330 research outputs found

    Socio-Psychological Profile of Olympic Bronze Medallist Hockey Player Mr Sumit Valmiki: A Case Study

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    Purpose: -Games and Sports play a significant role in society, to promote physical fitness, to give them entertainment, and to develop a sense of community. They have the power to inspire and unite people across cultures and contribute to personal and societal well-being. Games and Sport is considered one of the foundational pillars of the holistic advancement of civilized societies. The aim of the Researchers was to explore the Socio-Psychological Factors and experiences that have influenced Mr. Sumit Valmiki's performance and success as an Olympic Bronze Medalist Methodology: - The original information was collected from the subject as a primary source. Researchers used the “Frustration Test” by Dr N. S Chauhan and Dr. Govind Tiwari, the “Self-Confidence Inventory” Developed by Rekha Gupta, “Sports Achievement Motivation Questionnaire” by M.L. Kamlesh, and the “Aggression Questionnaire by Km. Roma Pal is a tool for the collection of the data in this study. Result: -By applying the above-mentioned tools and analyzing the collected data, it was found that Mr. Sumit Valmiki possesses unique characteristics, outstanding abilities, extraordinary potential, and excellent Hockey-playing qualities. Further, it has been found that he is having an optimal level of Frustration and an average level of Self-Confidence and the ability to be confident in difficult situations and to solve problems. Conclusion It has also been found that he is having High levels of Sports Achievement Motivation. He has the ability to develop competence for success within his chosen field. He is also having a low level of Aggression and the ability to remain cool and calm

    Convective dehydration kinetics of noodles prepared from taro (Colocasia esculenta), rice (Oryza sativa) and pigeonpea (Cajanus cajan) flours

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    Drying characteristics of noodles prepared from 50% taro and remaining equal proportions of rice and pigeonpea flours were investigated in a convective type dryer for a temperature range of 50°C to 80°C at a constant air velocity of     1.5 m s-1.  Results indicated that drying took place in falling rate period.  The sample dried at 50°C was found better in color as compared to samples at 60°C, 70°C and 80°C.  The rehydration weight of noodles decreased with the increase in drying temperature.  Moisture transfer from noodles was described by applying Fick’s diffusion model and the effective moisture diffusivity was calculated.  Effective moisture diffusivity increased with increase in temperature.  An Arrhenius relation with activation energy of 38.53 kJ mol-1 expressed the effect of temperature on moisture diffusivity.  Mathematical models were fitted to the experimental data and the performance of these models were evaluated by comparing the coefficient of determination (R2), Root mean square error (RMSE), reduced chi-square (χ2), percent mean relative deviation modulus (E%) between observed and predicted moisture ratio.  Verma model gave the best results for describing the drying behaviour of noodles.   Keywords: noodle, taro, dehydration kinetics, temperature, moistur

    Permeability Evaluation Through Chitosan Membranes Using Taguchi Design

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    In the present study, chitosan membranes capable of imitating permeation characteristics of diclofenac diethylamine across animal skin were prepared using cast drying method. The effect of concentration of chitosan, concentration of cross-linking agent (NaTPP), crosslinking time was studied using Taguchi design. Taguchi design ranked concentration of chitosan as the most important factor influencing the permeation parameters of diclofenac diethylamine. The flux of the diclofenac diethylamine solution through optimized chitosan membrane (T9) was found to be comparable to that obtained across rat skin. The mathematical model developed using multilinear regression analysis can be used to formulate chitosan membranes that can mimic the desired permeation characteristics. The developed chitosan membranes can be utilized as a substitute to animal skin for in vitro permeation studies

    Scientometrics of cereal crops research in India as reflected through Indian Science Abstracts and CAB Abstracts during 1965-2010

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    The paper analyses publication output of India on cereal crops as reflected by its coverage in Indian Science Abstracts (ISA) and CAB Abstracts during 1965-2010.The analysis indicates that highest number of papers (43.80%) was published on rice, followed by wheat (24.28%). Agricultural universities and institutions under aegis of Indian Council of Agricultural Research (ICAR) were most productive. Most of the papers were published in Indian journals with low impact factor. The highest number of papers was published in Indian Journal of Agricultural Sciences, followed by Indian Journal of Agronomy, Madras Agricultural Journaland Journal of Maharashtra Agricultural University. Indian Agricultural Research Institute, New Delhi,Tamil Nadu Agricultural University, Coimbatoreand Punjab Agricultural University, Ludhianacontributed about 7% of papers each. The major research was focused on ‘genetic and plant breeding’ (28.2%) followed by ‘agronomic aspects’ (27.9%) and pest, diseases and pest control (19.7%). The authorship pattern reveals that co-authored papers accounted for 90% of total output. Citation analysis of the study using Google scholar reveals that 57% of the papers remained uncited and 36.8% papersreceived citations ranging from 1 to 10.Highest number of citations were received by papers published in Indian Journal of Agronomy(1446), followed by Indian Journal of Agricultural Science (1211), Euphytica (1109) and Theoretical and Applied Genetics (1000

    Cryptanalytic Attacks on IDEA Block Cipher

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    International data encryption algorithm (IDEA) is a secret key or symmetric key block cipher. The purpose of IDEA was to replace data encryption standard (DES) cipher, which became practically insecure due to its small key size of 56 bits and increase in computational power of systems. IDEA cipher mainly to provide data confidentiality in variety of applications such as commercial and financial application e.g. pretty good privacy (PGP) protocol. Till 2015, no successful linear or algebraic weaknesses IDEA of have been reported. In this paper, author explained IDEA cipher, its application in PGP and did a systematic survey of various attacks attempted on IDEA cipher. The best cryptanalysis result which applied to all keys could break IDEA up to 6 rounds out of 8.5 rounds of the full IDEA cipher1. But the attack requires 264 known plaintexts and 2126.8 operations for reduced round version. This attack is practically not feasible due to above mention mammoth data and time requirements. So IDEA cipher is still completely secure for practical usage. PGP v2.0 uses IDEA cipher in place of BassOmatic which was found to be insecure for providing data confidentiality

