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Piezoresistive natural rubber-multiwall carbon nanotube nanocomposite for sensor applications

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Piezoresistive natural rubber-multiwall carbon nanotube nanocomposite for sensor applications. / Selvan, N. Tamil; Eshwaran, S. B.; Das, A.; Stöckelhuber, K. W.; Wießner, S.; Pötschke, P.; Nando, G. B.; Chervanyov, A. I.; Heinrich, G.

In: Sensors and Actuators, A: Physical, Vol. 239, 01.03.2016, p. 102-113.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

Selvan, NT, Eshwaran, SB, Das, A, Stöckelhuber, KW, Wießner, S, Pötschke, P, Nando, GB, Chervanyov, AI & Heinrich, G 2016, 'Piezoresistive natural rubber-multiwall carbon nanotube nanocomposite for sensor applications', Sensors and Actuators, A: Physical, vol. 239, pp. 102-113. https://doi.org/10.1016/j.sna.2016.01.004

APA

Selvan, N. T., Eshwaran, S. B., Das, A., Stöckelhuber, K. W., Wießner, S., Pötschke, P., ... Heinrich, G. (2016). Piezoresistive natural rubber-multiwall carbon nanotube nanocomposite for sensor applications. Sensors and Actuators, A: Physical, 239, 102-113. https://doi.org/10.1016/j.sna.2016.01.004

Vancouver

Selvan NT, Eshwaran SB, Das A, Stöckelhuber KW, Wießner S, Pötschke P et al. Piezoresistive natural rubber-multiwall carbon nanotube nanocomposite for sensor applications. Sensors and Actuators, A: Physical. 2016 Mar 1;239:102-113. https://doi.org/10.1016/j.sna.2016.01.004

Author

Selvan, N. Tamil ; Eshwaran, S. B. ; Das, A. ; Stöckelhuber, K. W. ; Wießner, S. ; Pötschke, P. ; Nando, G. B. ; Chervanyov, A. I. ; Heinrich, G. / Piezoresistive natural rubber-multiwall carbon nanotube nanocomposite for sensor applications. In: Sensors and Actuators, A: Physical. 2016 ; Vol. 239. pp. 102-113.

Bibtex - Download

@article{50f2282fae7f4f539109f0ebabde492d,
title = "Piezoresistive natural rubber-multiwall carbon nanotube nanocomposite for sensor applications",
abstract = "We explore, both experimentally and theoretically, the possibility to use a composite of natural rubber (NR) and multiwall carbon nanotubes (MWCNT) as a piezoresistive tensile sensor. As an essentially new feature relative to the previous work, we have performed a systematic study of the mechanism of the piezoresistance at large deformations in a wide range of MWCNT concentrations and crosslinking degrees of the host rubber material. In qualitative agreement with the previous work, the conductivity of the unstrained NR/MWCNT nanocomposite is shown to be adequately described by the percolation theory with the critical exponent evaluated to ∼2.31. Varying tensile stress-induced strains in the composite has been shown to results in a non-linear electrical response that cannot be described by simple modifications of the percolation theory. In order to explain the observed non-linear dependence of the resistance R of the composite on the strain ε, we have developed a scaling theory that relates this resistance to the structural changes in the conducting MWCNT network caused by deforming the host NR. Based on the obtained results, we discuss the ways of using the highly stretchable conductive elastomer composites as an efficient piezoresistive tensile sensor.",
keywords = "Sensor rubber filler strain nano-composite conductivity",
author = "Selvan, {N. Tamil} and Eshwaran, {S. B.} and A. Das and St{\"o}ckelhuber, {K. W.} and S. Wie{\ss}ner and P. P{\"o}tschke and Nando, {G. B.} and Chervanyov, {A. I.} and G. Heinrich",
year = "2016",
month = "3",
day = "1",
doi = "10.1016/j.sna.2016.01.004",
language = "English",
volume = "239",
pages = "102--113",
journal = "Sensors and Actuators A: Physical",
issn = "0924-4247",
publisher = "Elsevier",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Piezoresistive natural rubber-multiwall carbon nanotube nanocomposite for sensor applications

AU - Selvan, N. Tamil

AU - Eshwaran, S. B.

AU - Das, A.

AU - Stöckelhuber, K. W.

AU - Wießner, S.

AU - Pötschke, P.

AU - Nando, G. B.

AU - Chervanyov, A. I.

AU - Heinrich, G.

PY - 2016/3/1

Y1 - 2016/3/1

N2 - We explore, both experimentally and theoretically, the possibility to use a composite of natural rubber (NR) and multiwall carbon nanotubes (MWCNT) as a piezoresistive tensile sensor. As an essentially new feature relative to the previous work, we have performed a systematic study of the mechanism of the piezoresistance at large deformations in a wide range of MWCNT concentrations and crosslinking degrees of the host rubber material. In qualitative agreement with the previous work, the conductivity of the unstrained NR/MWCNT nanocomposite is shown to be adequately described by the percolation theory with the critical exponent evaluated to ∼2.31. Varying tensile stress-induced strains in the composite has been shown to results in a non-linear electrical response that cannot be described by simple modifications of the percolation theory. In order to explain the observed non-linear dependence of the resistance R of the composite on the strain ε, we have developed a scaling theory that relates this resistance to the structural changes in the conducting MWCNT network caused by deforming the host NR. Based on the obtained results, we discuss the ways of using the highly stretchable conductive elastomer composites as an efficient piezoresistive tensile sensor.

AB - We explore, both experimentally and theoretically, the possibility to use a composite of natural rubber (NR) and multiwall carbon nanotubes (MWCNT) as a piezoresistive tensile sensor. As an essentially new feature relative to the previous work, we have performed a systematic study of the mechanism of the piezoresistance at large deformations in a wide range of MWCNT concentrations and crosslinking degrees of the host rubber material. In qualitative agreement with the previous work, the conductivity of the unstrained NR/MWCNT nanocomposite is shown to be adequately described by the percolation theory with the critical exponent evaluated to ∼2.31. Varying tensile stress-induced strains in the composite has been shown to results in a non-linear electrical response that cannot be described by simple modifications of the percolation theory. In order to explain the observed non-linear dependence of the resistance R of the composite on the strain ε, we have developed a scaling theory that relates this resistance to the structural changes in the conducting MWCNT network caused by deforming the host NR. Based on the obtained results, we discuss the ways of using the highly stretchable conductive elastomer composites as an efficient piezoresistive tensile sensor.

KW - Sensor rubber filler strain nano-composite conductivity

U2 - 10.1016/j.sna.2016.01.004

DO - 10.1016/j.sna.2016.01.004

M3 - Article

VL - 239

SP - 102

EP - 113

JO - Sensors and Actuators A: Physical

JF - Sensors and Actuators A: Physical

SN - 0924-4247

ER -