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Results: 7
Number of items: 7
  • Borodi, G., Bratu, I., Dragan, F., Peschar, R., Helmholdt, R. B., & Hernanz, A. (2008). Spectroscopic investigations and crystal structure from synchrotron powder data of the inclusion complex of β-cyclodextrin with atenolol. Spectrochimica acta. Part A: Molecular and biomolecular spectroscopy, 70(5), 1041-1048. https://doi.org/10.1016/j.saa.2007.10.021
  • Helmholdt, R. B., Sonneveld, E. J., Vande Velde, C. M. L., Blockhuys, F., Lenstra, A. T. H., Geise, H. J., & Peschar, R. (2007). Structures of tetrabromothiophene and tetrabromoselenophene: the influence of the heteroatom on the heterophene packing. Acta Crystallographica. Section B-Structural Science, B63(5), 783-790.
  • Helmholdt, R. B., Goubitz, K., Sonneveld, E. J., & Schenk, H. (2003). Pr4Ge3S12: structure determination from powder diffraction data. Acta Crystallographica. Section E-Structure Reports Online, 59, i119-i121. https://doi.org/10.1107/S1600536803015162
  • Helmholdt, R. B., Peschar, R., & Schenk, H. (2002). Structure of C-15-, C-17- and C-19-mono-acid beta-triacylglycerols. Acta Crystallographica. Section B-Structural Science, 58, 134-139. https://doi.org/10.1107/S0108768101016330
  • Helmholdt, R. B., Sonneveld, E. J., Chernyshev, V., & Schenk, H. (2001). The crystal structure of sodium oxamate NaC2O3NH2 from powder diffraction data. Kristall, 216, 295-297.
  • Helmholdt, R. B., Sonneveld, E. J., & Schenk, H. (1999). The crystal structure of sodium selenite Na2SeO3 from powder diffraction data. Zeitschrift für Kristallographie, 214(3), 151-153. https://doi.org/10.1524/zkri.1999.214.3.151
  • Open Access
    Meier, R. J., & Helmholdt, R. B. (1984). Neutron-diffraction study of α- and β-oxygen. Physical Review. B, Condensed Matter, 29(3), 1387-1393. https://doi.org/10.1103/PhysRevB.29.1387
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