Peeyush Phogat

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Verified

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• Doctor of Philosophy
• Researcher at Netaji Subhas University of Technology

As the medium for ion transfer between the anode and cathode, electrolytes are crucial to the longevity, performance, and safety of batteries. As energy storage technologies evolve, there is an increasing demand for advanced electrolytes that can meet the performance requirements of next-generation batteries, including lithium-ion (Li-ion), sodium-...

Sodium-ion batteries (SIBs) are gaining attention as a sustainable and cost-effective alternative to lithium-ion batteries due to the abundance and affordability of sodium. India, with its growing energy needs and focus on renewable energy technologies, is emerging as a significant contributor to global SIB research. This study analyzes a comprehen...

This review paper provides a comprehensive analysis of various battery technologies, categorizing them into primary (non-rechargeable), secondary (rechargeable), specialty, and emerging battery types. It delves into the key properties of...

This chapter focuses on the chemistry underlying self-healing materials, exploring the various mechanisms that enable materials to repair themselves autonomously. It discusses dynamic bonding mechanisms, including reversible covalent bonds (such as Diels–Alder reactions and disulfide exchange), non-covalent interactions (e.g., hydrogen bonding, ion...

This chapter provides a foundational introduction to self-healing materials, exploring their definition, significance, and evolution in material science. It begins with a historical perspective, outlining key developments that have led to the current understanding of self-healing materials. The chapter emphasizes the increasing importance of these...

This chapter presents a comprehensive classification of self-healing materials, highlighting their mechanisms, properties, and applications. The materials are categorized into polymers, composites, ceramics, and metals, each offering unique advantages and facing specific challenges. Polymers excel in healing efficiency, composites combine structura...

This chapter delves into the fundamental physics governing self-healing materials, focusing on the role of physical forces—mechanical, thermal, and electromagnetic—in driving the healing process. The chapter discusses the theoretical models of stress distribution, damage initiation and propagation, and the mechanisms underlying microstructural evol...

This chapter explores the transformative potential of self-healing materials in biomedical applications, highlighting their significance in advancing healthcare solutions. Self-healing materials, which mimic the body's natural repair mechanisms, offer innovative approaches to addressing long-standing challenges in tissue engineering, implants, and...

Biomimetic inspirations have revolutionized the development of self-healing materials by drawing insights from nature’s efficient repair mechanisms. This chapter explores how biological, geological, and ecological systems inspire the design and functionality of synthetic materials with autonomous healing capabilities. Key strategies include plant-i...

Self-healing materials are an innovative class of materials designed to autonomously repair damage, offering significant potential to enhance durability, reduce maintenance, and improve sustainability across various industries. This chapter delves into the key challenges and limitations hindering their widespread adoption, including high production...

Self-healing materials are transforming the landscape of structural engineering by enabling materials to autonomously repair damage, significantly enhancing durability, reducing maintenance costs, and extending service lifespans. This chapter delves into their applications in structural systems, covering polymers, concrete, composites, metals, and...

This chapter delves into the revolutionary role of self-healing materials in enhancing the performance and longevity of energy storage systems, focusing on their application in batteries, supercapacitors, fuel cells, and photovoltaics. The chapter begins by exploring the underlying mechanisms of self-healing in energy storage devices, including the...

This chapter explores the future directions and opportunities for self-healing materials, emphasizing their transformative potential through integration with advanced technologies and strategies for industrial adoption. It highlights the role of nanotechnology and smart systems, including sensors and artificial intelligence, in enabling precise dam...

This chapter delves into the mechanisms underlying self-healing materials, with a focus on both autonomous and non-autonomous healing processes. It provides an in-depth analysis of various self-healing strategies, including capsule-based systems, reversible covalent bonding, vascular healing networks, and extrinsic healing systems with embedded age...

This chapter provides an in-depth exploration of the thermodynamics and kinetics underlying self-healing materials, focusing on the molecular interactions and energy pathways that enable these materials to autonomously repair damage and restore their functionality. The chapter begins with a detailed discussion of the various bonding mechanisms empl...

This book highlights the transformative potential of self-healing materials in addressing global challenges related to sustainability, durability, and efficiency across industries. By bridging the disciplines of physics, chemistry, and engineering, it provides a comprehensive exploration of self-healing mechanisms, material classifications, and cut...

