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Krishna Kumar Yadav

Krishna Kumar Yadav
Madhyanchal Professional University · Faculty of Science and Technology

M.Phil., Ph.D.(Environmental Science)

About

146
Publications
233,818
Reads
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4,401
Citations
Citations since 2016
129 Research Items
4342 Citations
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Introduction
Krishna Kumar Yadav currently working as an Assistant Professor in the Faculty of Science and Technology Madhyanchal Professional University, India. Krishna does research in Defluoridation of groundwater, Waste management, and Bioremediation/Phytoremediation of heavy metals and Energy recovery from the waste. Their most recent publication is "A review ...development: Bright future in energy practice in India" in ACS Sustainable Chemistry & Engineering having (8.198) Thomson Reuter Impact factor.
Additional affiliations
May 2010 - December 2014
Bundelkhand University Jhansi
Position
  • Researcher

Publications

Publications (146)
Article
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Municipal Solid Waste Management is a major environmental issue in India. Due to rapid increase in urbanization, industrialization and population, the generation rate of municipal solid waste in Indian cities and towns is also increased. Mismanagement of Municipal Solid Waste can cause adverse environmental impacts, public health risk and other soc...
Article
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Coal fly ash (CFA) is one of the major pollutants around the whole world. At the same time, incense stick ash (ISA) is another waste that is generated in huge amounts in Southeast Asia. Both of these wastes are rich in different types of minerals; for instance, CFA is rich in alumina, silica, and ferrous, while incense sticks ash is rich in calcium...
Article
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Both fossil and renewable fuel sources are used widely to produce electricity around the globe. The dependency on fossil fuels for energy leads to the depletion of reserves and various forms of pollution. Coal fly ash (CFA) is one of the most burning issues in the whole world due to its large amount of production in thermal power plants. Every year...
Article
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A balanced microbiota composition is requisite for normal physiological functions of the human body. However, several environmental factors such as air pollutants may perturb the human microbiota composition. It is noticeable that currently around 99% of the world's population is breathing polluted air. Air pollution's debilitating health impacts h...
Article
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The quality of groundwater in the Jaunpur district of Uttar Pradesh is poorly studied despite the fact that it is the only supply of water for both drinking and irrigation and people use it without any pre-treatment. The evaluation of groundwater quality and suitability for drinking and irrigation is presented in this study. Groundwater samples wer...
Article
The use of biosorption as a strategy for lowering the amount of pollution caused by heavy metals is particularly encouraging. In this investigation, a low-cost and efficient biosorbent, Inula Viscosa leaves were used to remove zinc ions (Zn2+) from synthetic wastewater. A Fourier transform infrared spectroscopy experiment, a scanning electron micro...
Article
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The textile industry generated a series of synthetic dyestuffs that threatened environmental protection. Azo dyes, widely utilized in textile, paper, fruit, leathers, cosmeceuticals and pharmaceutical fields, account for most of the dyestuffs made. Since they have colour fastness properties, stability, and susceptibility to oxidation, existing effl...
Article
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Missing rainfall data has been a prevalent issue and primarily interested in hydrology and meteorology. This research aimed to examine the capability of machine learning (ML) and spatial interpolation (SI) methods to estimate missing monthly rainfall data. Six ML algorithms (i.e. multiple linear regression (MLR), M5 model tree (M5), random forest (...
Article
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Synthesis of metalloid nanoparticles using biological-based fabrication has become an efficient alternative surpassing the existing physical and chemical approaches because there is a need for developing safer, more reliable, cleaner, and more eco-friendly methods for their preparation. Over the last few years, the biosynthesis of metalloid nanopar...
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SARS-CoV-2 is the causative agent of the COVID-19 pandemic. This in silico study aimed to elucidate therapeutic efficacies against SARS-CoV-2 of phyco-compounds from the seaweed, Ulva fasciata. Twelve phyco-compounds were isolated and toxicity was analyzed by VEGA QSAR. Five compounds were found to be nonmutagenic, noncarcinogenic and nontoxic. Mor...
Article
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The present study aims at understanding the effects of fuel preheating on engine characteristics of waste animal fat-oil (WAF-O) biodiesel in a single-cylinder CI engine, with the preheat-ing technique proposed as an effective means for enhancing the fuel properties. To understand the effects of the preheated fuel, the WAF-O biodiesel was preheated...
Article
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Nanoparticles are inevitable byproducts of modern industry. However, the environmental impacts arising from industrial applications of nanoparticles are largely under-reported. This study evaluated the ecotoxicological effects of aluminum oxide nanoparticles (Al2O3NP) and its influence on sulfacetamide (SA) biodegradation by a freshwater microalga,...
