LK-99
Compounds
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LK-99, also called PCPOSOS, is a gray–black, polycrystalline compound, identified as a copper-doped lead‒oxyapatite. A team from Korea University led by Lee Sukbae and Kim Ji-Hoon began studying this material as a potential superconductor starting... Wikipedia
Chemical formula: CuO25P6Pb9
Crystal structure: hexagonal
Appearance: Purple crystal when pure
Density: ≈6.699 g/cm3
Formula units (Z): 1
Lattice constant: a = 9.843 Å, c = 7.428 Å
Lattice volume (V): 623.2 Å3
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Aug 16, 2023 · Separated from impurities, LK-99 is not a superconductor, but an insulator with a resistance in the millions of ohms — too high for a standard ...
LK-99 also called PCPOSOS, is a gray–black, polycrystalline compound, identified as a copper-doped lead‒oxyapatite. A team from Korea University led by Lee ...
Jan 4, 2024 · Researchers say a copper-substituted lead apatite (CSLA) may serve as a candidate for room-temperature superconductivity.
Nov 28, 2023 · Sukbae Lee and colleagues from South Korea earlier asserted that LK-99 behaves as a superconductor at ambient pressure, with a critical ...
Jul 25, 2023 · r/LK99: A place to discuss and follow progress on LK-99, a potential room-temperature superconductor.
Jan 5, 2024 · New research reignites the possibility of LK-99 superconductivity at room temperature — controversial material demonstrates the tell-tale ...
Some researchers believe that the superconductivity-like properties are due to the presence of Cu2S impurities. Single LK-99 crystals synthesized at the Max ...
Aug 4, 2023 · A South Korean team's claim to have discovered a superconductor that works at room temperature and ambient pressure has become a viral sensation ...
Oct 19, 2023 · A potential new supermaterial isn't so super after all, but the dream of a room-temperature superconductor is still very much alive.
Jul 22, 2023 · The superconductivity of LK-99 originates from minute structural distortion by a slight volume shrinkage (0.48 %), not by external factors such ...