Lise Nygaard

Most-cited papers

1. Structure of fluorobenzene

   Lise Nygaard, I. Bojesen, Thorvald Pedersen, J. Rastrup-Andersen

   1968187 citations

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2. Microwave spectra of the six monodeuteriophenols. Molecular structure, dipole moment, and barrier to internal rotation of phenol

   Thorvald Pedersen, N. Larsen, Lise Nygaard

   1969131 citations Open access

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3. Microwave spectra of isotopic benzonitriles. Refined molecular structure of benzonitrile

   J. Casado, Lise Nygaard, G. Sørensen

   1971120 citations

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4. Microwave spectrum and planarity of nitrobenzene

   J. Høg, Lise Nygaard, G. Sørensen

   197187 citations

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5. Microwave spectra of isotopic pyrazoles and molecular structure of pyrazole

   Lise Nygaard, D. Christen, J. Nielsen, Ejner Pedersen +3 more

   197469 citations

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6. Microwave spectra of isotopic thiazoles. Molecular structure and 14N quadrupole coupling constants of thiazole

   Lise Nygaard, E. Asmussen, J. Høg, R. Maheshwari +4 more

   197166 citations

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7. A revised structure of ethyl fluoride

   Lise Nygaard

   196659 citations

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8. Microwave spectra of isotopic cyclobutenes: Molecular structure of cyclobutene

   B. Bak, J. J. Led, Lise Nygaard, J. Rastrup-Andersen +1 more

   196958 citations

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9. The Molecular Structure and Tautomer Equilibrium of Gaseous 1,2,3-Triazole Studied by Microwave Spectroscopy, Electron Diffraction and Ab Initio Calculations

   M. Bertrup, C. Nielsen, Lise Nygaard, S. Samdal +2 more

   198845 citations Open access

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10. Microwave spectra and dipole moments of 1,2-difluorobenzene and 1,3-difluorobenzene

    Lise Nygaard, Eric R. Hansen, R.Lykke Hansen, J. Rastrup-Andersen +1 more

    196743 citations

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11. Microwave Spectrum, Molecular Structure, Barrier to Internal Rotation, and Dipole Moment of Methylketene

    B. Bak, J. Christiansen, Kaj Kunstmann, Lise Nygaard +1 more

    196637 citations

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12. Determination of molecular structure by isotopic substitution in molecules with geometrically equivalent atoms

    Lise Nygaard

    197630 citations

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13. Microwave spectra of isotopic 1, 3, 4-oxadiazoles: Molecular structure, 14N quadrupole coupling constants, and centrifugal distortion constants of 1,3,4-oxadiazole

    Lise Nygaard, R.Lykke Hansen, Jørgen Tormod Noelsen, J. Rastrup-Andersen +2 more

    197230 citations

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14. Microwave spectra of isotopic 1,3,4-thiadiazoles. Molecular structure of 1,3,4-thiadiazole

    B. Bak, Lise Nygaard, E. Pedersen, J. Rastrup-Andersen

    196630 citations

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15. Nuclear quadrupole coupling and centrifugal distortion in the microwave spectrum of 1,3,4-thiadiazole

    Lise Nygaard, R.Lykke Hansen, G. Sørensen

    197123 citations

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16. Microwave spectrum and dipole moment of 1,3,4-oxadiazole

    B. Bak, J. Nielsen, O. Nielsen, Lise Nygaard +2 more

    196619 citations

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17. Microwave spectrum of 1-deuterio-1,2,3-triazole

    G. Sørensen, Lise Nygaard, M. Begtrup

    19748 citations

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18. Nuclear Quadrupole Effect on Rotational Levels of a Molecule with Two Nuclei Having Spins of 52

    J. Rigden, Lise Nygaard

    19665 citations

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19. Conformation of furfurylamine studied by microwave spectra of five deuterated isotopomers of furfurylamine

    I. Hedgecock, N. Larsen, Lise Nygaard, Thorvald Pedersen +1 more

    19903 citations

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20. Structure and electric dipole moment of 1,6-dioxa-2,5-diaza-6aλ4-thiapentalene from microwave spectra

    N. Larsen, Lise Nygaard, T. Pedersen, C. Pedersen +1 more

    19843 citations

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21. Acid-catalyzed hydration of cyclopentene

    M. Lajunen, R. Laaksonen, Lise Nygaard, S. Samdal +5 more

    19882 citations Open access

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22. Low Resolution Microwave Spectra (LRMW) of 1,3-Dichloroacetone, a Conformational Study.

    H. Karlsson, J. Nielsen, Lise Nygaard, K. J. Sorensen

    19762 citations Open access

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23. Study of nitrogen‐14 pure nuclear quadrupole resonance in 1,3,4‐oxadiazole

    L. Guibé, M. Gourdji, A. Péneau, Lise Nygaard

    19742 citations

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24. Disappearance of the Sodium---Electron Pair Formed Upon Photolysis of Sodium Pyrenide.

    G. Ramme, Kjell-Åke Engdahl, Lise Nygaard, Kirsten Sørensen

    19761 citations Open access

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25. COMMENT ON BROADBAND MICROWAVE INVESTIGATIONS ON MONOBROMOSTYRENES

    Lise Nygaard, I. Trabjerg, E. Svendsen, T. Østvold +2 more

    19741 citations Open access

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26. Model Computations on Transition States in the Proton Abstraction from Carbon Acids. Influence of Coupling of Atomic Motions on the Importance of Tunnelling and on the Reduced Mass Along the Reaction Co-ordinate.

    L. Melander, N. Bergman, Lise Nygaard, Kirsten Sørensen

    19760 citations Open access

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27. On the Photochemical Behaviour of Radiation Produced Trapped Electrons in an Alcohol/Water Glass.

    J. Moan, Kjell-Åke Engdahl, Lise Nygaard, Kirsten Sørensen

    19760 citations Open access

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28. MICROWAVE SPECTRA OF ((13)C) AND ((15)N) PYRIDINE N-OXIDES AND A PRELIMINARY RING STRUCTURE

    Ole Snerling, C. Nielsen, Lise Nygaard, E. Pedersen +1 more

    19750 citations

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29. MIKROWELLENSPEKTRUM UND OLANARITAET VON NITROBENZOL

    Jens H. Høg, Lise Nygaard, G. Sørensen

    19710 citations

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