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Similarity between (a) a chemical (atomic) molecule and (b) a nuclear molecule. EROT = rotational energy; EVIB = vibrational energy; Ee = electronic energy; En = nuclear energy. (From R. R. Betts and A. H. Wuosmaa, 1997)

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from article Nuclear molecule

Differential cross sections for elastic scattering of 12C on 12C and 16O on 16O for the center-of-mass scattering angle θcm = 90° as functions of the incident center-of-mass energy, Ecm. 1 barn (b) = 10−28 m2; sr = steradian. (From R. R. Betts and…

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from article Nuclear molecule

Differential cross section for elastic scattering of 16O on 16O for the center-of-mass scattering angle θcm = 90° as a function of the incident center-of-mass energy, Ecm. The dots are experimental points, the thin solid curve is the result of a…

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from article Nuclear molecule

The real potential for the elastic scattering of 16O on 16O for different values of the quantum number of angular momentum of relative motion, l. Examples of quasibound and virtual states are shown. The variable r is the distance between the centers…

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from article Nuclear molecule

Molecular window for magnesium-24 (24Mg), depicted as a function of the square of the quantum number of total angular momentum, I, and the excitation energy of 24Mg [Eexc(24Mg)]. In the molecular window, the absorption from the elastic channels into…

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from article Nuclear molecule

Double-resonance effect. In the scattering of 16O on 16O an elastic entrance partial wave can resonate at the center-of-mass energy Ecm = Ei ≈ 20.8 MeV with an l = 12 virtual (v.) state inside its width (∼2 MeV). Then it inelastically excites the 3−…

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from article Nuclear molecule

Potential energy of the dinuclear system in the reaction 54Cr + 208Pb → 262Sg as a function of the mass-fragmentation coordinate, η (initial value of |η|, |ηi| = 0.59) for total angular momentum J = 0. The dotted curve is calculated for spherical…

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from article Nuclear molecule

Calculated capture, fusion, and xn-evaporation residue cross sections (x = 1, 2, 3, 4), the fusion probability PCN, and the ratio between the neutron and fission widths Γn/Γf for the reaction 48Ca + 248Cm leading to the element livermorium (Lv, Z =…

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from article Cerargyrite

Cerargyrite crystals from Leadville, Colorado. (Specimen from Department of Geology, Bryn Mawr College)

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from article Granulite

Southern part of peninsular India and Sri Lanka, showing broad tectonic and metamorphic features. (After A. P. Subramaniam, Charnockites and granulites of southern India: A review, Dan. Geol. Foren., 17:473–493, 1967)