This manuscript reviews the evolution of science communication research over the past 2 decades, highlighting publication trends and citation patterns. Key areas include public engagement, media influence, and digital tools. The study shows a rise in both the volume and impact of literature, especially after global events like the COVID-19 pandemic...

Lithium-ion (LI) and lithium-polymer (LiPo) batteries are pivotal in modern energy storage, offering high energy density, adaptability, and reliability. This manuscript explores the fundamental principles, applications, and advancements of these technologies, emphasizing their role in consumer electronics, electric vehicles, and renewable energy sy...

The surging demand for high-performance batteries in electric vehicles, renewable energy storage and other applications necessitates robust Battery Thermal Management Systems (BTMS). Effective heat dissipation is vital for optimizing battery performance and ensuring safety. While commercially available cells operate within a broad temperature range...

The increasing demand for renewable energy has raised solar thermal technologies to the forefront of sustainable development. Among these, solar water and air heaters offer a versatile and environmentally friendly method to harness the sun’s radiant energy for diverse applications. However, their efficiency is often obstructed by the intrinsic ther...

The growing generation of electronic waste (e-waste) presents significant environmental and economic challenges while offering opportunities for resource recovery through the extraction of valuable metals. This study employs bibliometric analysis to examine global research trends in metal recovery from e-waste, identifying China, the United States,...

This study explores the synthesis and characterization of a composite material comprising tungsten trisulfide (WS₃) and reduced graphene oxide (rGO), investigating the role of the variation of constituent materials and their role in optimizing the properties. A series of rGO/WS₃ nanocomposites has been synthesized and found that their properties ca...

Background Surface roughness is a critical factor in implant technology, influencing osseointegration and biocompatibility. A thorough understanding of the research landscape is essential to track advancements, key contributors, and highlight emerging trends. Objective To perform a scientometric analysis of research on surface roughness in implant...

Semiconductor Nanoscale Devices: Materials and Design Challenges provides a comprehensive exploration of nanoscale technologies and semiconductor device design, focusing on innovative materials and advanced applications. It bridges classical and quantum concepts, offering insights into foundational materials, device architectures, and future techno...

Semiconductor Nanoscale Devices: Materials and Design Challenges provides a comprehensive exploration of nanoscale technologies and semiconductor device design, focusing on innovative materials and advanced applications. It bridges classical and quantum concepts, offering insights into foundational materials, device architectures, and future techno...

Water splitting is a crucial process for sustainable hydrogen production, requiring highly efficient and durable catalysts for the hydrogen evolution reaction (HER) and oxygen evolution reaction (OER). This review systematically explores advanced catalyst synthesis strategies, including hydrothermal, sol-gel, and chemical vapor deposition technique...

This study investigates cinnabar (HgS) as a material for self‐powered electrochemical photodetection, addressing the challenges of high‐power consumption and inefficient charge transfer in conventional photodetectors. Current photodetector technologies often rely on external biasing, which limits their energy efficiency and applicability in remote...

Sodium is abundant and inexpensive, sodium-ion batteries (SIBs) have become a viable substitute for Lithium-ion batteries (LIBs). For applications including electric vehicles (EVs), renewable energy integration, and large-scale energy storage, SIBs provide a sustainable solution. This paper offers a thorough examination of SIBs, including their fun...

Fuel cells are potential electrochemical devices capable of directly converting chemical energy into electrical power, providing a clean and efficient alternative to fossil fuel-based systems. Among these, hydrogen and methanol fuel cells represent two significant approaches to address global energy challenges, each with unique advantages and limit...

Background Consumer awareness of food labels plays a crucial role in promoting informed purchasing decisions and healthier dietary habits. However, the extent to which demographic factors such as age and education influence this awareness remains underexplored in the Indian context. Objective This study investigates the influence of age and educati...

Specialty battery technologies are emerging as critical solutions to meet the growing demands of high-performance energy storage across various industries, including electric vehicles (EVs), aerospace, and grid-scale renewable energy integration. This review provides a comprehensive analysis of the latest advancements in specialty batteries, focusi...

Primary batteries, or non-rechargeable batteries, are crucial for powering a diverse range of low-drain applications, from household items to specialized devices in medical and aerospace industries. Despite the growth of...

