Circular Economy

 

Circular Economy

High Open?Circuit Voltage Organic Solar Cells with 19.2% Efficiency Enabled by Synergistic Side?Chain Engineering
27/03/2024 - Restricted by the energy?gap law, state?of?the?art organic solar cells (OSCs) exhibit relatively low open?circuit voltage (VOC; 0.8–0.9 V) because of large nonradiative energy losses. Moreover, the...
Removal of high lead concentration by hydroponic cultures of normal and transformed plants of Scirpus americanus Pers.
27/03/2024 - Lead is a very toxic metal which affects human health. An alternative to remove it from contaminated water is the use of macrophytes, as Scirpus americanus Pers. This species is tolerant to salt...
A Sulfonic-Functionalized Cellulose Adsorbent for the Rapid Removal of Cerium (III) from Aqueous Solutions
28/03/2024 - The biodegradable biomass adsorbent (cellulose-g-PSS) was synthesized in LiCl/N, N-dimethyl acetamide by the free-radical grafting polymerization reaction between sodium styrene...
Effect of Different Control Strategies on the Heat Transfer Mechanism of Helical Energy Piles
28/03/2024 - In this paper, numerical simulations of a special energy pile, which constitutes a spiral-injected pipe and one straight discharge pile for Geothermal Heat Pump Systems (SGHEs-P(parallel)), were...
Development of Municipal Energy Management as Trigger of Future Energy Savings
26/03/2024 - Directive 2018/844/EU on energy efficiency claims that almost 80% of the final energy consumption in the EU is used within the buildings. The subsequent Directive (EU) 2023/1791 introduced in 2023...
Impacts of Photovoltaic Façades on the Urban Thermal Microclimate and Outdoor Thermal Comfort: Simulation-Based Analysis
28/03/2024 - Cities face the consequences of climate change, specifically the urban heat island (UHI) effect, which detrimentally affects human health. In this regard, deploying PV modules in urban locales...
A Digital Twin for Assessing the Remaining Useful Life of Offshore Wind Turbine Structures
28/03/2024 - This paper delves into the application of digital twin monitoring techniques for enhancing offshore floating wind turbine performance, with a detailed case study that uses open-source digital twin...
Fabrication of Metal Contacts on Silicon Nanopillars: The Role of Surface Termination and Defectivity
28/03/2024 - The application of nanotechnology in developing novel thermoelectric materials has yielded remarkable advancements in material efficiency. In many instances, dimensional constraints have resulted in...
Biogas Upgrading Using a Single-Membrane System: A Review
- In recent years, the use of biogas as a natural gas substitute has gained great attention. Typically, in addition to methane (CH4), biogas contains carbon dioxide (CO2), as well as small amounts of...
A Metastructure Based on Amorphous Carbon for High Efficiency and Selective Solar Absorption
27/03/2024 - Efficient solar thermal conversion is crucial for renewable clean energy technologies such as solar thermal power generation, solar thermophotovoltaic and seawater desalination. To maximize solar...
Reduced Graphene Oxide Modified Nitrogen-Doped Chitosan Carbon Fiber with Excellent Electromagnetic Wave Absorbing Performance
27/03/2024 - Lightweight and low-cost one-dimensional carbon materials, especially biomass carbon fibers with multiple porous structures, have received wide attention in the field of electromagnetic wave...
Advancements in Transparent Conductive Oxides for Photoelectrochemical Applications
27/03/2024 - Photoelectrochemical cells (PECs) are an important technology for converting solar energy, which has experienced rapid development in recent decades. Transparent conductive oxides (TCOs) are also...
Thermal Energy Storage Using Hybrid Nanofluid Phase Change Material (PCM) based on Waste Sludge Incorp Rated ZnO/α-Fe2O3
28/03/2024 - Renewable solar energy storage facilities are attracting scientists’ attention since they can overcome the key issues affecting the shortage of energy. A nanofluid phase change material...
Synthesis, Characterization and Power Factor Estimation of SnSe Thin Film for Energy Harvesting Applications
26/03/2024 - In this work, a simple, cost-effective successive ionic layer adsorption and reaction (SILAR) deposition technique has been used to deposit a high-quality tin selenide (SnSe) thin film onto a glass...
Hydrothermally Treated Biomass Fly Ash as an Additive for Portland Cement
26/03/2024 - This study aimed to investigate the possibility of using biomass fly ash as a cement additive after hydrothermal modification. The treatment of biomass fly ash involves additional milling and curing...
The Utilization of Metal?Organic Frameworks and Their Derivatives Composite in Supercapacitor Electrodes
23/03/2024 - Up to now, the mainstream adoption of renewable energy has brought about substantial transformations in the electricity and energy sector. This shift has garnered considerable attention within the...
A Case Study of Multimodal, Multi-institutional Data Management for the Combinatorial Materials Science Community
22/03/2024 - Abstract Although the convergence of high-performance computing, automation, and machine learning has significantly altered the materials design timeline, transformative advances...
Enhancing flame retardancy and optical functionality in multifunctional devices through advanced design of phosphorus?containing copoly(imide?oxadiazole)s
21/03/2024 - Conjugated copolymers for OPV.AbstractPolymeric semiconductors offer the dual advantages of lightness and flexibility, facilitating the large?scale production of organic electronic devices. In the...
Impact of Seed Inoculation with Trichoderma afroharzianum Strains on Plant Growth, Root Morphology, and Leaf Phenolic Content in Hemp (Cannabis sativa L.) at Early Growth Stages
22/03/2024 - Industrial hemp (Cannabis sativa L.) is receiving increasing attention for its multiple end-uses; therefore, an improvement in its production is needed to meet the increased demand. In the present...
Optimal Microgrids in Buildings with Critical Loads and Hybrid Energy Storage
22/03/2024 - This research aims to optimize and compare the annual costs of energy services in buildings with critical loads and analyze case studies for hospitals and higher education institutions in the United...