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<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>The 1/4 occupied O atoms induced ultraflat band and the one dimensional channels in the Pb$_{10-x}$Cu$_{x}$(PO$_4$)$_{6}$O$_{4}$ (x=0,0.5) crystal · HackerPapers discussions</title><link>https://hackerpaper.kaipfister.de/p/2308.03218/</link><description>Collected HN comments and submissions linking this paper.</description><language>en</language><lastBuildDate>Mon, 02 Nov 2026 11:16:22 GMT</lastBuildDate><atom:link href="https://hackerpaper.kaipfister.de/p/2308.03218/feed.xml" rel="self" type="application/rss+xml" /><item><title>The 1/4 occupied O atoms induced ultraflat band and the one dimensional channels in the Pb$_{10-x}$Cu$_{x}$(PO$_4$)$_{6}$O$_{4}$ (x=0,0.5) crystal — mentioned by kappi</title><link>https://news.ycombinator.com/item?id=37043576</link><guid isPermaLink="false">urn:hackerpapers:mention:2308.03218:37043576</guid><pubDate>Tue, 08 Aug 2023 02:05:26 GMT</pubDate><description>&lt;p&gt;https://twitter.com/floates0x/status/1688727233521979392 NEW and IMPORTANT : Study performed at Lanzhou University heavily indicate that successful synthesis of the LK-99 superconductor requires annealing in an oxygen atmosphere. They are suggesting that the final synthesis occurs in an oxygen atmosphere rather than in vacuum. The original three author LK99 paper and nearly every subsequent attempt at replication involved annealing in the suggested vacuum of 10^-3 torr. This paper indicates that the superconductivity aspects of the material are greatly enhanced if heated in normal atmosphere.…&lt;/p&gt;&lt;p&gt;&lt;a href="https://hackerpaper.kaipfister.de/p/2308.03218/"&gt;Paper and discussion history&lt;/a&gt;. A mention is not an endorsement.&lt;/p&gt;</description><category>cond-mat.supr-con</category></item></channel></rss>