Article
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In the past few years, noble metal-based 2D nanomaterials particularly Ag and Au enriched carbon nitrides have seen advanced catalytic actions and reactivity. These composite nanostructures’ chemical and physical characteristics have been applied to improve the targeted functionalities in healthcare and medical sciences. Many scientists and experts...
Article
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Environmental pollution is becoming more prevalent in both human life and the ecosystem. The increased use of fossil fuels, mining, and the burning of wastes, as well as industrial wastewater discharge, are polluting natural resources such as water, soil, and air. Metals (loid)s (Cu, Cr, Cd, Zn, Ni, Pb, Hg, Sb, Sn, and As) contribute to several eco...
Article
In this study, we conducted experimental and computational investigations of a Schiff base and its metal complexes. The azote atom coordinates with the metal according to the FT-IR spectra. Powder X-ray Diffraction experiments show that the crystalline nature of metal complexes is responsible for their enhanced crystallinity. X-ray photoelectron sp...
Article
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Water is the founding fundamental of life and hence is a basic need of life. However, due to the ever-rising population, industrialization has emerged as a global issue. This problem has notably escalated in developing countries. Their citizens face problems such as floods, drought, and poor water quality. Due to poor water quality and sanitation p...
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Using stationary electrochemical, polarization resistance, cathodic charging, transient electro-chemical impedance spectroscopy, and theoretical and molecular mechanics studies, epoxy polymer-coated carbon steel specimens' ability to protect metals from corrosion in various soil extracts was examined. According to the results of the polarization re...
Article
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This review presented the unique characteristic of different types of cyclodextrin polymers by non-covalent host-guest interactions to synthesize an inclusion complex. Various cancers are treated with different types of modified Cyclodextrins along with the anticancer drug Paclitaxel. PTX acts as a mitotic inhibitor but due to its low dissolution a...
Article
Incense sticks ash contains nearly 49-55% which acts as a potential candidate as a raw material for calcium carbonate. The synthesis of CCMPs, from ISA, involves pretreatment that includes: the extraction of ferrous particles, and the removal of aluminum and silica. The synthesized CCMPs were characterized by sophisticated instruments for detailed...
Article
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Persistent organic pollutants (POPs) have become a major global concern due to their large amount of utilization every year and their calcitrant nature. Due to their continuous utilization and calcitrant nature, it has led to several environmental hazards. The conventional approaches are expensive, less efficient, laborious, time-consuming, and exp...
Article
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Pesticides are a class of xenobiotic compounds that are recalcitrant and show persistence in the environment for a longer period of time. Research studies have linked their potential for mutagenicity, teratogenicity, and carcinogenicity. The accumulation of pesticides in water sources due to runoff from agricultural lands has posed a serious threat...
Article
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The adsorption mechanisms of methylene blue (MB) onto olive wastes (residue) treated with KOH (OR-KOH) and onto an OR-KOH and PEG/silica gel composite (OR-KOH/PEG-SG) at various temperatures are investigated using a combination of experimental analysis and Monte Carlo ab initio simulations. The effects of adsorption process variables such as pH, te...
Article
The conversion of multi-bioconstituents of microalgal biomass such as carbohydrates 27 and proteins to lipids can substantially reduce the downstream and overall process cost, as the 28 final objective can be aimed atsingle- desired biofuel product, e.g., biodiesel. The present study 29 developed an integrated process to enhance the lipid yield thr...
Article
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Due to the increased demand for clothes by the growing population, the dye-based sectors have seen fast growth in the recent decade. Among all the dyes, methylene blue dye is the most commonly used in textiles, resulting in dye effluent contamination. It is carcinogenic, which raises the stakes for the environment. The numerous sources of methylene...
Article
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Bacterial strains resistant to antimicrobial treatments, such as antibiotics, have emerged as serious clinical problems, necessitating the development of novel bactericidal materials. Nanostructures with particle sizes ranging from 1 to 100 nanometers have appeared recently as novel antibacterial agents, which are also known as “nanoantibiotics”. N...
Article
The idea of single-atom catalysts (SACs) has gained attention in electrocatalysis owing to its high efficiencies in energy conversion reactions. Supported single-atoms (SAs) exhibit major advantages, such as high atom utilization, strong interfacial interaction, and well-defined active centers, compared with nanoparticles. SACs comprising non-noble...
Book
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Environmental degradation is directly linked with environmental quality deterioration and depletion of resources. It is the world's most pressing problem and has created many challenges to humans, plants, animals, wildlife, and their habitats due to injudicious use of natural resources like unlimited burning of fossil fuel, water and soil pollution...
Article
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Using a plasma-assisted chemical vapor deposition (PACVD) process, the carbon steel samples were coated with an organosilicon layer less than 2.5 microns thick. Ellipsometry, Fourier transform infrared (FTIR), contact angle, scanning electron microscopy (SEM), and atomic force microscopy were used to analyze the films (AFM). Additionally, gravimetr...
