投稿時間:2024-09-19 18:04:50 RSSフィード2024-09-19 18:00分まとめ(6件)

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IT ITmedia 総合記事一覧 [ITmedia Mobile] JR西日本が「SMART ICOCA」の発売を12月12日で終了 「モバイルICOCA」の普及を受けて https://www.itmedia.co.jp/mobile/articles/2409/19/news164.html itmediamobilejr,icoca,jr西日本 2024-09-19 17:03:00
Program JavaScriptタグが付けられた新着投稿 - Qiita Firebaseでメモアプリを作成した時のエラー対処について~400 (Bad Request)~ https://qiita.com/pila-suzuki/items/1f73c292d9fa146dccb3 firebase,badrequest,エンジニア 2024-09-19 17:59:57
Program JavaScriptタグが付けられた新着投稿 - Qiita Uncaught TypeError: $(...).remodal is not a function の解決法 https://qiita.com/tostudy40/items/38123579a81712cb4c34 error,remodalisnotafunction,uncaughttypeerror 2024-09-19 17:31:26
Program AWSタグが付けられた新着投稿 - Qiita Direct ConnectとTransit Gatewayの通信量が合わない https://qiita.com/infra365/items/54c93fd6ff08f67d219b directconnect,dire,gateway 2024-09-19 17:32:10
海外TECH Engadget Solid-state battery prototype boosts energy density by nearly 25 percent https://www.engadget.com/science/solid-state-battery-prototype-boosts-energy-density-by-nearly-25-percent-080057028.html?src=rss Solid state batteries have the potential to make EVs far more affordable and practical but their commercial development has a record of false promises that would make Tesla s full self driving blush That means reporting on them is tricky but we re seeing some promising news from Imec a well established R amp D giant based in Belgium nbsp As part of its SOLiDIFY project the EU supported firm and its partners have manufactured a prototype solid state battery with a Wh L energy density nearly percent higher than the best lithium ion cells Wh L Better still it uses a manufacturing process that works at room temperature is adaptable to current lithium ion battery product lines and is projected to cost less than euros about per kWh compared to about kWh for current batteries quot This process holds promise for affordable industrial transfer quot Imec wrote in a press release nbsp The breakthrough was something called quot liquid to solid quot solidification That means the prototype s solid electrolyte uses a quot doped polymerized ionic liquid quot in a thin micrometer layer The electrolyte is flanked by a high capacity composite cathode on one side and a thin lithium metal anode on the other resulting in a compact battery cell stack nbsp The consortium was able to boost the cell s charge rate to three hours and lifetime to cycles overcoming mechanical strength and cathode impregnation challenges Use of cobalt was also reduced thanks to the application of nanometer thin protective coatings nbsp Clearly the charging times and number of cycles need to improve modern li ion car batteries can be charged times and some in well under an hour In addition the technology requires further upscaling to be practical on an industrial level It s worth the effort though as solid state batteries could eventually deliver improved energy density lower charging times and better safety all at a lower price nbsp This article originally appeared on Engadget at 2024-09-19 08:00:57
医療系 医療介護 CBnews 病院経営「急速に悪化」3団体が緊急要望-危機的状況への救済措置訴える https://www.cbnews.jp/news/entry/20240919165001 危機的状況 2024-09-19 17:15:00

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