Research Activities
Research Activities on Lithium-Ion Battery Recycling and Circular Economy
My research focuses on advancing sustainable and efficient strategies for lithium-ion battery (LIB) recycling within the framework of the circular economy. This includes the recovery of critical materials such as lithium, cobalt, nickel, and manganese from spent batteries, with an emphasis on eco-friendly and cost-effective methods.
Development of Efficient Recycling Processes:
Investigating hydrometallurgical, pyrometallurgical, and direct recycling techniques for LIBs.
Optimizing leaching and extraction methods to maximize metal recovery with minimal environmental impact.
Exploring selective separation strategies to improve the purity of recovered materials.
Nanomaterials from Battery Waste:
Repurposing recycled materials into high-performance nanomaterials for energy storage and catalysis.
Investigating the synthesis of nanostructured oxides and carbon-based materials from spent LIBs.
Circular Economy and Sustainability in Battery Recycling:
Evaluating the economic feasibility and environmental footprint of different recycling methods.
Designing closed-loop recycling systems to reintegrate recovered materials into battery manufacturing.
Assessing policy frameworks and industrial implementation strategies for sustainable LIB recycling.
Electrochemical Performance of Recycled Materials:
Characterizing the structural, morphological, and electrochemical properties of recovered materials.
Investigating the potential of recycled cathodes and anodes in next-generation batteries.
My work aims to bridge the gap between academia and industry by developing scalable and sustainable recycling solutions that align with the principles of the circular economy. Through interdisciplinary collaboration, I seek to contribute to a greener and more resource-efficient future for energy storage technologies.
Synthesis of nanoscale materials
Research activities on the synthesis of nanoscale metal oxides and nanocomposites involve the preparation and characterization of materials at the nanoscale level, with a focus on metal oxides and their composites. Here is a description of research activities related to the synthesis of nanoscale metal oxides and nanocomposites:
Synthesis Techniques: Exploring various synthesis methods for the production of nanoscale metal oxides, such as sol-gel synthesis, hydrothermal synthesis, solvothermal synthesis, chemical vapor deposition (CVD), or precipitation methods. Optimizing reaction parameters, including temperature, precursor concentration, pH, and surfactant addition, to control the size, morphology, composition, and crystallinity of the resulting nanoparticles.
Surface Modification: Conducting surface modification of nanoscale metal oxides to tailor their properties, stability, and reactivity. Employing surface functionalization techniques, such as ligand exchange, grafting, or encapsulation, to introduce specific functionalities or improve dispersion in different matrices.
Composite Formation: Developing nanocomposites by incorporating nanoscale metal oxides into various matrices, such as polymers, ceramics, or carbon-based materials. Exploring different fabrication methods, including solution blending, in situ growth, or template-directed synthesis, to achieve homogeneous dispersion and strong interfacial interactions between the metal oxide nanoparticles and the matrix.
Characterization Techniques: Utilizing a range of characterization techniques to assess the structural, morphological, and chemical properties of nanoscale metal oxides and nanocomposites. Techniques may include scanning electron microscopy (SEM), transmission electron microscopy (TEM), X-ray diffraction (XRD), Fourier-transform infrared spectroscopy (FTIR), X-ray photoelectron spectroscopy (XPS), or thermogravimetric analysis (TGA).
Size and Shape Control: Investigating strategies to precisely control the size, shape, and monodispersity of nanoscale metal oxide particles. Exploring the influence of reaction conditions, templates, or additives on nanoparticle growth mechanisms to achieve desired morphologies, such as nanoparticles, nanorods, nanowires, or nanosheets.
Doping and Alloying: Introducing dopants or forming metal oxide alloys to modulate the properties and functionalities of nanoscale metal oxides. Investigating the effects of dopants or alloying elements on the optical, magnetic, electrical, or catalytic properties of the resulting nanoparticles or nanocomposites.
Surface Engineering: Designing surface structures, coatings, or modifications to enhance the properties and performance of nanoscale metal oxides. Investigating surface functionalization techniques, such as surface doping, heterostructure, or surface plasmon resonance, to optimize properties such as catalytic activity, charge transfer, or light absorption.
Applications: Exploring the diverse applications of nanoscale metal oxides and nanocomposites in various fields. Investigating their potential in catalysis, energy storage and conversion, sensors, environmental remediation, electronics, optoelectronics, biomedical applications, or as components in advanced materials and devices.
By engaging in these research activities, scientists can advance the synthesis and understanding of nanoscale metal oxides and nanocomposites.
Synthesis of Corrosion Inhibitor:
My Research activities on corrosion inhibitors involve studying and developing substances or compounds that can mitigate or prevent the corrosion of materials. Here is a description of research activities related to corrosion inhibitors, In the following way, the corrosion study has been carried on:
Corrosion Mechanisms: Understanding the fundamental mechanisms and processes involved in corrosion, including chemical reactions, electrochemical reactions, and environmental factors that lead to material degradation. Profound knowledge of corrosion types (e.g., uniform, pitting, crevice, galvanic) and factors influencing corrosion rates.
Corrosion Inhibitor Screening and Synthesis: Conduct screening studies to identify and evaluate potential corrosion inhibitors. This involves testing different substances or compounds for their ability to reduce corrosion rates and protect materials under specific environmental conditions. Designing and synthesizing novel corrosion inhibitors or modifying existing compounds to improve their inhibitive properties. This may involve chemical synthesis, modification of molecular structures, or development of new organic or inorganic compounds.
Inhibition Efficiency Assessment: Quantifying and evaluating the effectiveness of corrosion inhibitors through techniques such as electrochemical methods (e.g., polarization curves, electrochemical impedance spectroscopy), weight loss measurements (Gravimetric strategy), surface analysis (e.g., scanning electron microscopy, X-ray photoelectron spectroscopy), or corrosion rate calculations.
Mechanism of Inhibition: Investigating the mechanism by which corrosion inhibitors provide protection to materials. This includes studying the interaction between inhibitors and metal surfaces, understanding their adsorption behavior, formation of protective films, or inhibition of electrochemical reactions at the material interfaces.
Synthesis of Chiral Surfactant Surfactant and their Application
The synthesis of chiral surfactants involves the preparation of surfactant molecules with a specific chiral structure or asymmetric arrangement. These surfactants possess unique properties and find applications in various fields. Here is a description of the synthesis of chiral surfactants and their applications:
We have synthesized different categories of chiral surfactants and applied them to synthesize silver nanoclusters.
By synthesizing chiral surfactants and exploring their unique properties, researchers can uncover new opportunities in various fields, including catalysis, separation, pharmaceuticals, and optoelectronics.