966 research outputs found

    Intercellular cancer collisions generate an ejected crystal comet tail effect with fractal interface embryoid body reassembly transformation

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    We have documented self-assembled geometric triangular chiral crystal complexes (GTCHC) and a framework of collagen vascular invariant geometric attractors in cancer tissues. This article shows how this system evolves in time. These structures are incorporated together and evolve in different ways. When the geometric core is stable, and the tissue architecture collapses, fragmented components emerge, which reveal a hidden interior identifying how each molecule is reassembled into the original mold, using one common connection, ie, a fractal self-similarity that guided the system from the beginning. GTCHC complexes generate ejected crystal comet tail effects and produce strange helicity states that arise in the form of spin domain interactions. As the crystal growth vibration stage progresses, biofractal echo images converge in a master-built construction of embryoid bodies with enolase-selective immunopositivity in relation to clusters of triangular chiral cell organization. In our electro-optic collision model, we were able to predict and replicate all the characteristics of this complex geometry that connects a physical phenomenon with the signal patterns that generate biologic chaos. Intrinsically, fractal geometry makes spatial correction errors embrace the chaotic system in a way that permits new structures to emerge, and as a result, an ordered self-assembly of embryoid bodies with neural differentiation at the final stage of cancer development is a predictable process. We hope that further investigation of these structures will lead not only to a new way of thinking about physics and biology, but also to a rewarding area in cancer research

    Characterisation of AMS H35 HV-CMOS monolithic active pixel sensor prototypes for HEP applications

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    Monolithic active pixel sensors produced in High Voltage CMOS (HV-CMOS) technology are being considered for High Energy Physics applications due to the ease of production and the reduced costs. Such technology is especially appealing when large areas to be covered and material budget are concerned. This is the case of the outermost pixel layers of the future ATLAS tracking detector for the HL-LHC. For experiments at hadron colliders, radiation hardness is a key requirement which is not fulfilled by standard CMOS sensor designs that collect charge by diffusion. This issue has been addressed by depleted active pixel sensors in which electronics are embedded into a large deep implantation ensuring uniform charge collection by drift. Very first small prototypes of hybrid depleted active pixel sensors have already shown a radiation hardness compatible with the ATLAS requirements. Nevertheless, to compete with the present hybrid solutions a further reduction in costs achievable by a fully monolithic design is desirable. The H35DEMO is a large electrode full reticle demonstrator chip produced in AMS 350 nm HV-CMOS technology by the collaboration of Karlsruher Institut f\"ur Technologie (KIT), Institut de F\'isica d'Altes Energies (IFAE), University of Liverpool and University of Geneva. It includes two large monolithic pixel matrices which can be operated standalone. One of these two matrices has been characterised at beam test before and after irradiation with protons and neutrons. Results demonstrated the feasibility of producing radiation hard large area fully monolithic pixel sensors in HV-CMOS technology. H35DEMO chips with a substrate resistivity of 200Ω\Omega cm irradiated with neutrons showed a radiation hardness up to a fluence of 101510^{15}neq_{eq}cm−2^{-2} with a hit efficiency of about 99% and a noise occupancy lower than 10−610^{-6} hits in a LHC bunch crossing of 25ns at 150V

    Estudio fitoquímico de Juníperus Oxycedrus, L. subsp. Macrocarpa

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    Se han estudiado los componentes ácidos de las arcésticas de Juniperus oxycedrus L. subsp. macrocarpa, encontrándose fundamentalmente ácidos diterpénicos de esqueleto labdano; trans-comúnico (mayoritario), mirceocomúnico, cis-comúnico, junicédrico, 15-metil-imbricatálico, 12(R)-hidroximirceocomúnico, imbricatólico e isocuprésico. También se han identificado los ácidos sandaracopimárico e isopimárico, con esqueleto pimarano y el abietano, éter metílico de sugiol. Este estudio ha permitido establecer las analogías y diferencias fitoquímicas con la subespecie oxycedrus, así como su quimiotaxonomía dentro del género Juníperus.Acid components from berries of Juniperus oxycedrus L. subsp. macrocarpa, have been studied. They mainly contain diterpenes with labdane skeleton: trans-communic, myrceocommunic, cis-communic, junicedric, 15- methyl-imbricatalic, 12(R)-hydroxy-myrceocommunic, imbricatolic and isocupressic acids. We have al so identified sandaracopimaric and isopimaric acids. (pimarane skeleton), and sugiyl methyl ether (abietane skeleton). This work have established the phytochemical analogies and differences with the subspecie oxycedrus, and its chemotaxonomy in the genus Juniperus

