// MATTER · ELEMENT 67 / 118atoms.no/elements
Ho67
Holmium
Ho·Z 67·Lanthanide·164.9·⭕ 2B · F♯ Major
▸ The reading
interpretive · artHolmium concentrates magnetic flux beyond anything iron can carry — the strongest sustained fields ever produced use holmium pole pieces at their focus. Otherwise it dopes surgical lasers and stays out of headlines. The quiet specialist consulted only when the problem exceeds every ordinary material.
The science below is cited as science; the symbolic layers are flagged as interactive art.
⚜ Periodic Frequency
2BF♯ Major
a seat struck in brass — testimony, not prediction
the seat has its own room on ⭕ THE OVAL TABLE — tap the code
▸ The lenses
▸ Discovery
Marc Delafontaine + Jacques-Louis Soret (Switzerland) and Per Teodor Cleve (Sweden) — independent · Switzerland / Sweden · 1878
▸ Stellar origin
s-process + r-processSingle stable isotope ¹⁶⁵Ho built across slow and rapid neutron-capture pathways.
▸ Reactivity
Strongest magnetic field response of any elementCombined with strong magnets, Ho can boost field strengths into the tens of teslas — the highest sustained magnetic fields use Ho pole pieces.
▸ Applications
- Highest-field permanent magnets (research)
- Solid-state laser dopants
- Nuclear-reactor neutron absorbers
- Spectrophotometer wavelength standards
▸ Curiosity
The strongest sustained magnetic fields ever produced use holmium pole pieces to concentrate magnetic flux beyond anything iron could carry.
▸ Related readings
a resonance drawn between readings — not a claim that they share an origin.