Robuta

https://www.ebi.ac.uk/chebi/CHEBI:30217 helium atom (CHEBI:30217) helium atomchebi30217 https://arxiv.org/abs/physics/0512035 [physics/0512035] Scattering length for helium atom-diatom collision Abstract page for arXiv paper physics/0512035: Scattering length for helium atom-diatom collision scattering lengthhelium atomphysicsdiatomcollision https://arxiv.org/abs/0705.4331 [0705.4331] A novel spacetime concept for describing electronic motion within a helium atom Abstract page for arXiv paper 0705.4331: A novel spacetime concept for describing electronic motion within a helium atom https://www.aanda.org/articles/aa/full_html/2009/44/aa12663-09/aa12663-09.html Rotational excitation of methylidynium (CH+) by a helium atom at high temperature | Astronomy &... https://www.tomshardware.com/tech-industry/norwegian-start-up-raises-40-million-for-helium-atom-beam-lithography Microsoft-backed start-up raises $40 million for helium atom beam lithography that could print... Mar 24, 2026 - Lace Lithography is a Norwegian outfit targeting 2029 for testing deployment https://www.aanda.org/articles/aa/abs/2014/05/aa23578-14/aa23578-14.html Non-radiative inelastic processes in lithium-helium ion-atom collisions | Astronomy & Astrophysics... lithium helium https://www.ebi.ac.uk/chebi/CHEBI:30219 helium-4 atom (CHEBI:30219) The stable isotope of helium with relative atomic mass 4.002603. The most abundant (99.99 atom percent) isotope of naturally occurring helium. helium 4atomchebi https://www.ebi.ac.uk/chebi/CHEBI:37004 helium-8 atom (CHEBI:37004) The radioactive isotope of helium with relative atomic mass 8.03392 and half-life of 119.0 ms. helium 8atomchebi https://www.ebi.ac.uk/chebi/CHEBI:37003 helium-6 atom (CHEBI:37003) The radioactive isotope of helium with relative atomic mass 6.01889 and half-life of 806.7 ms. helium 6atomchebi37003