California Institute of Technology (Caltech), Pasadena, California 2009 - 2014
Ph.D. in Aeronautics, June 2014 2010 - 2014
· GPA: 3.8/4.0
· Thesis title: High-strain composites and dual-matrix composite structures
M.S. in Aeronautics, June 2010 2009 - 2010
· GPA: 4.0/4.0
· Research project at NASA – Jet Propulsion Laboratory: designed, manufactured and tested a Langmuir probe for a mass spectrometer on a Mars Exploration Rover
Universidad Politécnica de Madrid, Madrid, Spain 2002 - 2007
Ingeniero Superior Aeronáutico (Aeronautical Engineer, 5-year degree), November 2007
· GPA: 9.23/10. Ranked 2nd in the Aerospace specialization and 5th overall. Honors on Diploma Thesis
· Thesis title: Analysis and simulation of the plasma discharge on a Hall thruster prototype
California Institute of Technology (Caltech),Pasadena, California 2010 - present
Graduate Aerospace Laboratories (GALCIT), Space Structures Laboratory
Supervisor: Professor Sergio Pellegrino
Collaborator September 2014 - present
Postdoctoral Research Fellow June – September 2014
Dual-matrix composite self-deployable log-spiral antennas for CubeSats
· Collaborate with the antenna research team to design self-deployable shell structures that integrate log-spiral antennas according to performance and stowage mission requirements
· Source tools and materials for the project within budget constraints
· Lead team to identify and address challenges including material selection, conductor integration, composite lay-up design, and manufacturing techniques
· Validate designed structures through preliminary non-destructive testing and finite element analysis
· Successfully manufacture self-deployable log-spiral antennas performing within the required bandwidth and gain
· Prepare proposals and presentations for the Air Force Office of Scientific Research (AFOSR), who funds the project
Research Assistant June 2010 - June 2014
Experimental research in advanced composite materials
· Collaborated with L’Garde, Inc. to address challenges in flexible fiber composites manufacturing
· Implemented novel material testing methodology to estimate the mechanical properties of the L’Garde flexible composites
· Led research of fiber microbuckling under compression of unidirectional carbon fiber-reinforced silicone composite rods
· Analyzed composite microstructures to obtain statistical data on fiber waviness, misalignment and volume fractions
· Prepared proposals, reports and review presentations with L’Garde, Inc. for NASA-Jet Propulsion Laboratory
Composite material modeling
· Implemented homogenization techniques and linear and non-linear Finite Element models to characterize flexible composite materials
· Implemented statistical values of microstructural properties on Finite Element models to predict the behavior in compression of soft composite rods replicating experimental conditions
· Analyzed experimental and numerical data and compared the results to theoretical estimations to explain the effect of fiber angle distributions on the fiber microbuckling of nominally-unidirectional silicone composite rods
Deployable shell structures
· Identified challenges to manufacture foldable shell structures for deployable space applications
· Designed, manufactured and tested dual-matrix foldable composite shells
· Sourced tools and materials under budget constraints and studied different composite lay-ups and matrix curing processes
· Designed concepts and manufacture prototypes of origami-inspired foldable and self-deployable shell structures
· Proposed dual-matrix composite shells to design deployable wideband antennas for CubeSats
Teaching Assistant 2010 - 2014
· Held office hours, trained students for laboratory coursework, managed laboratory resources, and graded homework, laboratory reports, Master thesis reports, and final exams
· Acquired teaching experience in three courses: Composite Materials (4 trimesters), Theory of Structures (1 trimester), and Experimental Methods (1 trimester)
Universidad Politécnica de Madrid (UPM),Madrid, Spain 2005 – 2009
Department of Mathematics, Escuela Técnica Superior de Ingenieros Aeronáuticos
Supervisor: Professor Eduardo Ahedo
· Developed and implemented new models for the plasma discharge on Hall thrusters
· Performed comparative analysis on the efficiency and accuracy of different plasma–wall interaction models
· Used measurements from a real prototype in order to improve existing models
· Numerical analysis of composite materials and structures: Finite Element Analysis packages ABAQUS/Standard and Explicit
· Additional software: SolidWorks, Solid Edge, Matlab, Tecplot, C++, Fortran, Python, Mathematica, Maple
· Composite materials testing: Instron mechanical systems, Digital Image Correlation, laser extensometers, optical and digital microscopy, SEM
· Fiber composite materials manufacturing with different fibers, fabrics and resins. Experience in vacuum bagging, autoclave curing and UV curing
· Spanish: native language
· English: fluent (5 years of work experience in the USA)
· French: intermediate (writing), basic (speaking)
SCHOLARSHIPS AND AWARDS
· Fulbright Scholarship, Fulbright Foundation, U.S. Department of State and Comunidad de Madrid 2009 - 2014
· Graduate Researcher Training Scholarship, Universidad Politécnica de Madrid 2008 - 2009
· Undergraduate Research Assistant Scholarship, Universidad Politécnica de Madrid 2006 - 2007
· Undergraduate Research Assistant Scholarship, Ministry of Education and Science, Spain 2005 - 2006
· Excellent Academic Performance Grant, Comunidad de Madrid 2002 - 2003
Sakovsky, M., Maqueda. I., Karl, C., Pellegrino, S., and Costantine, J. (2015). Dual-Matrix Composite Wideband Antenna Structures for CubeSats. AIAA Spacecraft Structures Conference, 5-9 January 2015, Kissimmee, FL, AIAA 2015-0944
Maqueda, I., Pellegrino, S. & Mejia-Ariza, J., Characterization of a high strain composite material. 53rd AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, 23-26 April 2012 Honolulu, Hawaii.
Maqueda, I.,Escobar, D. & Ahedo, E., Advances on a Hall thruster hybrid code, 30th International Electric Propulsion Conference, 17-20 September 2007 Florence, Italy
Ahedo, E.,Maqueda, I.,Antón, A., Raitses, Y. & Fisch, N.J., Numerical simulations of a 2kW Hall thruster, 42nd AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, 9 - 12 July 2006, Sacramento, California
SUPAERO,Toulouse, France Summer 2006
Community of Ariane Cities Summer School (180 hours)
· Attended lectures on aerospace engineering and management in the EU
· Visited French R&D centers and aerospace companies
· Worked in international teams on the design, certification, operation and management of nanolaunchers
· Awarded best project in program: Hybrid Propulsion Nanolaunchers
· Awarded with a visit to the Guiana Space Centre in Kourou, French Guiana
Interests: space technology and exploration, classic guitar, model making, numismatics, photography and travel
Associations:Spanish Fulbright Alumni Association (Member of the Executive Board), AIAA, Caltech Alumni Association, Community of Ariane Cities
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