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Jorge Andrés Ramos Grez

Associate Professor

PONTIFICIA UNIVERSIDAD CATOLICA

Santiago, Chile

Additive Manufacturing with Lasers; Laser Materials Processing; Mechanical behavior of materials; Biomaterials fabrication and characterization; Numerical modeling

Materials Engineering with Lasers, University of Liverpool. Reino Unido, 1997
Materials Science and Engineering, University of Texas at Austin. Estados Unidos, 2003
Engineering Science, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 1993
Civil Industrial Engineering, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 2004
European Laser Engineer, Technische Universitat Wien. Austria, 1997

Associate Professor Full Time

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

Engineering

Santiago, Chile

1994 - A la fecha
Visiting Professor Full Time

University of Notre Dame

Engineering

South Bend Indiana, Estados Unidos

2016 - 2017

Jefe Area Magister y Doctorado Ing. Mecánica Full Time

Pontificia Universidad Catolica de Chile

Santiago, Chile

2019 - A la fecha
Director Laboratorio de Metalúrgica y Materiales Part Time

DICTUC SA

Santiago, Chile

2004 - 2016
Director Area Print3D Part Time

DICTUC SA

Santiago, Chile

2009 - A la fecha
Head of Department Part Time

Pontificia Universidad Católica de Chile

Santiago, Chile

2009 - 2016

Regular courses

ICM2403 Ciencia de los Materiales / Materials Science

ICM2413 Comportamiento Mecánico de los Materiales / Mechanical Behaviour of Materials

ICM3503 Métodos Modernos de Manufactura / Modern Methods of Manufacturing

IEN3750 Materiales para Sistemas de Energía / Materials for Energy Systems

Chairman of the 2019 PARADIGMA (Pan American Research in Additive Global Manufacturing) Conference held at the Innovation Center of PUC in Santiago Chile, during the 24 and 26 of September 2019.
With 18 international speakers from USA (5), UK (1), Canada (1), France (1), Spain (1), Mexico (4), Brazil (3), Ecuador (1), Cuba (1) and 10 speakers from Chile during 4 plenary presentations and 28 technical sessions with more than 50 attendees per day.
https://paradigma.dictuc.cl/conference_information.html
https://www.ing.uc.cl/noticias/con-exito-se-realizo-la-conferencia-paradigma-2019-sobre-frabricacion-aditiva-y-3d/

Eric G. Thompsen Award

Pontificia Universidad Católica de Chile

Chile, 1994

Best graduation project related to the development of a manufacturing industry in Chile
Marco Orrego Puelma Award

INSTITUTO DE INGENIEROS DE CHILE

Chile, 1995

Desarrollo de una Industria de Manufactura
Best Student Award

INSTITUTO DE FORMACION, INVESTIGACION E INTERVENCION EN VIOLENCIA INTRAFAMILIAR

Reino Unido, 1997

Best student of the Master of Science in Materials with Lasers
Teaching Excellence

School of Engineering, Pontificia Universidad Católica de Chile

Chile, 2009

Awards given to faculty whose educational performance during two semestres has been among the 10% best in the school.
Melchor Schollarship

University of Notre Dame, AME Department

Estados Unidos, 2016

Scholarship granted to a visiting faculty to spend one year as faculty at the department doing class activities.


