5 research outputs found

    Coorong Dynamics Model ( C D M ) : Model description and performance assessment

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    Description of the Coorong Dynamics Model at v2.0 (June 2020) Cite as: Hipsey, M.R., Huang, P., Zhai, S., Busch, B.. Paraska, D., Sims, C., 2022. The Coorong Dynamics Model (CDM) : Model description and performance assessment. Zenodo: DOI: 10.5281/zenodo.777877

    Декоративная роспись Параски Хомы: историографический и творческо-методологический аспекты

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    Розглядаються основні наукові та джерельні ресурси творчості Параски Хоми, відомої сучасної мисткині, авторки численних творів декоративного розпису. Висвітлюються етапи становлення та розвитку її малярської мови співвідносно авторського мистецького світогляду, систематизуються тематичні цикли, розкриваються особливості її творчої методології.In the article have been considered main scientific and basal resources of creativeness by Paraska Khoma, well-known contemporary artist, author of numerous artworks, honoured master of decorative painting. Some light has been thrown upon the stages in formation and developing of P.Khoma’s artistic language, accordingly to her artistic world-view; thematic series of paintings have been systematized with subsequent presentation of particularities in author creative methodology.В статье рассмотрены основные научные и базовые ресурсы творчества Параски Хомы, известной современной художницы, автора многочисленных произведений декоративной росписи. Освещаются этапы становления и развития ее художественного языка относительно авторского художественного мировоззрения, систематизированы тематические циклы, раскрываются особенности ее творческой методологии

    Декоративная роспись Параски Хомы: историографический и творческо-методологический аспекты

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    Розглядаються основні наукові та джерельні ресурси творчості Параски Хоми, відомої сучасної мисткині, авторки численних творів декоративного розпису. Висвітлюються етапи становлення та розвитку її малярської мови співвідносно авторського мистецького світогляду, систематизуються тематичні цикли, розкриваються особливості її творчої методології.In the article have been considered main scientific and basal resources of creativeness by Paraska Khoma, well-known contemporary artist, author of numerous artworks, honoured master of decorative painting. Some light has been thrown upon the stages in formation and developing of P.Khoma’s artistic language, accordingly to her artistic world-view; thematic series of paintings have been systematized with subsequent presentation of particularities in author creative methodology.В статье рассмотрены основные научные и базовые ресурсы творчества Параски Хомы, известной современной художницы, автора многочисленных произведений декоративной росписи. Освещаются этапы становления и развития ее художественного языка относительно авторского художественного мировоззрения, систематизированы тематические циклы, раскрываются особенности ее творческой методологии

    A generic transport-reactive model for simulating microbially influenced mineral precipitation in porous medium

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    The spatial and temporal distribution of precipitated minerals is one of the key factors governing various processes in the sub-surface environment, including microbially influenced corrosion (MIC) (Huang, 2002), bio-cementation (van Paassen et al., 2010) and sediment diagenesis (Paraska et al., 2014). The mineral precipitation not only affects the overall reaction network (Konhauser, 1997), but is also physically interconnected with the transport properties of the subsurface environment (Pintelon et al., 2012). The presence of bacteria in the subsurface greatly influences the processes of mineral precipitation (Konhauser, 1997). We apply mathematical modeling to investigate the microbially influenced mineral precipitation process under various environmental conditions. The boundary concentrations of different solutes and the distance between the boundaries are considered to have a dominant effect on the magnitude and position and width of precipitated minerals (Gebrehiwet et al., 2014). We study the mineral precipitation induced by MIC, a process that can be interpreted as a double diffusion mixing mineral precipitation process as shown in figure 1.1. The occurrence of biocorrosion releases metallic ion from the metal surface and creates a concentration gradient of metallic ions towards the reaction region. Released metallic ions react with existing anions, for instance carbonate, and induce a concentration gradient of anions from the distant boundary to the reaction region. The concentrations of anions at the distant boundary is continuously recharged by groundwater. Meanwhile, the concentration of metallic ions at the metal surface is maintained by the metal corrosion. The concentration gradients lead to molecular diffusion from both metal surface and distant boundary towards the reaction region, and result in mineral precipitation. Two functions of bacteria are distinguished in MIC induced mineral preciptiation: influence of biocorrosion and formation of biomass. The effects of bacteria in the double diffusion configuration are implicitly included in the iron corrosion boundary, and the biomass formation is explicitly employed in the reaction region as shown in Figure 1.1. In terms of unlined landfills, the leakage of inorganic and organic pollutants can be interpreted as a diffusion boundary while the recharge of groundwater is treated as the other diffusion boundary. Similarly, the same double diffusion configuration can be applied to investigate the landfill leachate related mineral precipitation with the inclusion of microbial activities. The removal of heavy metals via mineral precipitation, on the one hand, helps to purify the contaminated groundwater and soil; on the other hand, the solid mass accumulation can be served as a clogging mechanism to reduce the leachate flow. With the aid of our model, we obtain a more comprehensive insight into the relations between the development of microbially influenced mineral precipitation and the environment conditions.Geoscience & EngineeringCivil Engineering and Geoscience

