Heloisa Nunes Bordallo

Heloisa Nunes Bordallo

Associate Professor

Member of:

    ORCID: 0000-0003-0750-0553

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    101 - 150 out of 168Page size: 50
    1. 2010
    2. Published

      High-pressure Raman spectra of racemate dl-alanine crystals

      Belo, E. A., Lima, J. A., Freire, P. T. C., Melo, F. E. A., Filho, J. M., Nunes Bordallo, Heloisa & Polian, A., 18 Nov 2010, In: Vibrational Spectroscopy. 54, 2, p. 107-111 5 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    3. Cracks and pores - Their roles in the transmission of water confined in cementitious materials

      Nunes Bordallo, Heloisa, Aldridge, L. P., Wuttke, J., Fernando, K., Bertram, W. K. & Pardo, L. C., 1 Oct 2010, In: European Physical Journal: Special Topics. 189, 1, p. 197-203 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    4. Published

      Low-temperature Raman spectra of racemate DL-Alanine crystals

      Lima, J. A., Freire, P. T. C., Melo, F. E. A., Mendes Filho, J., de Sousa, G. P., Lima, R. J. C., Façanha Filho, P. F. & Nunes Bordallo, Heloisa, 1 Jul 2010, In: Journal of Raman Spectroscopy. 41, 7, p. 808-813 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    5. Observation of subtle dynamic transitions by a combination of neutron scattering, X-ray diffraction and DSC: A case study of the monoclinic l-cysteine

      Nunes Bordallo, Heloisa, Boldyreva, E. V., Fischer, J., Koza, M. M., Seydel, T., Minkov, V. S., Drebushchak, V. A. & Kyriakopoulos, A., 1 May 2010, In: Biophysical Chemistry. 148, 1-3, p. 34-41 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    6. Concrete and cement paste studied by quasi-elastic neutron scattering

      Nunes Bordallo, Heloisa & Aldridge, L. P., 10 Mar 2010, In: Zeitschrift fur Physikalische Chemie. 224, 1-2, p. 183-200 18 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    7. 2009

    8. Raman and neutron scattering study of partially deuterated l-alanine: Evidence of a solid-solid phase transition

      De Souza, J. M., Freire, P. T. C., Argyriou, D. N., Stride, J. A., Barthès, M., Kalceff, W. & Nunes Bordallo, Heloisa, 21 Dec 2009, In: ChemPhysChem. 10, 18, p. 3337-3343 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    9. Hindered water motions in hardened cement pastes investigated over broad time and length scales

      Nunes Bordallo, Heloisa, Aldridge, L. P., Fouquet, P., Pardo, L. C., Unruh, T., Wuttke, J. & Yokaichiya, F., 28 Oct 2009, In: ACS Applied Materials and Interfaces. 1, 10, p. 2154-2162 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    10. The 14th International clay conference (XIV ICC)

      Nunes Bordallo, Heloisa, 7 Sep 2009, In: Powder Diffraction. 24, 3, p. 274-275 2 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    11. High-pressure Raman spectra of deuterated L-alanine crystal

      Gonçalves, R. O., Freire, P. T. C., Nunes Bordallo, Heloisa, Lima, J. A., Melo, F. E. A., Mendes Filho, J., Argyriou, D. N. & Lima, R. J. C., 1 Aug 2009, In: Journal of Raman Spectroscopy. 40, 8, p. 958-963 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    12. Raman and magnetic susceptibility studies of hexagonal elpasolite Cs2NaAlF6:Cr3+

      Sosman, L. P., Yokaichiya, F. & Nunes Bordallo, Heloisa, 1 Jul 2009, In: Journal of Magnetism and Magnetic Materials. 321, 14, p. 2210-2215 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    13. Spin-driven phase transitions in ZnCr2 Se4 and ZnCr2 S4 probed by high-resolution synchrotron x-ray and neutron powder diffraction

      Yokaichiya, F., Krimmel, A., Tsurkan, V., Margiolaki, I., Thompson, P., Nunes Bordallo, Heloisa, Buchsteiner, A., Stüßer, N., Argyriou, D. N. & Loidl, A., 27 Feb 2009, In: Physical Review B. 79, 6, 064423.

