20,428 research outputs found

    FIGURE 1. Liparis casseabria Q. Liu & X.F in Liparis casseabria, (Malaxideae: Orchidaceae) a new species from Chin State, Myanmar

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    FIGURE 1. Liparis casseabria Q. Liu & X.F Wu, sp. nov. A. Habitat (Dipterocarp-forest); B. Plant; C. Inflorescence; D. Floral bract; E. Subterranean tuber; F. Lateral view of flower; G. Front view of flower; H. Ovary and column; I. Sepals and petals; J. Lateral view of labellum; K. Front view of labellum; L. Anther cap; M. PollinariumPublished as part of Wang, Yu-Qian, Wu, Xun-Feng, Li, Jin-Long, Zhou, Shi-Shun, Li, Ren, Liu, Qiang & Li, Lin, 2022, Liparis casseabria, (Malaxideae: Orchidaceae) a new species from Chin State, Myanmar, pp. 109-114 in Phytotaxa 575 (1) on page 111, DOI: 10.11646/phytotaxa.575.1.9, http://zenodo.org/record/740336

    Hui tu zhen ben jing shi mu yu jin gang zuan

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    著作者余好辯, 伍憤時.Cover title.上下卷.On double leaves, East Asian binding.木魚歌文.zhu zuo zhe Yu Haobian, Wu Fenshi.Shang xia juan.Mu yu ge wen

    Yu Takeuchi

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    Yu Takeuchi is serving for JAXA since 2007 and currently working as Associate Senior Administrator at Management and Integration Department of Human Spaceflight Technology Directorate. He is also working as Researcher at the Institute of Space Law of Keio University. He received LL.M. degree from the Institute of Air and Space Law of McGill University in 2015. His main interest is in international space law inter alia the legal aspects of space traffic management and sustainable space development. He is a member of the Air Law Institute of Japan, Japanese Society of International Law, and the International Institute of Space Law (IISL). Main Works Published in English - “Toward the International Regime for Space Traffic Management -What to Fix the Current International Regulations-”, (November 5, 2014). Space Traffic Management Conference, Paper 23 (http://commons.erau.edu/stm/2014/wednesday/23). - “Regulatory Regime for Tomorrow’s Suborbital Space Flights: Point-to-point International Flights”, 56th Colloquium on the Law of Outer Space, 2013. - “Space Traffic Management as a Guiding Principle of the International Regime of Sustainable Space Activities,” 4 Journal of East Asia and International Law, 2011 - “Japanese Perspective on Legal Issues of Commercial Human Spaceflight” (co-author), 53rd Colloquium on the Law of Outer Space, 2011 - “Legal Points at Issue about NEO Threat Response and International Cooperation” (co-author), 28th International Symposium on Space Technology and Science, 2011 - “From Guideline to International Treaty for Rule of Law concerning Mitigation of Space Debris?” (co-author), 52nd Colloquium on the Law of Outer Space, 2010 Main Works Published in Japanese (title translated into English) - “What is Space Traffic Management”, Vol. 46, No.9, Journal of the Japanese Institute of International Business Law, 2018. - Soichiro Kozuka & Masahiko Sato eds., Introduction of Space Law for Entrepreneur (2nd. Ed.), Yuhikaku, 2018. (co-authored) -“Challenges to International Space Law for Managing Space Traffic”, 55 Kuho (Air Law), 2014. -“Legal Points as Issues of NEO Threat Response and International Cooperation” (co-author), 3 Spaceguard Research, Japan Spaceguard Association, 2011https://commons.erau.edu/stm-images/1121/thumbnail.jp

    Cell-based tissue engineering strategies to regenerate the periodontium

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    Contains fulltext : 113031.pdf (Publisher’s version ) (Open Access)This thesis aims to provide further insight into the regeneration process of the periodontium. To achieve this purpose, two research strategies were used. First, the transplantation of PDL derived cells was investigated in an animal model. Second, a more fundamental approach was followed, i.e. developing in vitro model systems to understand the influence of mechano-topographical stimuli on PDL cell behaviour. The results from the in vivo cell implantation study suggest that the transplantation of PDL cells can favour periodontal regeneration in an indirect manner. It is indicated that PDL cells promote the osteogenic process by releasing stimulus factors, which affect the surrounding osteogenic cells. These paracrine effects are considered as a critical consequence, through which PDL cells induce superior tissue regeneration. In addition, the higher expression of gap-junctions in the implanted areas may be indicative of a more intense exchange of small messenger biomolecules between implanted PDL cells and surrounding host cells. In view of the fact that periodontium is a highly ordered tissue complex, and constantly under mechanical stimulus, we hypothesized that the mechano-topographical stimuli will take as much part in the reconstruction process as the mediating factors. Using our controlled 3D tissue culture model, we demonstrated that PDL cells realigned upon mechanical stimuli. The cells tended to shift their orientation always in favour of mechanical loading, even when they were cultured on a nano-patterned substrate surface to which the cells usually adapt their morphology at static condition. It is clear that current tissue engineering strategies holds promise to achieve full regeneration. However, before it is feasible for clinical application, a thorough understanding of underlying cellular processes in periodontal regeneration is required. The development of advanced cell culture systems, closely mimicking multiple aspects of the local environment of the tissue, can play an important role in achieving such understanding.Radboud Universiteit Nijmegen, 08 oktober 2013Promotor : Jansen, J.A. Co-promotores : Walboomers, X.F., Yang, F

    Chao cai liao yong yu ya bo chang ju jiao: ge xiang yi xing hao sun cai liao yu ti du guang xue na mi bo dao guan

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    Kwok, Hui Kin = 超材料用於亞波長聚焦 : 各向異性耗損材料與梯度光學納米波導管 / 郭栩健.Thesis M.Phil. Chinese University of Hong Kong 2015.Includes bibliographical references (leaves 67-69).Abstracts also in Chinese.Title from PDF title page (viewed on 26, September, 2016).Kwok, Hui Kin = Chao cai liao yong yu ya bo chang ju jiao : ge xiang yi xing hao sun cai liao yu ti du guang xue na mi bo dao guan / Guo Xujian

    Yi ge zai Jianada wei qi si xing qi de Ying yu ke cheng de yu wen ji wen hua xue xi

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    Chan, Sin Yu.Thesis M.Phil. Chinese University of Hong Kong 2015.Includes bibliographical references (leaves 260-268).Abstracts also in Chinese; some appendixes in Chinese.Title from PDF title page (viewed on 11, November, 2016).Chan, Sin Yu

    Intractability of Optimal Multi-Robot Path Planning on Planar Graphs

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    We study the computational complexity of optimally solving multi-robot path planning problems on planar graphs. For four common time- and distance-based objectives, we show that the associated path optimization problems for multiple robots are all NP-complete, even when the underlying graph is planar. Establishing the computational intractability of optimal multi-robot path planning problems on planar graphs has important practical implications. In particular, our result suggests the preferred approach toward solving such problems, when the number of robots is large, is to augment the planar environment to reduce the sharing of paths among robots traveling in opposite directions on those paths. Indeed, such efficiency boosting structures, such as highways and elevated intersections, are ubiquitous in robotics and transportation applications.Peer reviewe
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