%0 Journal Article %T Quantum gravitational applications of nuclear, atomic and astrophysical phenomena %A Lakshminarayana S %A Satya Seshavatharam UV %J - %D 2016 %R 10.14419/ijaa.v4i1.5841 %X By following the old concept of ¡°gravity is having a strong coupling at nuclear scale¡± and considering the ¡®reduced Planck¡¯s constant¡¯ as a characteristic quantum gravitational constant, in this letter we suggest that: 1) There exists a gravitational constant associated with strong interaction, Gs~3.328x1028 m3/kg/sec2. 2) There also exists a gravitational constant associated with electromagnetic interaction, Ge~2.376x1037 m3/kg/sec2.Based on these two assumptions, in a quantum gravitational approach, an attempt is made to understand the basics of final unification with various semi empirical applications like melting points of elementary particles, strong coupling constant, proton-electron mass ratio, proton-neutron stability, nuclear binding energy, neutron star¡¯s mass and radius, Newtonian gravitational constant, Avogadro number and molar mass unit. With further research and investigation, a practical model of ¡®quantum gravitational string theory¡¯ can be developed. %U https://www.sciencepubco.com/index.php/IJAA/article/view/5841