67 research outputs found

    Influencia de la calidad de las calizas para la producción de cal viva en la calera La Conga del caserío de Sogorón Alto Distrito de la Encañada, Cajamarca 2017

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    RESUMEN: En el presente proyecto de investigación titulado “INFLUENCIA DE LA CALIDAD DE LAS CALIZAS PARA LA PRODUDUCCIÓN DE CAL VIVA EN LA CALERA LA CONGA DEL CASERÍO DE SOGORÓN ALTO DISTRITO DE LA ENCAÑADA, CAJAMARCA 2017”, se realizaron estudios para evaluar la calidad de las calizas dentro del área de estudio CALERA LA CONGA, con fines de producir cal viva; mediante el mapeo geológico, muestreo de calizas dentro del área de interés, análisis gravimétrico de calizas. Las calizas de la CALERA LA CONGA requieren un estudio geoquímico para determinar su calidad. Esta área de estudio está ubicada en el caserío de Sogorón Alto, distrito de La Encañada, provincia de Cajamarca y departamento de Cajamarca; esta ubicación presenta numerosas ventajas desde el punto de vista económico, como es la proximidad a las distintas unidades mineras. Para esta evaluación se realizó una investigación experimental con diseño transversal, descriptivo y aplicativo; a las 02 muestras de roca caliza; llegando a concluir que; de acuerdo a los resultados de laboratorios la presencia de CaCO en la roca caliza está entre el 92.2 a 95.64%; y que las impurezas presentes en el la roca caliza entre 4.36 a 7.8%, lo cual hace de esto una buena materia prima para la obtención de cal viva. 3ABSTRACT: In the present research project entitled “INFLUENCE OF QUALITY OF LIMES FOR THE PRODUCTION OF LIVE LIMES IN LA CALERA LA CONGA DEL CASERÍO DE SOGORÓN ALTO DISTRITO DE LA ENCAÑADA, CAJAMARCA 2017” studies were carried out to evaluate the quality of the limestone within the study area CALERA LA CONGA, in order to produce quicklime; through geological mapping, sampling of limestone within the area of interest, gravimetric analysis of limestones. The limestones of the LA CALERA LA CONGA require a geochemical study to determine their quality. This study area is located in the village Sogorón Alto, La Encañada district, province of Cajamarca and Cajamarca department; this location presents numerous advantages from the economic point of view, as is the proximity to the different mining units. For this evaluation will be realized the experimental research with transversal design, descriptive and application; at 02 samples of limestone; arriving to conclude that, according to the results of laboratories the presence of CaCO in the limestone rock is between the 92.2 to 95.64%; and that the impurities present in the limestone rock between 4.36 to 7.8%, which makes this a good raw material for the production of quicklime.

    Een knagend geweten?

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    <p>This is the only case in which a limited exhaustive search is possible. Interestingly, the exhaustive search locates the same nodes as the best+1 strategy for fixing up to eight nodes. The efficiency-ranked strategy performs poorly compared to the Monte Carlo strategy because the search space is small and a large portion of the available space is sampled by the Monte Carlo search.</p

    Transient dynamics of subradiance and superradiance in open optical ensembles

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    We introduce a computational Maxwell-Bloch framework for investigating out of equilibrium optical emitters in open cavity-less systems. To do so, we compute the pulse-induced dynamics of each emitter from fundamental light-matter interactions and self-consistently calculate their radiative coupling, including phase inhomogeneity from propagation effects. This semiclassical framework is applied to open systems of quantum dots with different density and dipolar coupling. We observe that signatures of superradiant behavior, such as directionality and faster decay, are weak for systems with extensions comparable to λ/2\lambda/2. In contrast, subradiant features are robust and can produce long-term population trapping effects. This computational tool enables quantitative investigations of large optical ensembles in the time domain and could be used to design new systems with enhanced superradiant and subradiant properties

    General properties of the full networks.

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    <p>The network used for the analysis of lung cancer is a generic one obtained combining the data sets in Refs. <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0105842#pone.0105842-Yang1" target="_blank">[32]</a> and <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0105842#pone.0105842-Matys1" target="_blank">[33]</a>. The B cell network is a curated version of the B cell interactome obtained in Ref. <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0105842#pone.0105842-Lefebvre1" target="_blank">[34]</a> using a network reconstruction method and gene expression data from B cells.</p><p>General properties of the full networks.</p

    Reference table for symbols.

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    <p>This table lists all important symbols introduced in the article with a brief explanation of its purpose.</p><p>Reference table for symbols.</p

    Cancer magnetization from targeting various nodes in the network shown in Fig. 3, averaged over 10,000 runs.

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    <p>The averaging removes fluctuations due to the random flipping of nodes with Targeting node 7 results in the quickest stabilization, but targeting any one of nodes 4, 6 or 7 results in the same final magnetization.</p

    Magnetization for network from Fig. 5, averaged over 10,000 runs.

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    <p>There is no single node to target that will control the cycle cluster, but fixing nodes 9 and 10 results in full control of the cycle cluster, leaving only node 1 in the cancer state. This means and .</p

    A directed acyclic network.

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    <p>Controlling all three source nodes (nodes 1, 2 and 3) guarantees full control of the network, but are ineffective when targeted individually. The best single node to control in this network is node 6 because it directly controls all downstream nodes.</p

    Properties of the largest weakly connected differential subnetworks for all cell types.

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    <p>I =  IMR-90 (normal), A =  A549 (cancer), H =  NCI-H358 (cancer), N =  Naïve (normal), M =  Memory (normal), D =  DLBCL (cancer), F =  Follicular lymphoma (cancer), L =  EBV-immortalized lymphoblastoma (cancer).</p><p>Properties of the largest weakly connected differential subnetworks for all cell types.</p

    Network segregation for two attractor states ().

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    <p>Every edge that connects a similarity node to a differential node or a differential node to a similarity node transmits no signal. This means that the signaling in the right network shown above is identical to that of the left network. Because the goal is to leave normal cells unaltered while damaging cancer cells as much as possible, all similarity nodes can be safely ignored, and searches and simulations only need to be done on the differential subnetwork.</p
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