Gururaj Kudur Jayaprakash

Gururaj Kudur Jayaprakash
Nitte Meenakshi Institute of Technology · Department of Chemistry

Ph.D.

About

84
Publications
24,274
Reads
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1,338
Citations
Additional affiliations
December 2019 - March 2022
Shoolini University
Position
  • Professor (Assistant)
Description
  • Electrochemistry
January 2015 - January 2016
University of Guadalajara
Position
  • Professor
Description
  • Laboratory chemistry for engineers
September 2017 - September 2019
Tsinghua University
Position
  • PostDoc Position
Description
  • Thermoelectric materials
Education
July 2009 - June 2011
Kuvempu University
Field of study
  • Industrial Chemistry

Publications

Publications (84)
Article
Here analytical Fukui functions based on density functional theory are applied to investigate the redox reactivity of pristine and defected graphene lattices. A carbon H-terminated graphene structure (with 96 carbon atoms) and a graphene defected surface with Stone-Wales rearrangement a double vacancy defects are used as models. Pristine sp2-hybrid...
Article
In the past decade, many surfactants have been used to modify carbon electrode to sense dopamine (DA). Even though plenty of works are already available on this strategy, still analyzing DA and ascorbic acid (AA) by surfactant modification is exciting and unfortunately, molecular level understanding of these types of electrode is still missing. Her...
Article
Modeling of electrode surface is interesting and important in electroanalysis for understanding their quantum electrochemical properties. We have modeled the TX-100 modified graphene surface to understand its interface Electrochemistry. Frontier molecular orbital (FMO) theory and analytical Fukui functions are applied to locate the electron transfe...
Article
In the present work, we have used the analytical Fukui and cyclic voltammetry (CV) to understand the electron transfer (ET) nature of ferrocene (FC) on the FC modified carbon paste electrode (FMCPE). We have also studied the effect of TX-100 on the reactivity of FC molecule at the FMCPE interface. Frontier orbital energies (HOMO) and anodic peak po...
Article
The active electron transfer (ET) sites on the graphene surface can be controlled by hexagonal boron nitride (h-BN) doping. We have used analytical Fukui functions based on density functional theory to locate the active ET sites on the h-BN doped graphene (h-BNG) surface. The h-BN doping will improves the active ET sites on the graphene surface and...
Article
This study delves into the synthesis, in vitro assessment, and molecular docking analysis of bioactive urea and thiourea derivatives, which have gained attention in pharma chemistry due to their versatile chemical reactivity and potential therapeutic applications. One pot synthetic methodology was employed to create a diverse class of compounds. Su...
Article
Many businesses, including sectors of food, textile, pharmaceuticals, and cosmetics, employ tartrazine or other synthetic dyes. These dyes cause severe health effects if used or consumed frequently. Hence, it is important to be aware and take precautions before their use. Up to now, researchers have introduced many electrochemical methods for deter...
Article
The ubiquitous use of bisphenols, an endocrine-disrupting chemical (EDC), in consumer goods, plastics, food coatings, and other daily life has been documented in past years. Research has indicated that the existence of bisphenol can cause both environmental and health-related problems. Although bisphenol derivatives were synthesized as an alternati...
Article
Full-text available
Single walled carbon nanotubes (SWCNTs) sensors known for its sensitivity, fast response and ability to operate at room temperature. However, obtaining high sensitivity, reproducibility, stability, selectivity and cost effective SWCNT based sensors for detection of antibiotics in different environment remains challenging. In this work, we have fabr...
Article
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In recent decades, advanced powder metallurgy techniques have been extensively modified to prepare various superalloys. Modern powder metallurgical methods like gas atomization are playing a vital role in giving unique properties, and texture to the superalloys. In the present paper, we have used gas atomized super duplex stainless steel (GASDSS) p...
Article
Full-text available
Fruit crops are essential for human nutrition and health, yet high level of heavy metal levels in soils can degrade fruit quality. These metals accumulate in plant roots and tissues due to factors like excessive fertilizer and pesticide use, poor waste management, and unscientific agricultural practices. Such accumulation can adversely affect plant...
Article
Full-text available
The escalating concern over environmental pollutants, particularly brominated flame retardants (BFRs), demands sophisticated detection methodologies for compounds like Tetrabromobisphenol A (TBBPA) and Hexabromocyclododecane (HBCD). Amidst these challenges, advancements in electrochemical detection have notably focused on the integration of inorgan...
