretting Wear and Fretting Fatigue Tribometer for Thin Steel Wires: Design Concept and Preliminary Analysis of the Effect of Crossing Angle on Tangential Force
(MDPI AG, 2019)This work presents the design of a modular ad-hoc fretting fatigue and fretting wear tribotester for thin steel wires. The working principles of the diffrent modules are described, such as the displacement and contact ... -
Finite element modelling and experimental validation of fretting wear in thin steel wires
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2012)Fretting wear is one of the main degradation mechanism produced in steel wire ropes. This phenomenon leads to produce wear scars between the contacting thin steel wires reducing considerably the fatigue life of these ... -
The Interaction between the Sheet/Tool Surface Texture and the Friction/Galling Behaviour on Aluminium Deep Drawing Operations
(MDPI, 2021)The increasing demands for lightweight design in the transport industry have led to an extensive use of lightweight materials such as aluminium alloys. The forming of aluminium sheets however presents significant challenges ... -
Lack of association of cranial lacunae with intracranial hypertension in children with Crouzon syndrome and Apert syndrome: a 3D morphometric quantitative analysis
(Springer Berlin Heidelberg, 2019)Purpose Cranial lacunae (foci of attenuated calvarial bone) are CT equivalents ofBcopper beating seen on plain skull radio-graphs in children with craniosynostosis. The qualitative presence of copper beating has not been ... -
Numerical study of advanced friction modelling for sheet metal forming: influence of the die local roughness
(Elsevier Ltd., 2022)Numerical simulation of sheet metal forming processes has become indispensable in the last decades. Although the complexity of the frictional behaviour is identified as a key factor for the prediction accuracy, the industry ... -
On the Role of a ZDDP in the Tribological Performance of Femtosecond Laser-Induced Periodic Surface Structures on Titanium Alloy against Different Counterbody Materials
(MDPI, 2019)Laser-induced periodic surface structures (LIPSS, ripples) with ~500–700 nm period were produced on titanium alloy (Ti6Al4V) surfaces upon scan processing in air by a Ti:sapphire femtosecond laser. The tribological ... -
On the Role of Contact and System Stiffness in the Measurement of Principal Variables in Fretting Wear Testing
(MDPI AG, 2020)In this work, the role of the contact stiffness in the measurement of principal variables in fretting wear tests is assessed. Several fretting wear tribometers found in the literature, including one developed by the authors, ... -
A population-specific material model for sagittal craniosynostosis to predict surgical shape outcomes
(Springer Nature, 2020)Sagittal craniosynostosis consists of premature fusion (ossification) of the sagittal suture during infancy, resulting in head deformity and brain growth restriction. Spring-assisted cranioplasty (SAC) entails skull incisions ... -
Simulación numérica y validación experimental de fenómenos de desgaste y fatiga por fretting en aceros trefilados de reducido diámetro
(Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2016)Many mechanical components such as, bearing housings, exible couplings and spines or steel wires are simultaneously subjected to fatigue and fretting damage. Fretting phenomenon arises when two bodies are in contact subjected ...