Article
To anticipate emulsion breakdown in the ELM process, the Box–Behnken design was used with an artificial neural network (ANN) and a metaheuristic approach, namely particle swarm optimization (PSO) and response surface methodology (RSM). Membrane stability testing began with an experimental component to collect data. The following parameters were use...
Article
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Numerous specialists and academics have backed the improved physicochemical characteristics of metal substrate (Ag, Au) based composite nanoparticles for a number of applications, including pharmaceuticals, optoelectronics, and environmental impact. Insights of Ag and Au NPs-based nanomaterials will be discussed, as well as important production, ph...
Article
Natural Deep Eutectic Solvents (NADESs) are a novel class of environmentally friendly liquids that can replace traditional organic solvents in industrial applications due to their ecologically beneficial features. These novel organic solvents are formed via weak interactions (mostly H-bonds) between two or more naturally existing substances. Even t...
Article
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Numerous scholars in the scientific and management areas have been overly focused on contemporary breakthroughs in two-dimensional objects for multiple prospective applications. Photochemical and electrocatalytic functions of integrated circuits associated with multi-component tools have been enhanced by designing the macro- and microstructures of...
Article
A total of six vegetables (S. tuberosum, D. carota, S. lycopersicum, A. esculentus, S. oleracea and B. juncea) were analysed for five heavy metals (As, Cd, Cr, Hg, and Pb) to evaluate the contamination load in vegetables collected from five cultivated and two market sites (n=504) at Delhi, India. The irrigation water samples and soil samples (n=180...
Article
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Nanoparticles and nanomaterials have gained a huge amount of attention in the last decade due to their unique and remarkable properties. Metallic nanoparticles like zinc oxide nanoparticles (ZnONPs) have been used very widely as plant nutrients and in wastewater treatment. Here, ZnONPs were synthesized by using onion peel and characterized by vario...
Article
Effective fractionation of lignocellulosic biocomponents of rice straw can increase its utilization in anaerobic digestion for high yield biomethane production. A hydrothermal process was optimized and integrated with a deep eutectic solvent (DES) pretreatment to preferentially fractionate hemicellulose, cellulose, and lignin in rice straw. The opt...
Article
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With rapid industrialization, there is an ever-increasing demand for iron oxides, calcium oxides, aluminum oxides, silica, and zeolites as raw materials for various industries, but reserves of such metal oxides are continuously diminishing. Therefore, there is an urgent need to explore new alternatives for such value-added minerals. One such materi...
Article
Engineered nanoparticles (ENPs) are advanced, high-throughput materials that have revolutionized almost every aspect of human life over the past decade with its numerous commercial applications across the globe. However, these particles have made their way into the environment through various pathways, eliciting unintended environmental consequence...
Article
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An efficient optimization technique based on the combination of a metaheuristic and an artificial neural network (ANN) algorithm has been devised. Particle swarm optimization (PSO) was used to estimate the removal of two textile dyes from wastewater (Reactive green 12, RG12, and Toluidine blue, TB) using two unique oxidation processes: Fe(II)/chlor...
Article
This work employed a unique kind of vinicultural biomass (grape residues) to generate fermentative hydrogen. This form of biomass serves two purposes (contains substrate and inoculum). Four mathematical model methods were established; these models were used to represent the fluctuation of hydrogen generation and other fermentation products (organic...
Article
The use of Cytisus Multiflorus Flowers Extract (CMFE) as a carbon steel corrosion inhibitor in 1M H2SO4 solution was investigated by potentiodynamic polarization and electrochemical impedance spectroscopy (EIS) methods. Potentiodynamic polarization curves indicated that CMFE behaves as a mixed-type inhibitor. Quantum chemical parameters were also c...
Article
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Over the past several decades, incense burning is practiced with manifold sacred beliefs across different regions of the world. Invariable constituents of different incense brands include 21% (by weight) herbal and wood powder, 33% bamboo stick, 35% fragrance material and 11% adhesive powder. Major incense combustion outputs include particulate mat...
Article
Preparation, characterization, and application of activated olive residue (ROA) and their novel biocompatible bio-composite beads (ROA/AS) are investigated. The adsorbents are characterized by FTIR, XRD, and SEM and subsequently tested to remove methylene blue (MB) as a probe-pollutant. Experimental results showed a dramatic enhancement in the adso...
Article
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Recent advances in functionalized organic Spiro heterocyclic compounds composed of nitrogen bonded five- and six-membered rings have been made, establishing them as a synthetic target in organic-based biomedical applications. In this work, we report a synthesis of spirocyclic compounds under a one-pot reaction using 1,3-dipolar cycloaddition in a r...
Article
The widespread distribution of organic and inorganic pollutants in water resources have increased due to rapid industrialization. Rhizospheric zone-associated bacteria along with endophytic bacteria show a significant role in remediation of various pollutants. Metaomics technologies are gaining an advantage over traditional methods because of their...
