73 research outputs found

    Unilateral Renal Tuberculosis Presenting as Persistent Pyuria

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    Despite being one of the major health problem globally, tuberculosis still remains an important, but under diagnosed and ignored cause of kidney damage especially in resource poor settings. Timely diagnoses and treatment can cure this otherwise devastating resource draining ailment. We report a 10-year-old girl who had persistent pyuria and dysuria despite receiving multiple drugs empirically before antitubercular therapy was initiated. Keywords: Child; Renal Tuberculosis; Urinary Tract infections

    Malignant infantile osteopetrosis presenting as failure to thrive

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    Osteopetrosis or marble bone disease is a heterogeneous group of hereditary disorders in which deficient oraltered function of osteoclasts results into defective resorption of bone with resultant sclerosis. We report a caseof infantile osteopetrosis who presented to us as failure to thrive, severe anemia and developmental delay. Thiscase report highlights the importance of this rare disease as a differential diagnosis in infants with failure tothrive, to avoid the potentially treatable entity

    Electrical withstand performance of Malaysian based palm oil under influence of HVDC stress

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    Overvoltage is a phenomenon where electrical waveform applied to circuit or device exceeds normal operating parameters. The sources of overvoltage are often unpredictable and can lead to permanent degradation, failure or temporary malfunction of devices and systems. Equipment running with HVDC needs to be equipped with a proper protection system and insulation strength properties better than typically being rated to the HVAC system

    Sexual dimorphism of nasal index, nasal breadth and nasal height among young Kashmiri population

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    Background: Nose contributes as a very important and prominent part of the face; and occupies the most visible position on normafrontalis. There is an anthropometric harmony between different structures of face including nose, lips, eyes, forehead, chin and cheek. Our study was aimed to determine sexual and ethnic differences in external nose measurements of young adult Kashmiri population and to provide baseline data for reconstructive cosmetic surgeons and forensic experts.Methods: This study was conducted among 300 healthy participants (150 males and 150 females) belonging to Kashmiri population. Nasal height, length and breadth were measured using a vernier caliper. Then, the nasal index was determined for each subject. The obtained data was subjected to statistical analysis.Results: In case of males, mean nasal index was 83.31±12.31 mm, mean nasal length was 57.28±4.51 mm, mean nasal breadth was 48.41 mm and mean nasal height was 36.17±20.9 mm, while in case of females mean nasal index was 226.83±46.41 mm, mean nasal length was 50.16±3.54 mm, mean nasal height was 13.97±2.01 mm and mean nasal breadth was 31.02 mm.Conclusions: Nasal type among the Kashmiri male population is predominantly mesorrhine while in females it is hyperplatyrrine or very wide nose

    Collection of nanoparticles using novel filter process by edm

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    Synthesis of nps used toxic chemical process. high time consuming. costly. skilled manpower required. still edm not used for nps generatio

    Toxicity of conventonal insecticides to fourth instar larvae of tobaccocaterpillar, Spodoptera litura (Fab.) in different generations

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    Studies on development of resistance in tobacco caterpillar against some insecticides were carried out in the laboratory, Division of Entomology, Udheywalla, Jammu. The differential susceptibility level of parental and susceptible strains of tobacco caterpillar to conventional insecticides revealed that the level of susceptibility in 4th instar larvae of this insect has decreased considerably in parental strain as compared to recommended concentrations of insecticides. The highest resistance factor of 9.33 was observed with monocrotophos whereas malathion encountered lowest resistance factor of 1.50. Comparison of the LC50 values obtained in succeeding generations with the 1st generation in 4th instar larvae of S. litura revealed that the resistance developed in an increasing order in all the six generations. The resistance ratio in the 6th generation as compared to the 1st generation was 3.97- fold in endosulfan, 3.11 in malathion and 3.45 in carbaryl

    A review on an innovative approach for efficient nanoparticles synthesis by electrical discharge machining

