Results 41 to 50 of about 1,041,406 (245)

Improvement of energy performances of existing buildings by application of solar thermal systems [PDF]

open access: yesSpatium, 2009
Improvement of energy performances of the existing buildings in the suburban settlement Konjarnik in Belgrade, by the application of solar thermal systems is the topic presented in this paper.
Krstić-Furundžić Aleksandra   +1 more
doaj   +1 more source

Roll‐to‐Roll Processable EC/TC Hybrid Smart Windows Driven by a Bidirectional Dual‐Chromic Polymer Electrolyte

open access: yesAdvanced Functional Materials, EarlyView.
We present a scalable EC/TC hybrid smart window using a DCPE that enables tunable solar modulation (ΔTsol:15–43%), fast electrochromic switching (<90 s), and strong thermal blocking (10–14°C reduction). HPMC improves thermal stability, while an optimized ISL enhances EC performance.
Soyeon Kim   +4 more
wiley   +1 more source

Electrochemical Pathways for Nitrate Conversion to Ammonia: From Environmental Challenges to Ammonia Economy

open access: yesAdvanced Functional Materials, EarlyView.
This perspective presents recent advances in electrocatalytic nitrate reduction, focusing on reaction mechanisms, catalyst design, and electrolyzer configurations. Key challenges in selectivity, stability, and practical wastewater treatment are highlighted, while future directions for advancing sustainable ammonia synthesis and nitrate remediation are ...
Xintong Li   +9 more
wiley   +1 more source

Solar Collectors Based оn Copper Two-Phase Thermosyphons

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2020
Thermosyphons and heat pipes offer great opportunities for creating pas sive heat and mass transfer systems. Various design solutions using heat pipes (thermosyphons) in solar energy systems are known. Solar energy is one of the promising energy sources,
V. I. Marynenko, V. S. Kulynych
doaj   +1 more source

A Review of Solar Energy Collectors: Models and Applications [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2018
A current study and discussion in detail about many solar energy collectors of various types, components, classifications and configurations, through the analysis of their performance, is our aim through this review paper.
Younes MENNI, Ahmed AZZI, Ali J. Chamkha
doaj   +1 more source

Study on Heat Loss Factors of Parabolic Trough Solar Collectors

open access: yes发电技术, 2023
Combining solar thermal electricity technology with distributed energy system is conducive to increasing the proportion of renewable energy in the energy consumption structure.
XU Li   +3 more
doaj   +1 more source

Advancing SafeWax, A Bio‐Inspired Superhydrophobic Coating, Toward Sustainable and Climate‐Resilient Crop Protection

open access: yesAdvanced Functional Materials, EarlyView.
This study advances SafeWax, a bio‐inspired, fatty‐acids‐based superhydrophobic coating, by identifying an agriculturally compliant solvent and revealing how solvent‐controlled Fatty acid crystallization governs the coating's microscopic structure and performance.
Niv Ben‐Arie   +13 more
wiley   +1 more source

Light trapping in fluorescent solar collectors

open access: yes, 2012
A fluorescent solar collector (FSC) is an optoelectronic waveguide device that can concentrate both diffuse and direct sunlight onto a solar cell which is then converted to electricity.
Soleimani, Nazila
core   +1 more source

Numerical Study of Convective Heat Transfer for Flat Unglazed Transpired Solar Collectors [PDF]

open access: yes, 2012
Convective heat transfer coefficients (CHTC) for flat unglazed transpired solar collectors have been computed using high-resolution 3-dimensional steady RANS CFD simulations.
Li, Siwei, Karava, Panagiota
core   +1 more source

Solar Organic Rankine Cycle (ORC) Systems: A Review of Technologies, Parameters, and Applications

open access: yesEnergies
The Organic Rankine Cycle (ORC) is a widely utilized technology for generating electricity from various sources, including geothermal energy, waste heat, biomass, and solar energy.
Dominika Matuszewska
doaj   +1 more source

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