203 research outputs found

    Kiri Karl Morgensternile, Paris

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    L. 110: luba võimaldamaks adressaadil ja tema saatjal külastada Napoleoni muuseumi itaalia kunsti saalehttp://tartu.ester.ee/record=b1826052~S1*es

    Amphibian and reptile road mortality in the protected area of Obedska Bara, Serbia

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    Millions of animals are roadkilled every year. Amphibians and reptiles are among the most prone to roadkill, especially near ponds and wetlands. We examined the impact of traffic on amphibian and reptile populations on the edge of Special nature reserve “Obedska bara”, Serbia. The aim of our study was to examine the temporal and spatial patterns of amphibian and reptile road mortality. From March to December 2018, we surveyed the road on foot for roadkills on a road section of 4.2 km, with two different habitat types (forest-pond and agricultural area-pond). Within 32 fieldwork days, we recorded 20457 roadkills (nine amphibian and eight reptile species). Amphibians (93%) were more vulnerable to traffic than reptiles (7%). Specimens of Pelophylax esculentus complex are the most frequently killed amphibians, followed by Pelobates fuscus, while specimens of Natrix natrix were the most frequently killed reptile species, followed by Emys orbicularis. The numbers of killed amphibians and reptiles varied with the season, indicating that species do not have the same roadkill patterns among the different seasons. Amphibian roadkills were the most frequent during the summer, while reptile roadkills were the most frequent in spring and late summer. Habitat type significantly affected the vulnerability of animals on roads. In addition to the different number of individuals killed in two different habitat types (higher in forest habitat), there was a difference in species composition. This study indicates that detailed monitoring and actions that will mitigate road mortality are urgently needed in the Special nature reserve “Obedska bara“

    Accesibilidad de edificios por medio de modelado y simulación con aplicaciones 3D

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    En esta publicación se presenta el desarrollo de una aplicación 3D con la finalidad de simular la estructura interna de un edificio público, concretamente la estructura de una universidad, permitiendo a los usuarios interesados recorrerla. El objetivo principal de la aplicación es ofrecer a aquellas personas, que posean movilidad reducida, recorrer el edificio a través de la aplicación y poder conocer su infraestructura antes de acudir al lugar.XI Workshop Innovación en Sistemas de Software.Red de Universidades con Carreras en Informátic

    Accesibilidad de edificios por medio de modelado y simulación con aplicaciones 3D

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    En esta publicación se presenta el desarrollo de una aplicación 3D con la finalidad de simular la estructura interna de un edificio público, concretamente la estructura de una universidad, permitiendo a los usuarios interesados recorrerla. El objetivo principal de la aplicación es ofrecer a aquellas personas, que posean movilidad reducida, recorrer el edificio a través de la aplicación y poder conocer su infraestructura antes de acudir al lugar.XI Workshop Innovación en Sistemas de Software.Red de Universidades con Carreras en Informátic

    Accesibilidad de edificios por medio de modelado y simulación con aplicaciones 3D

    Get PDF
    En esta publicación se presenta el desarrollo de una aplicación 3D con la finalidad de simular la estructura interna de un edificio público, concretamente la estructura de una universidad, permitiendo a los usuarios interesados recorrerla. El objetivo principal de la aplicación es ofrecer a aquellas personas, que posean movilidad reducida, recorrer el edificio a través de la aplicación y poder conocer su infraestructura antes de acudir al lugar.XI Workshop Innovación en Sistemas de Software.Red de Universidades con Carreras en Informátic

    Optimization of Inverted All-Inorganic CsPbI3 and CsPbI2Br Perovskite Solar Cells by SCAPS-1D Simulation

