SUSTAINABLE CITIES AND COMMUNITIES

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A Study on ASR Expansion of Concrete and its Prediction Method
  • Department of Civil Engineering, Graduate School of Engineering
  • 09 INDUSTRY, INNOVATION AND INFRASTRUCTURE
  • 11 SUSTAINABLE CITIES AND COMMUNITIES
  • 13 CLIMATE ACTION

コンクリートの劣化の一つであるアルカリシリカ反応(ASR)は,コンクリートの材料間の反応に由来し,致命的な膨張ひび割れを引き起こす。コンクリートごとに使用されるセメント・石・砂やその配調合が異なるため,ASRには画一的な対策が通用しない。そこで,各要因の影響度を把握するための膨張実験と,劣化メカニズム解明に向けた微視的観察を行い,数値的な予測モデルを提案することで,新たなインフラ設計・維持管理手法 [...]

Improving the chemo-mechanical properties of all-solid-state lithium ion batteries by changing the structure of Li-Si alloy anode
  • Department of Automotive Science, Graduate School of Integrated Frontier Sciences
  • 07 AFFORDABLE AND CLEAN ENERGY
  • 09 INDUSTRY, INNOVATION AND INFRASTRUCTURE
  • 11 SUSTAINABLE CITIES AND COMMUNITIES
  • 13 CLIMATE ACTION

To advance the commercialization of all-solid-state lithium-sulfur batteries (ASSLSBs), an important key to achieving carbon neutrality, the improvement of energy density and suppression of degradatio [...]

Recovery of heavy metals and soluble salts from municipal solid waste incineration fly ash by integrating leaching, precipitating, magnetic solid phase extraction, adsorption, and evaporative crystallization.
  • Department of Civil Engineering, Graduate School of Engineering
  • 09 INDUSTRY, INNOVATION AND INFRASTRUCTURE
  • 11 SUSTAINABLE CITIES AND COMMUNITIES
  • 15 LIFE ON LAND

An innovative process was proposed in this study to recover the heavy metals and soluble salts from municipal solid waste fly ash. The proposed process integrates leaching, precipitating, magnetic sol [...]