PNNL

2025

• 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., 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
• Kumar V., W. Kuang, and L.S. Fifield. 2024. "Carbon Fiber-Based Vitrimer Composites: A Path toward Current Research That Is High-Performing, Useful, and Sustainable." Materials 17, no. 13:Art. No. 3265. PNNL-SA-198312. doi:10.3390/ma17133265
• 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

• 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