904 research outputs found

    Supplemental Material - A method of improving the dispersion of graphene nanoplatelets in cellulose acetate based composite

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    Supplemental Material for A method of improving the dispersion of graphene nanoplatelets in cellulose acetate based composite by Qipeng Hu, Han Gu, Chao Wang, Yajun Ding and Sanjiu Ying in Polymers and Polymer Composites</p

    Correction to: Artificial noise-assisted physical layer security in D2D-enabled cellular networks

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    Abstract In the original publication [1] the name of author Yajun Chen was spelled wrong. The original article was updated to rectify this error

    Study on development of three-dimensional woven composites and their mechanical behavior (三次元織物複合材料の開発とその力学挙動に関する研究)

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    この博士論文は、次の学術雑誌論文を一部に使用しています。 / MATERIALS & DESIGN 212(15) :110267(2021); doi:10.1016/j.matdes.2021.110267 © 2021 Published by Elsevier Ltd./ APPLIED COMPOSITE MATERIALS 29(1) :121-146(2022); doi:10.1007/s10443-021-10005-0 © The Author(s), under exclusive licence to Springer Nature B.V. 2022ThesisLIU YAJUN. Study on development of three-dimensional woven composites and their mechanical behavior (三次元織物複合材料の開発とその力学挙動に関する研究). 信州大学, 2022, 博士論文. 博士(工学), 甲第773号, 令和04年03月20日授与

    Study on development of three-dimensional woven composites and their mechanical behavior (三次元織物複合材料の開発とその力学挙動に関する研究)

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    信州大学(Shinshu university)博士(工学)この博士論文は、次の学術雑誌論文を一部に使用しています。 / MATERIALS & DESIGN 212(15) :110267(2021); doi:10.1016/j.matdes.2021.110267 © 2021 Published by Elsevier Ltd./ APPLIED COMPOSITE MATERIALS 29(1) :121-146(2022); doi:10.1007/s10443-021-10005-0 © The Author(s), under exclusive licence to Springer Nature B.V. 2022ThesisLIU YAJUN. Study on development of three-dimensional woven composites and their mechanical behavior (三次元織物複合材料の開発とその力学挙動に関する研究). 信州大学, 2022, 博士論文. 博士(工学), 甲第773号, 令和04年03月20日授与.doctoral thesi

    Amblypsilopus hubeiensis Yang & Yang, 1997: 1478

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    Amblypsilopus hubeiensis Yang & Yang, 1997 Amblypsilopus hubeiensis Yang & Yang, 1997: 1478. Type locality: China: Hubei, Badong. Diagnosis. Surstylus wide at base, with 2 long bristles at middle laterally, tip protuberantly elongated, digitiform. Cercus long, digitiform. Hypandrium with long and curved lateral arm. Material examined. China. Tibet: 1 &male;, Nyingchi, Bome, Tongmai [N30°09'54'' E95°06′ 61''], 2098 m, 2016. VII.22, sweep nets, Shaolin Han (CAU). Remarks. The specimen was collected in shrubs. Distribution. China (Tibet, Hubei).Published as part of Tang, Chufei, Zhu, Yajun & Yang, Ding, 2019, Sciapodinae from the Himalayan region with description of nine new species from Tibet (Diptera: Dolichopodidae), pp. 1-28 in Zootaxa 4577 (1) on page 6, DOI: 10.11646/zootaxa.4577.1.1, http://zenodo.org/record/262849

    Plagiozopelma medivittatum Bickel & Wei 1996

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    Plagiozopelma medivittatum Bickel & Wei, 1996 Plagiozopelma medivittatum Bickel & Wei, 1996: 259. Type locality: China: Yunnan, Jinghong. Diagnosis. Antenna wholly yellow, postpedicel flattened and blade-like. Thorax mainly yellow but mesonotum mainly metallic green. Fore tarsomere II with row of short pale crocheted ventral hairs. Wing with 1 cloud-like spot anteriorly. Cercus deeply bifurcated, with 3 long anterior bristles at middle of ventral branch. Material. examined. China. Tibet: 1 &male;, Nyingchi, Medog, Beibeng [N29°24′10″ E95°17′57″], 2016. VII.16, sweep nets, Shaolin Han (CAU); 2 &male;, 2 &female;, Nyingchi, Medog, Beibeng [N29°24′10″ E95°17′57″], 2018. VI.26, sweep nets, Qicheng Yang (CAU). Remarks. The specimens examined were all collected in broad-leaf forests. Distribution. China (Tibet, Yunnan).Published as part of Tang, Chufei, Zhu, Yajun & Yang, Ding, 2019, Sciapodinae from the Himalayan region with description of nine new species from Tibet (Diptera: Dolichopodidae), pp. 1-28 in Zootaxa 4577 (1) on page 24, DOI: 10.11646/zootaxa.4577.1.1, http://zenodo.org/record/262849