This manuscript provides a comprehensive overview of experimental and emerging battery technologies, focusing on their significance, challenges, and future trends. The growing need for sophisticated energy storage solutions has exposed the shortcomings of conventional battery systems, necessitating innovative alternatives. This review explores vari...

This study explores the electrochemical, thermal, and structural properties of alum as a potential material for energy storage devices, particularly capacitors and pseudocapacitors. Alum, a cost-effective and abundant material, was characterized using several advanced techniques, including thermogravimetric analysis, dynamic light scattering, and z...

This chapter explores the advanced field of photoelectrochemical (PEC) detectors, focusing on their principles, configurations, and diverse applications. It begins with an overview of the fundamental principles of PEC detection, including signal generation through the interaction of light with semiconductor photoelectrodes. The chapter then delves...

The chapter “Fundamentals of Electrochemistry” provides a comprehensive overview of the core principles governing electrochemical processes. It begins with an introduction to electrochemical processes, laying the groundwork for understanding the underlying mechanisms. Subsequently, the chapter delves into electrochemical thermodynamics and kinetics...

The performance and longevity of electrochemical devices, such as batteries, fuel cells, supercapacitors, and electrochemical sensors, are intricately linked to the microstructural properties of the materials from which they are constructed. Microstructure, encompassing the arrangement, size, shape, orientation, and distribution of grains, phases,...

Electrochemical capacitors, comprising Electric Double-Layer Capacitors (EDLCs) and pseudocapacitors, are crucial components in advanced energy storage systems due to their high power density, rapid charge–discharge capabilities, and long cycle life. This chapter provides a comprehensive overview of EDLCs and pseudocapacitors, including their under...

“Future Perspectives and Challenges” explores the evolving landscape of electrochemical devices, highlighting emerging trends, addressing persistent challenges, and identifying opportunities for innovation and collaboration. The chapter begins by discussing emerging trends in electrochemical devices, including advancements in materials, device arch...

The quest for sustainable and clean energy solutions has led to significant advancements in various technologies, with photoelectrochemical (PEC) water splitting emerging as a promising approach for hydrogen production as shown in Fig. 4.1. This process harnesses solar energy to drive the electrochemical splitting of water into hydrogen and oxygen...

Electrochemical sensors are pivotal in modern detection technologies, offering high sensitivity and versatility across diverse applications. This chapter provides a comprehensive overview of electrochemical sensors, detailing their operational principles, configurations, and material choices. It explores various sensor architectures, including trad...

This chapter provides a comprehensive overview of the principles, materials, configurations, and applications of photoelectrochemical solar cells. Beginning with the fundamental principles of photoelectrochemical detection, it explores the design and characteristics of semiconductor photoelectrodes tailored for photoelectrochemical (PEC) solar cell...

This study investigates the electrochemical photodetection performance of pure WO₃ and its doped variants with Cr³⁺, Co²⁺, Ag¹⁺, Hg¹⁺, and Pb⁴⁺ ions. Pure WO₃, while stable and responsive, exhibits limited responsivity due to low carrier mobility and recombination rates. To address these limitations, we introduce various dopants to enhance its phot...

Electrochemical capacitors (ECs) are an important component of modern energy storage due to their fast charge-discharge kinetics, high power density, and long operating life. This work investigates the electrochemical behaviour and morphological characteristics of mercury sulfide (HgS) electrodes, using cyclic voltammetry and scanning electron micr...

Sodium-ion batteries (SIBs) are emerging as a viable alternative to lithium-ion batteries (LIBs) due to their cost-effectiveness, abundance of sodium resources, and lower environmental impact. This comprehensive review explores the fundamental principles, materials, and performance characteristics of SIBs. It highlights recent advancements in catho...

This study explores the effectiveness of cuttlefish bone (CFB) as a photocatalyst for wastewater treatment, focusing on its ability to degrade organic pollutants, specifically malachite green dye. The highly porous structure of CFB, confirmed by BET analysis, enhances its capacity for efficient dye removal. Morphological analysis revealed that the...

The Future of Energy: How Innovative Devices Shape Our Environment offers an exhaustive exploration of the rapidly evolving technologies that are set to revolutionize the energy sector. In a world where environmental concerns are increasingly at the forefront, the demand for innovative and sustainable energy solutions is more urgent than ever. This...

