82 citations · 106 across the 8 of their papers we have counts for
9 papers
Ar+-sputtered Ge (001) surface nanostructuring at high implant temperature
Debasree Chowdhury, Debabrata Ghose
Ion sputtering induced nanoscale pattern formation on Ge (001) surface by 500 eV Ar+ bombardment has been investigated for a wide range of ion incidence angles at temperature of 30…
Nanoripple formation on GaAs (001) surface by reverse epitaxy during ion beam sputtering at elevated temperature
Debasree Chowdhury, Debabrata Ghose
Self-organized pattern formation by the process of reverse epitaxial growth has been investigated on GaAs (001) surfaces during 1 keV Ar+ bombardment at target temperature of 450 d…
Temperature and high fluence induced ripple rotation on Si(100) surface
Debasree Chowdhury, Biswarup Satpati, Debabrata Ghose
Topography evolution of Si(100) surface due to oblique incidence low energy ion beam sputtering (IBS) is investigated. Experiments were carried out at different elevated temperatur…
Nanorippling of GaAs (001) surface near the threshold energy of sputtering at normal ion incidence
Debasree Chowdhury, Debabrata Ghose*, Safiul Alam Mollick +2
Ripple formation driven by Ehrlich-Schwoebel barrier is evidenced for normal incidence 30 eV Ar+ bombardment of GaAs (001) surface at elevated target temperature. The pattern follo…
Formation of ripple pattern on silicon surface by grazing incidence ion beam sputtering
Safiul A. Mollick, D. Ghose
Off-normal low energy ion beam sputtering of solid surfaces often leads to morphological instabilities resulting in the spontaneous formation of ripple structures in nanometer leng…
Study of low energy Si and Cs implantation induced amorphization effects in Si(100)
H. P. Lenka, B. Joseph, P. K. Kuiri +4
The damage growth and surface modifications in Si(100), induced by 25 keV Si cluster ions, as a function of fluence, , has been studied using atomic force microscopy (AFM)…