Search Results - "Nuñez Portela, M"
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Entangled Two Photon Absorption Cross Section on the 808 nm Region for the Common Dyes Zinc Tetraphenylporphyrin and Rhodamine B
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (19-10-2017)“…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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Towards a precise measurement of atomic parity violation in a single Ra+ ion
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
Ra+ ion trapping: toward an atomic parity violation measurement and an optical clock
Published in Applied physics. B, Lasers and optics (2014)“…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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4
A gas cell for stopping, storing and polarizing radioactive particles
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (21-06-2016)“…A radioactive beam of 20Na is stopped in a gas cell filled with Ne gas. The stopped particles are polarized by optical pumping. The degree of polarization that…”
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Determination of transition frequencies in a single Ba + 138 ion
Published in Physical review. A, Atomic, molecular, and optical physics (04-06-2015)Get full text
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Determination of transition frequencies in a single $^{138}$Ba$^{+}$ ion
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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First test of Lorentz invariance in the weak decay of polarized nuclei
Published in Physical review. D, Particles, fields, gravitation, and cosmology (15-10-2013)“…A new test of Lorentz invariance in the weak interactions has been made by searching for variations in the decay rate of spin-polarized super(20)Na nuclei…”
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A gas cell for stopping, storing and polarizing radioactive particles
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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First Test of Lorentz Invariance in the Weak Decay of Polarized Nuclei
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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10
Hyperfine structure of the level in trapped short-lived 211, 209Ra+ ions
Published in Physics letters. A (01-08-2011)Get full text
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Hyperfine structure of the 6 d D 3 / 2 2 level in trapped short-lived 211, 209Ra + ions
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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Isotope shifts of the 6 d 2 D 3 / 2 – 7 p 2 P 1 / 2 transition in trapped short-lived 209 − 214 Ra
Published in Physical review. A, Atomic, molecular, and optical physics (01-08-2011)Get full text
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Test of Lorentz invariance in $\beta$ decay of polarized $^{20}\text{Na}
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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Isotope Shifts of the $6d\,^2$D$_{3/2}\,$ - $7p\,^2$P$_{1/2}\,$ Transition in Trapped Short-Lived $^{209-214}$Ra
Published 03-08-2011“…Phys. Rev. A 84, 020503(R) (2011) Laser spectroscopy of short-lived radium isotopes in a linear Paul trap has been performed. The isotope shifts of the…”
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Dispositivos fijos en paracentesis. Mejorando la calidad de vida
Published in Medicina paliativa (01-11-2008)Get full text
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Isotope shifts of the 6d{sup 2} D{sub 3/2}-7 p{sup 2} P{sub 1/2} transition in trapped short-lived {sup 209-214}Ra{sup +}
Published in Physical review. A, Atomic, molecular, and optical physics (15-08-2011)“…Laser spectroscopy of short-lived radium isotopes in a linear Paul trap has been performed. The isotope shifts of the 6d{sup 2} D{sub 3/2} -7 p{sup 2} P{sub…”
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