Article
Environmental and public health risks may arise from the presence of antibiotic residues, and specifically chloramphenicol in food samples. Therefore, it is quite important for researchers to detect chloramphenicol. In this work, PDA@CuFe2O4 nanoparticles were synthesized and characterizsed. The PDA@CuFe2O4 nanoparticles that had been prepared were...
Chapter
Surfactants are a class of substances that are known to reduce surface tension at the carbon paste electrode (CPE) interface. We see an increase in surface area and the presence of electroactive sites by making use of their adsorption properties. They can therefore be used to change the electrode surface and its properties to promote quicker electr...
Article
Full-text available
Ionic liquid has become a very fascinating modifier in the past few years. With the help of an ionic liquid-modified carbon paste electrode, electrochemistry has become a great way to find different drugs with a lower detection limit and high sensitivity and selectivity. The circulation of electrons of the ring in the cationic part of ionic liquid...
Article
In this work, we are engaged in the theoretical calculation of global and local chemical reactivity descriptors of chiral carbon dots derived from pyrene and amino acids. The presence of...
Article
Full-text available
We present a study on a new class of Schiff bases with pyrimidine linked hydrazinyl azole backbone. These compounds were synthesized using conventional and ultrasonication methods. Our design strategy incorporated three heteroaromatic azoles and various substituents on the pyrimidine scaffold to enhance antimicrobial properties. Antibacterial and a...
Article
The herbicide 2,4-dichlorophenoxyacetic acid (2,4-DPAA) is commonly used in agricultural practices. Unfortunately, it has a high toxicity level and is known to be a carcinogenic substance. Therefore, developing an analytical technique capable of detecting this com­pound is crucial. Electrochemical methods offer a viable solution for the rapid and o...
Chapter
OBJECTIVE Solid waste supervision is one of the most severe environmental issues in developing countries, where services are frequently inadequate, especially in low-income areas. These communities frequently account for a significant amount of the city's land and population. Rapid urbanisation, rising population density, traffic congestion, air an...
Article
A new class of bis(azolyl) pyridine-2,6-dicarboxamides based derivatives were designed and synthesized by employing ultrasonication methodology. In this work, we studied the role of different heteroaromatic azole units such as oxazole, thiazole and imidazole moieties along with different donating/withdrawing substituents on the pyridine scaffold an...
Article
Carbon electrode materials have generated considerable research interest in recent years due to their ease of use, higher charge transfer kinetics, and cost-effectiveness. Malachite green (MG) is an organic compound with metallic-looking powdered green crystals, which got its name from the color of malachite. MG can be easily converted to leuco-mal...
Article
Full-text available
Mechanical alloying is one of the popular, simple, and easy powder metallurgy methods to prepare nanostructured high entropy alloys (HEA). HEAs are modern-day alloys that exhibit significantly improved properties and are used in many unique applications. One such application is using HEA powders for determining the methylene blue dye in wastewater...
Article
Full-text available
In the current work, globally based on Koopmans’ approximation, local electron transport characteristics of dihydroxybenzenes have been examined using the density functional theory for understanding their antioxidant activity. Our experimental and theoretical studies show that hydroquinone has better antioxidant activities when compared to resorcin...
Article
Full-text available
Cancer is a disease associated with complex pathology and one of the most prevalent and leading reasons for mortality in the world. Current chemotherapy has challenges with cytotoxicity, selectivity, multidrug resistance, and the formation of stemlike cells. Nanomaterials (NMs) have unique properties that make them useful for various diagnostic and...
Article
Discotic liquid crystals have been extensively investigated for their applications in electro-optical devices. Very recently their potential as corrosion inhibitor has been realised. Effective methods for the prevention of corrosion of mild steel (MS) are still challenging research for industrial chemists. In the present work, MS samples in 1.0 M H...
Article
Full-text available
A new class of bis(azolyl) pyridine‐2,6‐dicarboxamides based derivatives were designed and synthesized by employing ultrasonication methodology. In this work, we studied the role of different heteroaromatic azole units such as oxazole, thiazole and imidazole moieties along with different donating/withdrawing substituents on the pyridine scaffold an...