The pursuit of advanced materials for enhancing optoelectronic device performance has led to significant interest in core-shell structures, which combine the unique properties of different materials to achieve superior functionality. This study investigates the hydrothermal synthesis of a series of core-shell Carbon@MoS2 materials with varying carb...

In the present work, ZnS/MoS2 nanocomposite has been synthesized by hydrothermal route. X-ray diffraction analysis revealed ZnS and MoS2 phases, showing the crystallite size of 19.5 and 9.25 nm from W-H and S-S plots, respectively. The lattice parameters of MoS2 and ZnS were found to be a = b = 3.79 Å, c = 12.4 Å and a = b = 3.2 Å, and c = 9.5 Å, r...

This research delves into the optical and electrochemical properties of synthesized samples, analyzing their behavior in electrolytes and thin films. Structural analyses confirm the formation of C@Ni(OH)2 and C@NiO core-shell nanostructures. The optical response of these structures hints at their suitability for solar technologies. The contrast in...

Zinc oxide (ZnO) is a remarkably versatile material, with diverse tailored morphologies for a variety of applications. This chapter delves into the exploration of various ZnO morphologies, including nanoflowers, nanorods, nanospheres, nanocubes, nanotubes, nanowires, quantum dots, hollow spheres, and core–shell structures, along with their respecti...

Nanotechnology is rapidly emerging as a transformative force in the realms of space exploration and colonization. This chapter explores the multifaceted role of nanotechnology in these endeavours, addressing its potential to revolutionize materials, propulsion systems, sensors, and instruments. By leveraging nanomaterials, spacecraft components are...

This review explores advancements, challenges, and considerations in photocatalytic dye degradation for sustainable wastewater treatment. It highlights smart photocatalyst design, visible‐light‐responsive materials, and co‐catalyst engineering, which enhance system efficacy. Despite environmental concerns, the eco‐friendly aspects of photocatalysis...

This research comprehensively investigates the structural, optical, and electrochemical properties of nickel oxide (NiO) nanoparticles, focusing on its potential applications in energy storage systems, particularly electrochemical double-layer capacitors (EDLCs). In a single-step hydrothermal process, two-dimensional (2D) NiO nanoparticles was synt...

In the current research, we delve into the synthesis and comprehensive characterization of tungsten oxide (WO₃) nanostructures, unveiling novel insights that promise advancements in various technological realms through a facile acid co-precipitation method. The obtained material underwent characterization employing a variety of analytical methods,...

Two-dimensional (2D) nickel oxide (NiO) was synthesized using carbon as templates in a single step hydrothermal route. X-ray diffraction studies revealed the formation of a single phase NiO. Crystallite size and strain in the as synthesized material were calculated using the Williamson-Hall method and Size-Strain plot. UV-Vis spectroscopy investiga...

The development of novel nanocomposites holds immense potential for various applications in optoelectronics, catalysis, energy storage systems and photovoltaic applications. In this manuscript, the synthesis and comprehensive characterization of type-II ZnS/MoS 2 nanocomposite synthesized by hydrothermal roue are reported. The synthesized nanocompo...

In the realm of current technological advancements, the development of efficient materials for diverse applications is paramount. Photodetectors are crucial components in applications, such as optical communication systems, sensing devices, and imaging technologies, driving extensive research efforts to enhance their performance. This study present...

This conversation explores various aspects of chalcogenide nanocomposites for energy applications, delving into synthesis methods, environmental concerns, and performance optimization strategies. Discussions highlight the significance of sustainable synthesis techniques like hydrothermal and UV-assisted methods, emphasizing their advantages in term...

The one‐step green synthesis of wide band gap zinc oxide@zinc sulfide (ZnO@ZnS) core–shell nanostructures offers promising prospects in wastewater treatment. These nanostructures exhibit a porous nature crucial for effective dye adsorption, as evidenced by Brunauer‐Emmett‐Teller (BET) and microscopic characterization. The synthesized material demon...

The present study focuses on the hydrothermal synthesis of nickel sulfide (NiS) stabilized on carbon nanospheres (CNSs) with varying concentrations of CNSs. The samples were annealed to study the effect on their structural, chemical, and optical properties. Various characterizations were performed to confirm the presence of NiS nanocomposites, to s...

