Review
Chemistry, Inorganic & Nuclear
Yanping Li, Xiang Gao, Yishan Fang, Bo Cui, Yizhong Shen
Summary: Food pollution is a major concern for public health and food safety. The development of nanomaterials, photo/electric sensing, and nucleic acid aptamer recognition technology has led to the emergence of electrochemiluminescence (ECL) aptamer sensing technology, which shows promising potential in detecting residual levels of various food pollutants. This review focuses on the latest progress in nanomaterials-driven ECL aptasensors for quantitative detection of food pollutants in the past 5 years, discusses challenges, and explores future prospects.
COORDINATION CHEMISTRY REVIEWS
(2023)
Article
Environmental Sciences
V. Mohanapriya, R. Sakthivel, Nguyen Dang Khoa Pham, Chin Kui Cheng, Huu Son Le, Thi Minh Hao Dong
Summary: Environmental effects of heavy metal pollution are a global problem that threatens human health and environmental sustainability. The removal of such pollutants from wastewater through adsorption treatment using functionalized and surface-modified nanomaterials has attracted significant research attention for its effectiveness and cost-efficiency. This review highlights the application of these nanomaterials for heavy metal removal, discusses the importance of nanomaterial regeneration for economic and environmental considerations, and emphasizes the need for future research on large-scale implementation in industries.
Review
Environmental Sciences
Lingfeng Gao, Chiyang He
Summary: The review discusses various nanomaterials decorated with cyclodextrins (CDs) and their applications in environmental analysis. The utilization of CDs as modifying molecules can improve the performance of sensors and expand the development of new sensing systems for environmental analysis. These nanocomposites offer a wide range of sensing targets and improved sensing performance.
ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH
(2021)
Article
Chemistry, Analytical
Jin Li, Jianbiao Xian, Wanjing Wang, Kai Cheng, Min Zeng, Aihua Zhang, Sujuan Wu, Xingsen Gao, Xubing Lu, Jun-Ming Liu
Summary: The sensor based on Ru-doped porous hollow SnO2 nanotubes exhibits excellent sensing performance towards acetone, with a fast response time and high selectivity. The enhanced gas sensing properties are attributed to the larger specific surface area, ultra-fine grain size of SnO2, and the catalytic effect of RuO2. This research suggests the potential of Ru-doped SnO2 nanotubes as highly reliable and high-performance sensing layers for acetone gas sensors.
SENSORS AND ACTUATORS B-CHEMICAL
(2022)
Review
Biotechnology & Applied Microbiology
Mohd Jahir Khan, Anshuman Rai, Ankesh Ahirwar, Vandana Sirotiya, Megha Mourya, Sudhanshu Mishra, Benoit Schoefs, Justine Marchand, Shashi Kant Bhatia, Sunita Varjani, Vandana Vinayak
Summary: Microalgae, especially diatoms with their unique nanostructure, are efficient in remediation of industrial effluents by adsorbing various hazardous compounds. The utilization of diatoms as smart nanocontainers allows for easy removal of toxic pollutants from wastewater, with economic advantages over artificial nanomaterials.
Article
Engineering, Environmental
Muhammad Sajid, Mohammad Asif, Nadeem Baig, Muhamed Kabeer, Ihsanullah Ihsanullah, Abdul Wahab Mohammad
Summary: Carbon nanotubes-based adsorbents are widely used for the adsorption of inorganic and organic pollutants from water and wastewater due to their unique properties. Various approaches have been used to modify or functionalize carbon nanotubes for enhanced adsorption, and different mechanisms are involved depending on the adsorption conditions and functionalization. This review provides an overview of the properties, functionalization, and mechanisms of carbon nanotubes-based adsorption, as well as the critical parameters for water purification. It also discusses the challenges and potential solutions associated with carbon nanotubes-based adsorbents.
JOURNAL OF WATER PROCESS ENGINEERING
(2022)
Article
Environmental Sciences
Monika Bhattu, Jagpreet Singh
Summary: Emerging organic pollutants (EOPs) are a new category of pollutants that have recently gained significant attention due to their adverse effects on human health. Conventional wastewater treatment methods have limitations, and nanotechnology offers promising solutions for efficient and cost-effective wastewater treatment. This review focuses on the occurrence of various EOPs in water and their removal using nanomaterial-based methods, as well as the toxicity assessment and challenges associated with practical applications of nanomaterials in wastewater treatment.
