Physical Transformation AtlasPTA
Phenomenon · phenomenon:osmosis

Osmosis

Solvent flows across a semipermeable membrane toward the higher solute concentration until the osmotic pressure is balanced.

Electrochemistryfirst reported 1748

Atlas record: 3 claims reference this phenomenon — 3 established.

Explorerelations · matrix context · routes · sources · cite

conditions: aqueous medium required · selective membrane required
3claims1enumerated routes0routes with complete-composition evidence1candidate routes not searched3cited sources

Relations

drives · 1
Concentration gradient—drives→Osmosisestablished
produces · 1
Osmosis—produces→Osmotic pressure differenceestablished
member of · 1
Osmosis—member of→Osmotic / salinity-gradientestablished

Matrix context

D = disequilibrium row · C = coupling family column. A cell reads the state of the atlas for that pair.

D.03 × C.22 · Concentration gradient × Osmotic / salinity-gradient · Established
family: Osmotic / salinity-gradient (C.22)

Enumerated routes through this · 1

Cited sources · 3

  1. [1]
    S. Loeb. Osmotic power plants (1975)
    Science 189, 654–655 · doi:10.1126/science.189.4203.654 · crossref ✓ 2026-09-19 · record
  2. [2]
    A. J. Bard, L. R. Faulkner. Electrochemical Methods: Fundamentals and Applications (2nd ed.) (2001)
    Wiley · book, no DOI · record
  3. [3]
    B. E. Logan, M. Elimelech. Membrane-based processes for sustainable power generation using water (2012)
    Nature 488, 313–319 · doi:10.1038/nature11477 · crossref ✓ 2026-09-19 · record

Cite this entity

Physical Transformation Atlas (2026). entity phenomenon:osmosis: Osmosis. Dataset revision rbfbfcbb70e57 (hash of the canonical data). https://physical-transformation-atlas.wldud5192.workers.dev/phenomenon/osmosis

Ids and matrix addresses are stable across revisions; the revision hash identifies the exact canonical files the record was compiled from and is meta.data_hash in every /api export. Reuse terms: see the license field in any export.