The effect of laser surface melting of stainless steel grade AISI 316L welded joint on its corrosion performance in molten Solar Salt Vilchez, Franco; Pineda, Fabiola; Walczak, Magdalena; Ramos-Grez, Jorge Article Solar Energy Materials and Solar Cells (2020)
Analytical, quasi-stationary Wilson-Rosenthal solution for moving heat sources Ramos-Grez, Jorge Andrés; Sen, Mihir Article INTERNATIONAL JOURNAL OF THERMAL SCIENCES (2019)
Fabrication, Analysis of Microstructure and Oxidation Resistance of Cemented C/C Composites by Laser Ramos-Grez, Jorge Andrés; Bourell, David L; Govindaraju, Madhavrao Article JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE (2019)
Laser-Assisted Synthesis of Cu-Al-Ni Shape Memory Alloys=> Effect of Inert Gas Pressure and Ni Content Niedbalski, Stefan; Duran, Alicia; Walczak, Magdalena; Ramos-Grez, Jorge Andrés Article Materials (2019)
Scanning pattern angle effect on the resulting properties of selective laser sintered monolayers of Cu-Sn-Ni powder Sabelle, M; Walczak, M; Ramos-Grez, J Article Optics and Lasers in Engineering (2018)
Improving myoblast differentiation on electrospun poly(Îµ-caprolactone) scaffolds. Abarzúa-Illanes, Phammela N; Padilla, Cristina; Ramos, Andrea; Isaacs, Mauricio; Ramos-Grez, Jorge; Olguín, Hugo C; Valenzuela, Loreto M Article Journal of biomedical materials research. Part A (2017)
Note on the Rate and Energy Efficiency Limits for Additive Manufacturing Gutowski, T; Jiang, S; Cooper, D; Corman, G; Hausmann, M; Manson, JA; Schudeleit, T; Wegener, K; Sabelle, M; Ramos-Grez, J; Sekulic, DP Article JOURNAL OF INDUSTRIAL ECOLOGY (2017)
The efficiency of copper ore comminution=> A thermodynamic exergy analysis Jacob W., Cooper D.R.; Gutowski T., Ramos-Grez J. Article Minerals Engineering (2017)
Towards direct metal laser fabrication of Cu-based shape memory alloys Reyes Donoso, Gonzalo; Walczak, Magdalena; Ramos Moore, Esteban; Ramos Grez, Jorge Andres Article RAPID PROTOTYPING JOURNAL (2017)
Effect of inclination angle on the absorptance of a graphite-coated cold-rolled steel sheet irradiated by laser Cook F., Miró L.; Celentano D., Ramos-Grez J. Article Journal of Laser Applications (2016)
Experimental-numerical methodology for the manufacturing of cranial prosthesis via laser forming Cook F., Celentano D. Article International Journal of Advanced Manufacturing Technology (2016)
Characterization of the absorptance of laser irradiated steel sheets Cook, F; Jacobsen, V; Celentano, D; Ramos-Grez, J Article ISI SCOPUS Journal of Laser Applications (2015)
Sensitivity analysis of geometric errors in additive manufacturing medical models Pinto, JM; Arrieta, C; Andia, ME; Uribe, S.; Ramos-Grez, J; Vargas A.; Irarrázaval P.; Tejos, C Article ISI SCOPUS MEDICAL ENGINEERING AND PHYSICS (2015)
Structural parameters determining the strength of the porcine vertebral body affected by tumours Sahli F.; Cuellar J.; Pérez, A.; Fields A.J.; Campos M.; Ramos-Grez, J Article ISI SCOPUS COMPUTER METHODS IN BIOMECHANICS AND BIOMEDICAL ENGINEERING (2015)
Surface Hardness of Mild Steel (AISI/SAE 1020) after Direct Laser Surface Alloying with Chromium Olivos, A; Ramos-Grez, J; Walczak, M Article ISI LASERS IN ENGINEERING (2013)
Experimental and Numerical Analysis of Low Output Power Laser Bending of Thin Steel Sheets Stevens V.; Celentano, D; Ramos-Grez, J; Walczak, M Article ISI SCOPUS Journal of Manufacturing Science and Engineering, Transactions of the ASME (2012)
Generation of mineral density distribution maps from subject-specific models of mandibles - a preliminary study Alister F.; Ramos-Grez J.A.; Vargas A.P. Article ISI SCOPUS International Journal of Medical Robotics and Computer Assisted Surgery (2012)
Multiphysics simulation of laser-material interaction during laser powder depositon Vásquez F.; Ramos-Grez J.A.; Walczak, M Article ISI SCOPUS International Journal of Advanced Manufacturing Technology (2012)
Quantitative assessments of geometric errors for rapid prototyping in medical applications Arrieta, C; Uribe, S.; Ramos-Grez, J; Vargas A.; Irarrázaval P.; Parot, V.; Tejos, C Article ISI SCOPUS Rapid Prototyping Journal (2012)
A method for manufacturing cellular metals with open- and close-type porosities Covaciu M.; Walczak, M; Ramos-Grez, J Article ISI SCOPUS MATERIALS LETTERS (2011)
Characterization of the mechanical properties of samples fabricated by an experimental SGM device Zanartu-Apara, G; Ramos-Grez, J Article ISI SCOPUS Rapid Prototyping Journal (2010)
Sensitization of AISI 302 stainless steel during low-power laser forming Walczak, M; Ramos-Grez, J; Celentano, D; Lima, EBF Article ISI SCOPUS Optics and Lasers in Engineering (2010)
Bending of stainless steel thin sheets by a raster scanned low power CO2 laser Vasquez-Ojeda, C; Ramos-Grez, J Article ISI SCOPUS JOURNAL OF MATERIALS PROCESSING TECHNOLOGY (2009)
Microstructural analysis and oxidation protection behavior of Cr–Ni surface coatings of 347 stainless steel by rapid mirror scanning of a high power CO2 laser Jorge A. Ramos-Grez; David L. Bourell; Madhav Rao Gonvindaraju Article ISI JOURNAL OF LASER APPLICATIONS (2009)
Texture Distribution and Plane Strain Mechanical Behavior of AA 7xxx Plates of Different Thicknesses Becerra G.; Ramos-Grez, J; Montecinos, J Article ISI SCOPUS JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE (2009)
Dense transient pinches and pulsed power technology: research and applications using medium and small devices Soto L.; Pavez, C.; Moreno, J; Cárdenas M.; Tarifeño A.; Silva P.; Zambra M.; Huerta L.; Tenreiro, C.; Giordano, JL; Lagos, M; Retamal, C; Escobar R.; Ramos, J; Altamirano L. Article ISI PHYSICA SCRIPTA (2008)
Effect of total applied energy density on the densification of copper-titanium slabs produced by a DMLF process Sanz-Guerrero, J; Ramos-Grez, J Article ISI SCOPUS JOURNAL OF MATERIALS PROCESSING TECHNOLOGY (2008)
Elastic tensor stiffness coefficients for SLS Nylon 12 under different degrees of densification as measured by ultrasonic technique Ramos-Grez, J; Amado-Becker, A; Yanez, MJ; Vargas, Y; Gaete, L Article ISI SCOPUS RAPID PROTOTYPING JOURNAL (2008)
Flow and mold filling modeling and simulation to enhance resin transfer molding processes. Mosela C., Montecinos J. and Ramos-Grez J Article Journal of Engineering Materials and Technology (2008)
Internal rotation of fluorinated butane compounds - The maximum hatdness principle and carbon-carbon rotational barriers Lahsen, J; Ramos-Grez, J Article ISI SCOPUS JOURNAL OF FLUORINE CHEMISTRY (2006)
Reducing surface roughness of metallic freeform-fabricated parts using non-tactile finishing methods Ramos-Grez, JA; Bourell, DL Article International Journal of Materials and Product Technology (2004)
Microstructure and microhardness study of laser bent Al-2024-T3 Ramos, JA; Magee, J; Watkins, KG Article ISI SCOPUS JOURNAL OF LASER APPLICATIONS (2001)
Closed-form analytical solution to the temperature distribution inside a finite thickness body interacting with a moving Gaussian laser beam Ramos, J. A. Article LASERS IN ENGINEERING (1999)


