Original ResearchPublished 21 May 2026Photovoltaic-thermal system using shea butter as a phase change material for power generation in Nigeria, Sub-Saharan AfricaKar R. Awai · Peter King · Kumar PatchigollaFrontiers in Energy Efficiencydoi 10.3389/fenef.2026.1804474
Thermal EngineeringPublished 12 September 2025Innovations in thermal energy systems, bridging traditional and emerging technologies for sustainable energy solutionsVal Hyginus Udoka EzeFrontiers in Thermal Engineeringdoi 10.3389/fther.2025.1654815
