In astronomy, the lithium problem or lithium discrepancy refers to the discrepancy between the primordial abundance of lithium as inferred from observations...

is the correct theory of gravity on cosmological scales. It emerged in the late 1990s as a concordance cosmology, after a period when disparate observed...

Einstein's cosmological constant but also extending to more exotic forms of quintessence or other modified gravity schemes. A cosmological constant problem, sometimes...

old; thus, this test is not perfect. Cosmological lithium problem Dilithium Halo nucleus Isotopes of lithium Lithium Bildsten, L.; Brown, E. F.; Matzner...

produces the caustic lithium hydroxide. Lithium is safely stored in non-reactive compounds such as naphtha. Cosmological lithium problem Dilithium Halo nucleus...

Cosmological lithium problem Dilithium – Diatomic molecule Halo nucleus Lithium burning – Process by which lithium is spent in a star...

the cosmological principle is false? Cosmological constant problem: Why does the zero-point energy of the vacuum not cause a large cosmological constant...

derived from Population II stars. The discrepancy, called the "cosmological lithium problem", is a factor of 2.4―4.3 below the theoretically predicted value...

Physical cosmology is a branch of cosmology concerned with the study of cosmological models. A cosmological model, or simply cosmology, provides a description...

Unsolved problem in physics Is the universe homogeneous and isotropic at large enough scales, as claimed by the cosmological principle and assumed by...

computational problem becomes much more difficult, involving, for example, N-body simulations with billions of particles. The Bolshoi cosmological simulation...

Mathews, G.J.; Zhao, G. (2017). "Non-extensive statistics to the cosmological lithium problem". The Astrophysical Journal. 834 (2): 165. arXiv:1701.04149....

locations of these peaks depend on cosmological parameters. Matching theory to data, therefore, constrains cosmological parameters. The CMB anisotropy was...

In cosmology, the missing baryon problem is an observed discrepancy between the amount of baryonic matter detected from shortly after the Big Bang and...

The alkali metals consist of the chemical elements lithium (Li), sodium (Na), potassium (K), rubidium (Rb), caesium (Cs), and francium (Fr). Together...

are constant in space are usually also included in the cosmological constant. The cosmological constant can be formulated to be equivalent to vacuum energy...

last two-plus millennia. Modern cosmological ideas follow the development of the scientific discipline of physical cosmology. For millennia, what today is...

The line is of great interest in Big Bang cosmology because it is the only known way to probe the cosmological "dark ages" from recombination (when stable...

readily described by the expanding cosmological solutions found by Friedmann in 1922, which do not require a cosmological constant. Lemaître used these solutions...

neutrinos". NobelPrize.org. Retrieved 2021-05-07. "Solar neutrino problem | cosmology". Encyclopedia Britannica. Retrieved 2021-05-07. "Super-Kamiokande...

hydrogen, hydrogen in parallel electric and magnetic fields, diamagnetic lithium, lithium in an electric field, the H − {\displaystyle H^{-}} ion in crossed...

quantum field theory, and also between the hierarchy problem and the cosmological constant problem. Both issues suggest the possibility of corrections...

hdl:10945/60986. OSTI 21426567. Jon Cartwright (2012). "Axions could solve lithium problem". Physics World. "Pierre Sikivie". Yale University Department of Physics...

to be a natural nucleogenic and cosmogenic nuclide, one produced when lithium is bombarded by natural neutrons, which can be released by spontaneous...

standard or calibrated candles to generate Hubble diagrams and make cosmological predictions. Supernova spectroscopy, used to study the physics and environments...

universe with a slightly negative cosmological constant, a universe with a positive curvature and a zero cosmological constant, and a universe with a negative...

the remaining 10 percent carry 0.383 MeV. The difference is whether the lithium-7 produced is in the ground state or an excited (metastable) state, respectively...

evidenced by cosmic microwave background radiation, Hubble's law, and the cosmological abundances of elements. Space telescopes have enabled measurements in...

evidence advanced by Fred Hoyle and others, that elements heavier than lithium are largely produced in thermonuclear reactions in stars and in supernovae...

enough to burn – and hence deplete – Li. This is known as the solar lithium problem. A large range of Li abundances is observed in solar-type stars of...