Brian Lejeune
Assistant Teaching Professor and Assistant Dean for Space,
Chemical Engineering
Contact
- b.lejeune@northeastern.edu
- 360 Huntington Ave
Boston, MA 02115
Office
- 201 Cullinane
- 617.373.6190
Research Focus
Integrating computational resources and AI into the classroom creating an interactive environment for a diverse range of learners and adapting to the cutting edge tools and resources industry expects. I leveraging examples in energy, sustainability and Materials focus areas working to inspire students to envision unique solutions to environmental, societal, and technological challenges.
Education
- PhD, Chemical Engineering, Northeastern University, 2019
Professional Affiliations
- Mineralogical Society of America (MSA)
- IEEE Magnetics Society
- American Institute of Chemical Engineers (AICHE)
Research Overview
Integrating computational resources and AI into the classroom creating an interactive environment for a diverse range of learners and adapting to the cutting edge tools and resources industry expects. I leveraging examples in energy, sustainability and Materials focus areas working to inspire students to envision unique solutions to environmental, societal, and technological challenges.
Department Research Areas
Selected Publications
- Lejeune, B.T., Gorgui Birame Gueye, P., Sanz, D. Archilla, Navarro, E., Vázquez, M., P. del Real, R., Marín, P., Lewis, L. H. “High-Sensitivity Wireless Sensing using Amorphous Magnetic Microwires,” IEEE Sensors Journal 23, (2023).
- Varma, A., Zhang, X., Lejeune, B.T., Almagro, L., Perez, R., Marin, P., Fitchorova, O., Lewis, L.H., Sundaram, R., “Toward remote and secure authentication: Disambiguation of magnetic microwire signatures using neural networks,” MRS Communications (2022).
- Lejeune, B.T., Barua, R., Mudryk, Y., Kramer, M.J., Pecharsky, V., Lewis, L. H., “Borderline first-order magnetic phase transition in AlFe2B2,” Journal of Alloys and Compounds 886 (2021).
- Lejeune, B.T., Barua, R., Simsek, E., Jensen, B. A., Kuhn, D., McCallum, R. W., Ott, RT., Kramer, M. J., Lewis, L. H., “Towards Additive Manufacturing of Mganetocaloric working Materials,“ Materialia 16 (2021).
- Maât, N., McDonald, I., Barua, R., Lejeune, B.T., Zhang, X., Stephen, G. M., Fisher, A., Heiman, D., Soldatov, I. V., Schäfer, R., Lewis, L. H., “Creating, probing and confirming tetragonality in bulk FeNi alloys,” Acta Materialia 196 (2020).
- X. Zhang, B.T. Lejeune, R. Barua, L. H. Lewis, “Estimating the in-operando stabilities of AlFe2B2-Based Compounds for Magnetic Refrigeration,” Journal of Alloys and Compounds 823 (2020).
Nov 07, 2025
Northeastern Nominates 6 COE Students for Prestigious Knight-Hennessy Scholarship
Druhi Bhargava, E’24, computer engineering; Amanda Ferrante, E’26, bioengineering and biochemistry; Kevin Giordano, E’26, mechanical engineering and physics; Victoria Robbins, E’22, chemical engineering; Nishita Roy, E’26, bioengineering, and Zhenming Yang, E’26, electrical and computer engineering were were six of nine nominated by Northeastern for the Knight-Hennessy Scholarship, which develops a community of future global leaders to address complex challenges through collaboration and innovation.
Oct 31, 2025
Turning Coal Waste into Treasure Extracting Critical Rare Earth Elements for Clean Energy
Chemical engineering student Lawrence Ajayi, PhD’28, received the Certificate of Merit (CoM) from the American Chemical Society’s (ACS) Division of Environmental Chemistry (ENVR) for his research on “Effect of alkali-treatment on microwave-assisted rare earth elements extraction from coal mine tailings,” which he presented at the ACS Fall 2025 National Meeting.