Results 11 to 20 of about 2,478,377 (158)
ABSTRACT Vanadium redox flow batteries show considerable promise for energy storage, yet their overall performance is still hindered by the limited electrochemical activity of graphite felt (GF) electrodes. Herein, using folic acid and metal salts as precursors, M–N–C functionalized carbon nanosheets (M–NC, M=Co, Fe, and Ni) were prepared via a ...
Long Jiang +7 more
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本文データは平成22年度国立国会図書館の学位論文(博士)のデジタル化実施により作成された画像ファイルを基にpdf変換したものである京都大学0048新制・論文博士博士(農学)乙第9675号論農博第2160号新制||農||750(附属図書館)学位論文||H9||N3091(農学部図書室)UT51-97-S342(主査)教授 石原 茂久, 教授 則元 京, 教授 白石 信夫学位規則第4条第2項該当Doctor of Agricultural ScienceKyoto ...
伊藤, 貴文
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ABSTRACT The separation of light olefins is a crucial process in the petrochemical industry, and developing advanced adsorbent materials is very significant. Aluminum (Al) cluster‐based heterometallic frameworks possess great application prospects but have rarely been investigated for separation applications.
Song‐Yan Sui +4 more
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夏目漱石(1967-1916)享有近代日語文體的創始者之一的美譽。本論文從研究文學作品之文章結構之觀點,由文本研究方面觀察到建構漱石《少爺》(1906)作品上文本性質的差異。而進一步釐清作品結構與敘述間的關係。考察結果顯示:《少爺》藉由羅列插曲而營造出具有焦点的超越文本當中,涵括了透過時間的流動而型成各式情節的文本。如此的文章結構中,《少爺》作品中說明事件的理由或行為動機的環節,皆被超越文本的焦點所支配。讀者可以自由地改變環節順序,閱讀《少爺》。就此意義而言,《少爺 ...
落合由治
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ABSTRACT The high‐value conversion of biomass platform molecules is a key pathway for substituting fossil resources with renewables and promoting sustainable green chemical manufacturing. However, conventional thermocatalytic processes suffer from harsh reaction conditions, high energy consumption, and poor selectivity, whereas photocatalysis enables ...
Tingting Dong +4 more
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ABSTRACT Garnet‐type solid‐state electrolytes (SSEs) are widely regarded as key materials for high‐energy lithium‐ion solid‐state batteries (LSSBs), owing to their compatibility with lithium metal anodes and high‐voltage cathodes. However, their practical application is limited by multiscale degradation processes, including interfacial instability ...
Yan‐Feng Wang +8 more
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Petrocosmea wentsaii sp. nov. (Gesneriaceae) from Guizhou, China
Petrocosmea wentsaii M.Q. Han, Miao.M. Wang & Yan Liu, a new species from Guizhou, China, is described and illustrated. Petrocosmea wentsaii was found on damp walls in a huge limestone cave. It is most similar to Petrocosmea hexiensis S.Z. Zhang & Z.Y. Liu in the conformation of the corolla.
Miao‐Miao Wang +3 more
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Biomass‐Derived Laser‐Induced Graphene: From Precursor Chemistry to Device Integration
ABSTRACT Laser direct writing provides a mask‐free route for converting suitable carbon‐containing precursors into patterned, porous, and conductive laser‐induced graphene (LIG) networks. Although LIG was initially demonstrated mainly using aromatic synthetic polymers, such as polyimide, biomass precursors introduce renewable feedstocks with highly ...
Wanjun Yin +10 more
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石笋矿物由文石转变为方解石,其碳、氧同位素组成如何变化的认识对于古环境研究具有重要意义。选取江西省神农宫洞石笋SN15进行研究,X衍射分析测试证明其主体部分的矿物组成为文石,部分位置文石转变为方解石。相同层位文石和转变方解石的碳、氧同位素组成分析结果表明,转变方解石与原生文石相比,δ~(13)C值几乎没有变化;而δ~(18)O值明显偏负,且不是系统性偏负,偏负范围为0.2‰~1.4‰。因此,原生文石记录的降水氧同位素组成在矿物转变时受到扰动 ...
蔡演军[1] +3 more
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Scientists’ warning on the global destruction of rock outcrop ecosystems
Abstract Rock outcrops are geological formations that harbor a highly specialized biota adapted to harsh environmental conditions that differ from their surrounding landscapes. They are globally distributed, especially in old, highly weathered landscapes, and can function as habitat islands containing high levels of endemism and distinct evolutionary ...
Luiza F. A. de Paula +19 more
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