Photoelectrochemical (PEC) photodetectors convert light into electrical signals via PEC processes, providing high sensitivity, positioning them as promising candidates for next-gen optoelectronic devices. Over the past few years, there has been a significant interest in the field of photodetection regarding 2D materials, owing to their advantageous...

Tungsten oxide (WO3) is a well-known transition metal oxide that demonstrates stability and non-toxicity in its nanoparticle form. Because of its facile and cost-effective synthesis method, it is a promising candidate for several applications like electrochromic devices, photo catalysts and gas sensors. In the present work, WO3 nanoparticles were s...

Tin oxide have gained significant attention due to their wide application in optoelectronics, electrodes for lithium - ion bat-teries, solar cells and gas sensing applications. Owing to its mechanical stability, as well as a high surface - to - volume ratio in comparison to bulk tin oxide, tin oxide (SnO2) serves as an n - type wide band - gap semi...

The present study investigates the morphological and microstructural properties of cadmium deuteroxide chloride (CdDOCl) as a potential electrode material for electrochemical double-layer capacitors (EDLCs). Samples coded as CCDO1, CCDO2 and CCDO3 were subjected to advanced characterization techniques to elucidate their suitability for EDLC applica...

This work provides insight into the influence of ultraviolet (UV) radiation and ultrasonic (US) waves on the structural and morphological properties during the microwave-assisted synthesis of zinc sulfide (ZnS) quantum dots (QDs). X-ray diffraction (XRD) patterns showed a decrease in crystallite size with UV radiation and a further reduction with t...

This study presents the synthesis and comprehensive characterization of undoped MoO3 and its cerium (Ce) and iron (Fe) doped counterparts via hydrothermal route, with a 5 % doping concentration. Structural analysis by X-ray diffraction confirmed the formation of MoO3 with successful doping. UV-vis spectroscopy demonstrated tunable optical propertie...

Two-dimensional (2D) transition metal monochalcogenides have earned notable attention because of their distinctive electronic, physical, and chemical attributes. These materials find vast array of applications in energy generation, thermoelectric devices and gas sensing technology. Among these, tin telluride (SnTe), a member of the transition metal...

The present study investigates the synthesis and characterization of carbon@cadium sulphide (C@CdS) core-shell nanostructures for their potential application in electrochemical double-layer (ECDL) capacitors. Two distinct synthesis methods, hydrothermal route and co-precipitation method, were employed to fabricate C@CdS materials, each resulting in...

The nanocomposites of transition metal dichalcogenides (TMDs) and metal oxides (MOs) show enhanced properties for photovoltaic applications. In view of this, we have reported the synthesis of a series of tungsten sulphide/tungsten oxide (WS2/WO3) nanocomposites, wherein tungsten to sulphur ratio has been gradually varied to achieve the optimized pr...

This present study devoted to systematic synthesis and investigation of zinc oxide (ZnO) nanoparticles with a precisely tailored band gap of 1.4 eV, aiming to their suitability for high-sensitivity photoelectrochemical (PEC) detection. The reaction conditions were optimised in order to get ZnO nanoparticles with narrow band gap and predominantly in...

Core-shell nanoparticles, known for their enhanced optical and catalytic properties, show excellent electrochemical behaviour with diverse applications. In this study, zinc oxide (ZnO) nanoparticles and zinc oxide-zinc sulphide (ZnO-ZnS) core-shell nanoparticles were synthesized using a two-step green synthesis method. The synthesized samples exhib...

This work investigates the impact of carbon nanospheres on the electrochemical performance of C/WS2/WO3 nanocomposites for electrochemical supercapacitors. The nanocomposites have been synthesized and characterized by various techniques like XRD, UV–vis spectroscopy, SEM, TEM and FTIR. The electrochemical properties of the nanocomposites have been...

The hybrid structures of transition metal dichalcogenides and oxides show enhanced properties by incorporating the qualities of two pristine materials in a single one. In view of this, the present work focusses on synthesizing a series of MoS2/WO3 nanocomposites wherein the molar ratio of MoS2 to WO3 was gradually varied to achieve the optimized pr...

Zinc sulfide (ZnS) quantum dots (QDs) have received a lot of attention because of their potential usage in solar cell applications. The present work illustrates a straightforward green synthesis route for ZnS QDs, which is both cost-effective and environmentally friendly. The phase identification of the synthesized material was performed through th...

