Listar por autor "Fernández de Ara, Jonathan"

Comparative study of mechanical performance of AlCrSiN coating deposited on WC-Co and cBN hard substrates

Liang, Jing; Serra, Marc; Gordon, Sandra; Fernández de Ara, Jonathan; Almandoz Sánchez, Eluxka

; Llanes, Luis; Jimenez-Piqué, Emilio (MDPI, 2023) Artículo / Artikulua

The objective of this study is to explore and compare the mechanical response of AlCrSiN coatings deposited on two different substrates, namely, WC-Co and cBN. Nano-indentation was used to measure the hardness and elastic ...

Comparative study of tribomechanical properties of HiPIMS with positive pulses DLC coatings on different tools steels

Claver Alba, Adrián

; Jiménez-Piqué, Emilio; Palacio, José F.; Almandoz Sánchez, Eluxka

; Fernández de Ara, Jonathan; Fernández, Iván; Santiago, José A.; Barba Areso, Eneko; García Lorente, José Antonio

(MDPI, 2021) Artículo / Artikulua

Diamond-like carbon (DLC) coatings are very interesting due to their extraordinary properties; their excellent wear resistance, very low friction coefficient, great hardness, high elastic modulus or biocompatibility can ...

CrAlON CAE-PVD coatings for oxidation and wear protection of TZM alloys in FAST sintering applications

Almandoz Sánchez, Eluxka

; Fernández de Ara, Jonathan; Martínez de Bujanda Carasusán, Javier; Palacio, José F.; Rodríguez Trías, Rafael

(Elsevier, 2018) Artículo / Artikulua

In this work CrAlO and CrAlO/CrAlN multilayers deposited by cathodic arc evaporation are evaluated as protective films in metal and ceramic powder FAST sintering tool dies fabricated in titanium-zirconium-molybdenum allows ...

Desarrollo de procesos termoquímicos para el tratamiento simultáneo de envejecimiento y nitruración en plasma de aceros maraging

Fernández de Ara, Jonathan (2015) Tesis doctoral / Doktoretza tesia

El trabajo de investigación que se describe en esta tesis persigue un objetivo fundamental, que es el desarrollo de procesos de nitruración en plasma activados por arco eléctrico, susceptibles de ser trasladados a escala ...

Development of an irradiation equipment to accelerate the degradation of rosé wine in antique green and flint bottles

Moriones, Jennifer; Jiménez Moreno, Nerea

; Ancín Azpilicueta, Carmen

; Fernández de Ara, Jonathan; Navarcorena, Beatriz; Almandoz Sánchez, Eluxka

; Esparza Catalán, Irene

(Elsevier, 2023) Artículo / Artikulua

Flint bottles make ros´e wines more attractive to the customers and, also, allow them to detect oxidation problems in the color of these wines. Nonetheless, transparent bottles do not protect wines from light. In this ...

Improved adhesion and tribological properties of altin-tisin coatings deposited by dcms and hipims on nitrided tool steels

Claver Alba, Adrián

; Randulfe Ceballos, Jesús José; Palacio, José F.; Fernández de Ara, Jonathan; Almandoz Sánchez, Eluxka

; Montalá, Francesc; Colominas, Carles; Cot, Víctor; García Lorente, José Antonio

(MDPI, 2021) Artículo / Artikulua

Hard coatings, such as AlTiN-TiSiN, deposited by Physical Vapor Deposition (PVD) techniques are widely used in industrial applications to protect and increase the lifetime of industrial components, such as cutting tools, ...

Improved adhesion of cathodic arc PVD AlCrSiN coating on ion-implanted WC-Co substrates

Ortiz Membrado, Laia; García-González, Sandra; Orrit-Prat, Jordi; Bonet, Raül; Caro, Jaume; Fernández de Ara, Jonathan; Almandoz Sánchez, Eluxka

; Llanes, Luis; Jiménez-Piqué, Emilio (Elsevier, 2023) Artículo / Artikulua

Ion implantation has been shown to improve adhesion strength of AlCrSiN coatings due to a synergic enhancement on fracture toughness and load bearing capability of the substrate that can potentially increase the in-service ...

Improvement of the tribocorrosion properties of cemented carbide (WC-Tic-Co) samples with PVD coating

García Lorente, José Antonio

; Claver Alba, Adrián

; Marques, Mikel; Almandoz Sánchez, Eluxka

; Fernández de Ara, Jonathan; Palacio, José F.; Azkona, Ibon (MDPI, 2022) Artículo / Artikulua

This study aims to investigate the improvement of the tribocorrosion properties of WC-TiC-Co substrates by coating them with hard coatings such as AlCrSiN using cathodic arc deposition. WC-TiC-Co is commonly used in the ...

Mechanical performance of AlCrSiN and AlTiSiN coatings on inconel and steel substrates after thermal treatments

Liang, Jing; Almandoz Sánchez, Eluxka

; Ortiz Membrado, Laia; Rodríguez Lozano, Rafael

; Fernández de Ara, Jonathan; García Fuentes, Gonzalo

; Llanes, Luis; Jiménez Piqué, Emilio (MDPI, 2022) Artículo / Artikulua

The objective of this study was to explore the mechanical properties of AlCrSiN and AlTiSiN coatings deposited on Inconel and steel substrates after thermal treatments of 500 °C and 800 °C. Nanoindentation was used to ...