Showing papers in "Sustainable Materials and Technologies in 2020"

TL;DR: In this paper, the authors reviewed the recent advances in a photocatalytic application of spinel ferrite nanoparticles and their nanocomposites towards pollutant degradation capacities in wastewater, with more emphasis on their novelties.

TL;DR: In this article, a 3D honeycomb structural rGO-MXene (rGMH) was constructed by taking Al2O3 honeycomb as template, and MXene was then self-assembled on the rGH via electrostatic adsorption, to obtain honeycomb Structural RGO- MXene, to improve the electrical conductivity and EMI shielding effectiveness.

TL;DR: A review of recent advances in the production of natural fiber-reinforced geopolymers produced from industrial byproducts and waste materials as promising sustainable construction materials is presented in this article.

TL;DR: In this paper, a UV-induced selective etching method was proposed to fabricate fluorine-free mesoporous Mo2C MXene from Mo2Ga2C bulk ceramic in several hours.

TL;DR: A comprehensive overview of the recent research efforts and industrial trends in polyolefine (PO) recycling can be found in this paper, where a wide variety of POs exist in the market.

TL;DR: Methods in which different coatings are applied to cut fruits and vegetables to prevent the development of foodborne pathogen diseases were reviewed, and essential oils and its nanoemulsion possess antioxidant and antimicrobial characteristics which considered being unique additives in the food industry.

TL;DR: In this paper, an all biomass loofah-derived evaporator composed of a porous supporter and a light absorber for highly efficient solar steam generation is proposed, which employs synergistic concepts of solar evaporation and surface biosorption for simultaneous generating freshwater and recycling heavy-metal ions.

TL;DR: A review of separating methods used in domestic and electric vehicle lithium ion battery recycling is presented, focusing on physical processes which are commonly utilized prior to further chemical processing and purification steps.

TL;DR: In this paper, a case study of cathode-healing applied to a battery recall demonstrates an industrial model for recycling of lithium-ion, be it consumer electronic or electric vehicle (EV) batteries.

TL;DR: In this paper, a facile, efficient and green strategy to prepare fluorescence CQD for multi ion sensing and bio imaging application was presented, using Catharanthus roseus (white) leaves as carbon source without any passivating and oxidizing agent.

TL;DR: This work maps possible solutions to inactivate the receptors of the coronavirus spikes and resist the transmission of the COVID-19 and other infectious diseases, and contribute to the prevention of future outbreaks and control of epidemics.

TL;DR: The study aims to present a sustainable criterion optimisation framework that could well be adopted to assess the sustainability of green materials in concrete production and highlight around 3% to 8% GHG and cost increase if material is not available locally.

TL;DR: This critical literature review surveys the existing studies on grid-scale stationary LIB ESS, and highlights research gaps concerning comprehensive environmental impacts, and concludes that further analysis specific to grid-connected LIB systems – encompassing use phase (battery operation) and EOL, in addition to production phase – is required for a robust assessment of environmental impacts of grid- connected energy storage in LIB systems.

TL;DR: In this paper, the effectiveness of dry, liquid nitrogen and hybrid cryogenic and minimum quantity lubrication (LN2+MQL) conditions was evaluated in terms of important machinability indicators for instance surface roughness, cutting forces and temperature.

TL;DR: In this article, the influence of carbonization temperature on microwave absorption properties was studied in detail, and the microwave absorption mechanism was attributed to dielectric loss, magnetic loss, multiple reflections and scattering.

TL;DR: In this paper, the fundamental mechanisms of interfacial solar steam generation through different carbon-based solar absorbers are summarized and discussed, and experimental methods for efficient solar steam generator are provided.

TL;DR: In this article, the authors summarize the recent development of the fabrication of LIG and its modification for meeting the needs of biosensor development and highlight integrated LIG biosensors that can simultaneously measure multiple objectives.

TL;DR: In this paper, the authors investigated approaches such as RPC, steel fiber reinforcement, green cement, advanced nano cement and self-consolidating and how they contribute to environmental sustainability and reduction of costs of construction.

TL;DR: In this article, fly ash, ground granulated blast furnace slag (GGBS) and silica fume were used to produce different concrete mixes that were evaluated for mechanical properties, microstructural performance, and environmental impact.

TL;DR: In this paper, the state-of-the-art technology currently employed in the mechanical recycling of plastic waste, focusing on the progress made for the removal of volatile organic compounds emitted from recycled materials.

TL;DR: In this article, a short duration, cost-effective recycling process for discarded mixed cathode material, and microwave reduction of cathode materials using recovered graphite are investigated for recovery of metallic values.

TL;DR: In this paper, a selective thermal isolation-suspension process for the recovery of Li and Co from spent Lithium-Ion Batteries (LIBs) was described, where the cathodic part of LIBs, which are mainly composed of Li, Al and Co, sourced from electronic waste (e-waste) was first subjected to a suspension stage for removing Al.

TL;DR: In this paper, a closed-loop recovery process was proposed to recover cathode materials, Al foils, and polyvinylidene difluoride (PVDF) binder from cathode scraps.

TL;DR: In this paper, the effect of mechanical recycling on an end-of-life automotive component based on PA66 reinforced with glass fibers was investigated, and the results revealed that mechanical recycling leads to the breaking of the fibers, decreasing their contribution to the mechanical strength.

TL;DR: In this paper, the authors used acai stone as a precursor to synthesize porosity and graphitization of carbon materials with a tunable porosity, which can be applied to other strategic areas, such as in the energy sector and for water treatment and catalysis.

TL;DR: In this paper, the structure-property-fracture relations of the natural Moso bamboo with node were investigated by optical and scanning electron microscopy (SEM) and it was concluded that the strengthening effects within bamboo node are concluded as coarse fiber bundles, high volumes of fibers, fiber pull-out and crack deflections.

TL;DR: In this article, the authors report the durability effect of alkali activated slag/fly ash concretes (AASFC) with ferrochrome slag (FCS) as coarse aggregate.

TL;DR: In this paper, the authors proposed a relatively simple to implement and inexpensive system that builds on top of already applied solutions and expands the capabilities of existing designs by incorporating electrospun polyvinylidene fluoride (PVDF) fibers.

TL;DR: In this article, NiCo2O4 nanosheets for hybrid supercapacitors with long cycle stability are successfully fabricated by a one-step hydrothermal method, and the battery type electrode material shows capacitances of 571.3 mAh g−1 at 1 A g− 1 and excellent cycling stability.

TL;DR: A collaborative Eco-design approach to support these tasks and overcome traditional limits using an interactive approach to evaluate secondary raw materials, processes, user's feedback, and best practices for the selection of green and recycled materials.