Quantum photodetachment of hydrogen negative ion in a harmonic potential subjected to static electric field

Iqbal Azmat^{1, †}, Humayun Kiran¹, Maqsood Sana¹, Jawaid Saba¹, Ahmad Afaq², Ur Rahman Amin^{1, 3}, Amin Bacha Bakht⁴

Dependence of photodetachment cross section of H⁻ on incident photon energy at a fixed electric field strength of 100 kV/cm and at different fixed values of oscillator frequency: (a) ω = 0.002 a.u., (b) ω = 0.003 a.u., (c) ω = 0.004 a.u., and (d) ω = 0.005 a.u.