Muthu Elen
Pacific Northwest National Laboratory
PO Box 999
Richland, WA 99352
(509) 375-5966
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PNNL Publications
2025
- Glass S.W., J.R. Tedeschi, M. Elen, M.P. Spencer, J. Son, and L.S. Fifield. 2025. "Clamshell Inductive Current Coupler for Online Cable Condition Monitoring." IEEE Open Journal of Instrumentation and Measurement 4, no. _:Art. No. 6000108. PNNL-SA-200021. doi:10.1109/OJIM.2024.3517623
- Kumar V., M. Elen, K. Sushmita, N.R. Overman, E.K. Nickerson, P. Murdy, and F. Presuel-Moreno, et al. 2025. "Hygrothermal aging and recycling effects on mechanical and thermal properties of recyclable thermoplastic glass fiber composites." Polymer Composites 46, no. 5:4332-4349. PNNL-SA-203819. doi:10.1002/pc.29242
2024
- Elen M., N.A. Conway, and A.A. Diaz. 2024. NDE of Novel Maerials (CFRP). PNNL-36932. Richland, WA: Pacific Northwest National Laboratory. NDE of Novel Maerials (CFRP)
- Elen M., V. Kumar, and L.S. Fifield. 2024. "Feasibility of Recovering and Recycling Polymer Composites from End-of-Life Marine Renewable Energy Structures: A Review." Sustainability 16, no. 23:Art No. 10515. PNNL-SA-204350. doi:10.3390/su162310515
- Glass S.W., J.R. Tedeschi, M. Elen, J. Son, M. Taufique, V. Kumar, and M.K. Hasan, et al. 2024. SSTDR and FDR Detection of Un-Energized and Energized Cable Anomalies Including Thermal Degradation Using Machine Learning. PNNL-36573. Richland, WA: Pacific Northwest National Laboratory. SSTDR and FDR Detection of Un-Energized and Energized Cable Anomalies Including Thermal Degradation Using Machine Learning
- Glass S.W., J.R. Tedeschi, M. Elen, M.P. Spencer, J. Son, V. Kumar, and L.S. Fifield. 2024. Evaluation of Clamshell Current Coupler for Online Frequency Domain and Spread Spectrum Time Domain Reflectometry to Detect Anomalies in Energized Cables. PNNL-36530. Richland, WA: Pacific Northwest National Laboratory. Evaluation of Clamshell Current Coupler for Online Frequency Domain and Spread Spectrum Time Domain Reflectometry to Detect Anomalies in Energized Cables
- Glass S.W., J.R. Tedeschi, M.P. Spencer, J. Son, M. Taufique, D. Li, and M. Elen, et al. 2024. "Spread spectrum time domain reflectometry (SSTDR) and frequency domain reflectometry (FDR) cable inspection using machine learning." In Proceedings of the ASME 2024 51st Annual Review of Progress in Quantitative Nondestructive Evaluation (QNDE2024), QNDE2024-133645, V001T11A001. New York, New York:American Society of Mechanical Engineers. PNNL-SA-195124. doi:10.1115/QNDE2024-133645
- Ni Y., M.K. Hasan, T.R. Tueller, K. Sushmita, M.P. Spencer, A.G. Smith, and M. Elen, et al. 2024. Thermal aging effects on crosslinked polyethylene cable insulation with decabromodiphenyl ether flame retardant alternative. PNNL-36532. Richland, WA: Pacific Northwest National Laboratory. Thermal aging effects on crosslinked polyethylene cable insulation with decabromodiphenyl ether flame retardant alternative
2023
- Elen M., D. Li, M.P. Spencer, and L.S. Fifield. 2023. "Investigating the Longevity of Hydraulic Power Take-Off Piston Seals in Wave Energy Converters." In OCEANS 2023 - MTS/IEEE U.S. Gulf Coast, September 25-28, 2023, Biloxi, MS, 1-8. Piscataway, New Jersey:IEEE. PNNL-SA-188195. doi:10.23919/OCEANS52994.2023.10337349
- Elen M., M.K. Hasan, D. Li, Y. Ni, M.P. Spencer, M.T. Murphy, and A. Zwoster, et al. 2023. Dose Rate Effects on Degradation of Nuclear Power Plant Electrical Cable Insulation at a Common Dose. PNNL-34068. Richland, WA: Pacific Northwest National Laboratory. Dose Rate Effects on Degradation of Nuclear Power Plant Electrical Cable Insulation at a Common Dose
- Glass S.W., J.R. Tedeschi, M.P. Spencer, J. Son, D. Li, M. Elen, and L.S. Fifield. 2023. Extended Bandwidth Spread Spectrum Time Domain Reflectometry Cable Test for Thermal Aging, Low Resistance Fault, and Water Detection. PNNL-34815. Richland, WA: Pacific Northwest National Laboratory. Extended Bandwidth Spread Spectrum Time Domain Reflectometry Cable Test for Thermal Aging, Low Resistance Fault, and Water Detection
- Glass S.W., J.R. Tedeschi, M.P. Spencer, J. Son, M. Elen, and L.S. Fifield. 2023. Laboratory Instrument Software Controlled Spread Spectrum Time Domain Reflectometry for Electrical Cable Testing. PNNL-34511. Richland, WA: Pacific Northwest National Laboratory. Laboratory Instrument Software Controlled Spread Spectrum Time Domain Reflectometry for Electrical Cable Testing
- Li D., M. Elen, K. Sushmita, V. Kumar, M.P. Spencer, and L.S. Fifield. 2023. The Durability of Piston Seals in Hydraulic Power Take-off Systems in Wave Energy Converters. PNNL-35186. Richland, WA: Pacific Northwest National Laboratory. The Durability of Piston Seals in Hydraulic Power Take-off Systems in Wave Energy Converters
- Murphy M.K., M.A. Heine, M. Elen, L.S. Fifield, L.A. Vasilak, R.N. Easterling, and D. Rouison. 2023. Radiation Aging of Cable Insulation Systems to Support Extension of Cable Electrical Assessment Techniques - CRADA 562 (Final Report). PNNL-35504. Richland, WA: Pacific Northwest National Laboratory. Radiation Aging of Cable Insulation Systems to Support Extension of Cable Electrical Assessment Techniques - CRADA 562 (Final Report)
- Spencer M.P., M. Elen, and L.S. Fifield. 2023. Survey of Aging and Monitoring Concerns for Cables and Splices Due to Cable Repair and Replacement. PNNL-34576. Richland, WA: Pacific Northwest National Laboratory. Survey of Aging and Monitoring Concerns for Cables and Splices Due to Cable Repair and Replacement