244 citations · 525 across the 13 of their papers we have counts for
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cond-mat.mtrl-sci2000★ 7 cited
X-ray induced persistent photoconductivity in Si-doped AlGaAs
Yeong-Ah Soh, G. Aeppli, Frank M. Zimmermann +2
We demonstrate that X-ray irradiation can be used to induce an insulator-metal transition in Si-doped AlGaAs, a semiconductor with {\it DX} centers. The excitatio…
cond-mat.str-el2000★ 48 cited
Mesoscale magnetism at the grain boundaries in colossal magnetoresistive films
Yeong-Ah Soh, G. Aeppli, N. D. Mathur +1
We report the discovery of mesoscale regions with distinctive magnetic properties in epitaxial LaSrMnO films which exhibit tunneling-like magnetoresistance acro…