Search Results - "Paredes, Marcelo"

Effective Hilbert’s irreducibility theorem for global fields by Paredes, Marcelo, Sasyk, Román

“…We prove an effective form of Hilbert’s irreducibility theorem for polynomials over a global field K . More precisely, we give effective bounds for the number…”
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Prediction of crack initiation and propagation in X70 pipeline steels by Paredes, Marcelo, Wierzbicki, Tomasz, Zelenak, Paul

“…The present work deals with the concept of post-initiation softening applied to ductile crack initiation and propagation problems in thick structural…”
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On mechanical response of Zircaloy-4 under a wider range of stress states: From uniaxial tension to uniaxial compression by Paredes, Marcelo, Wierzbicki, Tomasz

“…The present work summarizes the experimental campaign and computational effort performed on Zircaloy-4 material commonly used in nuclear applications. The…”
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Changes in Body Composition and Physical Performance after a Six-Week International Tour in Young Chilean Female Tennis Players by Luna-Villouta, Pablo, Contreras, Luis Valenzuela, Salazar, Cristian Martínez, Valderrama, Jorge Flández, Matus-Castillo, Carlos, Flores-Rivera, Carol, Paredes-Arias, Marcelo, Vargas-Vitoria, Rodrigo

“…Junior tennis players travel a lot to play tennis tournaments; this causes them to spend a lot of time away from their homes and disrupts their training, which…”
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Further results in J and CTOD estimation procedures for SE(T) fracture specimens – Part II: Weld centerline cracks by Paredes, Marcelo, Ruggieri, Claudio

“…This work examines the effect of weld strength mismatch on J and CTOD fracture parameters using single edge notch tension (SE(T)) specimens. A central…”
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Engineering approach for circumferential flaws in girth weld pipes subjected to bending load by Paredes, Marcelo, Ruggieri, Claudio

“…The current investigation pursues extending the applicability of fully plastic solutions for J-integral and crack-tip opening displacement (CTOD), originally…”
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Caracterización Antropométrica y Composición Corporal de Tenistas de Elite Varones y Damas de Chile by Villouta, Pablo Luna, Correia-de-Campos, Luis Felipe Castelli, Paredes-Arias, Marcelo, Vargas-Vitoria, Rodrigo, Martínez-Salazar, Cristian, Araneda-Garces, Nelson

“…RESUMEN: El objetivo del estudio fue determinar las características antropométricas y de composición corporal en jóvenes tenistas de elite chilenos. El estudio…”
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Influence of Cold Drawing on Phase Transformation and Tensile Properties of FeCrMn Austenitic Stainless Steel 201 by Masoumi, Mohammad, de Oliveira, Silvio E., Paredes, Marcelo

“…Manganese stabilizes the austenite and reduces the stacking fault energy in face‐centered cubic (FCC) structures, promoting the formation of hexagonal and…”
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Fracture prediction on hydrogen-charge notched samples using a stress-state-dependent phenomenological model by Sarzosa, Diego F.B., Paredes, Marcelo, Ruggieri, Claudio

“…There is a consensus for transitioning to clean energy sources to meet the world’s energy demands. Hydrogen is a candidate to supply green energy. However,…”
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On ductile fracture of 316L stainless steels at room and cryogenic temperature level: An engineering approach to determine material parameters by Paredes, Marcelo, Grolleau, Vincent, Wierzbicki, Tomasz

“…Two austenitic 316L stainless steels from different provider are tested mechanically. Uniaxial tensile experiment serves the basis to determine material…”
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The influence of heat treatment on microstructure and mechanical response of a newly developed non-equimolar AlCrCuFeNi high-entropy alloy: Experiments and numerical modeling by Xue, Lufeng, Cai, Wang, Sun, Yeting, Paredes, Marcelo, Sun, Chaoyang, Bai, Yuanli