    Condylostylus conspectus Becker 1922

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    &lt;i&gt;Condylostylus conspectus&lt;/i&gt; Becker, 1922 &lt;p&gt; &lt;i&gt;Condylostylus conspectus&lt;/i&gt; Becker, 1922: 225. Type locality: India: Calcutta, and Unchagoan, Naini Tal District, base of W Himalayas. &lt;i&gt;Condylostylus nigrosetosus&lt;/i&gt; Parent, 1937: 142. Type locality: India.&lt;/p&gt; &lt;p&gt; &lt;b&gt;Diagnosis.&lt;/b&gt; Fore tarsomere I&ndash;II with erect ventral hairs. Wing transparent but apical 3/4 of anterior portion brown, with 1 transparent spot above dm-cu. Surstylus short. Cercus short, nearly as long as epandrium, apex deeply concave.&lt;/p&gt; &lt;p&gt; &lt;b&gt;Material examined. China. Tibet:&lt;/b&gt; 1 &male;, Nyingchi, Medog, Beibeng, N29&deg;14&prime;27.8&Prime; E95&deg;10&prime;36.3&Prime;, 751 m, 2018. VII.28, sweep nets, Tingting Zhang (CAU); 3 &male;, Nyingchi, Bome [N29&deg;92&prime; E95&deg;75&prime;], 2700 m, 2015. VII.12&ndash; 26, Malaise trap, Shaolin Han (CAU).&lt;/p&gt; &lt;p&gt; &lt;b&gt;Remarks.&lt;/b&gt; The specimen from 2018 was collected in broad-leaf forest, whereas the all specimens from 2015 were collected in a Malaise trap set in bushes near a small river.&lt;/p&gt; &lt;p&gt; &lt;b&gt;Distribution.&lt;/b&gt; China (Tibet, Guangxi, Yunnan); Burma; India; Nepal; Thailand; Bangladesh.&lt;/p&gt;Published as part of &lt;i&gt;Tang, Chufei, Zhu, Yajun &amp; Yang, Ding, 2019, Sciapodinae from the Himalayan region with description of nine new species from Tibet (Diptera: Dolichopodidae), pp. 1-28 in Zootaxa 4577 (1)&lt;/i&gt; on page 20, DOI: 10.11646/zootaxa.4577.1.1, &lt;a href="http://zenodo.org/record/2628496"&gt;http://zenodo.org/record/2628496&lt;/a&gt

    Scientific Research on a Gold- and Silver-Inlaid Bronze Zun from the Han Dynasty

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    The bronze Zun was one of the more prevalent high-class wine containers of the Han dynasty, representing the highest level of decoration in bronze at the time. However, little has been reported about its technical characteristics and scientific value. In this paper, the samples were selected for analysis based on scientific analysis, following the principle of &ldquo;minimal intervention&rdquo;, and a bronze Zun from the Han dynasty in the Gansu Provincial Museum collection was studied using ultra-deep field microscopy, X-ray flaw detection, X-ray fluorescence spectrometry (XRF), scanning electron microscopy (SEM), and energy spectrometry (EDS). The results show that the gold and silver decoration on the bronze is inlaid rather than gilt. Secondly, the body and lid of the vessel are molded in one shot, with the bird-head-shaped and animal-foot-shaped components cast separately and then attached to the lid and body. Thirdly, the corrosion of the bronze Zun is characterized by the copper matrix being corroded first and most severely, followed by the silver and, finally, the gold. The high purity of the gold wire embedded in this bronze Zun, the fine width of gold wire (154&ndash;190 &mu;m), and the magnificent decoration show the excellent processing technology level of the precious metal and the high aesthetic level of ancient man during the Han dynasty. The results of the analysis of this bronze Zun can provide an essential reference for research on bronze vessels of the same type, the techniques of gold and silver misalignment, and the development of the history of bronze manufacture and technology during the Han dynasty
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