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Prof. Lee Nae-eung, develops emotion detection sensor 2015.05.08
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A Sungkyunkwan University (SKKU) research team headed by Prof. Lee Nae-eung, School of Advanced Material Science and Engineering, announced that they have developed emotion detection sensor technology on May 4.

 

The team was able to successfully read the emotional changes on a subject by creating a sensor that attached to the subject's face. The sensor is structured so that a Single-Wall Carbon Nanotube (SWCNT) material is sandwiched between highly conducive transparent polymer elastic materials (PSS-Poly Polystyrene Sulfonate) and is then mounted on a highly flexible transparent Poly-Di-Methyl-Siloxane (PDMS) panel.

 

While deciphering the variety and complexity of facial expressions is difficult,   Prof. Lee’s team was able to exactly read the subject’s emotions and even the direction of sight by applying this sensitive attachable sensor around the mouth, eye, forehead and other places, and measuring the muscle patterns.

  

The sensor picks up on electrical pressure differentiations caused by the distortion of facial muscles which is a result of the electrically connected PSS and SWCNT emitting electrical resistance due to the distortion.

 

“This research has produced a highly sensitive wearable sensor that can read emotions just as we can. The technology will contribute to designing a more man like robot” the American Chemistry Society (ACS) said in assessing the research.

 

The team has plans to research on incorporating skin temperature measuring sensors and others with their sensor to monitor more minute and various emotions.

 

“Through this skin attachable patch sensor we will be able to apply it to emotion understanding robots and emotion sensitive smart devices” said prof. Lee, and added “this sort of sensor when combined with signal relaying, communication components, energy storing devices and ‘Internet of Things’(Iot) components will help patients suffering from disease like Lou Gehrigs disease, Parkinson´s disease to communicate with their facial muscles.”

 

This result was published in online edition of ‘AC Nano’, April 13 addition.


 

 

Link to Media:
http://news.kbs.co.kr/news/NewsView.do?SEARCH_NEWS_CODE=3068978&ref=A

 

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