TY - RPRT TI - Sand-Based Thermal Storage for Building Heating Applications: A District Energy Case Study AU - Milner, David [Univ. of Colorado, Boulder, CO (United States)] AU - Hinkelman, Kathryn [Univ. of Vermont, Burlington, VT (United States)] AU - Gifford, Jeffery [National Laboratory of the Rockies (NLR), Golden, CO (United States)] (ORCID:0000000259090325) AU - Zuo, Wangda [Pennsylvania State Univ., University Park, PA (United States)] AU - Ma, Zhiwen [National Laboratory of the Rockies (NLR), Golden, CO (United States)] (ORCID:0000000337188038) PY - 2026 DO - 10.22299/apst.2026.269752 UR - https://www.osti.gov/biblio/3028982 ID - 3028982 ER -