Article
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Heavy metals contamination of soil and edible parts of vegetables is presently a challenging environmental issue worldwide. The present study determined the accumulated amount of cadmium (Cd), lead (Pb), nickel (Ni), cobalt (Co), zinc (Zn), copper (Cu), and manganese (Mn) in soil, coriander, onion, and tomato collected from agricultural fields of J...
Article
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Nano-enabled sensing is an expanding interdisciplinary field of emerging science with dynamic multifunctional detecting capabilities, equipped with a wide range of multi-faceted nano-material having diverse dimensions and composition. They have proven to be highly robust, sensitive , and useful diagnostic tools ranging from advanced industrial proc...
Article
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Density functional theory (DFT), time-dependent density functional theory (TDDFT), quantum theory of atoms in molecules (QTAIM), and extended transition states-natural orbitals for chemical valence (ETS-NOCV) have all been used to investigate the physicochemical and biological proper-ties of curcumin and its three of complexes i.e., Cur-M (M= Ni, C...
Article
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Lignin is an important commercially produced polymeric material. It is used extensively in both industrial and agricultural activities. Recently, it has drawn much attention from the scientific community. It is abundantly present in nature and has significant application in the production of biodegradable materials. Its wide usage includes drug del...
Article
The development of advanced biofuels from waste organic matter, such as lignocellulosic biomass, is critical for global sustainable waste management and to delay climate change by reducing greenhouse gas emissions via partial replacement of fossil fuels. However, the inherent recalcitrance of lignocellulosic biomass due to the presence of inhibitor...
Article
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The increased advancement in nanosciences in recent times has led to fascinating innovations. It has potential applications for altering the structural, surface, and physicochemical properties of nano-ranged metamaterials. The adaptable optical, structural, and surface characteristics of the nanoscopic regimes enhance the quality of integrated nano...
Article
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The water quality of rivers is deteriorating due to human interference. It is essential to understand the relationship between human activities and land use types to assess the water quality of a region. GIS is the latest tool for analyzing this spatial correlation. Land use land cover, and change detection are the best illustration for showing the...
Article
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Cosmetic industries are highly committed to finding natural sources of functional active constituents preferable to safer materials to meet consumers’ demands. Marine macroalgae have diversified bioactive constituents and possess potential benefits in beauty care products. Hence, the present study was carried out to characterize the biochemical pro...
Article
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Indian incense stick ash (ISA) contains about 4–8% ferrous iron (Fe 2+ ) which is the fourth-highest metal oxide mineral in ISA as confirmed by X-ray fluorescence spectroscopy (XRF). The source of the ferrous iron fractions in ISA is coal powder which is used as a facilitator for the smoother burning of incense sticks. Ferrous iron is extracted by...
Article
The 2-furaldehyde semicarbazone (FSC), an environmentally safe Schiff base, has been synthesized and tested for the first time as a corrosion inhibitor for XC38 carbon steel in an acidic environment. This compound's anti-corrosion properties are assessed using electrochemical, analytical, and characterization techniques. At 293K and an FSC concentr...
Article
Plastics have become a pervasive feature of modern life and are used in every aspect of modern-day life, from agriculture to microchips. Microplastics and nanoplastics (MNPs) have been detected in marine and terrestrial ecosystems, and even in areas distant from the source of origin. There are still questions related to the source, weathering, tran...
Article
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Textile industries are the largest consumer of synthetic dyestuff compounds and consequently, they are the prime contributor of colored organic contaminants to the environment. The dye compounds when released in soil or freshwater resources such as rivers, cause a potential hazard to living beings due to their toxic, allergic and carcinogenic natur...
Article
The accumulation of heavy metals (HMs) in soil is presently a significant threat to the environment. The Cu, Mn, Zn, Cd, Pb, Ni, and Co concentrations were assessed in the agricultural soil samples. The results of various contamination indices including contamination factor, geo-accumulation indices, and ecological risk indices revealed that Cd is...
Article
Phosphorus (P) is a vital nutrient for the ecosystems and its excess in wastewater streams leads to some environmental issues such as extensive algae growth (eutrophication). Phytoremediation is a green technology that is based on the combined actions of plants and their associated microbial groups to remove and transfer the toxic compounds in surf...
Article
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Environmental pollution is one of the major concerns throughout the world. The rise of industrialization has increased the generation of waste materials, causing environmental degradation and threat to the health of living beings. To overcome this problem and effectively handle waste materials, proper management skills are required. Waste as a whol...
Article
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Cleaning wastewater has become one of the most serious issues for a number of scientists and researchers in recent years, as water is the most basic need for the daily life of humans. There has been a focus on the removal of noxious pollutants from wastewater effluents by using nanocatalysts owing to their unique physicochemical actions and stabili...