Article
Full-text available
Herein we report multifunctional surface-modified CuO nanomaterials were used to fulfill escalating needs in the electrochemical energy storage system and to achieve efficient photocatalysts for the degradation of AR88 organic dye. Due to the atom economy, ease of synthesis, high capacitance, observable electrochemical responsiveness, and low bandg...
Article
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The molecular dynamics and density functional theory (DFT) can be applied to discriminate electrocatalyst’s electron transfer (ET) properties. It will be interesting to discriminate the ET properties of green electrocatalysts such as amino acids. Here, we have used DFT to compare the electrocatalytic abilities of asparagine and glutamine at the car...
Article
Bimetallic 2-D materials especially metal–organic frameworks (MOFs) are a fascinating class of materials because of their high active surface area and synergistic effect of bimetals. The ultrathin structure helps in enhancing the conductivity with the increase in exposed active sites which ultimately facilitates the catalytic activity of the 2-D bi...
Article
Full-text available
Dopamine (DA) is one of the chief neurotransmitters present in the central nervous system of mammals. Therefore detection of DA in presence of various analytes like paracetamol has great importance. In the current work, we are proposing that Triton X-100 (TX-100) pretreated carbon paste electrode (CPE) can be useful to detect the DA selectively in...
Article
Full-text available
Due to the 2019 SARS‐CoV‐2 outbreak, low‐cost, fast, and user‐friendly diagnostic kits for biosensing SARS‐CoV‐2 in real samples employing multiple working electrodes are in high demand. Choosing SARS‐CoV‐2 detecting electrodes is difficult because each has advantages and limitations. Carbon‐based electrochemical sensing applications have attracted...
Article
Ionic liquids (ILs) are principally investigated for their utilization and applications in electrochemistry and their prospective approach to corrosion prevention has attracted a lot of attention. This article explains the synthesis and utility of a room temperature imidazole-based ionic liquid namely 1-hexyl-3-methylimidazolium tetrafluoroborate (...
Article
Full-text available
Amino acid-modified carbon interfaces have huge applications in developing electrochemical sensing applications. Earlier reports suggested that the amine group of amino acids acted as an oxidation center at the amino acid-modified electrode interface. It was interesting to locate the oxidation centers of amino acids in the presence of guanidine. In...
Article
Full-text available
We have successfully studied the charge transfer kinetics between carbon paste electrodes and dopamine using green synthesized rectangular monoclinic CuO nanoparticles (NPs) prepared by Alchemilla vulgaris leaves with the one-pot green synthesis method. The scanning electron microscopy (SEM) results confirmed the monoclinic structure with a particl...
Article
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Anodizing is the process of developing an oxide layer on a metal surface. It enhances the corrosion barrier stability of aluminum and its alloys. Chromic acid is universally used as an electrolyte in an anodizing process, but it is not preferred for the anodizing process due to its carcinogenic effect. The aim of present investigation, a chromate-f...
Article
Full-text available
In the last few years, glycine (GL) showed good experimental evidence as an electron transfer (ET) mediator at the carbon (in particular graphene (GR)) interface. However, ET properties of GL modified GR interface are still not known completely. These can be achieved using density functional theory-based models. Modelling of modified carbon electro...
Article
Full-text available
Neurotransmitters (NTs) with hydroxyl groups can now be identified electrochemically, utilizing a variety of electrodes and voltammetric techniques. In particular, in monoamine, the position of the hydroxyl groups might alter the sensing properties of a certain neurotransmitter. Numerous research studies using electrodes modified on their surfaces...
Article
A study was carried out under the framework of density functional theory where the adsorption capacity of nine graphene systems with different organic moieties (CO, COOH, OH, O and SH) as glyphosate adsorbents was determined. The systems with the highest adsorption capacities were those with the alcohol, acid, epoxide and thiol substituents, accord...
Article
In this study, we used the grinding modification approach to modify the carbon paste electrode (CPE) from an environmentally friendly catalyst (L-serine). L-serine(L-s) is shown to be an effective electrocatalytic at the modified CPE (MCPE) interface for detecting dopamine (DA). L-sMCPE showed excellent activity to detect DA in commercial injection...