Copper powder densification by means of DMLF process: The effect of energy density input and oxidation Sanz-Guerrero, J; Ramos-Grez, J ConferencePaper VIRTUAL AND RAPID MANUFACTURING: ADVANCED RESEARCH IN VIRTUAL AND RAPID PROTOTYPING (2008)
Development and microstructural analysis of TiC/TiC-Ni coatings on 347H stainless steel using CO2 laser scanning Bansal V.; Ramos, J. A.; Bourell D.L.; Govindaraju M.R. ConferencePaper 1604-2004: SUPERNOVAE AS COSMOLOGICAL LIGHTHOUSES (2003)
Modeling of surface roughness enhancement of indirect-SLS metal parts by laser surface polishing Ramos, J. A.; Bourell D.L. ConferencePaper 1604-2004: SUPERNOVAE AS COSMOLOGICAL LIGHTHOUSES (2002)
Surface roughness determination of as-received indirect-SLS parts by means of line profilometry Lappo K.; Murphy, J.; Wood K.; Bourell D.L.; Beaman J.J.; Ramos, J. A. ConferencePaper 1604-2004: SUPERNOVAE AS COSMOLOGICAL LIGHTHOUSES (2002)
Operational windows for CWNd : YAG laser welding of thin sheets of copper and alloys without filler material Lechuga, F; Tyszka, E; Ramos, J; Bosman M.; Timmermans, C ConferencePaper ICALEO (R)'99: PROCEEDING OF THE LASER MATERIALS PROCESSING CONFERENCE, VOL 87, PTS 1 AND 2 (2000)