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    Perovskite solar cells (PSCs) have substantially increased their power conversion efficiency(PCE) to more than 25% in recent years. However, the instability of these devices is still astrong obstacle for their commercial applications. Recently, all-inorganic PSCs based on CsPbI3 andCsPbI2Br as the perovskite layer have shown enhanced long-term stability, which makes them potentialcandidates for commercialization. Currently, all-inorganic PSCs with inverted p-i-n configurationhave not yet reached the high efficiency achieved in the normal n-i-p structure. However, theinverted p-i-n architecture has recently drawn attention of researchers because it is more suitable toprepare tandem solar cells. In this work, a theoretical study of inverted p-i-n all-inorganic PSCsbased on CsPbI3 and CsPbI2Br as the perovskite layer was carried out using SCAPS-1D software.The performance of different architectures of PSC was examined and compared by means of numericalsimulations using various inorganic materials as the hole transport layer (HTL) and theelectron transport layer (ETL). The results reveal that CuI and ZnO are the most suitable as HTLand ETL, respectively. In addition, the performance of the devices was significantly improved byoptimizing the hole mobility in CuI as well as the thickness, doping density, and defect density inthe absorber layer. Maximum efficiencies of 26.5% and 20.6% were obtained under optimized conditionsfor the inverted all-inorganic CsPbI3- and CsPbI2Br-based PSCs, respectively. These resultsindicate that further improvements in the performance of such devices are still possible.Fil: Pinzón Rueda, Carlos Alberto. Universidad Nacional de Quilmes; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Instituto Multidisciplinario de Biología Celular. Provincia de Buenos Aires. Gobernación. Comisión de Investigaciones Científicas. Instituto Multidisciplinario de Biología Celular. Universidad Nacional de La Plata. Instituto Multidisciplinario de Biología Celular; ArgentinaFil: Martínez Clemente, Nahuel Facundo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tandil. Centro de Investigaciones en Física e Ingeniería del Centro de la Provincia de Buenos Aires. Sede Olavarría del Centro de Investigaciones en Física e Ingeniería del Centro de la Provincia de Buenos Aire. Universidad Nacional del Centro de la Provincia de Buenos Aires. Centro de Investigaciones en Física e Ingeniería del Centro de la Provincia de Buenos Aires. Sede Olavarría del Centro de Investigaciones en Física e Ingeniería del Centro de la Provincia de Buenos Aires; Argentina. Universidad Nacional de Quilmes; ArgentinaFil: Casas, Guillermo. Universidad Nacional de Quilmes; ArgentinaFil: Alvira, Fernando Carlos. Universidad Nacional de Quilmes; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Denon, Nicole Alexandra. Universidad Nacional Arturo Jauretche; ArgentinaFil: Brusasco, Carlos Gaston. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Instituto de Física La Plata. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Instituto de Física La Plata; ArgentinaFil: Medina Chanduvi, Hugo Harold. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Instituto de Física La Plata. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Instituto de Física La Plata; ArgentinaFil: Gil Rebaza, Arles Víctor. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Instituto de Física La Plata. Universidad Nacional de La Plata. Facultad de Ciencias Exactas. Instituto de Física La Plata; ArgentinaFil: Cappelletti, Marcelo Angel. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Instituto de Investigaciones en Electrónica, Control y Procesamiento de Señales. Universidad Nacional de La Plata. Instituto de Investigaciones en Electrónica, Control y Procesamiento de Señales; Argentin

    Amphibian and reptile road mortality in the protected area of Obedska Bara, Serbia

    Get PDF
    Millions of animals are roadkilled every year. Amphibians and reptiles are among the most prone to roadkill, especially near ponds and wetlands. We examined the impact of traffic on amphibian and reptile populations on the edge of Special nature reserve “Obedska bara”, Serbia. The aim of our study was to examine the temporal and spatial patterns of amphibian and reptile road mortality. From March to December 2018, we surveyed the road on foot for roadkills on a road section of 4.2 km, with two different habitat types (forest-pond and agricultural area-pond). Within 32 fieldwork days, we recorded 20457 roadkills (nine amphibian and eight reptile species). Amphibians (93%) were more vulnerable to traffic than reptiles (7%). Specimens of Pelophylax esculentus complex are the most frequently killed amphibians, followed by Pelobates fuscus, while specimens of Natrix natrix were the most frequently killed reptile species, followed by Emys orbicularis. The numbers of killed amphibians and reptiles varied with the season, indicating that species do not have the same roadkill patterns among the different seasons. Amphibian roadkills were the most frequent during the summer, while reptile roadkills were the most frequent in spring and late summer. Habitat type significantly affected the vulnerability of animals on roads. In addition to the different number of individuals killed in two different habitat types (higher in forest habitat), there was a difference in species composition. This study indicates that detailed monitoring and actions that will mitigate road mortality are urgently needed in the Special nature reserve “Obedska bara“
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