Article
Nanoscience & Nanotechnology
Rufus Mart Ceasar R. Ramos, Wenbin Jiang, Jerry Zhi Xiong Heng, Hnin Yu Yu Ko, Enyi Ye, Michelle D. Regulacio
Summary: Gold (Au) nanomaterials with branched morphologies have attracted interest as surface-enhanced Raman scattering (SERS) substrates due to their abundance of hot spot regions. This study explored the use of environmentally compatible and low-cost organic acids as alternative reagents for the synthesis of these structures. The methodology presented here is environmentally friendly, convenient, rapid, and inexpensive, with the entire experimental procedure completed in less than an hour. The synthesized hyperbranched Au nanocorals exhibited extensive branching and plasmonic hot spots for SERS-based detection of organic dye pollutants.
ACS APPLIED NANO MATERIALS
(2023)
Article
Chemistry, Multidisciplinary
Riccardo Ferrante, Fabio Boccuni, Francesca Tombolini, Claudio Natale, Daniela Lega, Alessandra Antonini, Sergio Iavicoli
Summary: The aim of this study is to investigate the potential toxicity of airborne Linde Type A (LTA) NZs in the workplace. The main emission sources of nanoparticulate matter in an NZ production line were identified through real-time measurements and chemical analysis. Contributions to the background from outdoor emission sources were also investigated.
Article
Chemistry, Inorganic & Nuclear
Md. Ahmaruzzaman
Summary: MXenes, as a rapidly developing 2D material, show great potential in removing various pollutants. This review discusses the recent advancements in MXene adsorption for environmental remediation and the efficiency improvement through surface modification.
INORGANIC CHEMISTRY COMMUNICATIONS
(2022)
Article
Chemistry, Physical
Tawfik A. Saleh, Asma M. Elsharif, Osamah A. Bin-Dahman
Summary: Carbon nanotubes were functionalized with amine groups and conjugated with prophyrine derivatives to increase active sites. Compound 3 showed better adsorption efficiency for methylene blue at different pH values, achieving high efficiency when the adsorbent dosage increased. The adsorption mechanism involved non-electrostatic and electrostatic interactions, making the material effective for simultaneous adsorption of MB and toxic metal ions.
JOURNAL OF MOLECULAR LIQUIDS
(2021)
Review
Chemistry, Multidisciplinary
Amanpreet Kaur Jassal, Rahul Kumar Mudsainiyan, Ravi Shankar
Summary: This review discusses the synthesis and applications of tungsten trioxide (WO3) nanomaterials ranging from molecular clusters to morphology-controlled materials. It highlights the relationship between various synthetic approaches and the potential applications of WO3, as well as strategies for designing hierarchical WO3 with low cost and high efficiency. Recent progress in nano-sized WO3 and their hydrates has attracted researchers with promising applications and brought about significant research challenges and opportunities for constructive applications.
MATERIALS CHEMISTRY FRONTIERS
(2021)
Article
Chemistry, Physical
Kingsley Igenepo John, Abraham Abdul Adenle, Aderemi Timothy Adeleye, Ifeoma Pearl Onyia, Christianah Amune-Matthews, Martins O. Omorogie
Summary: The research explores the effects of annealing TiO2 nanoparticles at different temperatures, showing that TiO2@600 degrees C exhibits higher crystal dislocation and microstrains, resulting in better dye adsorption performance. Experimental results suggest that more TC molecules are adsorbed on TiO2@600 degrees C due to its higher defects.
CHEMICAL PHYSICS LETTERS
(2021)
Article
Engineering, Environmental
Fernanda Neves Estrela, Abraao Tiago Batista Guimaraes, Fabiano Guimaraes Silva, Thiarlen Marinho da Luz, Abner Marcelino Silva, Paulo Sergio Pereira, Guilherme Malafaia
Summary: The study found that short-term exposure to PS NPs affected fish's response to mirror tests, as well as induced inactivity towards alarm substances and DNA damage. Increased oxidative stress was observed, and while antioxidant levels were elevated, they were not sufficient to counteract the effects of free radicals produced by the treatment.
JOURNAL OF HAZARDOUS MATERIALS
(2021)
Article
Chemistry, Multidisciplinary
Hanaa Aamer, Sang-Bum Kim, Jong-Min Oh, Hyeokjin Park, Young-Min Jo
Summary: The study successfully improved the dispersion of zinc oxide nanoparticles in polyacrylonitrile fibers using a commercial silane coupling agent, enhancing the fiber's specific surface area, surface roughness, and porosity. The nanofiber filter incorporating 12 wt% ZnO NPs modified with silane exhibited high filtration efficiency, low pressure drop, excellent antibacterial activity, and efficient dye decomposition under visible light.
Review
Chemistry, Multidisciplinary
Anuradha Sharma, Jitender Jindal, Anuj Mittal, Kavitha Kumari, Sanjeev Maken, Naveen Kumar
Summary: Environmental pollution is a serious issue, particularly due to fossil fuel pollution increasing atmospheric CO2 levels. The use of carbon capture and storage technologies, as well as adsorption techniques with carbon materials, show promise for addressing this issue. Factors such as micropore volume, surface area, and introduction of basic functional groups play crucial roles in CO2 adsorption.
