126,009 research outputs found

    S49 | CCPDBLISTB | Database of Chemicals possibly (List B) associated with Plastic Packaging (CPPdb)

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    This is the collection associated with list S49 CCPDBLISTB on the NORMAN Suspect List Exchange. https://www.norman-network.com/?q=suspect-list-exchange S49 CCPDBLISTB Database of Chemicals associated with Plastic Packaging (CPPdb) CPPdb Original File (List A and B) XLSX (06/03/2019) Mapped Files (06/03/2019): Table 2 from Groh et al as XLSX, CSV  CPPdb List A XLSX, CSV  CPPdb List B XLSX, CSV Table 2 Groh et al. InChIKeys CPPdb List A InChIKeys CPPdb List B InChIKeys (all 06/03/2019) A database of chemicals likely (List A, 903 - in another upload) and possibly (List B, 3353 - this upload) associated with plastic packaging, with hazard data, from Groh et al 2019 DOI: 10.1016/j.scitotenv.2018.10.015. Mapped to structures by CAS/Name by K. Groh & E. Schymanski. Latest version of original data (last update Oct 2018): DOI: 10.5281/zenodo.1287773</p

    S48 | CCPDBLISTA | Database of Chemicals likely (List A) associated with Plastic Packaging (CPPdb)

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    This is the collection associated with list S48 CCPDBLISTA on the NORMAN Suspect List Exchange. https://www.norman-network.com/?q=suspect-list-exchange S48 CCPDBLISTA Database of Chemicals associated with Plastic Packaging (CPPdb) CPPdb Original File (List A and B) XLSX (06/03/2019) Mapped Files (06/03/2019): Table 2 from Groh et al as XLSX, CSV  CPPdb List A XLSX, CSV  CPPdb List B XLSX, CSV Table 2 Groh et al. InChIKeys CPPdb List A InChIKeys CPPdb List B InChIKeys (all 06/03/2019) A database of chemicals likely (List A, 903) and possibly (List B, 3353 - in another upload) associated with plastic packaging, with hazard data, from Groh et al 2019 DOI: 10.1016/j.scitotenv.2018.10.015. Mapped to structures by CAS/Name by K. Groh & E. Schymanski. Latest version of original data (last update Oct 2018): DOI: 10.5281/zenodo.1287773  </p

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Dispelling the Myths Behind First-author Citation Counts

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    We conducted a full-scale evaluative citation analysis study of scholars in the XML research field to explore just how different from each other author rankings resulting from different citation counting methods actually are, and to demonstrate the capability of emerging data and tools on the Web in supporting more realistic citation counting methods. Our results contest some common arguments for the continued use of first-author citation counts in the evaluation of scholars, such as high correlations between author rankings by first-author citation counts and other citation counting methods, and high costs of using more realistic citation counting methods that are not well-supported by the ISI databases. It is argued that increasingly available digital full text research papers make it possible for citation analysis studies to go beyond what the ISI databases have directly supported and to employ more sophisticated methods

    Groh and Dietrich Reply

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    Lovich et al. Phil Trans B 2023 dataset

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     Data and code for  Conserved features of eye movement related eardrum oscillations (EMREOs) across humans and monkeys Stephanie N (Schlebusch) Lovich, Cynthia D King, David L.K. Murphy, Hossein Abbasi, Patrick Bruns, Christopher A Shera, Jennifer Groh Philosophical Transactions of the Royal Society B In press, June 2023</p

    Phytochemical, GC-MS Analysis, and Antibacterial Activity of Ethanol Extract Coir and Shell U Groh (Cocos nucifera L.)