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    Nanoparticles (NPs) have drawn immense attention due to the maximised range of new applications in various fields of industries such as electronics, optical, biomedical, pharmaceutical, cosmetics etc. Nanoparticles are the advancement of nanotechnology as a potential candidate to deliver therapeutic agents to targeted organs, tissues and cells. NPs are efficient to lower the drug delivery related problems. NPs have exceptional property compared with bound material like high surface to volume ratio, anti-bacterial property, better resistive nature towards oxidation and exhibit good thermal conductivity. These characteristics make the nanoparticles suitable in various fields. Thus, many researchers are still making research in interdisciplinary about NPs and still going on. This article describes various NPs synthesis method and shows comparatively the theory about their benefit, limitation and possible new process in this filed. A brief review on the Die-sink Electrical discharge machining (EDM) has been presented as a potential new process for NPs synthesis

    The crashworthiness performance of the energy-absorbing composite structure—A review

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    The improved energy absorption capacity of composite materials will upgrade people’s safety in accidents. Several parameters affect energy absorption such as fibre type, matrix type, fibre architecture, specimen geometry, processing conditions, fibre volume fraction, and test speed. These parameters influence the composite material-specific energy absorption. The distinct characteristic properties of composites play an essential role in a variety of industries. Automotive applications have attracted worldwide attention due to their rapid use and are expected to increase. This review focuses on understanding the effect of a particular parameter on the energy absorption capability of composites, an analysis of the energy absorption properties of polymer composites. The data from the various researchers are collected and categorised in the field of energy absorption of composites. Many testing methods and refraction types for composites are described

    Opportunities and ehallenges in Nanoparticles Formation by Electrical Discharge Machining

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    Nanoparticles (NPs) have drawn immense attention due to the full range of new applications in various fields of industries such as electronics, optical, biomedical, pharmaceutical and cosmetics. NPs gained importance due to their exceptional properties like antibacterial activity, high resistance to oxidation, exceptional adhesive properties, better thermal conductivity and many more. Various interdisciplinary researches have been done in the field and still going on. The aim of this paper is to briefly describe the details of NPs processing methods, their benefits and limitations and the need of new process in the field. In this paper, electrical discharge machining (EDM) has been presented as possible new process for the synthesis of NPs. The challenges in the development of EDM as a NPs synthesis process have also been discussed in this pape

    Improved thermophysical characteristics of a new class of ionic liquid + diethylene glycol/Al2O3 + CuO based ionanofluid as a coolant media for hybrid PV/T system

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    The purpose of this experimental research is to develop a new class of nanofluid as a replacement of conventional water based nanofluid for medium temperature range as PV/T coolant application. For the first time, hybridized Al2O3 + CuO nanoparticles were dispersed into the binary mixture of ionic liquid (IL) and diethylene glycol (DEG) without the addition of any stabilizing agents or surfactants. The formulated Ionanofluid posed excellent dispersion stability together with better thermal stability compared to water-based nanofluid, as evidenced from thermogravimetric analysis. The experimental thermal conductivity assessment showed a maximum of 41.8 % enhancement together with a 31 % penalty in pressure drop at 0.15 wt% concentration. A hybrid PVT system is constructed to numerically examine the effect of Ionanofluid as an active cooling medium under the COMSOL Multiphysics environment. Ionanofluids as coolants in a PVT panel showed a maximum of 69 % thermal efficiency at 0.15 wt% Al2O3 + CuO, higher than 63 % (0.10 wt% Al2O3 + CuO), 58 % (0.05 wt% Al2O3 + CuO), and 56 % (pure IL + DEG). The PV panel temperature was reduced from 65 to 40 °C when IL + DEG was replaced with 0.15 wt% Al2O3 + CuO. At the same concentrations, an electrical efficiency of nearly 12.7 % was observed, representing a 29.91 % improvement over IL + DEG at a flow rate of 4LPM. The formulated Ionanofluid performed thermally better than water but somewhat lower than water-based nanofluids like MWCNT/Water. Nevertheless, Ionanofluid's electrical efficiency was better than MWCNT/Water. Ionanofluid can be a viable alternative to water-based nanofluids for medium-temperature-based coolant applications. © 2022 Elsevier Lt
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