    Estudio fitoquímico de Juníperus Oxycedrus, L. subsp. Macrocarpa

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    Acid components from berries of Juniperus oxycedrus L. subsp. macrocarpa, have been studied. They mainly contain diterpenes with labdane skeleton: trans-communic, myrceocommunic, cis-communic, junicedric, 15-methyl-imbricatalic, 12(R)-hydroxy-myrceocommunic, imbricatolic and isocupressic acids. We have al so identified sandaracopimaric and isopimaric acids (pimarane skeleton), and sugiyl methyl ether (abietane skeleton). This work have established the phytochemical analogies and differences with the subspecie oxycedrus, and its chemotaxonomy in the genus Juniperus.Se han estudiado los componentes ácidos de las arcésticas de Juniperus oxycedrus L. subsp. macrocarpa, encontrándose fundamentalmente ácidos diterpénicos de esqueleto labdano; trans-comúnico (mayoritario), mirceocomúnico, cis-comúnico, junicédrico, 15-metil-imbricatálico, 12(R)-hidroximirceocomúnico, imbricatólico e isocuprésico. También se han identificado los ácidos sandaracopimárico e isopimárico, con esqueleto pimarano y el abietano, éter metílico de sugiol. Este estudio ha permitido establecer las analogías y diferencias fitoquímicas con la subespecie oxycedrus, así como su quimiotaxonomía dentro del género Juníperus

    A test-rig to evaluate a dual-3-phase induction motor drive

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    The potential advantages of multi-phase solutions over the conventional 3-phase ones have been widely described in the literature. However, their feasibilities and performances have been poorly described and proven. The main goal of this paper is the design and implementation of a test rig to evaluate some control policies for a double-3-phase induction motor drive, a multiphase drive with interest in Electric Vehicle (EV) applications

    Constituyentes del aceite esencial de Lavándula Lanata Boiss

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    We studied the essential oil of Lavandula Lanata Boiss, in which thirty four substances were identified, camphor, lavandulol and 3-octanone being the most abundant of them. The percentages of these compounds were found to vary considerably depending on the vegetative stage on which the plant was collected.Hemos estudiado la composición química del aceite esencial de Lavandula Lanata Boiss, habiendo identificado treinta y cuatro sustancias, de las cuales, lavandulol, 3-octanona y alcanfor son las más abundantes. Se ha encontrado que el porcentaje de estos componentes varía considerablemente en función de la época de recogida de la planta

    Reactivity of 2-acetylhydrazonemethyl-l -arylimidazole with reducing agents

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    La hidrogenación catalítica de los compuestos 1 origina mayoritariamente el producto resultante de la hidrogenolisis del enlace C=N y sólo se obtienen bajos rendimientos de las hidracidas 2 al utilizar Pd(C) como catalizador. La reducción con AILiH4 de la rinde, para el estereoisómero Z, la hidracida 2a; mientras que el estereoisómero E conduce por hidrogenolisis a los compuestos 4a y 5a.Catalytic hydrogenation of compounds 1 led mainly to the products resulting of the hydrogenolysis of the bond C=N, while the hydrazides 2 were obtained in small yields using Pd(C) as catalyst. Reduction of la with AILiH. yielded the hydrazide 2a for the Z stereoisomer and the products 4a and 5a for the E stereoisomer by hydrogenolysis

    Reactividad de 2-acetilhidrazonometil-1-arilimidazol frente a agentes reductores

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    Catalytic hydrogenation of compounds 1 led mainly to the products resulting of the hydrogenolysis of the bond C=N, while the hydrazides 2 were obtained in small yields using Pd(C) as catalyst. Reduction of la with AlLiH4 yielded the hydrazide 2a for the Z stereoisomer and the products 4a and 5a for the E stereoisomer by hydrogenolysis.La hidrogenación catalítica de los compuestos 1 origina mayoritariamente el producto resultante de la hidrogenolisis del enlace C=N y sólo se obtienen bajos rendimientos de las hidracidas 2 al utilizar Pd(C) como catalizador. La reducción con AlLiH4 de la rinde, para el estereoisómero Z, la hidracida 2a; mientras que el estereoisómero E conduce por hidrogenolisis a los compuestos 4a y 5a

    Cumarinas en especies del género seseli (fam. umbelliferae)

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    A survey of the coumarins from species of the genus Seseli (Fam. Umbelliferae) is reported.Se presenta una revisión de cumarinas en especies del género Seseli (Fam. Umbelliferae)
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