Colin Reide Brennan

adxi85@r.postjobfree.com

ETC *.148a - University of Texas, Austin

217-***-****

EDUCATION Bachelor of Science, Physics, University of Texas, Austin (GPA: 3.76). Masters of Science, Mechanical Engineering (Computational Nuclear Engineering focus), University of Texas, Austin, expected completion Fall 2023 (GPA: 4.00). LANGUAGES +

SOFTWARE

Python, C++, MPI, CUDA, MOOSE, MATLAB, Wolfram, Latex Radiation transport software: MCNP, SCALE, Gri n

EXPERIENCE Graduate Research Assistant August 2019 - Present Nuclear and Radiation Engineering, The University of Texas at Austin

Performs research on a novel acceleration scheme for eigenvalue neutronics using reduced-basis surrogate modeling methods.

Developed a custom application using C++ and MPI, within the MOOSE simulation framework, to implement nonlinear di usion acceleration for neutronics.

Published and presented a paper in the proceedings of the American Nuclear Society Mathematics and Computational Methods (ANS M&C) meeting.

Currently writing manuscript on thesis research for submission to a journal

(Annals of Nuclear Energy).

Student Intern Summer 2022

Idaho National Laboratory

Developed cross validation capabilities for reduced order modeling capabilities in MOOSE, with framework documentation and unit tests.

Developed work ow for training three classes of reduced order models for a representative equilibrium core pebble bed reactor. Student Intern Summer 2021

Argonne National Laboratory

Performed mesh re nement study using the MOOSE-based reactor physics code Gri n for a lead-cooled fast reactor assembly.

Student Intern Summer 2019, Summer 2020

W-10 Weapons Systems Safety Analysis, Los Alamos National Laboratory

Performed experiments measuring energy deposition during electrostatic discharge

(ESD), and aided in designing an apparatus for measuring ESD on dielectrics.

Obtained Q-level DOE security clearance.

Undergraduate Research Assistant January 2017 - May 2019 Nuclear Engineering Teaching Laboratory, Pickle Research Campus, Austin, TX

Performed Instrumental Neutron Activation Analysis (INAA) and gamma spectrometry to study trace elemental concentrations in a range of analytes.

Published a rst-author journal article on the use of NAA to measure mobility of radioactive Strontium through di erent stages in the food chain. COURSEWORK Parallel Algorithms in Scienti c Computing

Finite Element Methods and Numerical Analysis for Di erential Equations

Validation and Uncertainty Quanti cation for Computational Models

Computational Methods for Radiation Transport

PUBLICATIONS Shemon, E., Yu, Y., Park, H. and Brennan, C., Assessment of Fast Reactor Hot Channel Factor Calculation Capability in Gri n and NekRS, ANL/NSE- 21/42. https://doi.org/10.2172/1820633.

Ozden, B., Brennan, C., and Landsberger, S., Investigation of bauxite residue

(red mud) in terms of its environmental risk, J. Radioanal. Nucl. Chem. (2019) 319:339. https://doi.org/10.1007/s10967-018-6355-6

Ozden, B., Brennan, C., and Landsberger, S., Environmental assessment of red mud by determining natural radionuclides using neutron activation analysis, Environ. Earth Sci (2019) 78: 114. https://doi.org/10.1007/s12665-019-8120-8

Brennan, C., and Landsberger, S., Interferences in the determination of lutetium using neutron activation analysis, J. Radioanal. Nucl. Chem. (2019). https://doi.org/10.1007/s10967-019-06674-8

Brennan, C., Haas, D., Landsberger, S., Artnak, E., B ator, G., Bedn ar, A., and Kov acs, T., A feasibility study on the determination of 90

Sr food-chain

transfer using stable strontium as a surrogate and neutron activation analysis, J. Environ. Radioact., 208-209 (2019). https://doi.org/10.1016/j.jenvrad.2019.105988 CONFERENCE

PAPERS

Brennan, C., Prince, Z., Reduced Order Modeling of an Equilibrium Core High-Temperature Gas-Cooled Reactor using BlueCRAB, submitted to the proceeding of ANS M&C 2023.

Brennan, C., Park, H., and Shemon, E.., Demonstration of MOOSE-Based Gri n Reactor Physics Code for Heterogeneous Lead-Cooled Fast Reactor Analysis, proceedings of the International Conference on Physics of Reactors (2022).

Brennan, C., and Clarno, K., Proper Orthogonal Decomposition-Based Nonlinear Acceleration for Fuel Depletion Calculations, proceedings of ANS M&C 2021.

Brennan, C., and Landsberger, S., Assessment of industrial diamonds for Co, Fe, Ni, cr, Mn, and Si using thermal and epithermal NAA with Compton suppression, proceedings of the International Conference on Radiation Applications in Belgrade, Serbia (2019).

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