“…High Entropy Alloys (HEA), or more generally, Complex Concentrated Alloys (CCA) have recently shifted the manufacturing and design paradigms of metallic alloys…”
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Modeling of plasticity and fracture behavior of X65 steels: seam weld and seamless pipes by Paredes, Marcelo, Lian, Junhe, Wierzbicki, Tomasz, Cristea, Mihaela E., Münstermann, Sebastian, Darcis, Philippe

“…A non-associated/associated flow rule coupled with an anisotropic/isotropic quadratic yield function is presented to describe the mechanical responses of two…”
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Ductile fracture modeling using the modified Mohr–Coulomb model coupled with a softening law for an ASTM A285 steel by Da Silva Santos, Iago, Sarzosa, Diego F.B., Paredes, Marcelo

“…Ductile fracture is one relevant failure mechanism in pressurized metallic components such as pressure vessels and pipelines. This work describes a framework…”
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A local stress criterion to assess the effects of hydrogen embrittlement on the fracture strength of notched tensile specimens by Ruggieri, Claudio, Sarzosa, Diego F.B., Paredes, Marcelo

“…This work addresses the applicability of a local criterion incorporating the coupling of critical stress and a critical hydrogen concentration to predict…”
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Experimental and numerical study on shear-punch test of 6060 T6 extruded aluminum profile by Qian, Lingyun, Paredes, Marcelo, Wierzbicki, Tomasz, Sparrer, Yannik, Feuerstein, Martin, Zeng, Pan, Fang, Gang

“…In the present work a comprehensive experimental/numerical study on a 6060 T6 bumper profile subjected to combined shear-compression (shear-punch test) load is…”
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Investigation of the inverse fracture occurrence in X65 Q&T pipeline steels under impact loading, Part I: Experiments by Sakonder, Cuneyt, Li, Yuhao, Xue, Lufeng, Paredes, Marcelo, Barbosa, Vitor S., Sarzosa, Diego F.B., Ruggieri, Claudio, Cristea, Mihaela E., Darcis, Philippe

“…This study treats over the sudden cleavage fracture occurrence, sometimes called “reverse fracture”, in drop-weight tear testing of X65 Q&T seamless pipeline…”
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Factores jurídicos que garantizan la calidad ambiental en las áreas protegidas by Lizcano Chapeta, Carlos Javier, Pijal Colta, Katherin Judith, Cachimuel Estévez, Diego Arturo, Andrade Paredes, Esteban Marcelo

“…El objetivo general de la investigación fue analizar jurídicamente los factores jurídicos que garantizan la calidad ambiental en las áreas protegidas. La…”
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Análisis de la relación entre el sprint de 5 m con la composición corporal, maduración biológica e indicadores antropométricos en hombres jóvenes tenistas by Matus Castillo, Carlos, Faundez Casanova, Cesar P, Luna Villouta, Pablo, Flores Rivera, Carol, Vargas Vitoria, César Rodrigo, Paredes Arias, Marcelo, Hernández-Mosqueira, Claudio

“…The research aimed to analyze the relationship between the 5m sprint with body composition, biological maturation, and anthropometric indicators in young male…”
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Experimental and numerical study on the ductile fracture response of X65 girth-welded joint made of Inconel 625 alloy by Sarzosa, Diego F.B., Paredes, Marcelo, Savioli, Rafael, Ruggieri, Claudio, Leite, Luis G.T.S, da Silva, Neilon S., Garmbis, Alexandre G.

“…This work presents an experimental/numerical study characterizing the ductile fracture response of a pipeline girth weld of a corrosion-resistant alloy,…”
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El derecho a la resistencia en la convivencia armónica de los ciudadanos ecuatorianos by Carlos Daniel, Sisa Pillajo, Marcelo Emilio, Paredes Moreno, Viteri Naranjo, Beatriz del Carmen, Rojas Sánchez, Daisy Narcisa

“…La presente investigación tiene como objetivo principal analizar las circunstancias y percepciones del derecho a la resistencia en el contexto del Estado…”
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