Article
Zinc oxide nanoparticles (ZnO/NPs) and Copper doped ZnO nanoparticles (Cu-ZnO/NPs) were prepared using the co-precipitation method and their characterizations were done with X-ray diffraction (XRD), Scanning electron microscope (SEM) and Energy dispersive spectroscopy (EDS) techniques. The prepared Cu-ZnO/NPs were used for the modification of the c...
Article
Zinc oxide nanoparticles (ZnO/NPs) and Copper doped ZnO nanoparticles (Cu-ZnO/NPs) were prepared using the co-precipitation method and their characterizations were done with X-ray diffraction (XRD), Scanning electron microscope (SEM) and Energy dispersive spectroscopy (EDS) techniques. The prepared Cu-ZnO/NPs were used for the modification of the c...
Article
Full-text available
In the agricultural field, pesticides are used tremendously to shield our crops from insects, weeds, and diseases. Only a small percentage of pesticides employed reach their intended target, and the remainder passes through the soil, contaminating ground and surface-water supplies, damaging the crop fields, and ultimately harming the crop, includin...
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This review article examines some advancements in electrochemical sensors for vitamin detection in the past few decades. Vitamins are micronutrients found in natural foods essential for maintaining good health. Most vitamins cannot be synthesized by a body and must be obtained externally from natural food. Vitamins make a class of organic chemicals...
Chapter
Solid waste supervision is one of the most severe environmental issues in developing countries, where services are frequently inadequate, especially in low-income areas. These communities frequently account for a significant amount of the city's land and population. Rapid urbanization, rising population density, traffic congestion, air and water po...
Article
Full-text available
The fabrication of a novel electrochemical sensor based on sodium alpha-olefn sulfonate (SAOS) for determining the traces of adrenaline (ADN) and paracetamol (PA) in real-time monitoring of aqueous solutions is described. The electrochemical catalytic behavior of sensor was investigated using diferential pulse voltammetry and cyclic voltammetry an...
Article
Full-text available
This report attempts to elucidate the potential of plant seed extract assisted synthesis of Graphite based zinc oxide nanoparticles (C‐ZnO NPs) towards removal of chromium (VI) ions from the water samples. The Graphene‐zinc oxide composites were characterised using TGA, XRD, FTIR and SEM. The C‐ZnO nanocomposites have found to remove chromium from...
Article
In this work, nickel ferrite nanoparticles (NiFe2O4) were prepared from metal nitrates and capping agent by thermal treatment followed by grinding and calcination, and characterized using powder X-ray diffraction (PXRD), scanning electron microscopy (SEM), energy-dispersive spectroscopy (EDS), and Fourier transform infrared spectroscopy (FTIR). The...
Chapter
Graphene is one of the most used 2D materials in electrochemistry because of its unique properties. Interestingly, functionalization of graphene further improves its electron transfer properties. Functionalization of graphene is very useful in modifying working electrodes for detecting selected organic molecules in voltammetry. Here, we tried to co...
Article
A novel type of mercaptobenzothiazole disulfide (MBTS) modified carbon paste electrode (CPE-MBTS) was developed in the present study. DFT calculations identified an enhanced electrophilic character, and conductance of the modified...
Article
Full-text available
In the present work, exfoliated graphite oxide (E-GO) was prepared by sonicating graphite oxide (GO) (prepared by modified Hummer’s and Offemam methods). Prepared GO and E-GO were characterized using infrared absorption spectroscopy, X-ray diffraction, and scanning electron microscopy. The electrocatalytic properties of GO and E-GO towards detectio...
Article
Liquid crystals are primarily known for their application in electro-optical devices and their application potential in preventing corrosion has rarely been explored. This report elucidates the application of a room temperature anthraquinone based discotic liquid crystal 1,5-dihydroxy-2,3,6,7-tetrakis(3,7-dimethyloctyloxy)-9,10-anthraquinone 3 (RTA...
Article
Alanine (AL) has been used as a electrode modifier to alter the carbon paste interface for sensing applications. Unfortunately, still, electron transfer (ET) properties of AL modified graphene (GR) interface are not known. Density Functional Theory (DFT) based GR interface will help to know the molecular view of interface. In the current article AL...
Article
The present work describes the preparation of MgO nanoparticles (MgO/NPs) by co-precipitation method using CTAB/MgO nanoparticles (CTAB/MgO/NPs) and TX-100/MgO nanoparticles (TX-100/MgO/NPs) surfactant, and its charecterization with XRD, SEM and EDS techniques. The prepared MgO/NPs, CTAB/MgO/NPs, and TX-100/MgO/NPs were used as the modifier for the...
