Tuesday, April 21, 2015

A new simple method for point contact Andreev reflection (PCAR) using a self-aligned atomic filament in transition-metal oxides

Nanoscale, 2015, Advance Article
DOI: 10.1039/C4NR07262F, Paper
Inrok Hwang, Keundong Lee, Hyunwoo Jin, Sunhwa Choi, Eunok Jung, Bae Ho Park, Suyoun Lee
Point contact Andreev reflection (PCAR) has become a standard method for measuring the spin polarization (P) of spintronic materials, but it is still challenging to achieve a clean point contact between a superconductor (SC) and a metal (N) for implementing PCAR.
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