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    U Groh is a coconut (Cocos nucifera L.) in which the meat has not been formed yet, and its shell is consumed as a salad by the Acehnese people. This study aims to determine the phytochemicals, GC-MS analysis, and activity of coir and shell U Groh against S. aureus and E. coli bacteria. Chemical compounds were analyzed using reagents and GC-MS. Antibacterial activity was tested using well diffusion with concentrations of 5, 10, 20, and 40%. Coir and shells contain flavonoids, tannins, and saponins. GC-MS analysis shows the coir contains 20 compounds, among others Alpha. - Bisabololoxide B-Acetate, Hexadecanoic acid, Hexadecanoic acid methyl ester, 9 octadecenoic acid methyl ester, Stigmasterol, and gamma. -Sitosterol, whereas 16 compounds for the shell Hexadecanoic acid, Hexadecanoic acid methyl ester, and Stigmast-5-en-3-ol. The highest activity of coir and shell U Groh against E. coli and S. aureus was a concentration of 40%. The antibacterial activity of U Groh coir and shell extract was more effective in inhibiting S. aureus than E. coli. Coir ethanol extract and its shell formed inhibition zones with diameters of 13.7 mm and 13.4 mm, respectively, against S. aureus, and the diameters against E. coli were 11.3 mm and 11.03 mm, respectively. The extract ethanol of coir and shell U Groh has good potential as an antibacterial

    Monilearia (Lyrula) tubaeformis Alonso & Groh, sp. nov.

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    Monilearia (Lyrula) tubaeformis Alonso & Groh, sp. nov. Type locality. Lomo del Aceituno, Fuerteventura (UTM: 28 RES 8839, 350 m altitude). Holotype. TFMC (MT 0390); leg. M.R. Alonso and M. Ibáñez, 30 Dec 1993. Paratypes. 127 paratypes (56 ethanol specimens and 71 shells, collected between 1987 and 2004), CGH (42 paratypes), CKW (38 paratypes) and AIT (47 paratypes). Etymology. The name tubaeformis refers to the shell form, resembling a bugle. Distribution and habitat (Fig. 1). The species is endemic to Fuerteventura. It occurs at an altitude of 300–600 m, in dry open areas of arid subtropical shrub and small ravines, mostly with Euphorbia balsamifera Aiton, 1789, mainly under stones. Description. Soft body brownish, the dorsum moderately darker than the sides. Shell (Table 2; Fig. 3 G) with a flat or even sunken spire, and with a twice significantly angulated periphery. It embraces about 3 ½ whorls, separated by an only slightly impressed suture. The umbilicus is eccentric, deep and very wide. The last quarter of the body­whorl descends considerably in respect to the prior quarter, the last part becoming completely separated from the coil, being bended down — and outwards and widened a bit (approx. 0.2–0.25 mm), resembling the bell of a tuba and showing some variability in its length and inclination (Fig. 4). The aperture is well rounded, only with a small angulation in its outer edge. The peristome is free, its edges all around slightly reflected, forming a narrow white lip approximately 0.25 mm wide. The peculiar ornamentation of the teleoconch is of the Lyrula type (Fig. 3 H) but very much developed, being stronger at the lateral and ventral parts of the shell. At the dorsum it is formed by numerous fine radial riblets which bear in regular intervals raised glossy lobulations which are placed such that they give the appearance of 5–6 spiral costulations that form a reticulation with the radial riblets. The lateral and ventral part exhibits 8–9 significant spiral lobulated ribs, which are not interrupted by the radial riblets; in the contact zone between a spiral rib and each two radial riblets, a nodule is differentiated (Fig. 3 H). Additionally, between each two contiguous spiral ribs there are several fine, regular spiral riblets which are crossed by the radial riblets. The protoconch is slightly prominent, brown, with 1 – 1 ¼ whorls, initially smooth (approximately ¼–½ whorls) and its distal part bearing fine radial riblets. The teleoconch is coloured light brown, patterned with narrow, darker, irregular radial flames. FIGURE 5. Drawings of genital systems. A. Monilearia tubaeformis sp. nov., paratype from Vega de Río Palmas; B–C. Monilearia multipunctata; from Casas de Ugán; C. genital system with the distal male duct duplicated; A 1 –A 5, parts of the vaginal stimulator appendix (terminology after Schileyko, 1984: 39, fig. 18); a, atrium; bc, bursa copulatrix; e, epiphallus; f, flagellum; p, penis; r, retractor muscle; sp, spermoviduct. The kidney measures less than half of the lung length; secondary ureter extremely short, almost absent. Genital system (Fig. 5 A; 3 specimens dissected): Atrium similar in length to distal male duct (between atrium and penis retractor muscle insertion), which measures about ½ of the length of the proximal portion of the epiphallus and ½ than that of the flagellum. The penis retractor muscle inserts at the epiphallus. The penis is slightly widened. The vagina is very short, its diameter similar to that of the free oviduct. The duct of the bursa copulatrix is long. The branched glandular portion (A 5) of the vaginal stimulator appendix is split into two digit­like, thin ducts that are slightly longer than the A 4 portion. Remarks. The special shell ornamentation of M. tubaeformis and M. multipunctata is of the same type as that of Helix loweana, being a synapomorphy of these species. Because of this, the three species are placed in the supraspecific taxon Lyrula. The genital system of M. tubaeformis and M. multipunctata is of the same type as that of M. phalerata and M. inops, indicating that Lyrula is a subgenus of the genus Monilearia, whose phylogenetic relationships within the family Cochlicellidae were recently established (Ibáñez et al. 2003). M. tubaeformis is a species unambiguously different from all of the other Cochlicellidae species because of its very distinctive shell characters. It is less adapted to the driest conditions than M. multipunctata, which also colonized the Jandía Peninsula (Fig. 1). M. tubaeformis lives at a higher altitude, with more environmental humidity. It has been unable to cross the desert­like barrier of sand dunes occupying the isthmus of the Jandía Peninsula (“El Jable”) to colonize the South of the island.Published as part of Ibáñez, Miguel, Groh, Klaus, Alonso, María R. & Castillo, Carolina, 2006, The subgenus Monilearia (Lyrula) Wollaston, 1878 (Gastropoda: Helicoidea: Cochlicellidae) from Lanzarote and Fuerteventura (Canary Islands), with the description of Monilearia (Lyrula) tubaeformis sp. nov., pp. 29-41 in Zootaxa 1320 on pages 37-39, DOI: 10.5281/zenodo.17400

