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Observation of zero resistance above 100 K in Pb₁₀₋ₓCuₓ(PO₄)₆O(arxiv.org)
734 points by segfaultbuserr | 348 comments
arXiv preprint reporting zero resistance above 100 K at ambient pressure in a synthesized polycrystalline sample of copper-doped lead apatite (LK-99).
Electronic Structure of LK-99(arxiv.org)
497 points by spekcular | 373 comments
arXiv preprint presenting DFT calculations of the electronic structure of the putative room-temperature superconductor LK-99 (Pb9Cu(PO4)6O), finding flat Cu bands at the Fermi level.
Semiconducting Transport in LK99 reproduction attempt(arxiv.org)
576 points by spekcular | 240 comments
arXiv preprint reporting a synthesis of the LK-99 compound Pb10-xCux(PO4)6O that shows semiconducting rather than superconducting transport.
Possible Meissner effect near room temperature: copper-substituted lead apatite(arxiv.org)
687 points by zaikunzhang | 287 comments
arXiv preprint reporting possible Meissner effect near room temperature in copper-substituted lead apatite (LK-99-type material), based on magnetization measurements.
Related stories
The first room-temperature ambient-pressure superconductor?(arxiv.org)
1400 points by Akronymus | 770 comments
arXiv preprint by Lee, Kim, and Kwon claiming LK-99, a modified lead-apatite, is a room-temperature, ambient-pressure superconductor.
Successful room temperature ambient-pressure magnetic levitation of LK-99(arxiv.org)
2308 points by spekcular | 1146 comments
arXiv preprint reporting synthesis of LK-99 crystals that show room-temperature, ambient-pressure magnetic levitation, replicating Sukbae Lee et al.'s claims.
LK-99 isn’t a superconductor(nature.com)
2063 points by Brajeshwar | 679 comments
Nature news article from August 2023 explaining how researchers determined that LK-99 is not a room-temperature superconductor.
A room-temperature superconductor? New developments(science.org)
1158 points by nneonneo | 735 comments
Derek Lowe's In the Pipeline blog post on Science.org (Aug 2023) discussing new developments around the claimed room-temperature superconductor LK-99.
Semiconducting Transport in LK99 reproduction attempt(arxiv.org)
576 points by spekcular | 240 comments
arXiv preprint reporting a synthesis of the LK-99 compound Pb10-xCux(PO4)6O that shows semiconducting rather than superconducting transport.
LK-99: The live online race for a room-temperature superconductor(forums.spacebattles.com)
489 points by fofoz | 492 comments
A SpaceBattles forum thread discussing claims of the LK-99 room-temperature, ambient-pressure superconductor and the online efforts to replicate it.