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The Helium And Lead Observatory (HALO) is a neutrino detector at SNOLab for the Supernova Early Warning System (SNEWS). It began engineering operation...

IceCube Neutrino Observatory 2012 Helium and Lead Observatory (HALO) Example meteorological observatories include: 1762 Kremsmünster Observatory, Austria 1781...

orbit, a concept in orbital mechanics Helium and Lead Observatory, a supernova neutrino detector Habitation and Logistics Outpost (HALO) module of the...

neutrinoless double beta decay (0vbb). HALO (Helium and Lead Observatory) is a neutron detector using ring-shaped lead blocks to detect neutrinos from supernovae...

list of astronomical observatories ordered by name, along with initial dates of operation (where an accurate date is available) and location. The list also...

Helium (from Greek: ἥλιος, romanized: helios, lit. 'sun') is a chemical element; it has symbol He and atomic number 2. It is a colorless, odorless, non-toxic...

include the Helium and Lead Observatory (HALO) supernova neutrino detector which is part of the SuperNova Early Warning System (SNEWS) and Dark Matter...

American Academy of Arts and Sciences 2004: Elected a Member of the National Academy of Sciences Helium and Lead Observatory Haxton, W.C.; Hamish Robertson...

extremely luminous and blue. Their spectra have strong neutral helium absorption lines, which are most prominent at the B2 subclass, and moderately strong...

universe's helium (as isotope helium-4 (4He)), along with small fractions of the hydrogen isotope deuterium (2H or D), the helium isotope helium-3 (3He), and a...

(~73%); the rest is mostly helium (~25%), with much smaller quantities of heavier elements, including oxygen, carbon, neon, and iron. The Sun is a G-type...

Herschel Space Observatory was a space observatory built and operated by the European Space Agency (ESA). It was active from 2009 to 2013, and was the largest...

an English scientist and astronomer. Along with the French scientist Pierre Janssen, he is credited with discovering the gas helium. Lockyer also is remembered...

of matter and the universe's behaviour at the subatomic level. Here is a non-exhaustive list of neutrino experiments, neutrino detectors, and neutrino...

periodically purged with helium gas which would remove the argon. The helium is then cooled to separate out the argon, and the argon atoms are counted...

nucleosynthesis has occurred since the original creation of hydrogen, helium and lithium during the Big Bang. As a predictive theory, it yields accurate...

hydrogen and helium. The rest is traces of other elements such as lithium and the hydrogen isotope deuterium. Nucleosynthesis in stars and their explosions...

eventually result in one helium nucleus: the proton–proton chain reaction – which is responsible for most of the Sun's released energy – and the CNO cycle. The...

hydrogen- and helium-rich white dwarf displaying neutral helium lines DAO – a hydrogen- and helium-rich white dwarf displaying ionized helium lines DAZ...

ionised helium and highly ionised nitrogen or carbon. The spectra indicate very high surface enhancement of heavy elements, depletion of hydrogen, and strong...