33 Result(s)
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Article
Arun K. Singh
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Article
Association of transient mitochondrial functional impairment with acute heat exposure in children from Muzaffarpur region of Bihar, India
Over the past several years, the Muzaffarpur district of Bihar (India) has witnessed recurrent outbreaks of acute encephalitis illness of unknown etiology, called acute encephalitis syndrome (AES) among young ...
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Open AccessExpansion of India’s national child healthcare programme, Rashtriya Bal Swasthya Karyakram (RBSK), for rare disease management : a health policy perspective
Rare diseases (RD) are severe and debilitating conditions. They are one of the leading causes of childhood mortality globally. In India, RDs have not been considered in most healthcare programs which usually c...
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Experiments and Prediction of Hold Time-Dependent Static Friction of a Wet Granular Layer
Frictional properties of sliding surfaces have practical importance in a variety of applications. Therefore, the present study investigates the ageing or holding time-dependent static friction of a wet granula...
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Design of an ultra-thin hepta-band metamaterial absorber for sensing applications
An ultra-thin metamaterial absorber (MMA) comprises of a split-ring-cross (SRC)-shaped resonator coupled with graphene and dielectric layer backed by metallic ground plane is presented theoretically and numeri...
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Effect of non-uniform heating and viscous dissipation on natural convective flow of Casson fluid over a vertical cone
The non-Newtonian fluid flows find its applications in the production of paints, pharmaceutical products, synthetic lubricant and biological fluid. Because of the significance of this aspect, the present paper...
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Thermoelectric rectification in a graphene-based triangular ballistic rectifier (G-TBR)
A four-terminal ballistic rectifier demonstrating voltage rectification for both electrical (AC/DC) as well as thermal (temperature gradient) inputs is presented. The thermoelectric behavior of the graphene tr...
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An Ultrathin Compact Polarization-Sensitive Triple-band Microwave Metamaterial Absorber
In this study, an ultra-compact metamaterial absorber (MMA) has been proposed for microwave applications comprising two modified square-shaped resonators printed on a dielectric substrate and terminated by a m...
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High Taxonomic and Functional Diversity of Bacterial Communities Associated with Melon Fly, Zeugodacus cucurbitae (Diptera: Tephritidae)
The next generation sequencing (NGS) approach has facilitated the investigations of gut microbiota with high throughput and resolution. The present study was focused on the taxonomic and functional characteriz...
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RF analysis of intercalated graphene nanoribbon-based global-level interconnects
Intercalation do** is emerging as a prospective solution to enhance the performance of graphene nanoribbon interconnects. In this paper, the radio frequency (RF) analysis of stage-2 arsenic pentafluoride- an...
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Graphene-based tunable multi-band metamaterial polarization-insensitive absorber for terahertz applications
This paper presents a graphene-based tunable polarization-insensitive metamaterial absorber (MMA) at terahertz (THz) frequencies. The absorber consists of top patterned gold (Au) layer followed by single layer...
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Dynamic Stability of the Rate, State, Temperature, and Pore Pressure Friction Model at a Rock Interface
In this article, we study numerically the dynamic stability of the rate, state, temperature, and pore pressure friction (RSTPF) model at a rock interface using standard spring-mass sliding system. This particu...
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Underwater superoleophobic biomaterial based on waste potato peels for simultaneous separation of oil/water mixtures and dye adsorption
Underwater superoleophilicity involves interactions between a solid surface and two immiscible liquids, viz., water and oils, in which water remains in the completely wetted and oils in the non-wetted state. M...
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Open AccessOptimization of phosphate removal from aqueous solution using activated carbon supported zero-valent iron nanoparticles: application of RSM approach
In this study, activated carbon (AC) prepared from cork powder was used in synthesis of AC stabilized nano-zero-valent iron (AC/NZVI) composite and evaluated phosphate (PO43−) removal efficiency from aqueous solu...
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The Effect of Carbon Nanotubes Based Nanolubricant on Stick–Slip Behavior
In this article, stick–slip behavior of a metal–metal interface is investigated in presence of a lubricant mixed with multiwalled carbon nanotubes (MWCNTs). The friction experiments are carried out to determin...
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The effect of inertia, viscous dam**, temperature and normal stress on chaotic behaviour of the rate and state friction model
A fundamental understanding of frictional sliding at rock surfaces is of practical importance for nucleation and propagation of earthquakes and rock slope stability. We investigate numerically the effect of di...
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Numerical modelling-based pillar strength estimation for an increased height of extraction
Underground extraction of total thickness of a thick coal seam in single lift by bord and pillar method increases pillar height during retreat. Field studies found that the increase in pillar height affects th...
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Evaluation of phosphate removal capacity of Fe3O4–ZVINPs from aqueous solution: optimization using response surface analysis
The present research aims to optimize the removal of phosphate (PO4 3−) from aqueous solution by Fe3O4 stabilized zero-valent iron nanoparticles (Fe3O4–ZVINPs). A three-factor, three-level...
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Natural frequencies of multiple pendulum systems under free condition
In this classical article, we study natural frequencies of the multiple pendulum systems (MPSs) in a plane under the free condition. The systems of governing differential equations for the MPSs such as triple ...
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Response surface optimization of nitrite removal from aqueous solution by Fe3O4 stabilized zero-valent iron nanoparticles using a three-factor, three-level Box-Behnken design
The magnetite (Fe3O4) stabilized zero-valent iron nanoparticles (Fe3O4-ZVINPs) were synthesized and characterized by TEM, SEM, BET, and XRD techniques and used for removal of NO 2 ...
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Open AccessLong-Term Outcomes of External Repair as a Rescue Operation for Atrioventricular Groove Disruption following Mitral Valve Surgery
