共 42 条
Dramatically Enhanced Mechanosensitivity and Signal-to-Noise Ratio of Nanoscale Crack-Based Sensors: Effect of Crack Depth
被引:314
|作者:
Park, Byeonghak
[1
]
Kim, Jisun
[1
]
Kang, Daeshik
[2
]
Jeong, Chanho
[3
,4
]
Kim, Kwang Su
[5
]
Kim, Jong Uk
[1
]
Yoo, Pil J.
[1
,5
]
Kim, Tae-il
[1
,3
,4
]
机构:
[1] Sungkyunkwan Univ SKKU, Sch Chem Engn, Suwon 16419, South Korea
[2] Ajou Univ, Dept Mech Engn, Suwon 16499, South Korea
[3] IBS, CNIR, Suwon 16419, South Korea
[4] Sungkyunkwan Univ SKKU, Dept Biomed Engn, Suwon 16419, South Korea
[5] Sungkyunkwan Univ SKKU, SAINT, Suwon 16419, South Korea
基金:
新加坡国家研究基金会;
关键词:
crack depth;
gauge factors;
signal-to-noise ratio;
strain gauge sensors;
ELECTRONIC SKIN;
STRAIN SENSORS;
PRESSURE;
TRANSPARENT;
DESIGN;
FILMS;
D O I:
10.1002/adma.201602425
中图分类号:
O6 [化学];
学科分类号:
0703 ;
摘要:
The sensitivity of a nanoscale crack-based sensor is enhanced markedly by modulating the crack depth. The crack-depth-propagated sensor exhibits approximate to 16 000 gauge factor at 2% strain and a superior signal-to-noise ratio of approximate to 35, which facilitates detection of target signals for voice-pattern recognition.
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页码:8130 / 8137
页数:8
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