query: How likely is it that metallic hydrogen is metastable at atmospheric pressure?
positive_passages.docid: 143495
positive_passages.text: Are there published predictions that hydrogen could remain metallic at ambient pressure?
negative_passages.docid: 141174
negative_passages.text: What is the half-life threshold for an isotope to be considered stable?
negative_passages.docid: 126539
negative_passages.text: What is the range of the validity of Coulomb's law?
negative_passages.docid: 104973
negative_passages.text: Why are hydrogen energy levels degenerate in $\ell$ and $m$?
negative_passages.docid: 151850
negative_passages.text: About an upside down cup of water against atmosphere pressure
negative_passages.docid: 69388
negative_passages.text: Spectroscopic properties of hydrogen: H vs. H2
negative_passages.docid: 155218
negative_passages.text: A physical explanation for negative kelvin temperatures
negative_passages.docid: 137102
negative_passages.text: Is it theoretically possible to reach $0$ Kelvin?
negative_passages.docid: 86439
negative_passages.text: Why do we ignore rotational energy in monatomic gases?
negative_passages.docid: 41554
negative_passages.text: The exact mechanism of energy release durning bond formation on the atomic level
negative_passages.docid: 155552
negative_passages.text: Is it possible for a system to have negative potential energy?
negative_passages.docid: 13452
negative_passages.text: Can low-gravity planets sustain a breathable atmosphere?
negative_passages.docid: 97881
negative_passages.text: Beryllium Vacuum Sphere Boat/Aircraft
negative_passages.docid: 83486
negative_passages.text: What makes metal change its color during heating?
negative_passages.docid: 133218
negative_passages.text: Anomalous Expansion Of Water
negative_passages.docid: 70709
negative_passages.text: Why is cold fusion considered bogus?
negative_passages.docid: 47284
negative_passages.text: Why is the nucleus of an Iron atom so stable?