TY - RPRT TI - Evaluating hydrogen permeation through medium-density and high-density polyethylene pipes to enable a hydrogen-compatible infrastructure AU - Shin, Yongsoon [Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)] (ORCID:0000000171322670) AU - Doyle, Dell [The Dow Chemical Company, Freeport, TX (United States)] AU - Ko, Seunghyun [Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)] (ORCID:0000000224154763) AU - Kuang, Wenbin [Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)] (ORCID:0000000263897180) AU - Simmons, Kevin L. [Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)] (ORCID:0000000224296219) AU - Seffens, Robert J. [Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)] AU - Ramos, Jose L. [Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)] (ORCID:0000000166438695) AU - Roy, Alain [Polytubes Inc., Edmonton, AB (Canada)] PY - 2026 DO - 10.1016/j.ijhydene.2026.155404 UR - https://www.osti.gov/biblio/3365229 ID - 3365229 ER -