    Chekhov and Lesja Ukrainka in Sumy Region

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    Розминулися в часі, але не в історії - так можна з повним правом сказати, досліджуючи біографічні й творчі шляхи двох геніїв української та російської літератур. Не раз і не два могли вони зустрітися в часопросторі, але не судилося. Проте неодноразово зустрічалися під час духовних пошуків, висловлюючи схожі думки та почуття як безпосередньо в листах, так і вустами героїв своїх творів. У матеріалі зроблена спроба показати, яку роль - звісно, латентно - відіграла в світогляді обох митців духовна атмосфера України й зокрема Сумщини.Разминулись во времени, но не в истории - так можно с полным правом сказать, исследуя биографические и творческие пути двух гениев украинской и российской литератур. Не раз и не два могли они встретиться во времени-пространстве, но не случилось. Однако не единожды встречались они в процессе духовных поисков, высказывая мысли и чувства как непосредственно в письмах разным адресатам, так и устами своих героев. В материале сделана попытка показать, какую роль, - конечно же, латентно - сыграла в мировоззрении обоих литераторов духовная атмосфера Украины и в частности Сумщины.Missed each other in time, but not in history. This is what we can say, investigating the biographic and creative ways of two geniuses of Ukrainian and Russian literatures. Not once and not two could they meet in time and space, but it did not happen. However, they met during spiritual searches, expressed similar thoughts and feelings in letters and works. In the article we showed the role of the spiritual atmosphere of Ukraine and Sumy region in the outlook of both writers. Chekhov and Lesja Ukrainka could meet in Crimea or in Yalta. Here they were treated for tuberculosis, because doctors recommended them the Crimean unique climate. The object of research is the literary map of Ukraine, and the subject is the Sumy fragment of this map, which confirms that the family of Chekhov and Lesja Ukrainka were near the Sumy. The purpose of the material is to show that staying in Sumy region influenced their worldviews. Eighteen-year-old Lesja Ukrainka came to the village Kosivschyna of the Sumy region in 1889. The healer Paraska Bogush treated her here. Treatment was very successful. The poetess felt better, even was able to put on stockings and shoes without help, as previously dreamed. Lesya Ukrainka described the impression of our region in the essay "Spring Songs". In April of the same year the brother of Anton Pavlovich Mykola was treated for tuberculosis too. He was a talented painter and the first illustrator of his short stories, author of hundreds of drawings in literary, artistic and humorous magazines. By coincidence, Nikolay Pavlovich was also treated with herbal medicine. The healer Tatyana Nikiforovna Ivchenko treated him, but he died. Anton Chekhov had tuberculosis too. He described the impression of our region in plays "Three Sisters" and "Cherry Orchard". Anton Chekhov and Lesja Ukrainka did not meet, but they had similar characters, ways of life and views. They were lonely, discreet and morally stable. Their literary works also have many common features, in particular plots, problems, narrative techniques, characteristics of heroes, artistic images. This similarity is strange, because there are no randomness and questions need answers
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