# Ytterbium ## 🧊 Ytterbium · 3D (three.js) <iframe src="https://wikitube-elements.netlify.app/?el=Yb&embed=1" width="100%" height="620" frameborder="0" style="border:0;border-radius:12px;overflow:hidden" allowfullscreen loading="lazy" title="The Elements 3D microsim - Ytterbium"></iframe> *Ytterbium in the live three.js Elements explorer — drag to orbit the atom, click any tile to compare, slide the temperature.* · [▶ open full](https://wikitube-elements.netlify.app/?el=Yb) <!-- ELEMENTS_MICROSIM:END --> !Ytterbium plate.svg *Plate 70 of 118 - animated Bohr shells, stylized per Madelung filling; engraving style per house Arcanity kit.* ## Microsim To Do *Claimable rows, house pattern. Real Wikipedia articles only.* - Ytterbium fiber laser - 1.064 micrometer industrial laser - Optical clock - ytterbium frequency standard and atomic timekeeping - Oxidation state - divalent and trivalent chemistry of ytterbium - Ytterby - the five rare earths from one Swedish quarry ## Links (Wikipedia order) <!-- injected from _registry/childlinks/Ytterbium.json (2026-07-30T02:09:12Z) --> `Absolute_zero` · [[Actinium]] · `Active_laser_medium` · `Aldebaran` · `Aldol_reaction` · `Alkali_metal` · `Alkaline_earth_metal` · `Allotropy` · [[Alloy]] · [[Aluminium]] · [[Americium]] · [[Antimony]] · `Aqueous_solution` · [[Argon]] · [[Arsenic]] · [[Astatine]] · `Atmospheric_pressure` · `Atomic_clock` · `Atomic_number` · `Atomic_radius` · [[Barium]] · [[Berkelium]] · [[Beryllium]] · [[Bismuth]] · `Block_(periodic_table)` · [[Bohrium]] · [[Boiling_point]] · [[Boron]] · `Boron_group` · `Brazil` · `Brillouin_scattering` · `Brinell_hardness_test` · [[Bromine]] · `Bulk_modulus` · `CAS_Registry_Number` 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`Ytterbium(III)_fluoride` · `Ytterbium(III)_iodide` · `Ytterbium(III)_nitride` · `Ytterbium(III)_oxide` · `Ytterbium(III)_phosphide` · `Ytterbium(III)_sulfide` · `Ytterbium-doped_lutetium_orthovanadate` · `Ytterby` · [[Yttrium]] · `Yttrium_aluminium_garnet` · [[Zinc]] · [[Zirconium]] > **Official MAIN - Chemical element, Z = 70.** Part of the Elements Canon (one canonical page per element). Infobox grounded in [Wikipedia: List of chemical elements](https://en.wikipedia.org/wiki/List_of_chemical_elements), fetched 2026-07-08. Full article: [Wikipedia: Ytterbium](https://en.wikipedia.org/wiki/Ytterbium). <!-- ELEMENTS_MICROSIM:BEGIN (auto-managed block - edits inside will be overwritten) --> ## Key facts (infobox) | | | |---|---| | Symbol - Z | Yb - 70 | | Group - Period - Block | f - 6 - f-block | | Atomic weight (Da) | 173.05 | | Density (g/cm3) | 6.90 | | Melting - Boiling (K) | 1097 - 1469 | | Electronegativity (Pauling) | 1.1 | | Crustal abundance (mg/kg) | 3.2 | | Origin | primordial | | Phase (STP) | solid | | Name origin | Ytterby, Sweden | *Bracketed weights are the mass number of the most stable isotope; values in parentheses are predictions (per the source table).* ## Story Ytterbium was discovered in 1878 by Swiss chemist Jean-Charles Galissard de Marignac from rare-earth ore concentrates [model-prior - verify]. Like four of its lanthanide cousins (terbium, dysprosium, holmium, and erbium), ytterbium is named for Ytterby, the Swedish village whose quarry yielded an extraordinary concentration of rare earths. It is the last lanthanide to be discussed in its historical sequence, though not the heaviest by atomic number (lutetium comes next). Ytterbium is a silvery lanthanide with unique electronic properties. It shows both divalent and trivalent oxidation states, a rarity among the rare earths [model-prior - verify]. Ytterbium-doped fiber lasers, particularly at the 1.064 micrometer wavelength, are used for high-power industrial cutting and materials processing, competing with erbium and neodymium in the photonics market. It is also investigated as a potential optical frequency standard for atomic clocks, where its narrow linewidth enables unprecedented timekeeping precision [model-prior - verify]. In nuclear applications, ytterbium serves in some reactor control systems. The element embodies the Ytterby legacy: five elements from one tiny Swedish quarry, each with distinct properties and specialized uses, collectively enabling technologies from telecommunications to precision measurement—an extraordinary yield from a single geologic accident. ## Corpus connections - R.E.A.C.T.I.O.N. - the Chemistry hub - Centers of Excellence Portal - [[Technetium|Technetium - the element made before found]] - the canon's patron - and Technitium, the School - Space Mining In Minnesota - rare-earth supply for laser and timing systems - History of Mining in Minnesota - the Ytterby five and geologic clustering ## Vocational-Technical Semiotics The element speaks the canon's shared signs: the periodic table cell (Yb, group f, period 6), isotope notation, and hazard pictograms ghs where handling demands it. ## Sources Infobox: [en.wikipedia.org/wiki/List_of_chemical_elements](https://en.wikipedia.org/wiki/List_of_chemical_elements) (fetched 2026-07-08); etymology per the same table's notes. Story sources to be added at enrichment. ## Navigation - Canon: Elements Canon index - neighbors by Z: [[Thulium|Thulium (69)]] - [[Lutetium|Lutetium (71)]] - R.E.A.C.T.I.O.N. - Centers of Excellence ## Wikipedia : Wikitube **Strict pair:** [Wikipedia](https://en.wikipedia.org/wiki/Ytterbium) : [Wikitube](https://en.wikitube.io/wiki/Ytterbium) ## Previous hub tags Tree parents: [[Helium]] · [[Hydrogen]] · [[Oxygen]]. Legacy hubs: none. --- *Sources: 1 legacy note. Minted wave 1, 2026-07-30 (v1.6 order).*