Large-Scale Separation of Metallic and Semiconducting Single-Walled Carbon Nanotubes

2005 ◽  
Vol 127 (29) ◽  
pp. 10287-10290 ◽  
Author(s):  
Yutaka Maeda ◽  
Shin-ichi Kimura ◽  
Makoto Kanda ◽  
Yuya Hirashima ◽  
Tadashi Hasegawa ◽  
...  
Materials ◽  
2020 ◽  
Vol 13 (17) ◽  
pp. 3808 ◽  
Author(s):  
Blazej Podlesny ◽  
Bogumila Kumanek ◽  
Angana Borah ◽  
Ryohei Yamaguchi ◽  
Tomohiro Shiraki ◽  
...  

Single-walled carbon nanotubes (SWCNTs) remain one of the most promising materials of our times. One of the goals is to implement semiconducting and metallic SWCNTs in photonics and microelectronics, respectively. In this work, we demonstrated how such materials could be obtained from the parent material by using the aqueous two-phase extraction method (ATPE) at a large scale. We also developed a dedicated process on how to harvest the SWCNTs from the polymer matrices used to form the biphasic system. The technique is beneficial as it isolates SWCNTs with high purity while simultaneously maintaining their surface intact. To validate the utility of the metallic and semiconducting SWCNTs obtained this way, we transformed them into thin free-standing films and characterized their thermoelectric properties.


2007 ◽  
Vol 40 (8) ◽  
pp. 2375-2387 ◽  
Author(s):  
Keun Su Kim ◽  
German Cota-Sanchez ◽  
Christopher T Kingston ◽  
Matej Imris ◽  
Benoit Simard ◽  
...  

2018 ◽  
Vol 190 (1) ◽  
pp. 39-47 ◽  
Author(s):  
Jianwei Zhang ◽  
Jianlei Cui ◽  
Xuewen Wang ◽  
Wenjun Wang ◽  
Xuesong Mei ◽  
...  

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