1,724,471 research outputs found

    UMNH:Mamm:5140

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    UMNH:Mamm:5140 Voucher specimen study ski

    Canadian National (CN) 5140

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    A photograph print showing the Canadian National (CN) 5140, 4-6-2

    Block Card 5140 Rowland Road

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    This image was produced by the Auditor's Office in Lucas County, Ohio for tax assessment purposes. Associated dates are approximate. Descriptive terms related to this photograph include: dwelling | 5140 Rowland Road (Toledo, Ohio) | Hipped roof | Greenwood Area (Toledo, Ohio) | West Toledo (Toledo, Ohio) | Ranch house

    Block Card 5140 Yermo Street

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    This image was produced by the Auditor's Office in Lucas County, Ohio for tax assessment purposes. Associated dates are approximate. Descriptive terms related to this photograph include: Ranch houses | 5140 Yermo Street (Toledo, Ohio) | Dwelling | Elizabeth Park Addition (Toledo, Ohio) | Greenwood Park area (Toledo, Ohio

    Block Card 5140 St. Aubin Drive

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    This image was produced by the Auditor's Office in Lucas County, Ohio for tax assessment purposes. Associated dates are approximate. Descriptive terms related to this photograph include: Ranch houses | 5140 St. Aubin Drive (Toledo, Ohio) | Dwelling | Crestview Subdivision (Toledo, Ohio

    Microstructure Evolution and Mechanical Properties of Tempered 5140 Alloy Steel after Proton Irradiation at Different Temperatures

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    This article introduces the effect of tempered 5140 alloy steel commonly used in engineering on its structure and mechanical properties under the action of proton irradiation. In the present study, the irradiation energy of 160 keV is applied to experimentally investigate the proton irradiation with different cumulative fluences on the tempered 5140 alloy steel. The effect of the cumulative fluence of the proton irradiation on the microstructure evolution of tempered 5140 alloy steel is studied through transmission electron microscopy. Moreover, the morphology of the tensile fracture is analyzed by scanning electron microscope. The effect of the cumulative fluence of the proton irradiation on the nanomechanical properties of tempered 5140 alloy steel is investigated with a nanomechanical tester. It is found that the surface hardening effect formed by the proton irradiation damage causes the dislocation density in the structure near the tempered 5140 alloy steel surface layer and such effect increases as the proton irradiation cumulative fluence increases. The results obtained show that the yield and tensile strength of the tempered 5140 alloy steel increase slightly as the cumulative fluence of the proton irradiation increases. However, the corresponding elongation decreases. For a stable pressure load of the nanoindentation, the hardness of the nanoindentation of the tempered 5140 alloy steel increases as the proton irradiation fluence increases. However, the corresponding indentation depth decreases. Based on the obtained results, it is concluded that proton irradiation has no significant effect on the macro- and nanomechanical properties of the tempered 5140 alloy steel. This may be attributed to the low energy of the proton irradiation, and the resulting radiation damage only acts on the thin layer of the tempered 5140 alloy steel surface

    Plan om voornemens te stroomlijnen

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    Contains fulltext : 5140.pdf (Publisher’s version ) (Open Access

    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

    Linked collectors and determiners for: First records of Isthmocoris piceus (Say, 1832) (Hemiptera: Geocoridae) in the Province of Quebec.

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    Natural history specimen data linked to collectors and determiners held within, "First records of Isthmocoris piceus (Say, 1832) (Hemiptera: Geocoridae) in the Province of Quebec". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="http://bionomia.net/dataset/eb45d466-5140-4d12-8730-07f3dca49f86">https://bionomia.net/dataset/eb45d466-5140-4d12-8730-07f3dca49f86</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/eb45d466-5140-4d12-8730-07f3dca49f86">https://gbif.org/dataset/eb45d466-5140-4d12-8730-07f3dca49f86</a>. Formatted as a Frictionless Data package
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