Vivek Mishra

ORCID: 0000-0002-8045-674X
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About
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Research Areas
  • Hydrocarbon exploration and reservoir analysis
  • Coal and Its By-products
  • Coal Properties and Utilization
  • Thermochemical Biomass Conversion Processes
  • Coal and Coke Industries Research
  • Fire effects on ecosystems
  • Geology and Paleoclimatology Research
  • Methane Hydrates and Related Phenomena
  • Geological and Geochemical Analysis
  • Geochemistry and Elemental Analysis
  • Geochemistry and Geologic Mapping
  • Mineral Processing and Grinding
  • Hand Gesture Recognition Systems
  • African Botany and Ecology Studies
  • Metal Extraction and Bioleaching
  • Gait Recognition and Analysis
  • Carcinogens and Genotoxicity Assessment
  • Robotics and Sensor-Based Localization
  • Indoor and Outdoor Localization Technologies
  • Nanoparticle-Based Drug Delivery
  • Radioactive element chemistry and processing
  • Hydraulic Fracturing and Reservoir Analysis
  • Underwater Vehicles and Communication Systems
  • Human Pose and Action Recognition
  • Curcumin's Biomedical Applications

Parul University
2025

Central Institute of Mining and Fuel Research
2018-2023

Academy of Scientific and Innovative Research
2021-2023

King George's Medical University
2022

Hebei University of Engineering
2019-2021

National Metallurgical Laboratory
2016-2020

Indian Institute of Technology Dhanbad
2019

Delhi Technological University
2013

Wildfire episodes have implications on reshaping life earth. This article emphasises the fate and facts of wildfire during Permo-Carboniferous coal-forming period. Charcoal refers to an incomplete combustion or carbonised solid residue plant material. Inertinite (group coal macerals) is synonym charcoal at microscopic scale but its origin debatable. Moreover, inertinite has been used predict levels atmospheric oxygen, as it forms when material subjected intense heat oxygen-rich conditions....

10.1177/01445987251314242 article EN cc-by Energy Exploration & Exploitation 2025-02-13

Structural changes due to coalification and oxidation influence the coal quality, geochemically petrologically. Understanding of structures helps predict behaviour at various processes. The objective this paper is study in organic structure mineral phase transformation during combustion. Different density fractions were generated then heated different temperatures from 200 1000 °C. Petrography, Fourier transform infrared spectroscopy (FTIR) X-ray diffraction (XRD) carried out on all aimed...

10.1007/s40789-016-0153-y article EN cc-by International Journal of Coal Science & Technology 2016-12-01

Abstract This study provides a combined analysis on the palynology, fossil charcoal and biomarkers of subsurface coal deposits from borehole RMB #2 drilled at Dhulia Coal Block, Rajmahal Basin, India, in attempts to establish chronology sedimentation propose palaeobotanical as well geochemical evidence for occurrence wildfires these sediments. The palynological investigation suggests Scheuringipollenites barakarensis palynoassemblage lower Barakar Formation, dated Artinskian (Early Permian)...

10.1186/s42501-021-00084-2 article EN cc-by Journal of Palaeogeography 2021-03-02

Coal petrology provides significant inputs for the industrial utilisation of coal and broad understanding formation diagenesis. The present paper entails results investigations carried out on selected samples, from Ib valley Umaria coalfield, using scanning electron microscope (SEM) X-ray diffraction (XRD) to study surface microstructures minerals in them relationship finely dispersed mineral matter with organic constituents. This would further help evaluating distribution chemical character...

10.1007/s40789-017-0169-y article EN cc-by International Journal of Coal Science & Technology 2017-05-16

The amount of coking coal in all over the world is scarce while it an essential commodity for steel making; economical way, no alternative found out till now. Though, so many researches have already been there to understand its properties specifically plasticity behavior, requires a deeper understanding concerning plasticity. Hence, compare and correlate, five coals were chosen from different countries which are used metallurgical purposes throughout world. Basic characterization, i.e....

10.1080/19392699.2019.1678470 article EN International Journal of Coal Preparation and Utilization 2019-10-22

Coal is the mixture of organic matters, called as macerals, and inorganic matters. Macerals are categorized into three major groups, i.e., vitrinite, inertinite, liptinite. The maceral group identification serves an important role in coking non-coking coal processes that used mainly steel iron industries. Hence, it becomes to efficiently characterize these groups. Currently, industries use optical polarized microscope distinguish However, microscopical analysis a manual method which...

10.3233/jifs-189889 article EN Journal of Intelligent & Fuzzy Systems 2021-04-09

Earth has a long geological history and palaeo-wildfire is one of the key factors which responsible for evolution extinction our earth systems. The most important systems Permian-Triassic mass extinction. objective this paper to evaluate product wildfire in terms distribution occurrences from Late Permian North China basin. Fourteen rock samples were collected drill core Hanxing Coalfield analyzed by macro micro petrography, Scanning Electron Microscopy (SEM), Gas Chromatography (GC)...

10.1344/geologicaacta2020.18.12 article EN cc-by-sa Geologica Acta 2020-08-20

Coal is the primary source of fuel for generating electrical energy through combustion pulverized coal. Volatile compounds are released during this process, resulting in creation varieties char elements. The morphology elements can be categorized into groups, which reflects different level coal reactiveness, that utilized to assess effects on burner operations. Currently, industries follow manual and semi-automated microscopic methods recognize reactivity char. These time-consuming,...

10.1109/spin48934.2020.9070848 article EN 2020-02-01

In this paper, we introduce a hand gesture recognition system to recognize real time in unconstrained environment. We consider fixed set of manual commands, and develop simple, yet affective procedure for recognition. The consists three modules: tracking, training have used Viola Jones Object detection framework which employs variant the learning algorithm AdaBoost both select best features train classifiers that use them. tested our vocabulary four gestures results effectiveness approach...

10.3233/kes-150309 article EN International Journal of Knowledge-based and Intelligent Engineering Systems 2015-06-09

The most important genus in the Rhamnaceae family is Ber (Ziziphus mauritiana Lamk). Phytochemicals present Ziziphus have antioxidant as well antimicrobial properties. study aimed to detect various phytochemicals and evaluate antibacterial activity Z. leaf extracts. Leaves from 14 cultivars/germplasm/varieties of were used explore presence phytoconstituents such alkaloids, flavonoids, cardiac glycosides, phenols, saponins, protein, steroids, tannins, lignins, reducing sugar. These...

10.18311/jeoh/2024/43945 article EN Journal of Ecophysiology and Occupational Health 2024-08-29
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