Bioplásticos

Bioplásticos

Alkali-Activated Hybrid Cement from Mineral Wool Fiber Waste and OPC
27/01/2023 - Cements to replace ordinary portland cement (OPC) are currently being studied due to the high environmental costs of OPC production. One viable alternative is alkali-activated cements, which can be...
Radiation-Grafting on Polypropylene Copolymer Membranes for Using in Cadmium Adsorption
29/01/2023 - Graft copolymerization has been a popular technique in recent years for adding different functional groups to polymers. In our research, polypropylene (PP) films are grafted with acrylonitrile (An)...
A Comprehensive Study on Antibiotic Resistance among Coagulase-Negative Staphylococci (CoNS) Strains Isolated from Ready-to-Eat Food Served in Bars and Restaurants
23/01/2023 - The present study aimed to characterize and assess the diversity of CoNS strains as potential vectors for the spread of resistance to antimicrobial agents from RTE foods served in bars and...
Enhanced osmotic energy conversion through bacterial cellulose based double-network hydrogel with 3D interconnected nanochannels
- Hydrogel with 3D networks have shown great potential for ion transportation and energy conversion. However, the micron size pores of hydrogel greatly limit the ion selectivity and energy...
Binary Graft of Poly(acrylic acid) and Poly(vinyl pyrrolidone) onto PDMS Films for Load and Release of Ciprofloxacin
06/01/2023 - Polymers are versatile compounds which physical and chemical properties can be taken advantage of in wide applications. Particularly, in the biomedical field, polydimethylsiloxane (PDMS) is one of...
Multifunctional 3D?Printed Pollen Grain?Inspired Hydrogel Microrobots for On?Demand Anchoring and Cargo Delivery
31/12/2022 - While a majority of wireless microrobots has shown multi?responsiveness to implement complex biomedical functions, their functional executions are strongly dependent on the range of stimulus inputs,...
Assessing the individual impact of magnesia and titania nano- particles on the performance of alkali-activated slag mortars
15/02/2023 - The present investigation aims to evaluate the impact of prepared magnesia nanoparticles (MNP) and titania nanoparticles (TNP) on engineering properties of Alkali Activated Cements (AAC) based on...
Bacillus subtilis reduces antibiotic resistance genes of animal sludge in vermicomposting by improving heat stress tolerance of Eisenia foetida and bacterial community adjustment
- Antibiotic resistance genes (ARGs) in livestock industry have been recognized as a kind of pollutant. The effect of Bacillus subtilis (B. subtilis) as an additive for the reduction of ARGs in animal...
Experimental Study on the Seismic Performance of New Energy Dissipation Connectors in an Autoclaved Aerated Concrete Panel with Assembled Steel Frame
19/12/2022 - This study proposes a new energy dissipation connector (NEDC) to connect an external autoclaved aerated concrete (AAC) wall panel with an assembled steel frame. To investigate the seismic performance...
Experimental Analysis of Surface Application of Fiber-Reinforced Polymer Composite on Shear Behavior of Masonry Walls Made of Autoclaved Concrete Blocks
13/12/2022 - This paper presents the results of an experimental study of the shear behavior of masonry walls made of aero autoclaved concrete (AAC) blocks strengthened by externally bonded fiber-reinforced...
Application of Autoclaved Aerated Concrete Grains Coated with Stearic Acid for Removal of Oil from Water
- Treatment of oily wastewater has been still a challenge to environmental scientists. In this study, waste autoclaved aerated concrete (AAC) grains from a concrete manufacturing plant were collected...
Biochemical Characteristics of Acid-Soluble Collagen from Food Processing By-Products of Needlefish Skin (Tylosurus acus melanotus)
11/12/2022 - The by-product of needlefish (Tylosurus acus melanotus) waste possesses important characteristics that could be used in food applications. Fish by-product collagen may be used in place of mammalian...
Experimental study on dynamic mechanical properties of fly ash and slag based alkali-activated concrete
18/01/2023 - Alkali-activated concrete (AAC) is a promising construction material. The research on AAC which about static mechanical properties have been intensively studied, while corresponding in dynamic...
Understanding the effect of sulfate ions on the hydrothermal curing of autoclaved aerated concrete
- The addition of calcium sulfate in the preparation of autoclaved aerated concrete (AAC) leads to improved mechanical properties but the precise mechanism is not well constrained. To study this,...
Density Functional Theory Analysis of the Copolymerization of Cyclopropenone with Ethylene Using a Palladium Catalyst
02/12/2022 - Density functional theory has been used to elucidate the mechanism of Pd copolymerization of cyclopropenone with ethylene. The results reveal that introducing ethylene and cyclopropenone to Pd...
Zerkleinerung von Porenbeton in konventionellen Zerkleinerungsmaschinen der BauschuttaufbereitungCrushing of Aerated Concrete in Conventional Crushing Machines of Construction Waste Treatment
27/11/2022 - Porenbeton ist ein leichter, hochporöser, mineralischer Baustoff. Über das Recycling wird der Wiedereinsatz fokussiert. Die Arbeit soll klären, in wie weit die verbreitete konventionelle...
Evaluation of Pozzolanic and Alkali-Activated Reactivity of Low-Purity Calcium Bentonite
14/11/2022 - Alkali-activated cement (AAC) is a sustainable building material with low carbon emissions, but it has a growing demand for raw materials. In this study, the potential of low-purity modified calcium...
Are Enterobacteriaceae and Enterococcus Isolated from Powdered Infant Formula a Hazard for Infants? A Genomic Analysis
08/11/2022 - Powdered infant formulas (PIF) are the most used dietary substitutes that are used in order to supplement breastfeeding. However, PIF are not sterile and can be contaminated with different...
Size distribution of pores and their geometric analysis in red mud-based autoclaved aerated concrete (AAC) using regression neural network and elastic mechanics
12/12/2022 - A large amount of red mud needs to be disposed of in China, which causes environmental pollution. The feasibility of using red mud in autoclaved aerated concrete (AAC) has been confirmed, and its...
Research on the Behavior of Stiffening Walls in Single-Storey Buildings Made of Autoclaved Aerated Concrete (AAC) Masonry Units
21/10/2022 - Experimental identification of stiffening walls is often limited to studying single-wall models. However, these samples do not reflect many additional effects—torsion of the building...
Bioinspired High-Performance Bilayer, pH-Responsive Hydrogel with Superior Adhesive Property
19/10/2022 - Soft actuators have attracted extensive attention for promising applications in drug delivery, microfluidic switches, artificial muscles and flexible sensors. However, the performance of...