Results 51 to 60 of about 64,923 (271)

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

Evaluating the bioavailability of heavy metals in natural-zeolite-amended aquatic sediments using thin-film diffusive gradients

open access: yesAquaculture and Fisheries, 2018
The effectiveness of natural zeolite amendment of sediments as a restorative material was studied, as was the feasibility of utilizing thin-film gradient diffusion (DGT) as a proxy for the accumulation of heavy metals in Venerupis philippinaram.
Juanying Li   +5 more
doaj   +1 more source

Removal of boron and arsenic from petrochemical wastewater using zeolite as adsorbent [PDF]

open access: yes, 2013
Petrochemical wastewater is one of the major industrial concerns due to the toxicity of heavy metals such as boron and arsenic. These metals must be progressively treated before discharged into receiving water.
Ismail, Mohd Halim Shah   +2 more
core   +1 more source

Role of Histidine‐Containing Peptoids in Accelerating the Kinetics of Calcite Growth

open access: yesAdvanced Functional Materials, EarlyView.
Amphiphilic histidine‐containing peptoids mimic carbonic anhydrase (CA) to accelerate calcite step growth. In the presence of Zn2+, they promote the deprotonation of HCO3−, the desolvation of Ca2+, and the reorganization of interfacial hydration layers, thereby reducing the activation barrier for calcite growth.
Mingyi Zhang   +5 more
wiley   +1 more source

Numerical Studies on Removal of Nitrogen and Phosphorus by Iron-Oxide Coated Zeolite in PHREEQC

open access: yesRenmin Zhujiang, 2021
This paper conducts the column experiments in the laboratory,simulates the removal of nitrogen and phosphorus in groundwater by natural zeolite and iron-oxide coated zeolite through the geochemical model PHREEQC,respectively,and predicts and compares the
LIANG Xingmei   +4 more
doaj  

Hydrothermal Transformation of Natural Zeolite from Ende-NTT and Its Application as Adsorbent of Cationic Dye

open access: yesIndonesian Journal of Chemistry, 2016
A synthetic zeolite was produced from natural zeolite from Ende-Nusa Tenggara Timur (NTT) by hydrothermal method. This study aims to produce synthetic zeolite from Ende natural zeolite to remove cation dye through the adsorption process.
Yulius Dala Ngapa   +2 more
doaj   +1 more source

Photocatalytic Production of Tio2-natural Zeolite From Tasikmalaya for Photodegradation of Methylene Blue [PDF]

open access: yes, 2009
Photocatalyst is reaction process of one materials to another materials which aided by energy from ultraviolet radiation and solid catalyst. The study conducted by making a catalyst based on variation concentrates from natural zeolite Cikalong ...
A, A. S. (Arfan)   +2 more
core  

Nano‐ and Micro‐Sized Solid Materials Used as Antiviral Agents

open access: yesAdvanced Functional Materials, EarlyView.
Due to the rise of viral infections in humans and possible viral outbreaks, the use of nano‐ or micro‐sized materials as antiviral agents is rapidly increasing. This review explores their antiviral properties against RNA and DNA viruses, either as a prevention or a treatment tool, by delving into their mechanisms of action and how to properly assess ...
Orfeas‐Evangelos Plastiras   +6 more
wiley   +1 more source

Effect of Doping Natural Zeolite with Copper and Zinc Cations on Ethylene Removal and Postharvest Tomato Fruit Quality

open access: yesChemical Engineering Transactions, 2019
Tomatoes (Solanum lycopersicum L.), one of the most consumed vegetables worldwide, are climacteric fruit in which ripening is accompanied by quickly increased respiration and ethylene production.
Johannes De Bruijn   +5 more
doaj   +1 more source

Hydrothermal synthesis and characterization of zeolite from Malaysia’s natural kaolin for adsorption of sodium ion (NA+) from seawater [PDF]

open access: yes, 2020
Zeolite-A is widely known as aluminosilicate mineral that has been intensively used as an adsorbent in the adsorption process for desalination. Desalination is a technique to eliminate sodium ion and other minerals in the water. Because of the nature
Sazali, Norsuhailizah
core  

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