UNDERSTANDING AND IMPROVING TIME-TEMPERATURE DEPENDENCE OF CEMENT-BASED MATERIALS RHEOLOGY FOR CONSTRUCTION 3D PRINTING FONDECYT (1190641) Proyecto 2019-2020 Coinvestigador(a)
Fortalecimiento de una Capacidad de Impresión 3D y Manufactura Aditiva en Materiales Funcionales y de Alto Rendimiento FONDEQUIP (180081) Proyecto 2018-2020 Director(a)
Localised heat treatment to produce ADI like microstructures in SG cast iron PCI (150041) Proyecto 2016-2018 Coinvestigador(a)
CU-BASED SHAPE MEMORY ALLOYS FOR STRUCTURAL DAMPING APPLICATIONS=> IMPROVEMENT OF THE PSEUDOELASTIC BEHAVIOR BY DIRECTIONAL LASER SINTERING FONDECYT (1130906) Proyecto 2013-2015 Inv. Principal
MODELING OF CASTING AND FORMING PROCESSES=> SIMULATION AND EXPERIMENTAL VALIDATION FONDECYT (1130404) Proyecto 2013-2017 Coinvestigador(a)
MULTI-TECHNIQUE APPROACH FOR FABRICATION OF FUNCTIONAL MATERIALS WITH CONTROLLED POROSITY. FONDECYT (3120186) Proyecto 2011-2015 Inv. Patrocinante
EVALUATION AND IMPROVEMENT OF THE GEOMETRIC ACCURACY OF RAPID PROTOTYPING FONDECYT (1100864) Proyecto 2010-2013 Coinvestigador(a)
MODELING, NUMERICAL SIMULATION AND EXPERIMENTAL VALIDATION FOR THE ANALYSIS OF CASTING AND FORMING PROCESSES FONDECYT (1095195) Proyecto 2009-2013 Coinvestigador(a)
Desarrollo de Modelos Anatómicos mediante Prototipado Rápido para Optimización del Abordaje en Cirugías Complejas y para Apoyo en Docencia de Anatomía y Prácticas Quirúrgicas FONDEF (D06i1026) Proyecto 2007-2010 Director(a)

