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Title: Suppression of transient enhanced diffusion in sub-micron patterned silicon template by dislocation loops formation

Journal Article · · AIP Advances
DOI:https://doi.org/10.1063/1.4934674· OSTI ID:22492136
;  [1];  [2]
  1. Department of Physics, National Central University, Jungli, 32054, Taiwan (China)
  2. Chang Gung University, Taoyuan, Taiwan 33302 (China)

We investigate the evolution of two dimensional transient enhanced diffusion (TED) of phosphorus in sub-micron scale patterned silicon template. Samples doped with low dose phosphorus with and without high dose silicon self-implantation, were annealed for various durations. Dopant diffusion is probed with plane-view scanning capacitance microscopy. The measurement revealed two phases of TED. Significant suppression in the second phase TED is observed for samples with high dose self-implantation. Transmission electron microscopy suggests the suppressed TED is related to the evolution of end of range defect formed around ion implantation sidewalls.

OSTI ID:
22492136
Journal Information:
AIP Advances, Vol. 5, Issue 10; Other Information: (c) 2015 Author(s); Country of input: International Atomic Energy Agency (IAEA); ISSN 2158-3226
Country of Publication:
United States
Language:
English