Nanoscale Structural Engineering via Phase ... - ACS Publications

1-D Metal Nanobead Arrays within Encapsulated Nanowires via a ... Soon Jung Jung , Tarek Lutz , Markus Boese , Justin D. Holmes , and John J. Boland...
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Nanoscale Structural Engineering via Phase Segregation: Au-Ge System Yu-Lun Chueh,†,§,|,⊥ Cosima N. Boswell,‡,§ Chun-Wei Yuan,‡,§ Swanee J. Shin,‡,§ Kuniharu Takei,†,§,| Johnny C. Ho,†,§,| Hyunhyub Ko,†,§,| Zhiyong Fan,†,§,| E. E. Haller,‡,§ D. C. Chrzan,‡,§ and Ali Javey†,§,|,* †

Department of Electrical Engineering and Computer Sciences, University of California at Berkeley, Berkeley, California 94720, ‡ Department of Materials Science and Engineering, University of California at Berkeley, Berkeley, California 94720, § Materials Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, and | Berkeley Sensor and Actuator Center, University of California at Berkeley, Berkeley, California 94720 ABSTRACT A tunable structural engineering of nanowires based on template-assisted alloying and phase segregation processes is demonstrated. The Au-Ge system, which has a low eutectic temperature and negligible solid solubility (