The effect of hypoxia stress on free, conjugate and bound polyamines levels were investigated in leaves of muskmelon seedlings in a nutrient solution culture system.

Quantum quasi-bound state of the transmissino resonance of the electron within the superlattic;

Approximate analytical solution of arbitrary l-waves bound states for Hulthén potentials;

The relativistic bound states of Coulomb potential plus a new ring-shaped potential;

Bound states of Klein-Gordon equation for generalized Hartmann potentials;

New application of supersymmetric operator method to one dimensional bound states;

Bound states of Klein-Gordon equation and Dirac equation in the potentials with pseudo-spin symmetry;

Bound states of relativistic particles in Wood-Saxon-type potential;