Article
Full-text available
The performance of a novel corrosion inhibitor tert-butyl(1-(2-(4-nitrobenzylidene)hydrazinyl)-1-oxopropan-2yl)carbamate (AAD) has been accounted here along with physicochemical characterization studies like Fourier Transform Infrared Spectroscopy (FTIR), Scanning Electron Microscopy (SEM), ¹H NMR and Density function theory (DFT). Additionally, th...
Article
In the present paper, aqueous extracts ofAlchemilla Vulgaris (Aslan Pençesi) leaves have been used to prepare Fe3O4 nano-flakes accompanied by calcination at 400°C. The various properties of biosynthesised Fe3O4 nano-flakes were investigated using UV–Visible, Fourier-transform infrared spectroscopy (FTIR), scanning electron microscope (SEM), X-Ray...
Article
Full-text available
Synthetic dyes are commonly used in food products like soft drinks, vegetable sauces, jellies, etc. Most artificial dyes can cause cancer, therefore it is very important to develop sensors to detect them in food samples. Voltammetric methods with carbon paste electrodes (CPEs) are promising for this purpose. However, modification of CPEs is necessa...
Article
Cationic surfactants, increases the number of surface active electron transfer (ET) sites on the carbon paste electrode (CPE) surface. In general, a combination of frontier molecular orbitals and Fukui function employed to locate the redox-active sites on bare and different surfactants modified electrodes. However, these methods quite tedious, conf...
Article
The ZnO nanoparticles (NPs) are considered to be one of the inexpensive and very important bioactive materials widely used in drug delivery, as a photo-catalyst material, antibacterial, bioimaging, anticancer, anti-inflammation, wound healing, and diabetes treatment. Therefore, we have prepared ZnO NPs using Alchemilla vulgaris (Lady’s mantle) leav...
Article
Frontier molecular orbital and analytical Fukui functions were used to theoretically study cationic surfactant cetyltrimethylammonium bromide (CTAB), predicting its capability for sensitive detection of guanine (GU), uric acid (UA), and dopamine (DA). Herein, we fabricated the CTAB-modified carbon paste electrode (CTCPE), and it exhibited improved...
Chapter
Synthetic dyes are very commonly seen in commercial products nowadays. Synthetic dyes are commonly used to give a variety of colors and shades in several commercial products. The occurrence of synthetic dyes in water after certain levels can significantly affect living beings by causing toxicity and mutagenicity. Electroanalytical methods can detec...
Article
In this work, both electrochemical experiments and quantum chemical simulations were performed to explore an important topic namely the cetyl pyridinium bromide (CPB) modified carbon paste electrode (CPBMCPE) employed for detection of dopamine (DA) and uric acid (UA). The electrode was found to display excellent electrocatalysis and increased surfa...
Article
Developing sensors to detect lead alternative additive like ferrocene (FC) in the gasoline is essential for automobile industries. In the current work we have detected FC in commercial gasoline using carbon paste electrode (CPE). FC was interacted to CPE interface by grinding, immobilization, and mobilization method to understand its Electron trans...
Article
Full-text available
Fabrication of biocompatible electrodes for the investigation of catecholamines is a known challenge. In this work, methionine was chosen as a modifier for fabrication of a biocompatible carbon paste electrode by electropolymerization, through cyclic voltammetry. The electrochemical behavior of the poly(methionine) modified carbon paste electrode w...
Article
The electrocatalytic oxidation of Estriol (ET) has been studied by surfactant modified nanotube paste electrode. The sensor was prepared using carbon nanotubes and silicone oil, Carbon nanotube paste electrode (CNTPE) modified with Sodium dodecyl sulfate (SDS) surfactant, the modified electrode highly sensitive for the determination of ET. Cyclic v...
Article
Oxygen vacancies (VO) as intrinsic defects play a key role in determining zinc oxide (ZnO) properties. Herein, ZnO nanorods with uniform morphology have been synthesized via hydrothermal method. The obtained nanorods appear semitransparent in SEM images indicating their electron semitransparent nature (ESN). Dye sensitized solar cells (DSSCs) studi...