Rosen and Morse potential

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The Rosen and Morse potential is given by (Eq. 1 [1]):

Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \Phi(r) = B \tanh (r/d) - C {\mathrm {sech}}^2 (r/d) }

the minimum is located at

Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle r_{\mathrm {min}} = - \tanh^{-1} (B/2C) }

as long as Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle |B| < 2C} .

References[edit]