Assoc. Prof. Dr. Zhengjun Feng | Environmental Chemistry | Research Excellence Award

Assoc. Prof. Dr. Zhengjun Feng | Environmental Chemistry | Research Excellence Award

Associate Professor | Shanxi University | China

Assoc. Prof. Dr. Zhengjun Feng is an environmental and soil scientist specializing in the ecological utilization of coal-based solid wastes, solid waste–derived soil conditioners, soil carbon and nitrogen cycling, greenhouse gas emissions, and arbuscular mycorrhizal fungi–assisted remediation. His research advances sustainable soil improvement, ecological restoration, carbon sequestration, and agricultural productivity while mitigating heavy metal and salinity risks. He has developed scalable soil conditioner technologies supported by patents and field applications, and has contributed to international collaborative research. According to Scopus, his scholarly output includes 28 documents, 564 citations from 552 citing documents, and an h-index of 11.

Citation Metrics (Scopus)

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Citations
567

Documents
28

h-index
11

🟦 Citations    🟥 Documents    🟩 h-index


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Dr. Najmeh Rezazadeh | Environmental Chemistry | Best Researcher Award

Dr. Najmeh Rezazadeh | Environmental Chemistry | Best Researcher Award

Independent Researcher | Ferdowsi University of Mashhad | Iran

Dr. Najmeh Rezazadeh is an environmental engineering researcher whose work bridges advanced nanomaterials, adsorption science, and water purification technologies to address critical challenges in industrial and municipal wastewater treatment. Her research focuses on developing functionalized graphene oxide-based nanocomposites and hybrid TiO₂-driven photoreactors capable of removing hazardous dyes, surfactants, and heavy metals from contaminated water with high efficiency and low operational cost. She investigates adsorption kinetics, isotherms, thermodynamics, and surface interaction mechanisms to elucidate pollutant–nanomaterial behavior and design optimized treatment systems that balance reactivity, stability, and environmental compatibility. Dr. Rezazadeh has contributed extensively to national research collaborations, producing solutions grounded in practical engineering applications such as helical UV/TiO₂ reactors, eco-friendly adsorbents, and optimized industrial purification units. Her scientific output demonstrates strong multidisciplinary integration across materials science, surface chemistry, toxicology, and environmental nanotechnology. She has authored multiple highly cited papers in reputable journals covering adsorption technologies, nanocomposite synthesis, and reservoir water-quality modelling. According to Google Scholar metrics, she has achieved over 194 citations, an h-index of 9, and an i10-index of 8, reflecting her growing scholarly influence in environmental chemistry and advanced water treatment systems. Her research continues to advance scalable, science-driven solutions that support clean water access and sustainable environmental management.

Profiles : Google Scholar | Orcid 

Featured Publications : 

Rezazadeh, N., Danesh, S., & Eftekhari, M. (2022). Application of graphene oxide and its derivatives on the adsorption of a cationic surfactant: Interaction mechanism, kinetic, isotherm curves and thermodynamic studies. Journal of Molecular Liquids, 368, 120720. https://doi.org/10.1016/j.molliq.2022.120720 (Citations: 18)

Eftekhari, A., Shakerian, M., Majeed, H. J., Eftekhari, M., & Rezazadeh, N. (2020). Pectic acid–graphene oxide nanocomposite as an adsorbent for preconcentration of copper ion followed by FAAS. Polymer Bulletin, 77(6), 2821–2836. https://doi.org/10.1007/s00289-019-02868-3 (Citations: 21)

Mashhoor, H. M., Eftekhari, M., Rezazadeh, N., & Nazarabad, M. K. (2023). Graphene oxide–tungsten oxide (GO–WO3) adsorbent for the removal of copper ion. Nanotechnology for Environmental Engineering, 8(1), Article 75-86. https://doi.org/10.1007/s41204-023-00305-2 (Citations: 16)

Rezazadeh, N., Danesh, S., & Eftekhari, M. (2023). Investigation of the adsorption mechanism of a non-ionic surfactant on graphene oxide and its derivatives. Environmental Nanotechnology Monitoring & Management, 20, 100819. https://doi.org/10.1016/j.enmm.2023.100819 (Citations: 13)

Rezazadeh, N., Eftekhari, M., Akhondi, M., & Aljalawee, E. A. J. (2022). Novel graphene oxide-PEG mono-4-nonylphenyl ether adsorbent for Pb2+ extraction in blood and water samples. Journal of Environmental Health Science and Engineering, 20(2), 675-689. https://doi.org/10.1007/s40201-022-00886-9 (Citations: 9)