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Micro squeeze flow rheometer for high frequency analysis of nano-litre volumes of viscoelastic fluid

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Micro squeeze flow rheometer for high frequency analysis of nano-litre volumes of viscoelastic fluid. / Cheneler, David; Bowen, James; Ward, Michael C. L. et al.
In: Microelectronic Engineering, Vol. 88, No. 8, 08.2011, p. 1726-1729.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Cheneler, D, Bowen, J, Ward, MCL & Adams, MJ 2011, 'Micro squeeze flow rheometer for high frequency analysis of nano-litre volumes of viscoelastic fluid', Microelectronic Engineering, vol. 88, no. 8, pp. 1726-1729. https://doi.org/10.1016/j.mee.2010.12.032

APA

Vancouver

Cheneler D, Bowen J, Ward MCL, Adams MJ. Micro squeeze flow rheometer for high frequency analysis of nano-litre volumes of viscoelastic fluid. Microelectronic Engineering. 2011 Aug;88(8):1726-1729. doi: 10.1016/j.mee.2010.12.032

Author

Cheneler, David ; Bowen, James ; Ward, Michael C. L. et al. / Micro squeeze flow rheometer for high frequency analysis of nano-litre volumes of viscoelastic fluid. In: Microelectronic Engineering. 2011 ; Vol. 88, No. 8. pp. 1726-1729.

Bibtex

@article{9eae11949e5c4c6da0833d3fb375bac4,
title = "Micro squeeze flow rheometer for high frequency analysis of nano-litre volumes of viscoelastic fluid",
abstract = "In this paper, the design, fabrication and experimental analysis of a piezoelectrically actuated micro squeeze flow rheometer is presented. Being only 30 × 30 × 0.5 mm in size, the micro rheometer is sensitive to very small volumes of the order of 1–10 nL of liquid and light enough to operate at frequencies in the kHz regime, an order of magnitude higher than normally attainable with conventional cone and plate rheometry. Initial experiments show that the response of the rheometer is dependent on the viscoelasticity of the fluid being tested. The prototype was used to measure the moduli of poly(dimethylsiloxane) (PDMS) of viscosity 10 Pa s, a non-volatile viscoelastic fluid, over the frequency range of 10–1000 Hz. Results show good agreement between with the moduli measured using conventional rheometry up to 100 Hz and with values extrapolated up to 1 kHz.",
keywords = "Microrheometer, Squeeze flow , Piezoelectric , Microfluidics , Arrays",
author = "David Cheneler and James Bowen and Ward, {Michael C. L.} and Adams, {Michael J.}",
year = "2011",
month = aug,
doi = "10.1016/j.mee.2010.12.032",
language = "English",
volume = "88",
pages = "1726--1729",
journal = "Microelectronic Engineering",
issn = "0167-9317",
publisher = "Elsevier",
number = "8",

}

RIS

TY - JOUR

T1 - Micro squeeze flow rheometer for high frequency analysis of nano-litre volumes of viscoelastic fluid

AU - Cheneler, David

AU - Bowen, James

AU - Ward, Michael C. L.

AU - Adams, Michael J.

PY - 2011/8

Y1 - 2011/8

N2 - In this paper, the design, fabrication and experimental analysis of a piezoelectrically actuated micro squeeze flow rheometer is presented. Being only 30 × 30 × 0.5 mm in size, the micro rheometer is sensitive to very small volumes of the order of 1–10 nL of liquid and light enough to operate at frequencies in the kHz regime, an order of magnitude higher than normally attainable with conventional cone and plate rheometry. Initial experiments show that the response of the rheometer is dependent on the viscoelasticity of the fluid being tested. The prototype was used to measure the moduli of poly(dimethylsiloxane) (PDMS) of viscosity 10 Pa s, a non-volatile viscoelastic fluid, over the frequency range of 10–1000 Hz. Results show good agreement between with the moduli measured using conventional rheometry up to 100 Hz and with values extrapolated up to 1 kHz.

AB - In this paper, the design, fabrication and experimental analysis of a piezoelectrically actuated micro squeeze flow rheometer is presented. Being only 30 × 30 × 0.5 mm in size, the micro rheometer is sensitive to very small volumes of the order of 1–10 nL of liquid and light enough to operate at frequencies in the kHz regime, an order of magnitude higher than normally attainable with conventional cone and plate rheometry. Initial experiments show that the response of the rheometer is dependent on the viscoelasticity of the fluid being tested. The prototype was used to measure the moduli of poly(dimethylsiloxane) (PDMS) of viscosity 10 Pa s, a non-volatile viscoelastic fluid, over the frequency range of 10–1000 Hz. Results show good agreement between with the moduli measured using conventional rheometry up to 100 Hz and with values extrapolated up to 1 kHz.

KW - Microrheometer

KW - Squeeze flow

KW - Piezoelectric

KW - Microfluidics

KW - Arrays

U2 - 10.1016/j.mee.2010.12.032

DO - 10.1016/j.mee.2010.12.032

M3 - Journal article

VL - 88

SP - 1726

EP - 1729

JO - Microelectronic Engineering

JF - Microelectronic Engineering

SN - 0167-9317

IS - 8

ER -