10,802 research outputs found

    Critical Appraisal of Baby Friendly Hospital Initiatives among the beneficiaries of Indore Urban - A Comparative Study

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    Background: Majority of the women in M.P who breastfeed their babies throw away the colostrum before they begin actual feed. Only 14.9% females feed their babies with in 1/2 an hour (National Family Health Survey-3). In Indore 2 hospitals have been given designation of baby friendly hospital (BFH) namely M.Y. hospital (MYH) which is a tertiary care center, attached to Medical College and District hospital (DH). Objectives: (1) To assess the process of implementation of baby friendly hospital initiative programme. (2) Knowledge, Attitude, Practice regarding breast feeding amongst the beneficiaries. Methods: A comparative study was conducted between two BFH and two NBFH (Non Baby Friendly Hospitals) of Indore. The respondents were categorized into health care providers and beneficiaries. A pretested questionnaire was used to interview the respondents which was made taking into consideration the essential 10 Criteria of BFHI Programme. Results: 89% in BFH and 97% in NBFH were having positive attitude towards colostrum feeding. 81% postnatal mothers in BFH and 96% in NBFH were having knowledge about benefits of exclusive breast feeding. 21% postnatal mothers in BFH and 39% in NBFH initiated breast feeding within ½ an hour. 64 % of mothers in BFH and 62 % mothers in NBFH were practicing exclusive breast Feeding. Conclusion: The above findings show that although designated as BFH, the breast feeding practices remained poor as compared to NBFH. There is an utmost need to reinforce training and constant monitoring of health care providers regarding BFHI

    Collective behavior of stock price movements in an emerging market

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    To investigate the universality of the structure of interactions in different markets, we analyze the cross-correlation matrix C of stock price fluctuations in the National Stock Exchange (NSE) of India. We find that this emerging market exhibits strong correlations in the movement of stock prices compared to developed markets, such as the New York Stock Exchange (NYSE). This is shown to be due to the dominant influence of a common market mode on the stock prices. By comparison, interactions between related stocks, e.g., those belonging to the same business sector, are much weaker. This lack of distinct sector identity in emerging markets is explicitly shown by reconstructing the network of mutually interacting stocks. Spectral analysis of C for NSE reveals that, the few largest eigenvalues deviate from the bulk of the spectrum predicted by random matrix theory, but they are far fewer in number compared to, e.g., NYSE. We show this to be due to the relative weakness of intra-sector interactions between stocks, compared to the market mode, by modeling stock price dynamics with a two-factor model. Our results suggest that the emergence of an internal structure comprising multiple groups of strongly coupled components is a signature of market development.Comment: 10 pages, 10 figure

    Modeling the Field Emission Current Fluctuation in Carbon Nanotube Thin Films

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    Owing to their distinct properties, carbon nanotubes (CNTs) have emerged as promising candidate for field emission devices. It has been found experimentally that the results related to the field emission performance show variability. The design of an efficient field emitting device requires the analysis of the variabilities with a systematic and multiphysics based modeling approach. In this paper, we develop a model of randomly oriented CNTs in a thin film by coupling the field emission phenomena, the electron-phonon transport and the mechanics of single isolated CNT. A computational scheme is developed by which the states of CNTs are updated in time incremental manner. The device current is calculated by using Fowler-Nordheim equation for field emission to study the performance at the device scale.Comment: 4 pages, 5 figure

    Cauchy's residue theorem for a class of real valued functions

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    Let [a,b][a,b] be an interval in R\mathbb{R} and let FF be a real valued function defined at the endpoints of [a,b][a,b] and with a certain number of discontinuities within [a,b][a,b] . Having assumed FF to be differentiable on a set [a,b]\E[a,b] \backslash E to the derivative ff, where EE is a subset of [a,b][a,b] at whose points FF can take values ±\pm \infty or not be defined at all, we adopt the convention that FF and ff are equal to 0 at all points of EE and show that KHvtabf=F(b)F(a)\mathcal{KH-}vt\int_{a}^{b}f=F(b) -F(a)%, where KH\mathcal{KH-} vtvt denotes the total value of the \textit{% Kurzweil-Henstock} integral. The paper ends with a few examples that illustrate the theory.Comment: 6 page