ENVIRONMENTAL CHEMISTRY LETTERS
(2021)
Article
Chemistry, Inorganic & Nuclear
Shankar Sharma, Naveen Kumar, Bernabe Mari, Nar Singh Chauhan, Anuj Mittal, Sanjeev Maken, Kavitha Kumari
Summary: In this study, a series of TiO2/Bi2O3 and TiO2/Bi2O3/CuO composites were synthesized using the facile solution combustion approach, showing good optical characteristics and high photocatalytic efficiency for organic pollutant removal. The ternary composite with 10% Bi2O3 and 10% CuO exhibited the best photocatalytic performance, possibly due to the formation of heterojunctions and improved optical characteristics towards the visible region. The synthesized samples demonstrated fast removal of pollutants under visible LEDs, which is beneficial for cost-effective water purification techniques.
INORGANIC CHEMISTRY COMMUNICATIONS
(2021)
Article
Engineering, Electrical & Electronic
Vijaya Kumari, Shankar Sharma, Anuradha Sharma, Kavitha Kumari, Naveen Kumar
Summary: The study investigated the impact of synthesis conditions on the characteristics of hybridized ZnO nanocomposites and the photodegradation kinetics of Triclopyr using hydrothermally synthesized ZnO/CuO materials. It was found that synthesis conditions greatly influence the morphology, particle size, and crystal growth of nanomaterials.
JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS
(2021)
Article
Nanoscience & Nanotechnology
Suprabha Yadav, Naveen Kumar, Bernabe Mari, Anuj Mittal, Vijaya Jangra, Anuradha Sharma, Kavitha Kumari
Summary: In this work, silver-modified ZnO nanomaterials were synthesized by an energy-efficient solution combustion route, with the sample containing 7% silver showing the highest catalytic activity for Cibacron Red and Triclopyr pollutants under UV illumination. The samples exhibited superior activity in a neutral medium compared to acidic and basic mediums. The materials synthesized are highly beneficial for the energy-efficient removal of pollutants from the environment.
APPLIED NANOSCIENCE
(2021)
Article
Chemistry, Multidisciplinary
Suprabha Yadav, Jitender Jindal, Anuj Mittal, Shankar Sharma, Kavitha Kumari, Naveen Kumar
Summary: In this study, photoactive Li doped ZnO nano-materials were successfully synthesized using a low-temperature solution combustion approach, with the introduction of lithium improving the photocatalytic characteristics of ZnO. The results demonstrate that ZnO nanomaterials doped with 5 mol% Li exhibited the highest photocatalytic activity for the degradation of organic dye and pesticide pollutants. The enhancement in charge transferability and alteration in optical and surface properties due to lithium doping contributed to the superior photocatalytic performance of Li doped ZnO.
JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS
(2021)
Article
Nanoscience & Nanotechnology
Anuradha Sharma, Anuj Mittal, Shankar Sharma, Kavitha Kumari, Sanjeev Maken, Naveen Kumar
Summary: The study showed that the modification with Cu2+ ions significantly enhanced the photocatalytic activity of α-beta Bi2O3, leading to complete degradation of pollutants in a short period of time. The sample with 2 mol% Cu in Bi2O3 lattice exhibited the highest activity, attributed to the effective separation of charge carriers due to Cu2+ doping and formation of alpha-beta phase heterojunctions.
APPLIED NANOSCIENCE
(2022)
Article
Chemistry, Multidisciplinary
Shankar Sharma, Anuj Mittal, Nar Singh Chauhan, Sangeeta Saini, Jyoti Yadav, Manoj Kushwaha, Rahul Chakraborty, Shantanu Sengupta, Kavitha Kumari, Naveen Kumar
Summary: An energy efficient hydrothermal route was used to synthesize binary TiO2/Bi2O3, followed by a chemical method to prepare novel ternary TiO2/Bi2O3/Pd nanocomposites. The resulting composites showed improved characteristics and high activity towards the degradation of RhB under visible LED irradiation, even after cyclic experiments. Scavenger studies revealed the active species responsible for RhB removal, making the synthesized composites promising for low power consuming photoreactors in water purification systems.
JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS
(2022)
Article
Chemistry, Inorganic & Nuclear
Anuradha Sharma, Naveen Kumar, Mika Sillanpaa, Peter R. Makgwane, Suresh Kumar, Kavitha Kumari
Summary: Deterioration of water quality is a global threat, with industrial development regularly adding a large amount of organic and inorganic contaminants to water. Therefore, removing these contaminants is crucial for the health of biotic components. Carbon nanomaterials have been widely adopted as adsorbents due to their outstanding surface characteristics.
