61,856 research outputs found

    Evidence for the decay B0→J/ψω and measurement of the relative branching fractions of meson decays to J/ψη and J/ψη′

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    First evidence of the B 0 → J / ψ ω decay is found and the B s 0 → J / ψ η and B s 0 → J / ψ η ′ decays are studied using a dataset corresponding to an integrated luminosity of 1.0 fb -1 collected by the LHCb experiment in proton-proton collisions at a centre-of-mass energy of sqrt(s) = 7 TeV. The branching fractions of these decays are measured relative to that of the B 0 → J / ψ ρ 0 decay:frac(B (B 0 → J / ψ ω), B (B 0 → J / ψ ρ 0)) = 0.89 ± 0.19 (stat) - 0.13 + 0.07 (syst),frac(B (B s 0 → J / ψ η), B (B 0 → J / ψ ρ 0)) = 14.0 ± 1.2 (stat) - 1.5 + 1.1 (syst) - 1.0 + 1.1 (frac(f d, f s)),frac(B (B s 0 → J / ψ η ′), B (B 0 → J / ψ ρ 0)) = 12.7 ± 1.1 (stat) - 1.3 + 0.5 (syst) - 0.9 + 1.0 (frac(f d, f s)), where the last uncertainty is due to the knowledge of f d / f s, the ratio of b-quark hadronization factors that accounts for the different production rate of B 0 and B s 0 mesons. The ratio of the branching fractions of B s 0 → J / ψ η ′ and B s 0 → J / ψ η decays is measured to befrac(B (B s 0 → J / ψ η ′), B (B s 0 → J / ψ η)) = 0.90 ± 0.09 (stat) - 0.02 + 0.06 (syst)

    Dataset for Low-loss silicon core fibre platform for mid-infrared nonlinear photonics

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    This dataset provides the data for the figures in the following paper: Ren, Haonan, Shen, Li, Runge, Antoine F. J., Hawkins, Thomas W., Ballato, John, Gibson, Ursula and Peacock, Anna (2019) Low-loss silicon core fibre platform for mid-infrared nonlinear photonics. Light: Science &amp; Applications</span

    FIGURE 44 in JIA-WEI SHEN & RICHARD A. B. LESCHEN (2020) Revision of Eupines King of New Zealand (Coleoptera: Staphylinidae: Pselaphinae: Goniaceritae) Zootaxa, 4777: 001-084.

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    FIGURE 44. Diagnostic characters of E. (B.) protibialis sp. n. A) Habitus. B) Antenna, in dorsal view. C) Same, in lateral view. D) Protrochanter. E) Protibia. F) Ventrite 2. G) Ventrite 6. H) Aedeagus, in dorsal view. I) Same, in lateral view. J) Same, in ventral view. Scale bars: A = 1 mm, B–F = 0.2 mm, G–J = 0.1 mm.Published as part of Shen, Jia-Wei & Leschen, Richard A. B., 2020, JIA-WEI SHEN & RICHARD A. B. LESCHEN (2020) Revision of Eupines King of New Zealand (Coleoptera: Staphylinidae: Pselaphinae: Goniaceritae) Zootaxa, 4777: 001-084., pp. 600-600 in Zootaxa 4809 (3) on page 600, DOI: 10.11646/zootaxa.4809.3.13, http://zenodo.org/record/428081

    Figure 14. Antennae. A, Agalope trimacula. B, Rhodopsona rutila. C, D, Eterusia aedea formosana. E, Cyclosia midama. F, Heteropan scintillans. G, H, Callizygaena glacon. I, Adscita statices. J, Inouela formosensis. K, Zygaena filipendulae. L, Phauda mimica. M, N, Lactura dives. O, Anomoeotis levis. P, Himantopteus fuscinervis. Q, R in The phylogenetic relationships of Chalcosiinae (Lepidoptera, Zygaenoidea, Zygaenidae)

