N. Acuña

ORCID: 0000-0003-3746-0310
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Research Areas
  • Hydrogen embrittlement and corrosion behaviors in metals
  • Corrosion Behavior and Inhibition
  • Concrete Corrosion and Durability
  • Fatigue and fracture mechanics
  • Non-Destructive Testing Techniques
  • Material Properties and Failure Mechanisms
  • Structural Integrity and Reliability Analysis
  • Infrastructure Maintenance and Monitoring
  • Titanium Alloys Microstructure and Properties
  • Coastal and Marine Management
  • Rock Mechanics and Modeling
  • Electron and X-Ray Spectroscopy Techniques
  • Polymer crystallization and properties
  • Drilling and Well Engineering
  • Mechanical stress and fatigue analysis
  • Welding Techniques and Residual Stresses
  • Smart Materials for Construction
  • Orthopaedic implants and arthroplasty
  • Bone Tissue Engineering Materials
  • Material Selection and Properties
  • Mechanical Behavior of Composites
  • Structural Health Monitoring Techniques
  • Maritime Ports and Logistics
  • Fiber-reinforced polymer composites
  • Anodic Oxide Films and Nanostructures

Anahuac Mayab University
2012-2019

Autonomous University of Campeche
1996-2012

Universidad Marista de Mérida
1998

Purpose The purpose of this paper is to evaluate the electrochemical behaviour two carbon steels exposed acidic geothermal solutions and their resistance hydrogen induced cracking (HIC), in order determine effect damage on failure process used for line pipe casings at a plant. Design/methodology/approach Samples different steels: ASTM A‐53 Grade B (line pipe) API L‐80 (casing) were immersed duration 96 h electrolyte proposed by NACE susceptibility HIC. embedded non‐conducting Bakelite...

10.1108/00035591011058165 article EN Anti-Corrosion Methods and Materials 2010-06-29

Purpose To study the early stages of damage by corrosion fatigue (CF) in an austenitic stainless steel using electrochemical noise (EN) Technique. Design/methodology/approach Potential and current transients measured between two nominally identical electrodes during CF UNS S31603 SS were continuously monitored a zero‐resistance‐ammeter at different periods exposure to seawater. The tests carried out under cyclic loading constant amplitude, stress ratio R=0 load frequency ω=0.17 Hz. analysis...

10.1108/00035590510595111 article EN Anti-Corrosion Methods and Materials 2005-05-24

It has been postulated that the incorporation of cyclic or aromatic groups to chemical structure monomers/polymers could improve mechanical performance polymeric materials prepared from them. In this work, N-methacryloyloxyethyl-m-toluidine (MEET) monomer, a compound whose is similar diethylamino ethyl methacrylate (DEAEM) but having an ring, was synthesized. Acrylic bone cements were using either MEET DEAEM as co-monomer and systematic study potential influence adding structures on fatigue...

10.1080/00914037.2018.1525536 article EN International Journal of Polymeric Materials 2018-11-08

This work focuses on determining the influence of mixed stress conditions initiation fatigue cracks from corrosion pits in a UNS S31603 stainless steel. Fatigue limit was established as threshold criteria for crack semi-elliptic surface pits. The strain energy release rate range (G) around determined function pit aspect ratio (depth/major width axes: a/c), contour and orientation nominal linear elastic fracture mechanics approach. Results indicated that mode overcome minimum level or single...

10.4028/www.scientific.net/amr.65.39 article EN Advanced materials research 2009-03-01

The electrochemical behaviour of two carbon steels exposed to the acidic solutions and their resistance hydrogen induced cracking (HIC) is evaluated in order determine effect damage on failure process used line pipe casing at a geothermal plant. MethodologyApproach: Samples different steels, ASTM A-53 grade B (line pipe) API L-80 (casing) were immersed during 96 hours electrolyte proposed by NACE evaluate susceptibility HIC. embedded non-conducting bakelite potentiodynamic polarisation room...

10.4028/www.scientific.net/kem.449.62 article EN Key engineering materials 2010-09-01

Abstract The effect of exposure time, in the Gulf Mexico, on UNS S31603 stainless steel (SS) pitting corrosion resistance (PCR), was studied for 30 days using both open circuit potential (OCP) and potentiodynamic polarization (PP) techniques. Biofilm formation attack were subsequently observed scanning electron microscope (SEM) atomic force microscopy (AFM). It found that microorganisms colonizing specimen’s surface during first three testing, modified OCP towards electropositive values,...

10.5006/c1998-98698 article EN CORROSION 1998-03-22

Abstract The open circuit potential (OCP) and the pitting of 316L stainless steel (SS) have been determined as a function immersion time in tropical seawater. An increase noble direction OCP for short exposures was observed. After certain occasional fall rise values Pitting potentials measurements shows that relatively small seawater temperature can susceptibility to localized corrosion this alloy. Little or no effect exposure on SEM observation surface colonized by bacteria an microalgae...

10.5006/c1996-96504 article EN CORROSION 1996-03-24
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