Now showing items 1-12 of 204

    • Laser surface texturing of PECM tools and the validation 

      Ernst, Andreas T.; Llanes Pitarch, Luis Miguel (Elsevier, 2020)
      Article
      Open Access
      As a non-contact unconventional machining approach, Electrochemical Machining (ECM), it is widely used for the machining of modern high-strength materials in the automotive, aerospace, or medical industry. ECM is also ...
    • Fabrication of interference textures on cemented carbides using nanosecond and femtosecond laser pulses 

      Llanes Pitarch, Luis Miguel (Elsevier, 2020)
      Article
      Open Access
      Laser surface texturing is becoming popular in recent years, as its application in variant fields can bring in many benefits, such as to improve tribological performances of contact surfaces. As frontline engineering ...
    • 3D FIB/FESEM tomography of grinding-induced damage in WC-Co cemented carbides 

      Roa Rovira, Joan Josep; Llanes Pitarch, Luis Miguel (Elsevier, 2020)
      Article
      Open Access
      WC-Co cemented carbides (hardmetals) represent the backbone materials for the tooling industry. In order to achieve particular tool geometries, diamond wheel grinding is a well-established method for machining hardmetals. ...
    • Corrosion-induced changes on Hertzian contact damage in cemented carbides 

      Zheng, Yafeng; Fargas Ribas, Gemma; Lavigne, Olivier; Roitero, Erica; Llanes Pitarch, Luis Miguel (2020-11-01)
      Article
      Restricted access - publisher's policy
      In this study, the influence of corrosion on the mechanical response and damage induced under Hertzian indentation is assessed for three cemented carbides with metallic binders of different chemical nature. Corrosion ...
    • Superficial effects of ball burnishing on TRIP steel AISI 301LN sheets 

      Jerez Mesa, Ramón; Fargas Ribas, Gemma; Roa Rovira, Joan Josep; Llumà Fuentes, Jordi; Travieso Rodriguez, Jose Antonio (Multidisciplinary Digital Publishing Institute (MDPI), 2021-01-03)
      Article
      Open Access
      This paper explores the consequences of applying an ultrasonic vibration-assisted ball burnishing process and its non-vibration assisted version on the topology and subsurface microstructure of a transformation-induced ...
    • Cyclic contact fatigue of cemented carbides under dry and wet conditions: Correlation between microstructure, damage and electrochemical behavior 

      Roa Rovira, Joan Josep; Simison, Sílvia Noemí; Grasso, J.; Arcidiacono, M.; Escalada, Lisandro; Soldera, Flavio; García, José; Sosa, Amadeo Daniel (2020-11-01)
      Article
      Restricted access - publisher's policy
      The correlation between the damage induced under cyclic contact fatigue and their electrochemical behavior (anodic polarization curves) for different WC-Co-based cemented carbides grades was investigated at the macrometric ...
    • Metales ‘de cine’: el juego de las ‘siete’ diferencias 

      Bolancer, Isis; Salán Ballesteros, Maria Núria (2020-12-09)
      Article
      Restricted access - publisher's policy
      Los metales han sido siempre tesoros ocultos, gracias a los cuales, la humanidad ha podido evolucionar y alcanzar niveles superiores en el juego de la vida. Son las pequeñas llaves con las que desbloquear nuevos hallazgos, ...
    • Performance of laser surface textured cemented carbide tools during abrasive machining: Coating effects, surface integrity assessment and wear characterization 

      Fang, Shiqi; Klein, Sven; Bähre, Dirk; Llanes Pitarch, Luis Miguel (Elsevier, 2020-11-01)
      Article
      Restricted access - publisher's policy
      Laser surface texturing (LST) and coating deposition are implemented on cemented carbide (WC-CoNi) tools to extent their application in abrasive-like machining processes. The topographic features of a conventional cubic ...
    • Assessment of wear micromechanisms on a laser textured cemented carbide tool during abrasive-like machining by FIB/FESEM 

      Fang, Shiqi; Bähre, Dirk; Llanes Pitarch, Luis Miguel (2020-11-02)
      Article
      Open Access
      The combined use of focused ion beam (FIB) milling and field-emission scanning electron microscopy inspection (FESEM) is a unique and successful approach for assessment of near-surface phenomena at specific and selected ...
    • Novel mechanical characterization of austenite and ferrite phases within duplex stainless steel 

      Besharatloo, H.; Carpio Garza, Marcel Francisco; Cabrera Marrero, José M.; Mateo García, Antonio Manuel; Fargas Ribas, Gemma; Wheeler, Jeffrey; Roa Rovira, Joan Josep; Llanes Pitarch, Luis Miguel (Multidisciplinary Digital Publishing Institute (MDPI), 2020-10)
      Article
      Open Access
    • Design of alternative binders for hard materials 

      Nicolás, M. de; Besharatloo, Hossein; Alvaredo Olmos, Paula; Roa Rovira, Joan Josep; Llanes Pitarch, Luis Miguel; Gordo Odériz, Elena (2020-02-01)
      Article
      Restricted access - publisher's policy
      In the last years, a special interest has emerged towards the total or partial substitution of traditional cemented carbides composing elements. In this study, a systematic methodology is presented and used to design ...
    • Influence of the processing route on the properties of Ti(C,N)-Fe15Ni cermets 

      Nicolás Morillas, Maria de; Besharatloo, Hossein; Wheeler, J.M.; Dios Pérez, Miguel de; Alvaredo Olmos, Paula; Roa Rovira, Joan Josep; Ferrari, B; Llanes Pitarch, Luis Miguel; Gordo Odériz, Elena (2020-02-01)
      Article
      Restricted access - publisher's policy
      This study aims to understand the influence of powder preparation and processing steps on the microstructure and properties of Ti(C,N)-Fe15Ni cermets with 70 and 80 vol% of ceramic phase. Two routes were used for powder ...