Direct Synthesis of Colorful Single-Walled Carbon Nanotube Thin Films

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Direct Synthesis of Colorful Single-Walled Carbon Nanotube Thin Films. / Liao, Yongping; Jiang, Hua; Wei, Nan; Laiho, Patrik; Zhang, Qiang; Khan, Sabbir A.; Kauppinen, Esko I.

In: Journal of the American Chemical Society, Vol. 140, No. 31, 08.08.2018, p. 9797-9800.

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@article{3eeb8b9c33374be4af43e53ec0cb5477,
title = "Direct Synthesis of Colorful Single-Walled Carbon Nanotube Thin Films",
abstract = "In floating catalyst chemical vapor deposition (FC-CVD), tuning chirality distribution and obtaining narrow chirality distribution of single-walled carbon nanotubes (SWCNTs) is challenging. Herein, by introducing various amount of CO2 in FC-CVD using CO as a carbon source, we have succeeded in directly synthesizing SWCNT films with tunable chirality distribution as well as tunable colors. In particular, with 0.25 and 0.37 volume percent of CO2, the SWCNT films display green and brown colors, respectively. We ascribed various colors to suitable diameter and narrow chirality distribution of SWCNTs. Additionally, by optimizing reactor temperature, we achieved much narrower (n,m) distribution clustered around (11,9) with extremely narrow diameter range (>98{\%} between 1.2 and 1.5 nm). We propose that CO2 may affect CO disproportionation and nucleation modes of SWCNTs, resulting in SWCNTs' various diameter ranges. Our work could provide a new route for high-yield and direct synthesis of SWCNTs with narrow chirality distribution and offer potential applications in electronics, such as touch sensors or transistors.",
author = "Yongping Liao and Hua Jiang and Nan Wei and Patrik Laiho and Qiang Zhang and Khan, {Sabbir A.} and Kauppinen, {Esko I.}",
year = "2018",
month = "8",
day = "8",
doi = "10.1021/jacs.8b05151",
language = "English",
volume = "140",
pages = "9797--9800",
journal = "Journal of the American Chemical Society",
issn = "0002-7863",
publisher = "AMERICAN CHEMICAL SOCIETY",
number = "31",

}

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TY - JOUR

T1 - Direct Synthesis of Colorful Single-Walled Carbon Nanotube Thin Films

AU - Liao, Yongping

AU - Jiang, Hua

AU - Wei, Nan

AU - Laiho, Patrik

AU - Zhang, Qiang

AU - Khan, Sabbir A.

AU - Kauppinen, Esko I.

PY - 2018/8/8

Y1 - 2018/8/8

N2 - In floating catalyst chemical vapor deposition (FC-CVD), tuning chirality distribution and obtaining narrow chirality distribution of single-walled carbon nanotubes (SWCNTs) is challenging. Herein, by introducing various amount of CO2 in FC-CVD using CO as a carbon source, we have succeeded in directly synthesizing SWCNT films with tunable chirality distribution as well as tunable colors. In particular, with 0.25 and 0.37 volume percent of CO2, the SWCNT films display green and brown colors, respectively. We ascribed various colors to suitable diameter and narrow chirality distribution of SWCNTs. Additionally, by optimizing reactor temperature, we achieved much narrower (n,m) distribution clustered around (11,9) with extremely narrow diameter range (>98% between 1.2 and 1.5 nm). We propose that CO2 may affect CO disproportionation and nucleation modes of SWCNTs, resulting in SWCNTs' various diameter ranges. Our work could provide a new route for high-yield and direct synthesis of SWCNTs with narrow chirality distribution and offer potential applications in electronics, such as touch sensors or transistors.

AB - In floating catalyst chemical vapor deposition (FC-CVD), tuning chirality distribution and obtaining narrow chirality distribution of single-walled carbon nanotubes (SWCNTs) is challenging. Herein, by introducing various amount of CO2 in FC-CVD using CO as a carbon source, we have succeeded in directly synthesizing SWCNT films with tunable chirality distribution as well as tunable colors. In particular, with 0.25 and 0.37 volume percent of CO2, the SWCNT films display green and brown colors, respectively. We ascribed various colors to suitable diameter and narrow chirality distribution of SWCNTs. Additionally, by optimizing reactor temperature, we achieved much narrower (n,m) distribution clustered around (11,9) with extremely narrow diameter range (>98% between 1.2 and 1.5 nm). We propose that CO2 may affect CO disproportionation and nucleation modes of SWCNTs, resulting in SWCNTs' various diameter ranges. Our work could provide a new route for high-yield and direct synthesis of SWCNTs with narrow chirality distribution and offer potential applications in electronics, such as touch sensors or transistors.

UR - http://www.scopus.com/inward/record.url?scp=85050873753&partnerID=8YFLogxK

U2 - 10.1021/jacs.8b05151

DO - 10.1021/jacs.8b05151

M3 - Article

VL - 140

SP - 9797

EP - 9800

JO - Journal of the American Chemical Society

JF - Journal of the American Chemical Society

SN - 0002-7863

IS - 31

ER -

ID: 27193639