Nickel oxide (NiO) is a semiconducting material which exhibits a unique electronic structure. Because of its distinctive electronic properties, NiO stands as an intriguing candidate for various applications in optoelectronics, photo catalysis, and energy devices such as solar cells. In the present work efforts have been made to tailor the band gap...

This manuscript presents a detailed investigation of the synthesis of zinc tungstate (ZnWO4) nanoparticles and various characterizations of the as-synthesized sample to reveal its potential for hydrogen evolution reaction (HER). The study focuses on a simple and efficient hydrothermal method that facilitates the production of ZnWO4 nanoparticles, w...

Transition metal dichalcogenides show layered crystal structure with Van der Waals forces spanning the adjacent layers. Robust covalent bonds within each 2D sheet contribute to their outstanding electrical and optical properties. The incorporation of a chalcogen atom as a composite leads to enhanced optical and electrical characteristics of the TMD...

The present manuscript discusses an in-depth explanation of the synthesis and characterization of nickel sulphide (NiS2) and nickel sulphate [NiSO4(H2O)6] nanocomposites. The phase analysis was performed through x-ray diffraction (XRD), revealing the presence of NiS2 and NiSO4(H2O)6 nanocomposites, along with the presence of deuterium. The synthesi...

The current work presents hydrothermally synthesized carbon@cadmium sulfide core–shell nanostructures with varying carbon nanosphere concentrations. The series is prepared to investigate the shell thickness depending on the concentration of precursors and consequently impacting the optical and electrochemical properties of the core–shell structures...

Significantly reduced band gap (2.0 eV) ZnS nanoparticles are synthesized using microwave/ultraviolet/ultrasonic assisted hydrothermal route in a two step process. Initially, ZnS nanospheres are synthesized, showing a cubic structural phase with a band gap of 3.2 eV, which is further annealed at 1000°C to get the final product. Following annealing,...

ZnS quantum dots were synthesized using green synthesis route which are cost effective and eco-friendly. X-ray diffraction study revealed the formation of single phase ZnS. Crystallite size and strain in the as synthesized material were calculated through Williamson-Hall and Size-Strain plot. UV-Vis spectroscopy investigations revealed the absorpti...

This manuscript highlights the tunable properties of carbon nanospheres by controlling the concentration of zinc nitrate in them. Zinc nitrate has converted the phase of carbon spheres, which has also altered the optical, structural and electrochemical properties of carbon nanospheres by forming nanocomposites. Carbon nanospheres and their nanocomp...

The present work reports the synthesis of MoS2 nanoparticles via a facile ultrasonication-assisted hydrothermal route. The presence of 2-H hexagonal phase of MoS2 is analyzed by XRD which shows diffused and broad pattern revealing the low crystallinity of the synthesized sample. The crystallite size as calculated using different methods like Debye...

Recently core–shell types of particles are found to be used for the improvement of semiconductor efficiency, information storage, optoelectronics, catalysis and quantum dots, etc. ZnS and ZnO are II–VI group semiconductors with a wide band gap. Both materials show prominent applications in photocatalytic activity and solar cells. In the present inv...

Tungsten Oxide (WO3) is a well-known transition metal oxide which exhibits non-toxicity and stability in its nanoparticle form. It is a potential candidate for a variety of applications due to its low cost and facile synthesis process. In the present work, WO3 nanoparticles were synthesized via facile acid-coprecipitation method to explore the effe...

In the present work, MoS2 nanospheres are synthesized via facile microwave assisted hydrothermal route and characterized by structural, optical and morphological analysis. The values of the band gap and refractive index calculated by UV-vis analysis is comparable to the corresponding values of silicon. The morphology is investigated by FESEM image...

The synthesis of monoclinic (γ) tungsten oxide (WO3) nanorods via facile Microwave-assisted hydrothermal route is reported in the present work. The structural characterization of the as-synthesized material by using X-ray diffraction and Fourier-transform infrared spectroscopy confirms the formation of crystalline WO3 phase. The morphology and micr...

ZnS and ZnO are both wide band gap semiconductors. Their nanocomposites have high potential for photocatalytic activity and useful for different applications. In the present investigation, an effort has been made to synthesize ZnS/ZnO nanocomposites by inducing microwave treatment before hydrothermal process to increase the reaction rate of ZnS/ZnO...