Research areas

  1. Published

    Properties of melting  3He: specific heat, entropy, latent heat and temperature

    Halperin, W. P., Rasmussen, F. B., Archie, C. N. & Richardson, R. C., 1978, In : Journal of Low Temperature Physics. 31, p. 617

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Specific heat of normal and superfluid 3He on the melting curve

    Halperin, W. P., Archie, C. N., Rasmussen, F. B., Alvesalo, T. & Richardson, R. C., 1 Mar 1976, In : Physical Review B. Condensed Matter and Materials Physics. 13, p. 2124-2131 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Pelargonium boranense sp. nov. (Geraniaceae)

    Friis, Ib & Gilbert, M. G., 1976, In : Flowering Plants of Africa. 43, p. Tab. 1705 + 4 pp. text

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Omkring en berømt dansk botaniker i Indien [Nathanael Wallich]

    Friis, Ib & Hamann, O. J., 1976, In : Naturens Verden. 1976, 12, p. 393-408

    Research output: Contribution to journalJournal articleCommunication

  5. Published

    Progress made in the botanical exploration of Africa: Ethiopia

    Friis, Ib, 1976, In : Boissiera. 24, p. 599-599

    Research output: Contribution to journalJournal articleResearch

  6. Published

    Studies in the genus Haemanthus (Amaryllidaceae) IV. Division of the genus into Haemanthus s. str. and Scadoxus, with notes on Haemanthus s. str

    Friis, Ib & Nordal, I., 1976, In : Norwegian Journal of Botany. 23, p. 63-77

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Thermodynamic temperature scale derived from measurements of 3He latent heat

    Rasmussen, F. B., Halperin, W. P., Archie, C. N. & Richardson, R. C., 24 Mar 1975, In : Physical Review Letters. 34, 12, p. 718-721 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Linociera giordanoi (Oleaceae) - the correct name for a widespread African species

    Friis, Ib, 1975, In : Kew Bulletin. 30, p. 16-16

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    The giant species of Cirsium (Asteraceae) in S Ethiopia

    Friis, Ib, 1975, In : Norwegian Journal of Botany. 22, p. 201 - 207

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    The two alternative systems of nomenclature proposed and used for orchids by Du Petit-Thouars

    Friis, Ib & Rasmussen, Finn N., 1975, In : Taxon. 24, p. 307-318

    Research output: Contribution to journalJournal articleResearchpeer-review