High-efficiency photocatalytic reduction of Cr (vi) by Z-scheme electron transfer in UiO-66-NH 2@ HDU-25 heterojunctions

W Lu, C Wang, W Song, Z Zhang, C **e… - Journal of Materials …, 2024 - pubs.rsc.org
The heavy metal ion hexavalent chromium (Cr (VI)) in wastewater significantly threatens
public health. Heterojunction photocatalysts typically demonstrate high reduction efficiency …

Mechanically pulverized covalent organic framework as a metal-free photocatalyst for fenton-like degradation of organic pollutants and hexavalent chromium …

R Gogoi, SK Jena, A Singh, K Sharma… - Journal of …, 2024 - Elsevier
Visible light active, metal-free heterogeneous photocatalysts are required to achieve
sustainable and green chemical processes. Development of such a catalyst is reported here …

Exploring photocatalytic tetracycline removal performance under simulated sunlight irradiation: Milling time effect on metallic reduction of MnO/ZrO2 mixed oxide

N Kanmaz, M Buğdaycı, P Demircivi - Ceramics International, 2024 - Elsevier
In the present research, it is reported that ball milling technique can be applied to enhance
the photocatalytic properties of MnO and ZrO 2 metal oxide powders (MZOx) furthermore the …

In situ synthesis of MIL-125 on cinnamon stick and improved via carboxymethyl cellulose: A sustainable approach for super-high crystal violet adsorption

N Kanmaz, B Yardimci, P Demircivi - Journal of Colloid and Interface …, 2025 - Elsevier
In the current study, a biowaste cinnamon stick (CS) was used as an adsorbent and modified
via in-situ techniques with titanium-based metal organic framework (MIL-125@ CS) and …

Ag/Bi2WO6 Green Nanocomposites with Highly Efficient Photocatalytic Activity for Dye Degradation and Chromium (VI) Reduction Under Blue LED Irradiation

D Camacho-Ventura, BA Jiménez-López… - Journal of Inorganic and …, 2024 - Springer
Abstract Incorporating Ag nanoparticles (Ag-NPs) on the surface of photocatalysts can
efficiently suppress the photogenerated carrier recombination and enhance photocatalytic …

Photocatalytic degradation of Congo red using RGO-modified MIL-125 (Ti) under visible light

R Fatima, MN Afridi, I Mohdeb, P Madhusudan… - Journal of Water …, 2025 - Elsevier
This study investigates the degradation of Congo red, a diazo-sulfonated dye, using reduced
graphene oxide (RGO) modified MIL-125 (RGO-MIL) under visible light. The RGO-MIL …

Novel p-ZnCo2O4/n-Bi2WO6 heterojunctions for efficient rhodamine B and tetracycline photodegradation, and Cr (VI) photoreduction under visible LED and sunlight …

ML Herrera-Mares, BA Jiménez-López… - Ceramics …, 2024 - Elsevier
Coupling of photocatalysts extends the photoresponse interval and improves the
photogenerated pair migration. Herein, novel visible-light heterojunctions (HETs) of n-Bi 2 …

Excellent catalytic performance toward room temperature reduction of Cr (VI) in water over Ni/N-doped carbon catalysts prepared by sol-gel method in the range of …

P Li, D Zhang, S Huang, Y Wang, X Guo - Journal of Alloys and …, 2025 - Elsevier
Reduction of toxic Cr (Ⅵ) to Cr (Ⅲ) is an important method to treat Cr (VI) pollution in water
remediation. In this study, a series of Ni/N-doped carbon (Ni/NC) catalytic materials were …

[HTML][HTML] Highly Efficient Reduction of Cr (VI) with C4H6O6

H Peng, Z Qin, G **, J Wang, J Qin, L Ao, B Li - Molecules, 2024 - mdpi.com
In this paper, tartaric acid (C4H6O6) was used as a reductant to treat chromium (VI)-
containing solution. Several independent experimental parameters, including reaction …

[HTML][HTML] Hexavalent chromium reduction by atmospheric plasma bubbles

SB Ponraj, R Zhou, P Wang, T Zhang, D Alam… - Journal of …, 2023 - Elsevier
The effective removal of carcinogenic and mutagenic hexavalent chromium [Cr (VI)] from
contaminated water is of key environmental and societal importance. However, it is …