      Research output: Contribution to journal › Journal article › Research › peer-review

    14. Decisions on the European Spallation Source

      Argyriou, D. N. & Nunes Bordallo, Heloisa, 1 Jan 2009, In: Nature Materials. 8, 6, 1 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    15. 2008

    16. Quasi-elastic neutron scattering studies on clay interlayer-space highlighting the effect of the cation in confined water dynamics

      Nunes Bordallo, Heloisa, Aldridge, L. P., Churchman, G. J., Gates, W. P., Telling, M. T. F., Kiefer, K., Fouquet, P., Seydel, T. & Kimber, S. A. J., 11 Sep 2008, In: Journal of Physical Chemistry C. 112, 36, p. 13982-13991 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    17. Structural and magnetic properties of the ferroelectric magnet BaMn1-x Znx F4, a site diluted square-lattice two-dimensional Heisenberg antiferromagnet with S= 5 2

      Veira, J. R., Argyriou, D. N., Kiefer, K., Wolter, A. U. B., Alber, D., Meissner, M., Almairac, R., Reehuis, M. & Nunes Bordallo, Heloisa, 7 Aug 2008, In: Physical Review B - Condensed Matter and Materials Physics. 78, 5, 054104.

      Research output: Contribution to journal › Journal article › Research › peer-review

    18. Structure-property relationships in the crystals of the smallest amino acid: An incoherent inelastic neutron scattering study of the glycine polymorphs

      Nunes Bordallo, Heloisa, Boldyreva, E. V., Buchsteiner, A., Koza, M. M. & Landsgesell, S., 24 Jul 2008, In: Journal of Physical Chemistry B. 112, 29, p. 8748-8759 12 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    19. Dynamics of water in NaxCoO2·yH2O

      Jalarvo, N., Nunes Bordallo, Heloisa, Aliouane, N., Adams, M. A., Pieper, J. & Argyriou, D. N., 24 Jan 2008, In: Journal of Physical Chemistry B. 112, 3, p. 703-709 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    20. Primary spectrometer neutron optics simulations for a new cold neutron backscattering spectrometer

      Nunes Bordallo, Heloisa, Frick, B., Schober, H. & Seydel, T., 1 Jan 2008, In: Journal of Neutron Research. 16, 1-2, p. 39-54 16 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    21. 2007

    22. Erratum: Different dynamics of chiral and racemic (L- and DL-) serine crystals: Evidenced by incoherent inelastic neutron and Raman scattering (Journal of American Chemical Society (2007) 129, (10984-10985))

      Nunes Bordallo, Heloisa, Kolesov, B. A., Boldyreva, E. V. & Juranyi, F., 7 Nov 2007, In: Journal of the American Chemical Society. 129, 44, 1 p.

      Research output: Contribution to journal › Comment/debate › Research › peer-review

    23. Different dynamics of chiral and racemic (L- and DL-) serine crystals: Evidenced by incoherent inelastic neutron and Raman scattering

      Nunes Bordallo, Heloisa, Kolesov, B. A., Boldyreva, E. V. & Juranyi, F., 12 Sep 2007, In: Journal of the American Chemical Society. 129, 36, p. 10984-10985 2 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    24. Hydrogen in N-methylacetamide: Positions and dynamics of the hydrogen atoms using neutron scattering

      Nunes Bordallo, Heloisa, Argyriou, D. N., Barthès, M., Kalceff, W., Rols, S., Herwig, K. W., Fehr, C., Juranyi, F. & Seydel, T., 12 Jul 2007, In: Journal of Physical Chemistry B. 111, 27, p. 7725-7734 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    25. Structural isotopic effects in the smallest chiral amino acid: Observation of a structural phase transition in fully deuterated alanine

      De Souza, J. M., Freire, P. T. C., Nunes Bordallo, Heloisa & Argyriou, D. N., 17 May 2007, In: Journal of Physical Chemistry B. 111, 19, p. 5034-5039 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    26. In situ X-ray and neutron diffraction study of lipid membrane swelling

      Cavalcanti, L. P., Haas, H., Nunes Bordallo, Heloisa, Konovalov, O., Gutberlet, T. & Fragneto, G., 1 Feb 2007, In: European Physical Journal: Special Topics. 141, 1, p. 217-221 5 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    27. Rotational motion of the water molecules in the superconductor Na0.28CoO2·yH2O

      Jalarvo, N., Aliouane, N., Nunes Bordallo, Heloisa, Milne, C. J., Veira, J. R. & Argyriou, D. N., 1 Feb 2007, In: European Physical Journal: Special Topics. 141, 1, p. 69-72 4 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    28. 2006

    29. How IN16 can maintain a world-leading position in neutron backscattering spectrometry

      Frick, B., Nunes Bordallo, Heloisa, Seydel, T., Barthélémy, J. F., Thomas, M., Bazzoli, D. & Schober, H., 15 Nov 2006, In: Physica B: Condensed Matter. 385-386, p. 1101-1103 3 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    30. Photoluminescence and optical absorption of Cs2NaScF 6: Cr3+

      Sosman, L. P., Da Fonseca, R. J. M., Tavares, A. D., Nakaema, M. K. K. & Nunes Bordallo, Heloisa, 1 May 2006, In: Journal of Fluorescence. 16, 3, p. 317-323 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    31. Using Fermi choppers to shape the neutron pulse