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    Figure 14. Antennae. A, Agalope trimacula. B, Rhodopsona rutila. C, D, Eterusia aedea formosana. E, Cyclosia midama. F, Heteropan scintillans. G, H, Callizygaena glacon. I, Adscita statices. J, Inouela formosensis. K, Zygaena filipendulae. L, Phauda mimica. M, N, Lactura dives. O, Anomoeotis levis. P, Himantopteus fuscinervis. Q, R, Chalcosiopsis variata.Published as part of Yen, Shen-Horn, Robinson, Gaden S. & Quicke, Donald L. J., 2005, The phylogenetic relationships of Chalcosiinae (Lepidoptera, Zygaenoidea, Zygaenidae), pp. 161-341 in Zoological Journal of the Linnean Society 143 (2) on page 185, DOI: 10.1111/j.1096-3642.2005.00139.x, http://zenodo.org/record/543304

    Search for f(J)(2220) in radiative J/psi decays

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    We present a search for f(J)(2220) production in radiative J/psi --> gamma f(J)(2220) decays using 460 fb(-1) of data collected with the BABAR detector at the SLAC PEP-II e(+)e(-) collider. The f(J)(2220) is searched for in the decays to K+K- and (KSKS0)-K-0. No evidence of this resonance is observed, and 90% confidence level upper limits on the product of the branching fractions for J/psi --> gamma f(J)(2220) and f(J)(2220) --> K+K-((KSKS0)-K-0) as a function of spin and helicity are set at the level of 10(-5), below the central values reported by the Mark III experiment

    [Newspaper Clipping: Author Claims Evidence of Second JFK Assassin #1]

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    Newspaper article titled "Author Claims Evidence of Second JFK Assassin." The article states that author Richard J. Whalen concluded "that there is circumstantial evidence to support the theory of a second assassin in the shooting of President John F. Kennedy.

    A 2 h periodic variation in the low-mass X-ray binary Ser X-1

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    Spectroscopy of the low-mass X-ray binary Ser X-1 using the Gran Telescopio Canarias have revealed a ?2 h periodic variability that is present in the three strongest emission lines. We tentatively interpret this variability as due to orbital motion, making it the first indication of the orbital period of Ser X-1. Together with the fact that the emission lines are remarkably narrow, but still resolved, we show that a main-sequence K dwarf together with a canonical 1.4 M? neutron star gives a good description of the system. In this scenario, the most likely place for the emission lines to arise is the accretion disc, instead of a localized region in the binary (such as the irradiated surface or the stream-impact point), and their narrowness is due instead to the low inclination (?10°) of Ser X-1

    Figure 25. Anterolateral syndeses. A, Anomoetes levis. B in The phylogenetic relationships of Chalcosiinae (Lepidoptera, Zygaenoidea, Zygaenidae)

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    Figure 25. Anterolateral syndeses. A, Anomoetes levis. B, Heterogynis sp. C, Saliunca styx. D, Pollanisus viridipulverulenta. E, Cleoda syntomoides. F, Heteropan alberti. G, Pompelon marginale. H, Chalcosia sp. cf. argentata.Published as part of Yen, Shen-Horn, Robinson, Gaden S. & Quicke, Donald L. J., 2005, The phylogenetic relationships of Chalcosiinae (Lepidoptera, Zygaenoidea, Zygaenidae), pp. 161-341 in Zoological Journal of the Linnean Society 143 (2) on page 202, DOI: 10.1111/j.1096-3642.2005.00139.x, http://zenodo.org/record/543304

    Serum Secreted Protein Acidic and Rich in Cysteine-Like 1 as a Biochemical Predictor for Prognosticating Clinical Outcomes After Acute Supratentorial Intracerebral Hemorrhage: A Prospective Cohort Study [Corrigendum]

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    Huang J, Shao F, Chen B, Zheng G, Shen J, Qiu S. Neuropsychiatr Dis Treat. 2023;19:2709&#x2013;2728. The authors have advised that the funding statement on page 2727 is incorrect. The text &#x201C;(No. 202107071918000249496)&#x201D; should read &#x201C;(No. 20201203B59)&#x201D;. The authors apologize for this error
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