With the development of carbon-based nanomaterials, carbon dots (CDs) have recently
received increasing attention owing to their unique optical properties, low toxicity, facile …

Over the past two decades, scientific communities and coating manufacturers have
presented superhydrophobic coatings for various applications such as automotive, marine …

Dyes and heavy-metal ions are common pollutants in printing and dyeing wastewater, and
are thus attracting considerable attention. Herein, an eco-friendly straw-based adsorbent …

Carbon quantum dots (CQDs) are a fascinating class of carbon nanoparticles with sizes
around 10 nm. The unique properties of CQDs are low toxicity, chemical inertness, excellent …

Abstract Cadmium (Cd (II)) ion is one of the most important toxic metals to remove from
contaminated water for safe-guarding the public health. Elevated levels of Cd (II) ion in …

Water pollutant treatment has become a critical issue in environmental engineering and
protection. Adsorption techniques via solid adsorbents have been widely applied for the …

MXenes are a new type of two-dimensional (2D) transition metal carbide or carbonitride
material with a 2D structure similar to graphene. The general formula of MXenes is Mn+ …

In this study, a new composite adsorbent for Cr (VI) removal was developed by immobilizing
polyethyleneimine (PEI) on the surface of zero-valent iron (ZVI) particles with tannic acid …

This paper investigates the adsorption performance of spent tea leaves (STL) modified with
polyethylenimine (PEI) on two anionic dyes, namely Reactive Black 5 (RB5) and Methyl …

In this paper, a novel polyethyleneimine (PEI) surface-modified hydrochar (HTC) loaded
nanoscale zero-valent iron (nZVI) adsorbent (HTCTSIP-5) was developed. HTCTSIP-5 …