INORGANIC CHEMISTRY COMMUNICATIONS
(2022)
Article
Physics, Multidisciplinary
Anuradha Sharma, Shankar Sharma, Peter R. Makgwane, Vijaya Kumari, Vijaya Kumari, Jyoti Kataria, Naveen Kumar
Summary: A novel Ag@AgCl decorated Cu2+-Bi2O3 nanocomposite was successfully constructed and thoroughly characterized. The nanocomposite exhibited superior photocatalytic performance with a removal rate of 99.60% for RhB dye.
EUROPEAN PHYSICAL JOURNAL PLUS
(2022)
Article
Environmental Sciences
Anuradha Sharma, Shankar Sharma, Naveen Kumar, W. A. Diery, Elie A. Moujaes, Muhammad Tahir, Pardeep Singh
Summary: This study focuses on the fabrication of metal ion-doped Bi2O3 photocatalysts and their application in the decontamination of Rhodamine B and Triclopyr. The synthesized materials were characterized using various techniques, and adsorption aspects of the pollutants were studied. The modification with metal ions significantly improved the removal efficiency of the photocatalyst, and Co+2/Bi2O3 showed the highest degradation efficiency. The mechanism of charge transfer and degradation of the pollutants was also presented.
ENVIRONMENTAL RESEARCH
(2023)
Article
Chemistry, Inorganic & Nuclear
Vijaya Kumari, Anuradha Sharma, Naveen Kumar, Mika Sillanpaa, Peter R. Makgwane, Md. Ahmaruzzaman, Ahmad Hosseini-Bandegharaei, Manju Rani, P. Chinnamuthu
Summary: Industrial pollution is a significant issue in the world of continuous innovation and intensive development. Organic contaminants from textile industries cause environmental damage and sustainability issues. Heterogeneous photocatalysis using TiO2-CeO2 based nanostructure semiconductor materials has shown great potential for efficient removal of these pollutants under light irradiation.
INORGANIC CHEMISTRY COMMUNICATIONS
(2023)
Review
Energy & Fuels
Abdelmoumin Yahia Zerga, Muhammad Tahir, Hajar Alias, Naveen Kumar
Summary: Two-dimensional titanium carbide MXenes have gained increasing attention in photocatalytic applications due to their prominent electrical conductivity, optical properties, and abundant surface functional groups. The unique layered microstructure characteristics of Ti3C2 provide a large surface area, interlayer spacing, and hydrophilic surface functional groups, contributing to their high photocatalytic efficiency.
Article
Environmental Sciences
Naveen Kumar, Monika Kumari, Mohammed Ismael, Muhammad Tahir, Raj Kishore Sharma, Kavitha Kumari, Janardhan Reddy Koduru, Pardeep Singh
Summary: Graphitic carbon nitride (g-C3N4)-based materials have unique properties that make them suitable for designing photocatalytic and sensing materials. In this review, the structure, properties, and synthesis strategies of g-C3N4 and its assisted materials are introduced. The use of g-C3N4 in composites with metal oxides, sulfides, noble metals, and graphene is elaborated. The application of g-C3N4 and its assisted materials in sensing toxic gases and VOCs, as well as decontaminating NOx and VOCs by photocatalysis, is summarized. Overall, this review provides valuable insights for developing practical applications of g-C3N4-based photocatalysts and sensors.
ENVIRONMENTAL RESEARCH
(2023)
Article
Chemistry, Inorganic & Nuclear
Shankar Sharma, Pinki Sharma, Anuj Mittal, Anuradha Sharma, David E. Motaung, Nar Singh Chauhan, Naveen Kumar
Summary: TiO2/Bi2O3/PANI nano-composite materials were synthesized and characterized for biological applications. The materials were found to disrupt the structure and membrane of bacteria through reactive oxygen species. They also showed potential as quorum sensing inhibitors and anti-biofilm agents. Additionally, the synthesized materials served as a biosensor for glucose detection, facilitating communication between the electrode surface and enzymes.
INORGANIC CHEMISTRY COMMUNICATIONS
(2023)
Article
Thermodynamics
Deepak Parmar, Manju Rani, Naveen Kumar, Noureddine Issaoui, Omar M. M. Al-Dossary, Kavitha Kumari, Shruti Jain, Leda G. Bousiakoug
Summary: The molecular interactions of ternary mixtures of 1-propanol + 1,3-diaminopropane + methyl acetate were studied by measuring the physicochemical properties of the liquid mixtures. Various properties such as density, viscosity, speed of sound, and refractive index were measured at different temperatures and pressures. The experimental data was used to calculate excess molar volume, deviation in viscosity, excess molar isentropic compressibility, excess free volume, and other properties.
JOURNAL OF CHEMICAL AND ENGINEERING DATA
(2023)