35 research outputs found

    Treatment planning for the lung cancer

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    This article is a letter to editor, and it doesn't include an abstract. Full text of this article is available in HTML and PDF.Cite this article as: Gill S. Treatment planning for lung cancer. Int J Cancer Ther Oncol 2014; 2(1):020117.DOI: http://dx.doi.org/10.14319/ijcto.0201.17

    Reactor Design for Partial Upgrading of Bitumen via Aquaprocessing

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    Alberta oil industry is facing a major challenge because of the widening price differentials between West Texas Intermediate and Western Canadian Select. The Western Canadian Select is trading at low of US$ 16.71 /bbl. because of its high viscosity, density, total acid number, and sulfur content and lack of access to market outside North America. Under these circumstances, partial upgrading processes such as Aquaprocessing are envisioned as a potential solution. The synthetic crude oil produced from Aquaprocessing of bitumen requires 50 vol.% less diluents than the Athabasca bitumen to meet the pipeline specifications. This thesis is focused on evaluating the reactor design parameters required for scale-up of this technology. The kinetic parameters for hydrocracking reaction were calculated using first-order rate law expression for the packed bed reactor. Diffusivity of steam in bitumen, dimensionless numbers and hydrodynamic properties of the fluid inside the reactor were calculated using experimental and simulated data. The experimental results indicate that the effect of catalyst particle size depends on the catalyst preparation techniques. The steam diffusivity in bitumen was found to increase linearly with increase in reaction temperature. 0.05 psi/m pressure drop and 39 vol.% liquid holdups are predicted for the two-phase flow regime

    Redressal of Consumer Grievances: A Case Study of State Consumer Disputes Redressal Commission, Chandigarh

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    Our society has, essentially, been dynamic though its speed of dynamism is found to be varying between that of the bullock-carts to that of the space travel. Man, being a social and rational animal has ever tried to improve upon everything he laid hands on or anything he had invented or discovered.1 His special faculty to thoughtfulness has always been inspiring to channelize all his energies to reach a destination of perfection in life. The inherent virtues of interaction and interdependence of the human beings2 are taken to be the symbol of dynamism of a civilization. The existing commercialization of every sphere of life gives much more prominence to the most subtle and indispensable interaction between the trader and the consumer. Consumer is all of us and all of us are consumers. Guided, instinctively, by the stomach,3 we are first the consumers and later the producers. And consumers we remain forever, not merely from cradle to grave, but even beyond these two extremes of our physical existence while producers we remain for a comparatively shorter period of our full life cycle. The simplest sharing of one’s surplus produce in 1 Anoop K. Kaushal, (2005), Medical Negligence and Legal Remedies, Universal Law Publishing Co. Pvt. Ltd., Delhi, pp. 2-3. 2 Justice Rama Jois, (2000), Seeds of Modern Public Laws in Ancient Indian Jurisprudence and Human Right, Bhartiya Values, Lucknow, p. 1. 3 A very nice Conclusion of Swami Vivekanand Ji. exchange for the reciprocated surpluses of different commodities of use, produced by others, was the origin proper of the Barter trade which is as old the society itself.

    A Brisk Estimator for the Angular Multipoles (BEAM) of the redshift space bispectrum

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    The anisotropy of the redshift space bispectrum depends upon the orientation of the triangles formed by three k\vec{k} modes with respect to the line of sight. For a triangle of fixed size (k1k_1) and shape (μ,t\mu,t), this orientation dependence can be quantified in terms of angular multipoles Blm(k1,μ,t)B_l^m(k_1,\mu,t) which contain a wealth of cosmological information. We propose a fast and efficient FFT-based estimator that computes bispectrum multipole moments BlmB_l^m of a 3D cosmological field for all possible ll and mm (including m0m\neq 0). The time required by the estimator to compute all multipoles from a gridded data cube of volume Ng3N_g^3 scales as Ng3log(Ng)\sim N_g^3 \log{(N_g)} in contrast to the direct computation technique which requires time Ng6\sim N_g^6. Here, we demonstrate the formalism and validate othe estimator using a simulated non-Gaussian field for which the analytical expressions for all bispectrum multipoles are known. The estimated results are found to be in good agreement with the analytical predictions for all 1616 non-zero multipoles (up to =6,m=6\ell= 6, m=6). We expect the m0m \neq 0 bispectrum multipoles to significantly enhance the information available from galaxy redshift surveys, and future redshifted 21-cm observations.Comment: Comments are welcom

    Isolation of 4-aminopyridine resistant mutants affecting alkali-insoluble glucan content of cell walls in <i>Saccharomyces cerevisiae</i>

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    897-901Saccharomyces cerevisiae cells when grown on synthetic medium plates containing 10 mM of 4-aminopyridine (4-AP) undergo cell lysis. Using an ethylmethane sulfonate mutagenesis (EMS) screen, 4-AP resistant mutants (apr) were isolated which could grow on inhibitory concentration of 4-AP. Eighty mutants were obtained that were recessive, monogenic and formed two complementation groups. To identify genes, whose products might be interacting with the apr loci, extragenic suppressors were isolated, which reverted 4-AP resistance phenotype of apr mutants. The suppressors, when genetically characterized, were found to be recessive and represented two loci with overlapping functions. Representative alleles from apr <span style="font-size:12.0pt; line-height:115%;font-family:" times="" new="" roman";mso-fareast-font-family:"times="" roman";="" mso-ansi-language:en-in;mso-fareast-language:en-in;mso-bidi-language:hi"="">mutants were analyzed for cell wall composition. They were found to have a higher amount of alkali-insoluble glucan signifying the role of alkali-insoluble glucan in cell wall maintenance.</span
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