Alexander Best

Graduate Student at Northwestern University

Chicago, Illinois, United States

About

Experience

  • Graduate Student at Northwestern University

  • Graduate Research Assistant at Northwestern University
    Aug 2021 - Present · 5 yrs

    Advisor: Professor Linda Broadbelt · Formulated a novel mechanistic model using Bayesian statistics and the method of moments to analyze the effects of chain length and backbone topology on the pyrolysis of vinyl oxygen-containing polymers · Translated and adapted multiple in-house computational models from the C programming language to the gPROMS Custom Model Language, facilitating a seamless integration with the gPROMS software · Evaluated experimentally observed products and identified analogous organic chemical reactions to propose mechanistic pathways for the pyrolysis of various vinyl oxygen-containing polymers, contributing to the understanding of linear homo- and copolymer thermal degradation chemistry · Designed a pathways-level model to simulate the catalyzed isothermal degradation of δ-valerolactone, identifying overlooked reaction pathways and addressing key mechanistic questions · Optimized a microkinetic model of the pyrolysis of high-density polyethylene to experimental results

  • Undergraduate Research Fellow at University of Connecticut
    Feb 2020 - May 2021 · 1 yr 4 mos

    Advisor: Professor Matthew Stuber · Devised and programmed systems of complex ODE-IVP’s in Julia to validate and refine proposed reaction pathways · Utilized two optimization techniques to solve parameter estimation problems, identifying accurate reaction rate constants for complex chemical systems

  • Intern at Idaho National Laboratory
    Jun 2020 - Aug 2020 · 3 mos

    · Developed a heat transfer model of a drained nuclear core using Star-CCM+ on behalf of the Advanced Test Reactor Experiment Engineering Department, enabling in silico safety testing and improvements · Assembled and digitally rendered a three-dimensional scale replica of a nuclear reactor core using the Inventor Pro software, adhering to original blueprints for reference

  • University of Connecticut (7 mos)
    • Undergraduate Research Fellow
      Aug 2019 - Dec 2019 · 5 mos

      Advisor: Professor Julia Valla · Investigated various catalysts to enhance the efficiency of sulfur reduction in transportation fuels, contributing to advancements in clean energy · Synthesized and characterized zeolite materials with a specific focus on ZSM-5

    • Laboratory Technician
      Jun 2019 - Aug 2019 · 3 mos

      · Performed routine maintenance on a stacked bed reactor, identifying and repairing leaks to ensure optimal performance and safety · Managed and collected experimental data related to transportation fuel refinement