Efficient recovery of TiO2 and Pt-doped TiO2 photocatalysts in wastewater treatment using a pilot-scale cross-flow ultrafiltration membrane system

R Ravi, AK Golder - Separation and Purification Technology, 2024 - Elsevier
Despite the high efficacy of photocatalysts in wastewater treatment, their pilot plant and
industrial-scale applications are scanty. The photocatalysts must be recovered for their …

Bio-based Au Doping with Dominant Oxygen Vacancies and Ti3+ Defects on Photocatalytic Functionalities of TiO2

R Ravi, AK Golder - Industrial & Engineering Chemistry Research, 2023 - ACS Publications
The presence of pharmaceutically active compounds (PhACs) in waterways is a growing
environmental concern. In fact, this is an open challenge for environmental scientists to …

The riverbank vegetation for mitigating the adverse effects of sediment dredging

S Arora, B Kumar - Ecohydrology, 2024 - Wiley Online Library
Sediment dredging has been an ever‐growing issue, especially in developing nations with
high demand for concrete filler material. River systems are adversely affected by sediment …

Effect of emergent vegetation on riverbank erosion with sediment mining

S Arora, B Kumar - Scientific Reports, 2024 - nature.com
The present work investigates the combined effects of the upstream sediment mining pit and
vegetation on the riverbank using emergent rigid vegetation beyond the toe on the flow …

Fabrication of used-tea embedded alginate beads for cationic dye remediation: Synergistic effect of surface adsorption and intraparticle diffusion

Z Farhat, A Kumar, C Das - Surfaces and Interfaces, 2024 - Elsevier
Water pollution has become a major concern due to high industrialization and poor waste
management policies. Recently, organic contaminants such as, dyes are severely …

Importance of vegetation in riverbank resilience: An experimental approach

J Barman, B Kumar - Earth Surface Processes and Landforms, 2024 - Wiley Online Library
Floodplain (FP) vegetation determines the flow structures in river channels based on its
shape, type, spacing and root‐soil binding capacity. The present study focuses on …

Three-dimensional modeling of hydro-morphodynamic characteristics of mining affected alluvial channel using TELEMAC and GAIA

RK Mishra, B Barman, T Pathania - Physics of Fluids, 2024 - pubs.aip.org
In this numerical study, TELEMAC-3D and GAIA solvers were coupled to examine the three-
dimensional (3D) flow and morphological changes in an alluvial channel due to sand …

Efficacy of Tsallis entropy for velocity estimation in an alluvial channel under different experimental scenarios

M Roy, HK Patel, S Arora, B Kumar - Stochastic Environmental Research …, 2024 - Springer
A comprehensive understanding of velocity distribution is the fundamental information
hydraulic engineers need to estimate an alluvial channel's discharge and stage …

Discrete element analysis on impact failure mechanism of “Zhengzhou 7.20” catastrophic flood for coal gangue railway subgrade

X Li, L Ren, X Chen, Q Yang - Physics of Fluids, 2024 - pubs.aip.org
Limited research has been conducted on the failure mechanism of coal gangue railway
subgrade structures during catastrophic flood disasters, including the impact of varying flood …