    Pragmatic Case Studies as a Source of Unity in Applied Psychology

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    To unify or not to unify applied psychology: that is the question. In this article we review pendulum swings in the historical efforts to answer this question—from a comprehensive, positivist, “top-down,” deductive yes between the 1930s and the early 60s, to a postmodern no since then. A rationale and proposal for a limited, “bottom-up,” inductive yes in applied psychology is then presented, employing a case-based paradigm that integrates both positivist and postmodern themes and components. This paradigm is labeled “pragmatic psychology” and, its specific use of case studies, the “Pragmatic Case Study Method” (“PCS Method”). We call for the creation of peer-reviewed journal-databases of pragmatic case studies as a foundational source of unifying applied knowledge in our discipline. As one example, the potential of the PCS Method for unifying different angles of theoretical regard is illustrated in an area of applied psychology, psychotherapy, via the case of Mrs. B. The article then turns to the broader historical and epistemological arguments for the unifying nature of the PCS Method in both applied and basic psychology.Peer reviewe

    A fiscal theory of sovereign risk

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    This paper presents a fiscal theory of sovereign risk and default. Under certain monetary-fiscal regimes, the risk of default, and thus the emergence of sovereign risk premia, are inevitable. The paper characterizes the equilibrium processes of the sovereign risk premium and the default rate under a number of alternative monetary policy arrangements. It is argued that, given the fiscal stance, monetary policy plays a crucial role in shaping the equilibrium behaviour of the country risk premium and the default rate. For instance, under some of the monetary policy rules considered, the expected default rate and the sovereign risk premium are zero (and therefore unforecastable) although the government defaults regularly. Under other monetary regimes the default rate and the sovereign risk premium are serially correlated (and therefore forecastable). In addition, environments are characterized under which delaying default is counterproductive. JEL Classification: E6, F4
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