Calculation and Comparison of Energy Interaction and Intensity Parameters for the Interaction of Nd(III) with DL-Valine, DL-Alanine and 𝛽-Alanine in Presence and Absence of Ca²⁺/Zn²⁺ in Aqueous and Different Aquated Organic Solvents Using 4f-4f Transition Spectra as Probe

Figure 1

Comparative absorption spectra of Nd(III), Nd(III) : DL-valine, Nd(III) : DL-valine : Ca(II), and Nd(III) : DL-valine : Zn(II) in DMF.