Results 31 to 40 of about 92,628 (248)

Contamination risk assessment of the Transboundary Zeravshan River using chemical and isotopic studies [PDF]

open access: yesE3S Web of Conferences, 2019
The results of chemical and isotope analyses of water of the Zeravshan River are presented. Results show that the low salinity of the river water in the upstream reach is formed mainly by water dissolution of minerals in natural rocks, i.e. the existence
Normatov Parviz, Normatov Inom
doaj   +1 more source

Trace Nickel Activated Biphasic Core‐CuOii/Shell‐CuOi Secondary Microspheres Enable Room Temperature Parts‐Per‐Trillion‐Level NO2 Detection

open access: yesAdvanced Engineering Materials, EarlyView.
An idea of designing novel sensors is proposed by creating appropriate Schottky barriers and vacancies between isomorphous Core‐CuOii/ Shell‐CuOi secondary microspheres and enhancing catalytic and spill‐over effects, and electronegativity via spontaneous biphasic separation, self‐assembly, and trace‐Ni‐doping.
Bala Ismail Adamu   +8 more
wiley   +1 more source

Sustainable Synthesis of Bio‐Based Magnetic and Conductive Wood for Electromagnetic Interference Shielding Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A wood‐based magnetic and conductive material called Magwood (MW), capable of blocking almost 99.99% of electromagnetic waves (in the X‐band frequency range), is synthesized using a simple, solvent‐free process. MW is lightweight, resists water, and is flame‐retardant, making it a promising alternative for shielding electronics. The rapid proliferation
Akash Madhav Gondaliya   +3 more
wiley   +1 more source

In Situ Constructed Magnetic Core‐Shell Hydrogen‐Bonded Organic Framework‐on‐Metal–Organic Framework Structure: an Efficient Catalyst for Peroxymonosulfate Activation

open access: yesAdvanced Functional Materials, EarlyView.
In this work, a magnetic core‐shell catalyst (HOF‐on‐Fe3O4/ZIF‐67) is successfully synthesized, consisting of a metal–organic framework (ZIF‐67) with magnetic Fe3O4 as the core and a porous hydrogen‐bonded organic framework (HOF) as the shell. The catalyst efficiently activated peroxymonosulfate, resulting in rapid and effective removal of water ...
Yingying Du   +4 more
wiley   +1 more source

Concentrations of Phthalates and Metals in Commercially Packaged Sachet and Plastic Bottled Water Sold in Lagos, Nigeria

open access: yesJournal of Food Quality and Hazards Control, 2018
Background: In many developing countries, numerous brands of bottled water and the relatively cheaper counterpart, sachet water, can be found in all cities, towns, and even villages. This study assessed the concentrations of some phthalates and metals in
E.O. Dada   +4 more
doaj  

Factors Affecting Electrocoagulation Process for Different Water Types: A review

open access: yesAl-Khawarizmi Engineering Journal
Raw water must meet specific physical, chemical, and biological requirements to be suitable for drinking. There are various techniques available for treating wastewater, and aside from conventional methods that involve chemicals, electrocoagulation is ...
Shahad Fadhil Abed AL-Rubaye   +2 more
doaj   +1 more source

Integrated data-driven cross-disciplinary framework to prevent chemical water pollution

open access: yesOne Earth, 2023
Access to a clean and healthy environment is a human right and a prerequisite for maintaining a sustainable ecosystem. Experts across domains along the chemical life cycle have traditionally operated in isolation, leading to limited connectivity between upstream chemical innovation to downstream development of water-treatment technologies.
Ateia, Mohamed   +6 more
openaire   +3 more sources

Dual‐Mode Film Based on Highly Scattering Nanofibers and Upcycled Chips‐Bags for Year‐Round Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent radiative cooling devices, adaptable to various weather conditions, have the potential for year‐round energy savings. This study introduces a sustainable dual‐mode film made from polycaprolactone nanofibers and upcycled chip bags for effective thermal management.
Qimeng Song   +4 more
wiley   +1 more source

IoT-Integrated Water Monitoring and Billing System for Sustainable Urban Water Management [PDF]

open access: yesE3S Web of Conferences
Internet of Things (IoT) technology has become a pivotal component of water monitoring systems. Urban water management is evolving because billing systems improve both accuracy and efficiency. Sustainability.
Sreelatha Reddy Vakiti   +3 more
doaj   +1 more source

About the real possibilities of the MPC attaining at water bodies and their sections

open access: yesВодное хозяйство России: проблемы, технологии, управление, 2023
The paper refl ects the point of view of the authors on the use of MPC for standardizing the water quality of natural water bodies. In particular, they state that it is almost impossible to achieve the standard values of this indicator (especially fi ...
Valery N. Zaslonovskiy   +3 more
doaj   +1 more source

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