Search Results - "Nuñez Portela, M"

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  1. 1

    Entangled Two Photon Absorption Cross Section on the 808 nm Region for the Common Dyes Zinc Tetraphenylporphyrin and Rhodamine B by Villabona-Monsalve, Juan P, Calderón-Losada, Omar, Nuñez Portela, M, Valencia, Alejandra

    “…We report the measurement of the entangled two-photon absorption (ETPA) cross section, σ E , at 808 nm on organic chromophores in solution in a low photon flux…”
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    Journal Article
  2. 2

    Towards a precise measurement of atomic parity violation in a single Ra+ ion by Nuñez Portela, M., van den Berg, J. E., Bekker, H., Böll, O., Dijck, E. A., Giri, G. S., Hoekstra, S., Jungmann, K., Mohanty, A., Onderwater, C. J. G., Santra, B., Schlesser, S., Timmermans, R. G. E., Versolato, O. O., Wansbeek, L. W., Willmann, L., Wilschut, H. W.

    Published in Hyperfine interactions (01-03-2013)
    “…A single trapped Ra  +  ( Z  = 88) ion provides a very promising route towards a most precise measurement of Atomic Parity Violation (APV), since APV effects…”
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  3. 3

    Ra+ ion trapping: toward an atomic parity violation measurement and an optical clock by Nuñez Portela, M., Dijck, E. A., Mohanty, A., Bekker, H., van den Berg, J. E., Giri, G. S., Hoekstra, S., Onderwater, C. J. G., Schlesser, S., Timmermans, R. G. E., Versolato, O. O., Willmann, L., Wilschut, H. W., Jungmann, K.

    “…A single Ra + ion stored in a Paul radio frequency ion trap has excellent potential for a precision measurement of the electroweak mixing angle at low momentum…”
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    Determination of transition frequencies in a single $^{138}$Ba$^{+}$ ion by Dijck, E. A, Portela, M. Nuñez, Grier, A. T, Jungmann, K, Mohanty, A, Valappol, N, Willmann, L

    Published 06-04-2015
    “…Phys. Rev. A 91, 060501(R) (2015) Transition frequencies between low-lying energy levels in a single trapped $^{138}$Ba$^{+}$ ion have been measured with laser…”
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    A gas cell for stopping, storing and polarizing radioactive particles by Sytema, A, Berg, J. E. van den, Böll, O, Chernowitz, D, Dijck, E. A, Grasdijk, J. O, Hoekstra, S, Jungmann, K, Mathavan, S. C, Meinema, C, Mohanty, A, Müller, S. E, Portela, M. Nuñez, Onderwater, C. J. G, Pijpker, C, Willmann, L, Wilschut, H. W

    Published 13-01-2016
    “…Nucl. Instrum. Methods Phys. Res. A 822 (2016) 77 A radioactive beam of 20Na is stopped in a gas cell filled with Ne gas. The stopped particles are polarized…”
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  9. 9

    First Test of Lorentz Invariance in the Weak Decay of Polarized Nuclei by Müller, S. E, Dijck, E. A, Bekker, H, Berg, J. E. van den, Böll, O, Hoekstra, S, Jungmann, K, Meinema, C, Noordmans, J. P, Portela, M. Nuñez, Onderwater, C. J. G, Pijpker, C, van der Poel, A. P. P, Santra, B, Sytema, A, Timmermans, R. G. E, Versolato, O. O, Willmann, L, Wilschut, H. W, Yai, K

    Published 25-10-2013
    “…Phys. Rev. D 88, 071901 (2013) A new test of Lorentz invariance in the weak interactions has been made by searching for variations in the decay rate of…”
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    Hyperfine structure of the 6 d D 3 / 2 2 level in trapped short-lived 211, 209Ra + ions by Versolato, O.O., Giri, G.S., van den Berg, J.E., Böll, O., Dammalapati, U., van der Hoek, D.J., Hoekstra, S., Jungmann, K., Kruithof, W.L., Müller, S., Nuñez Portela, M., Onderwater, C.J.G., Santra, B., Timmermans, R.G.E., Wansbeek, L.W., Willmann, L., Wilschut, H.W.

    Published in Physics letters. A (2011)
    “…The hyperfine structure of short-lived trapped 211,209Ra + ions was investigated by means of laser spectroscopy. The hyperfine structure constants A and B of…”
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    Test of Lorentz invariance in $\beta$ decay of polarized $^{20}\text{Na} by Sytema, A, Berg, J. E. van den, Böll, O, Chernowitz, D, Dijck, E. A, Grasdijk, J. O, Hoekstra, S, Jungmann, K, Mathavan, S. C, Meinema, C, Mohanty, A, Müller, S. E, Noordmans, J. P, Portela, M. Nuñez, Onderwater, C. J. G, Pijpker, C, Timmermans, R. G. E, Vos, K. K, Willmann, L, Wilschut, H. W

    Published 12-08-2016
    “…Phys. Rev. C 94, 025503 (2016) We search for a dependence of the lifetime of $^{20}\text{Na}$ nuclei on the nuclear spin direction. Such a directional…”
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