Elliott Biondo
R&D Staff at Oak Ridge National Laboratory
Knoxville, Tennessee, United States
Summary
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Senior🎓
Top SchoolElliott Biondo is an R&D Staff computational scientist and nuclear engineer with 13 years of experience applying high-performance computing to radiation transport and reactor problems. Based at Oak Ridge National Laboratory, he has driven GPU-accelerated innovations—implementing multi-universe tracking, BIH geometry acceleration, and on-the-fly Doppler broadening—in production research codes like Celeritas and Shift. His work bridges CAD/CSG geometry, Monte Carlo/deterministic hybrid methods, and practical variance-reduction techniques, informed by a PhD in Nuclear Engineering from UW–Madison. Elliott’s contributions include large-scale open-source development for Python for Nuclear Engineering and creative performance-focused algorithms (e.g., free gas elastic scattering and SVD compression of variance-reduction parameters), revealing a talent for turning theoretical methods into efficient, deployable software.
13 years of coding experience
6 years of employment as a software developer
Doctor of Philosophy - PhD, Nuclear Engineering, Doctor of Philosophy - PhD, Nuclear Engineering at University of Wisconsin-MadisonUniversity of Minnesota Twin Cities
Github Skills (24)
simulation10
computational-physics10
transport10
energy10
high-energy-physics10
detectors10
hip10
physics10
gpu10
cuda10
monte-carlo10
geometry9
python9
decay9
high-performance9
Programming languages (6)
Github contributions (5)
elliottbiondo/celeritas
Oct 2022 - Mar 2025
Celeritas is a new Monte Carlo transport code designed for high-performance simulation of high-energy physics detectors.
Contributions:275 pushes, 45 branches in 2 years 5 months
physicssimulationhigh-energy-physicsdetectorsmonte-carlo
elliottbiondo/elliottbiondo.github.io
Mar 2018 - Jan 2025
Contributions:80 pushes, 3 branches in 6 years 11 months
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