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- W3207928095 abstract "Abstract We have performed an analysis of the $$e^+ e^- rightarrow D^{(*)} {{bar{D}}}^{(*)}$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML><mml:mrow><mml:msup><mml:mi>e</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>e</mml:mi><mml:mo>-</mml:mo></mml:msup><mml:mo>→</mml:mo><mml:msup><mml:mi>D</mml:mi><mml:mrow><mml:mo>(</mml:mo><mml:mrow /><mml:mo>∗</mml:mo><mml:mo>)</mml:mo></mml:mrow></mml:msup><mml:msup><mml:mrow><mml:mover><mml:mrow><mml:mi>D</mml:mi></mml:mrow><mml:mrow><mml:mo>¯</mml:mo></mml:mrow></mml:mover></mml:mrow><mml:mrow><mml:mo>(</mml:mo><mml:mrow /><mml:mo>∗</mml:mo><mml:mo>)</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math> data in the region of the $$psi (4040)$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML><mml:mrow><mml:mi>ψ</mml:mi><mml:mo>(</mml:mo><mml:mn>4040</mml:mn><mml:mo>)</mml:mo></mml:mrow></mml:math> and $$psi (4160)$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML><mml:mrow><mml:mi>ψ</mml:mi><mml:mo>(</mml:mo><mml:mn>4160</mml:mn><mml:mo>)</mml:mo></mml:mrow></mml:math> resonances which have a substantial overlap and require special care. By using the $$^3 P_0$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML><mml:mrow><mml:msup><mml:mrow /><mml:mn>3</mml:mn></mml:msup><mml:msub><mml:mi>P</mml:mi><mml:mn>0</mml:mn></mml:msub></mml:mrow></mml:math> model to relate the different $$D^{(*)} {{bar{D}}}^{(*)}$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML><mml:mrow><mml:msup><mml:mi>D</mml:mi><mml:mrow><mml:mo>(</mml:mo><mml:mrow /><mml:mo>∗</mml:mo><mml:mo>)</mml:mo></mml:mrow></mml:msup><mml:msup><mml:mrow><mml:mover><mml:mrow><mml:mi>D</mml:mi></mml:mrow><mml:mrow><mml:mo>¯</mml:mo></mml:mrow></mml:mover></mml:mrow><mml:mrow><mml:mo>(</mml:mo><mml:mrow /><mml:mo>∗</mml:mo><mml:mo>)</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math> production modes, we make predictions for production of these channels and compare with experiment and other theoretical approaches. As a side effect we find that these resonances qualify largely as $$c {{bar{c}}}$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML><mml:mrow><mml:mi>c</mml:mi><mml:mover><mml:mrow><mml:mi>c</mml:mi></mml:mrow><mml:mrow><mml:mo>¯</mml:mo></mml:mrow></mml:mover></mml:mrow></mml:math> states and the weight of the meson–meson components in the wave function is very small." @default.
- W3207928095 created "2021-10-25" @default.
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- W3207928095 date "2020-03-01" @default.
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- W3207928095 title "Analysis of the $$psi (4040)$$ and $$psi (4160)$$ decay into $$D^{(*)} {{bar{D}}}^{(*)}$$, $$D_s^{(*)}{{bar{D}}}_s^{(*)}$$" @default.
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- W3207928095 doi "https://doi.org/10.1140/epjc/s10052-020-7785-1" @default.
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