'26 mg' presentation slideshows

MASSIVE STARS: PRESUPERNOVA EVOLUTION, EXPLOSION AND NUCLEOSYNTHESIS

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The neutron source for the weak component of the s-process: latest experimental results

The neutron source for the weak component of the s-process: latest experimental results. Claudio Ugalde University of North Carolina at Chapel Hill and Triangle Universities Nuclear Laboratory. OUTLINE. Synthesis of nuclei beyond iron in stars: the s-process

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Session 3: Measurements (long) before 2010 Results on 24,25,26 Mg(n, ?) with C 6 D 6

Session 3: Measurements (long) before 2010 Results on 24,25,26 Mg(n, ?) with C 6 D 6 Cristian Massimi and others Collaboration annual meeting 2010, Sevilla - Spain, 15-17 December 2010. Outline. Introduction and Motivation Experiment Data analysis Resonance shape analysis 24,26 Mg

478 views • 47 slides

The nucleosynthesis of heavy elements in Stars: the key isotope 25 Mg C. Massimi

The nucleosynthesis of heavy elements in Stars: the key isotope 25 Mg C. Massimi on behalf of the n_TOF collaboration. International Nuclear Physics Conference Firenze, 2-7 June 2013. Motivations New measurements: Ongoing: 25 Mg(n, g ) @ n_TOF

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Stardust Review: Astrophysical Grains in Stellar Winds, the ISM, Debris Disks, and Comets

Stardust Review: Astrophysical Grains in Stellar Winds, the ISM, Debris Disks, and Comets. R. D. Gehrz Department of Astronomy, University of Minnesota. Outline. Stardust and stellar evolution Infrared spectra and the properties of stardust Stardust and nova winds

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Copy/paste from Seville, with some news Status of Mg(n, g ) with C 6 D 6 in nTOF-Ph1

Copy/paste from Seville, with some news Status of Mg(n, g ) with C 6 D 6 in nTOF-Ph1 CERN, 12.04.2011 Cristian Massimi. Intoduction. Mg data in literature. Activation (thermal) Walkiewicz and Ranan Phys. Rev. C 45, 4 (1992). Activation (MACS) Mohr et. al., Phys. Rev. C 58, 2 (1998).

481 views • 39 slides

Elemental Analysis

Elemental Analysis. Elemental Analysis (EA). - Weight percentages of C, H, N, S done by combustion in O 2 Gas chromatographic analysis of CO 2 , H 2 O and N 2 , SO 2 Oxygen as CO Other elements such as Cl, Br, and I must be determined by other means. Percentage Composition

1.12k views • 36 slides

Elemental Analysis

Elemental Analysis. Elemental Analysis (EA). - Weight percentages of C, H, N, S done by combustion in O 2 Gas chromatographic analysis of CO 2 , H 2 O and N 2 , SO 2 Oxygen as CO Other elements such as Cl, Br, and I must be determined by other means. Percentage Composition

437 views • 36 slides

Neutron capture cross section measurements for nuclear astrophysics at n_TOF

Neutron capture cross section measurements for nuclear astrophysics at n_TOF. Outline The CERN n_TOF Facility Motivation Basic parameters Experimental Setup Experimental campaigns in 2002-2004 Neutron capture measurements for astrophysics Perspectives. Michael Heil

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Mg isotopes in biocarbonates

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Atomic Mass and Isotope

Atomic Mass and Isotope. Objectives: SWBAT calculate the average atomic mass of an element when given the relative abundance of the isotopes. Bellringer: What does the atomic mass tell you about the atom?. RELATIVE MASSES. Chemists more than 200 years ago used a

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22 Ne( ? , ? /n)

22 Ne( ? , ? /n). 22 Ne( ? , n) 25 Mg reaction is the main source of neutrons for s-process - there is competition from the 22 Ne( ? , ? ) 26 Mg reaction - s-process is the origin of nuclides heavier than iron.

156 views • 2 slides