8 research outputs found

    Problems of Designing Geoportal Interfaces

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    The manuscript is devoted to analysis of the problem of designing graphical geoportal interfaces. The support points for the problem solutions are formulated and rationale of each of them is given. The emphasis was placed on the following orientations: to a flexible process of interface development, the need to introduce adaptability, progressive development, the motivated abandonment of geospatial content management systems and the use of third-party libraries where necessary, problem-solving and achieving goals. The lists of basic functional and qualitative requirements for graphical geoportal interfaces are given. In the last segment, the authors share their experience in the development of geoportal solutions

    The Observed Correlations for the Strange Multibaryon States in Systems with Λ\Lambda-Hyperon from pa Collision at Momentum of 10 Gev/cc

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    he observed well-known resonances Σ0\Sigma^0 Σ+\Sigma^{*+}(1385) and K±K^{*\pm}(892) from PDG are good tests of this method. Exotic strange multibaryon states have been observed in the effective mass spectra of: Λπ±\Lambda \pi^{\pm},Λγ\Lambda \gamma, Λp\Lambda p, Λpp\Lambda p p subsystems. The mean value of mass for Σ(1385)\Sigma^{*-}(1385) resonance is shifted till mass of 1370 MeV/c2c^2 and width is two times larger than the same value from PDG. Such kind of behavior for width and invariant mass of Σ(1385)\Sigma^{*-}(1385) resonance is interpreted as extensive contribution from stopped ΞΛπ\Xi^-\to\Lambda\pi^- and medium effect with invariant mass. The mean value of mass for Σ+(1385)\Sigma^{*+}(1385) from secondary interactions is also shifted till mass of 1370 MeV/c2c^2. The width of Σ0\Sigma^0 is \approx 2 times larger than the experimental error. There are enhancement production for all observed hyperons.Comment: 4 pages, 6 figures, XXIst Rencontres de Blois "Windows on the Universe " Blois, France June 21st - June 26th, 200

    Small forms of management in agrarian sector Yaroslavl region: status and prospects peasant (farmer) and private farms

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    This article focuses on the problems of the current state of private plots and farms of the Yaroslavl region. The factors influencing the quantitative and qualitative characteristics of the plots and farms in the region. Identified regional characteristics of the functioning of private and private farms during the 2000–2010 period

    Microbubbles Stabilized by Protein Shell: From Pioneering Ultrasound Contrast Agents to Advanced Theranostic Systems

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    Ultrasound is a widely-used imaging modality in clinics as a low-cost, non-invasive, non-radiative procedure allowing therapists faster decision-making. Microbubbles have been used as ultrasound contrast agents for decades, while recent attention has been attracted to consider them as stimuli-responsive drug delivery systems. Pioneering microbubbles were Albunex with a protein shell composed of human serum albumin, which entered clinical practice in 1993. However, current research expanded the set of proteins for a microbubble shell beyond albumin and applications of protein microbubbles beyond ultrasound imaging. Hence, this review summarizes all-known protein microbubbles over decades with a critical evaluation of formulations and applications to optimize the safety (low toxicity and high biocompatibility) as well as imaging efficiency. We provide a comprehensive overview of (1) proteins involved in microbubble formulation, (2) peculiarities of preparation of protein stabilized microbubbles with consideration of large-scale production, (3) key chemical factors of stabilization and functionalization of protein-shelled microbubbles, and (4) biomedical applications beyond ultrasound imaging (multimodal imaging, drug/gene delivery with attention to anticancer treatment, antibacterial activity, biosensing). Presented critical evaluation of the current state-of-the-art for protein microbubbles should focus the field on relevant strategies in microbubble formulation and application for short-term clinical translation. Thus, a protein bubble-based platform is very perspective for theranostic application in clinics

    Air-Filled Microbubbles Based on Albumin Functionalized with Gold Nanocages and Zinc Phthalocyanine for Multimodal Imaging

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    Microbubbles are intravascular contrast agents clinically used in diagnostic sonography, echocardiography, and radiology imaging applications. However, up to date, the idea of creating microbubbles with multiple functionalities (e.g., multimodal imaging, photodynamic therapy) remained a challenge. One possible solution is the modification of bubble shells by introducing specific compounds responsible for such functions. In the present work, air-core microbubbles with the shell consisting of bovine serum albumin, albumin-coated gold nanocages, and zinc phthalocyanine were prepared using the sonication method. Various physicochemical parameters such as stability over time, size, and concentration were investigated to prove the potential use of these microbubbles as contrast agents. This work shows that hybrid microbubbles have all the necessary properties for multimodal imaging (ultrasound, raster-scanning microscopy, and fluorescence tomography), which demonstrate superior characteristics for potential theranostic and related biomedical applications

    Review of Particle Physics

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