arnabocean

— by Arnab Gupta

Resumé

(download PDF)

Profile

Ph.D. candidate in Engineering Mechanics, with additional experience in automotive safety research. Experienced in the mechanics, damage evolution and Non-Destructive Evaluation of composite laminates, especially using Acoustic Emission. Also experienced in performing mechanical experiments, data analysis, statistics and digital signal processing. Skilled in computer programming.

Seeking full-time positions where my background in composite mechanics, wave propagation and data analysis can be applied in new and challenging areas. Eager to diversify and expand my research experience by investigating and exploring new research areas and problems.

Education

  • Ph.D. in Engineering Mechanics (GPA: 3.68)
    Virginia Tech, Blacksburg, VA.
    Expected 2016.

  • Bachelor of Mechanical Engineering (First Class)
    Jadavpur University, Kolkata, India.
    May 2007.

Research Interests

  • Solid Mechanics. In particular, mechanics of composite materials.
  • Wave propagation in laminates and anisotropic media; wave propagation as a tool for Non-Destructive Evaluation and health monitoring of composites.
  • Failure mechanisms and damage development in composites.
  • Acoustic Emission, Acousto-Ultrasonics and wave propagation in laminates.
  • Automotive safety research, including human factors engineering and connected vehicle systems.

Experience

  • Ph.D. Candidate
    Biomedical Engineering and Mechanics Department (formerly the Engineering Science and Mechanics Department), Virginia Tech.
    Aug 2007 to Present.
    • Investigate damage evolution and health monitoring in composite laminates.
    • Received Graduate Fellowship from American Society for Nondestructive Testing (ASNT) in 2008.
    • Assess and experimentally monitor and evaluate damage development in composite laminates.
    • Use wave propagation theories in dispersive media to analyze damage development.
    • Apply various data analysis techniques, such as Wavelet Transforms, to analyze Acoustic Emission (AE) and Pencil Lead Break (PLB) signals.
  • Graduate Research Assistant
    Virginia Tech Transportation Institute, Virginia Tech.
    Jan 2011 to Present.
    • Provide research and data analysis expertise for multiple projects at Center for Advanced Automotive Research and the Connected and Advanced Vehicle Systems Group.
    • Assessed the utility of vehicle mounted Inertial Measurement Units (IMUs) that required significant digital signal processing skills and MATLAB expertise.
    • Implemented advanced multi-channel adaptive filter algorithms to remove noise and improve data accuracy.
    • Authored and co-authored research proposals and white-papers in performance analysis as well as human factors engineering studies of automotive safety systems.
    • Analyzed human factors data from nationwide Driver Acceptance Clinics (DACs) to study user acceptance of next generation in-vehicle warning systems for project involving vehicle manufacturers, US-DOT and NHTSA.
    • Analyzed performance data from test vehicles, and worked with data reduction specialist teams to analyze and classify video data according to various parameters.
    • Developed and executed data analysis algorithms to study vehicle performance and human factors data for multiple projects. Projects include study of next generation in-vehicle warning systems, as well as analysis and deployment of connected vehicle systems for Vehicle-to-Vehicle Systems Engineering project.
  • Graduate Teaching Assistant BEAM (formerly ESM) Department, Virginia Tech. Aug 2007 to Dec 2010.
    • Instructor for ESM 3064: Mechanical Behavior of Materials Lab for 7 semesters, and multiple lab sections each semester. Also assisted other instructors and graded student performance.
    • Taught and led experiments that used, among others, Instron and MTS mechanical testing machines, various hardness testing machines, and Charpy notch-impact testing machines.

Skills

  • Research. Experienced in engineering laboratory work, running various experiments. Digital Signal Processing, Statistics in research.
  • Numerical Computation. MATLAB, Mathematica.
  • Software Development. C++, SQL, HTML5 and CSS3, Mercurial.
  • Operating Systems. Windows, Mac OS X, Unix.
  • Other. Familiar with Adobe Photoshop, Adobe Lightroom, LaTeX, usual Windows and Mac software.
  • Photography. Received five FIAP (Fédération Internationale de l’Art Photographique) Acceptances at two international photography contests at Linz, Austria. Received acceptance at Moscow International Photography Awards, Moscow, Russia. Member of Jadavpur University Photographic Club. Several photos have been on public exhibition at Kolkata, India and Linz, Austria.

Graduate Coursework

  • Continuum Mechanics
  • Composite Analysis
  • Wave Propagation in Solids
  • Mechanics of Composite Materials
  • Intro Finite Element Methods
  • Theory of Plates and Shells
  • Statistics in Research
  • Applied Tensor Analysis
  • Digital Signal Processing in Mechanical Measurements
  • Advanced Musculo-Skeletal Biomechanics
  • Mechanical and Structural Vibrations
  • Multiscale Modeling of Damage in Composites

Publications / Presentations

  • Tracking Progressive Damage Development in Composite Materials, by Arnab Gupta and Dr. John Duke, Jr., at the 23rd Annual ASNT Research Symposium and Spring Conference, Minneapolis, MN.

  • Characterizing Damage Development in Crossply Laminates Using Simulated Acoustic Emission, by Arnab Gupta and Dr. John Duke, Jr., Materials Evaluation, April 2012, Vol. 70, No. 4. (Digital version)

  • Detecting Damage Transitions in Laminated Composites using Acoustic Emission, by Arnab Gupta and Dr. John Duke, Jr., Proceedings of the 13th International Symposium on Nondestructive Characterization of Materials (NDCM-XIII), Le Mans, France. (PDF)

  • Detecting Damage Transitions in Laminated Composites using Acoustic Emission, by Arnab Gupta and Dr. John Duke, Jr., at the 12th International Symposium on Nondestructive Characterization of Materials (NDCM-XII), Blacksburg, VA. (PDF ~25MB)

  • Characterizing Damage Development in Cross-Ply Laminates Using Acoustic Emission, by Arnab Gupta and Dr. John Duke, Jr., at the 20th Annual ASNT Research Symposium and Spring Conference, San Francisco, CA.

  • Assessment of Service-induced Damage for Sustainment of Composite Material Structures, by Dr. John Duke, Jr., Douglas Harold and Arnab Gupta, at the 19th Annual ASNT Research Symposium, Williamsburg, VA.

  • Assessing Service-induced Mechanical Deterioration of Aircraft Composite Materials Using Deterioration-induced Wave Propagation, by Arnab Gupta and Dr. John Duke, Jr., at the 2009 Joint ASCE-ASME-SES Conference on Mechanics and Materials, Blacksburg, VA.

  • Detecting Fiber Breaks in Composite Materials: Modeling and Experiment, by Arnab Gupta and Dr. John Duke, Jr., at the 18th Annual ASNT Research Symposium and Spring Conference, St. Louis, MO.