    Rotating fermions in two dimensions: Thomas Fermi approach

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    Properties of confined mesoscopic systems have been extensively studied numerically over recent years. We discuss an analytical approach to the study of finite rotating fermionic systems in two dimension. We first construct the energy functional for a finite fermionic system within the Thomas-Fermi approximation in two dimensions. We show that for specific interactions the problem may be exactly solved. We derive analytical expressions for the density, the critical size as well as the ground state energy of such systems in a given angular momentum sector.Comment: Latex 15 pages, 3 ps. figures. Poster in SCES-Y2K, held at SAHA Institute of Nuclear Physics,Calcutta,October (2000

    Barriers in the management of asthma and attitudes towards complementary medicine

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    AbstractBackground: Undertreatment is said to be an important problem for those with asthma. Misconceptions regarding the nature and treatment of asthma may contribute to this. This study was planned to evaluate the perception of those with asthma about various aspects of their condition. Methods: A total of 1012 patients with asthma volunteered to complete the questionnaire. Questions included those regarding severity, nature, regularity of use of medicine and attitudes towards trying complementary medicine. Forced expiratory volume in 1 s (FEV1) was measured to assess the severity of airway obstruction. Results: Only 9% of patients took treatment for asthma according to the advice of the doctor. The remainder reported stopping treatment when they became free of symptoms or were able to tolerate their symptoms. A majority of the patients had moderately severe airway obstruction as determined by spirometer and reported being unable to assess the severity of their disease with only 11.9% reporting that they could perceive the warning symptoms of an acute attack. Seventy-nine percent of the patients had used complementary medicine. Home remedies, such as tea, hot water, walking, ginger and turmeric, were perceived to provide relief in asthma. Conclusion: Patients with asthma have many barriers in the way of optimal treatment. These include a failure to recognize warning symptoms, belief in a permanent cure; not continuing treatment for as long as needed; and, an inclination to seek complimentary medicines

    Spin-lattice coupling mediated giant magnetodielectricity across the spin reorientation in Ca2FeCoO5

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    The structural, phonon, magnetic, dielectric, and magneto dielectric responses of the pure bulk Brownmillerite compound Ca2FeCoO5 are reported. This compound showed giant magneto dielectric response (10%-24%) induced by strong spin-lattice coupling across its spin reorientation transition (150-250 K). The role of two Debye temperatures pertaining to differently coordinated sites in the dielectric relaxations is established. The positive giant magneto-dielectricity is shown to be a direct consequence of the modulations in the lattice degrees of freedom through applied external field across the spin reorientation transition. Our study illustrates novel control of magneto-dielectricity by tuning the spin reorientation transition in a material that possess strong spin lattice coupling.Comment: 7 pages, 12 figure

    Search for gamma rays of energy 10(15) eV from Cygnus X-3

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    Finite flux of excess radiation of energy 10 to the 15th power has been reported by two groups from the direction of Cygnus X-3, with the characteristic periodicity of 4.8 hrs. Samorski and Stamm find that the muon content of the showers generated by this excess radiation is about 77% of that in normal cosmic ray showers, whereas the expectation for gamma ray showers is less than 10%. It is thus difficult to understand the nature of the radiation arriving from the direction of Cygnus X-3. Samorski and Stamm measured the muon densities close to the core (approx. 10 m), where contamination due to other components is severe. Even though this does not explain the high ratio of muon densities, measurements should be carried out away from the core to establish the nature of the radiation. In order to establish the signal from Cygnus X-3 and its muon content with better statistical significance, an extensive air shower array, specifically designed for this purpose was operated at Kolar Gold Fields (longitude: 78 deg .3 E; latitude: + 12 deg .95; atmospheric depth: 920 q/square centimeters) since September, 1984. The details of the array and the accuracy of arrival direction measurements are discussed

    Competitors or cousins? Studying the parallels between distributed programming languages systemJ and IEC61499

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    We face a glut of languages for programming distributed software today. However, only a few languages have proven their potential with wider practical use in different domains of computing. We picked two such languages, meant for different domains, to see if they could cross-pollinate and enrich one another. Specifically, we chose SystemJ, a language to program distributed embedded systems, and IEC61499, the next generation standard for distributed industrial automation control software. Unsurprisingly, we found similar structures and artifacts between the two. We also found significant differences mainly due to differing domain-specific requirements. This comparison leads to observations and guidelines for improving both languages, and we discuss directions towards an “ideal” distributed software programming language
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