      Peters, J., Champion, J. D. M., Zsigmond, G., Nunes Bordallo, Heloisa & Mezei, F., 15 Feb 2006, In: Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 557, 2, p. 580-584 5 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    32. 2004

    33. Quasi-elastic neutron scattering study of dimethyl-sulfoxide-water mixtures: Probing molecular mobility in a nonideal solution

      Nunes Bordallo, Heloisa, Herwig, K. W., Luther, B. M. & Levinger, N. E., 22 Dec 2004, In: Journal of Chemical Physics. 121, 24, p. 12457-12464 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    34. Neutron instrument simulation and optimization using the software package VITESS

      Lieutenant, K., Zsigmond, G., Manoshin, S., Fromme, M., Nunes Bordallo, Heloisa, Champion, J. D. M., Peters, J. & Mezei, F., 1 Dec 2004, In: Proceedings of SPIE - The International Society for Optical Engineering. 5536, p. 134-145 12 p., 17.

      Research output: Contribution to journal › Conference article › Research › peer-review

    35. A survey of simulations of complex neutronic systems by VITESS

      Zsigmond, G., Lieutenant, K., Manoshin, S., Nunes Bordallo, Heloisa, Champion, J. D. M., Peters, J., Carpenter, J. M. & Mezei, F., 21 Aug 2004, In: Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 529, 1-3 SPEC. ISS., p. 218-222 5 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    36. Benchmark simulation of a Fermi-chopper instrument

      Nunes Bordallo, Heloisa, Zsigmond, G. & Champion, J. D. M., 15 Jul 2004, In: Physica B: Condensed Matter. 350, 1-3 SUPPL. 1, p. E717-E719

      Research output: Contribution to journal › Journal article › Research › peer-review

    37. Dynamical disorder and reorientation of the CH3 groups in N-methylacetamide

      Rols, S., Nunes Bordallo, Heloisa, Herwig, K. W. & Barthès, M., 15 Jul 2004, In: Physica B: Condensed Matter. 350, 1-3 SUPPL. 1

      Research output: Contribution to journal › Journal article › Research › peer-review

    38. Water dynamics in cement pastes

      Aldridge, L. P., Nunes Bordallo, Heloisa & Desmedt, A., 15 Jul 2004, In: Physica B: Condensed Matter. 350, 1-3 SUPPL. 1

      Research output: Contribution to journal › Journal article › Research › peer-review

    39. S=1/2 ising behavior in the two-dimensional molecular magnet Fe(NCS) 2(pyrazine)2

      Nunes Bordallo, Heloisa, Chapon, L., Manson, J. L., Hernández-Velasco, J., Ravot, D., Reiff, W. M. & Argyriou, D. N., 1 Jun 2004, In: Physical Review B - Condensed Matter and Materials Physics. 69, 22, 224405.

      Research output: Contribution to journal › Journal article › Research › peer-review

    40. Micro-transitions or breathers in L-alanine?

      Barthes, M., Nunes Bordallo, Heloisa, Dénoyer, F., Lorenzo, J. E., Zaccaro, J., Robert, A. & Zontone, F., 1 Feb 2004, In: European Physical Journal B. 37, 3, p. 375-382 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    41. 2003

    42. Structural and magnetic behavior of a quasi-1D antiferromagnetic chain compound Cu(NCS)2(pyz)

      Nunes Bordallo, Heloisa, Chapon, L., Manson, J. L., Ling, C. D., Qualls, J. S., Hall, D. & Argyriou, D. N., 15 Jul 2003, In: Polyhedron. 22, 14-17, p. 2045-2049 5 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    43. Inelastic neutron scattering studies of TbNiAlH1.4 and UNiAlH2.0 hydrides

      Nunes Bordallo, Heloisa, Kolesnikov, A. I., Kolomiets, A. V., Kalceff, W., Nakotte, H. & Eckert, J., 7 May 2003, In: Journal of Physics Condensed Matter. 15, 17, p. 2551-2559 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    44. Spin ordering in the mixed-ligand antiferromagnet Mn(dca)2(pyrazine)

      Manson, J. L., Chapon, L. C., Nunes Bordallo, Heloisa, Feyerherm, R., Argyriou, D. N. & Loose, A., 1 Apr 2003, In: Journal of Magnetism and Magnetic Materials. 260, 3, p. 462-466 5 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    45. 2002
    46. Published

      Structure determination and a vibrational study for the hexagonal elpasolite Cs2NaGaF6:Cr3+

      Nunes Bordallo, Heloisa, Wang, X., Hanif, K. M., Strouse, G. F., Da Fonseca, R. J. M., Sosman, L. P. & Tavares, A. D., 2 Dec 2002, In: Journal of Physics Condensed Matter. 14, 47, p. 12383-12389 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    47. Magnetic ordering and spin excitations in Mn(dca)2(pyz) [dca = N (CN)2-, pyz = pyrazine]