    Effect of process parameters on the antioxidant activities of bioactive compounds from Harad (Terminalia chebula retz.) Shilpa Soni, H.K. Sharma*, Pragati Kaushal and C. Singh Food Engineering & Technology Department, Sant Longowal Institute of Engineeri

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    Terminalia chebula retz (T.Chebula) is a herb known as king of medicinal plants in ayurvedic world. Presence of large number of phytoconstituents makes T.Chebula a potential source of nutraceuticals and can become cynosure of modern nutraceutical world. The objective of this study was to optimize the extraction conditions for bioactive constituents from T.Chebula fruits using Response Surface Methodology (RSM). A central composite face centered design (CCD) was employed. The extraction conditions for bioactive constituents from T. Chebula fruits were optimized by using three independent process variables i.e. methanol concentration, 50-90%, extraction temperature, 50-70°C and extraction time, 30-60 min. Effect of extraction parameters was found to be significant. The optimum extraction conditions were identified as 90% methanol concentration, 70°C temperature and 59.94 minutes for maximum total phenolic content(TPC), 3.87 GAE mg/g, total flavonoid content (TFC), 361.37 CE mg/g, total antioxidant activity(TAA), 0.158 AAE mM/g and α,α-diphenyl-ÎČ-picrylhydrazyl (DPPH) scavenging activity (DSA), 86.28 %. Experimental values for response variables under the optimum conditions were found reasonably close to the predicted value. GC–MS analysis of methanol extract of T.Chebula fruits under the optimum conditions led to the identification of 7 major bioactive compounds. Keywords: T.Chebula, Extraction, Total Phenolic compound (TPC), Total flavonoid compound (TFC), Total antioxidant activity (TAA), α,α-diphenyl-ÎČ-picrylhydrazyl (DPPH) scavenging activity (DSA), Response surface methodology (RSM), GC-MS

    Prediction of peptidoglycan hydrolases- a new class of antibacterial proteins

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    Comparison of performance of the three approaches using known 250 peptidoglycan hydrolases. (XLSX 8 kb

    Hyperuricemia as a risk factor for increase severity of coronary vessel occlusion disease: a cross-sectional study in North Indian population

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    Background: Cardiovascular disease (CVD) is the most common cause of death worldwide. The present study was conducted to study uric acid as a potential biomarker in predicting the severity of CVD in terms of vessel involvement.Methods: A cross-sectional study, conducted at Rajiv Gandhi Super Speciality Hospital, Tahirpur, Delhi. A total of 52 consecutive male and female patients age between 30 to 70 years was included in this study. Written informed consent was obtained from all the enrolled patients. Automated analysers were used for the analysis of blood glucose, lipid profile and serum uric acid level. IBM SPSS Statistics (Version 20.0, IBM SPSS, IL, USA) was used for the statistical analyses.Results: In this study, a total of 52 consecutive patients were divided into three groups; single-vessel disease (n=19), double vessel disease (n=19) and triple vessel disease (n=14). Biochemical profile of all the groups was calculated. A group of triple vessel disease patients showing higher amount (164±42 mg/dl) of cholesterol level as compared to the other two groups (157±34 mg/dl). The mean level of serum uric acid levels significantly differed and its mean levels increases as the severity of vessel diseases increases. The receiver operating characteristic curve shows the uric level has 71% sensitivity and 52.5% specificity for detecting the severity of coronary vessel disease.Conclusions: This study demonstrated an increased serum uric acid levels were associated with increased severity of vessel disease, and serum uric acid is an independent risk factor for coronary artery disease

    SCIENTIFIC STUDY ON RAKTA DHATU AND ITS RELATED DISORDER AND EFFECT OF VARNYA MAHAKASHAYA GHANVATI AND CHANDRA PRABHA LEPA IN THE MANAGEMENT OF YUVAN PIDIKA (ACNE VULGARIS)

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    Due to increased competition of earning prosperity in today era human adopted not only lifestyle but also food habits of western culture which is chiefly responsible to derangement in their physiology and responsible to number of skin disorder like Yuvan pidika (acne vulgaris). In Ayurveda vitiation of Vata, Kapha and Rakta are etiological factor that give rise to Yuvan pidika. That is why there is a need of such treatment that contains Vata kapha shamaka and Raktasodhaka property. For this Varnya Mahakashaya Ghanvati and Chandra Prabha lepa were selected for the study on 30 registered patients. Both of these were formulated compound. Varnya Mahakashaya Ghanvati was advocated to patient in a dose of 800 mg twice daily for 60 days while Chandra Prabha lepa was locally applied by making paste with Gulab jala. This study shows highly significant result to ameliorate the symptom of Yuvan pidika especially on Vata dosha pidika as well as Kapha dosha pidika. Both these drugs proved their efficacy to manage Yuvan pidika by making homeostasis of Vata, Kapha and Rakta

    Compact Planar One-Shot Circular Spark Gap Switch

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    The fabrication and characterisation of micro spark gap switch for single shot firing applications are given in detailed . A circular switch with triggering electrode is realised on alumina substrate and can be integratable easily with the electronics for ignition applications. Circular switch is realised on 25 mil alumina substrate within substrate diameter of 10 mm. The switch measurement shows having repeatable performance of pulse peak current of around 2000 A and less than 100 ns rise time. This article details the design, development including fabrication aspects of spark switch with trigger capabilities along with characterisation of switch on alumina substrates.
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