Jorge Ramos

Associate Professor

Mechanical and Metallurgical Engineering

PONTIFICIA UNIVERSIDAD CATOLICA

Santiago, Chile

Magdalena Walczak

Associate Professor

Mechanical and Metallurgical Engineering

PONTIFICIA UNIVERSIDAD CATÓLICA DE CHILE, ESCUELA DE INGENIERÍA

Santiago, Chile

Alex Vargas

Profesor Asociado

Cirugia Oncologica y Maxilofacial

PONTIFICIA UNIVERSIDAD CATÓLICA DE CHILE

Santiago, Chile

Diego Celentano

Full Professor

Mechanical and Metallurgical Engineering

Pontificia Universidad Católica de Chile

santiago de chile, Chile

Pablo Irarrazaval

Professor

Electrical Engineering

Pontificia Universidad Católica de Chile

Santiago, Chile

Cristian Tejos

Professor

Department of Electrical Engineering

Pontificia Universidad Catolica de Chile

Santiago, Chile

Sergio Uribe

Associated professor

Radiology

PONTIFICIA UNIVERSIDAD CATÓLICA

Santiago, Chile

Luis Gaete

Full professor

Physics

Universidad de Santiago de Chile

Santiago, Chile

Jorge Cuellar

Médico Staff

Hospital Clínico San Borja Arriarán de Santiago

Santiago, Chile

Marcelo Andia

Associate Professor

Radiology

Pontificia Universidad Catolica de Chile

Santiago, Chile

Claudio Tenreiro

Decano

Departamento de Tecnologías Industriales

Universidad de Talca

Talca, Chile

Rodrigo Escobar

Associate Professor

Mechanical and Metallurgical Engineering

Pontificia Universidad Catolica de Chile

Santiago, Chile

Leopoldo Soto

Head of the Plasma Physics and Nuclear Fusion Laboratory

Thermonuclear Plasma Department

Comisión Chilena de Energia Nuclear

Santiago, Chile

Vicente Parot

Profesor Asistente

Instituto de Ingeniería Biológica y Médica

Pontificia Universidad Católica de Chile

Santiago, Chile

Luis Huerta

Jefe de División

División de Investigación y Aplicaciones Nucleares

Comisión Chilena de Energía Nuclear

Santiago, Chile

Mauricio Campos

Profesor asistente

Ortopedia y Traumatología

Pontificia Universidad Católica de Chile

Santiago, Chile

Manuela Covaciu

Profesora asistente

Mecánica y Metalúrgica

PONTIFICIA UNIVERSIDAD CATOLICA

Santiago, Chile

marcelo zambra

Investigador

Centro de Investigación en Física Nuclear y Espectroscopía de Neutrones

Comisión Chilena de Energía Nuclear

Santiago, Chile

Cesar Retamal

Profesor Conferenciante

Departamento de Ingeniería y Gestión de la en Construcción

UNIVERSIDAD DE TALCA

Curicó, Chile

José Moreno

Investigador

Ciencias Nucleares

COMISIÓN CHILENA DE ENERGÍA NUCLEAR

Santiago, Chile

Cristian Pavez

Researcher

Nuclear Sciences Department

COMISIÓN CHILENA DE ENERGÍA NUCLEAR

Santiago, Chile

Carlos Vasquez

Investigador

Ingeniería Mecánica y Metalúrgica

Pontificia Universidad Católica de Chile

Santiago, Chile

Jorge Andrés Ramos Grez

Líneas de Investigación

Educación

Materials Engineering with Lasers, University of Liverpool. Reino Unido, 1997

Materials Science and Engineering, University of Texas at Austin. Estados Unidos, 2003

Engineering Science, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 1993

Civil Industrial Engineering, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 2004

European Laser Engineer, Technische Universitat Wien. Austria, 1997

Experiencia Académica

Associate Professor Full Time

Visiting Professor Full Time

Experiencia Profesional

Jefe Area Magister y Doctorado Ing. Mecánica Full Time

Director Laboratorio de Metalúrgica y Materiales Part Time

Director Area Print3D Part Time

Head of Department Part Time

Formación de Capital Humano

Difusión y Transferencia

Premios y Distinciones

Eric G. Thompsen Award

Marco Orrego Puelma Award

Best Student Award

Teaching Excellence

Melchor Schollarship

Article (33)

ConferencePaper (5)

Proyecto (9)

UNDERSTANDING AND IMPROVING TIME-TEMPERATURE DEPENDENCE OF CEMENT-BASED MATERIALS RHEOLOGY FOR CONSTRUCTION 3D PRINTING

Fortalecimiento de una Capacidad de Impresión 3D y Manufactura Aditiva en Materiales Funcionales y de Alto Rendimiento

Localised heat treatment to produce ADI like microstructures in SG cast iron

CU-BASED SHAPE MEMORY ALLOYS FOR STRUCTURAL DAMPING APPLICATIONS=> IMPROVEMENT OF THE PSEUDOELASTIC BEHAVIOR BY DIRECTIONAL LASER SINTERING

MODELING OF CASTING AND FORMING PROCESSES=> SIMULATION AND EXPERIMENTAL VALIDATION

MULTI-TECHNIQUE APPROACH FOR FABRICATION OF FUNCTIONAL MATERIALS WITH CONTROLLED POROSITY.

EVALUATION AND IMPROVEMENT OF THE GEOMETRIC ACCURACY OF RAPID PROTOTYPING

MODELING, NUMERICAL SIMULATION AND EXPERIMENTAL VALIDATION FOR THE ANALYSIS OF CASTING AND FORMING PROCESSES

Desarrollo de Modelos Anatómicos mediante Prototipado Rápido para Optimización del Abordaje en Cirugías Complejas y para Apoyo en Docencia de Anatomía y Prácticas Quirúrgicas