      Manson, J. L., Nunes Bordallo, Heloisa, Lynn, J. W., Huang, Q., Feyerherm, R., Loose, A., Chapon, L. & Argyriou, D. N., 1 Dec 2002, In: Applied Physics A. 74, SUPPL.I, p. 722-724

      Research output: Contribution to journal › Journal article › Research › peer-review

    48. Spin excitations in 3D molecular magnets probed by neutron scattering

      Nunes Bordallo, Heloisa, Chapon, L. C., Cook, J. C., Copley, J. R. D., Goremychkin, E., Kern, S., Lee, S. H., Yildirim, T. & Manson, J. L., 1 Dec 2002, In: Applied Physics A: Materials Science and Processing. 74, SUPPL.I

      Research output: Contribution to journal › Journal article › Research › peer-review

    49. Analytical calculations and Monte-Carlo simulations of a high-resolution backscattering spectrometer for the long wavelength target station at the Spallation neutron source

      Nunes Bordallo, Heloisa, Herwig, K. W. & Zsigmond, G., 21 Sep 2002, In: Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 491, 1-2, p. 216-225 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    50. Glass transition in the polaron dynamics of colossal magnetoresistive manganites

      Argyriou, D. N., Lynn, J. W., Osborn, R., Campbell, B., Mitchell, J. F., Ruett, U., Nunes Bordallo, Heloisa, Wildes, A. & Ling, C. D., 15 Jul 2002, In: Physical Review Letters. 89, 3, 4 p., 036401.

      Research output: Contribution to journal › Journal article › Research › peer-review

    51. Breathers or structural instability in solid L-alanine: A new IR and inelastic neutron scattering vibrational spectroscopic study

      Barthes, M., Fahre Vik, A., Spire, A., Nunes Bordallo, Heloisa & Eckert, J., 30 May 2002, In: Journal of Physical Chemistry A. 106, 21, p. 5230-5241 12 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    52. 2001

    53. Structural and vibrational study of chromium doped elpasolite crystals Cs2NaAlF6

      Nunes Bordallo, Heloisa, Henning, R. W., Sosman, L. P., Da Fonseca, R. J. M., Tavares, A. D., Hanif, K. M. & Strouse, G. F., 1 Sep 2001, In: Journal of Chemical Physics. 115, 9, p. 4300-4305 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    54. 2000

    55. Interplay of spin and orbital ordering in the layered colossal magnetoresistance manganite La2-2xSr1+2xMn2O7 (0.5≤x≤ 1.0)

      Ling, C. D., Millburn, J. E., Mitchell, J. F., Argyriou, D. N., Linton, J. & Nunes Bordallo, Heloisa, 1 Dec 2000, In: Physical Review B - Condensed Matter and Materials Physics. 62, 22, p. 15096-15111 16 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    56. Published

      Structural and magnetic states in layered manganites: An expanding view of the phase diagram

      Mitchell, J. F., Millburn, J. E., Ling, C., Argyriou, D. N. & Nunes Bordallo, Heloisa, 1 Dec 2000, In: Materials Research Society Symposium - Proceedings. 602, p. 315-326 12 p.

      Research output: Contribution to journal › Conference article › Research › peer-review

    57. Vibrational analysis of the elpasolites Cs2NaAlF6 and Cs2NaGaF6 doped with Cr3+ ions by fluorescence spectroscopy

      Da Fonseca, R. J. M., Sosman, L. P., Dias Tavares, A. & Nunes Bordallo, Heloisa, 1 Dec 2000, In: Journal of Fluorescence. 10, 4, p. 375-381 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    58. Magnetism in single-crystalline CePtSn

      Nakotte, H., Chang, S., Torikachvili, M. S., Nunes Bordallo, Heloisa, Lacerda, A. H. & Takabatake, T., 1 Jun 2000, In: Physica B: Condensed Matter. 281-282, p. 103-104 2 p.

      Research output: Contribution to journal › Conference article › Research › peer-review

    59. Magnetic properties and crystal structure of HoNiAl and UNiAl hydrides

      Kolomiets, A. V., Havela, L., Rafaja, D., Nunes Bordallo, Heloisa, Nakotte, H., Yartys, V. A., Hauback, B. C., Drulis, H., Iwasieczko, W. & DeLong, L. E., 1 May 2000, In: Journal of Applied Physics. 87, 9 III, p. 6815-6817 3 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    60. Magnetism in some [formula omitted] solid solutions [formula omitted] metal)

      Chang, S., Nakotte, H., Andreev, A. V., Nunes Bordallo, Heloisa, Havela, L., Sechovsky, V. & Torikachvili, M. S., 1 May 2000, In: Journal of Applied Physics. 87, 9, p. 6812-6814 3 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

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