Direct stress-strain measurements from bulged membranes using topography image correlation

J Neggers, JPM Hoefnagels, F Hild, S Roux… - Experimental …, 2014 - Springer
This paper discusses an experimental method to characterize thin films as they are
encountered in micro-electronic devices. The method enables the measurement of the …

Low‐Temperature CO2‐Assisted Assembly of Cyclic Olefin Copolymer Ferroelectrets of High Piezoelectricity and Thermal Stability

Y Li, C Zeng - Macromolecular Chemistry and Physics, 2013 - Wiley Online Library
A novel supercritical carbon dioxide (CO2)‐assisted low‐temperature assembly approach to
fabricate cyclic olefin copolymer (COC) ferroelectrets is reported. The process takes …

A bulge test based methodology for characterizing ultra-thin buckled membranes

S Shafqat, O Van der Sluis, M Geers, J Hoefnagels - Thin Solid Films, 2018 - Elsevier
Buckled membranes become ever more important with further miniaturization and
development of ultra-thin film based systems. It is well established that the bulge test …

Hydrodynamic bulge testing: materials characterization without measuring deformation

V Anand, SC Muchandimath… - Journal of Applied …, 2020 - asmedigitalcollection.asme.org
Characterizing the elastic properties of soft materials through bulge testing relies on
accurate measurement of deformation, which is experimentally challenging. To avoid …

[HTML][HTML] Acoustic Transmission Measurements for Extracting the Mechanical Properties of Complex 3D MEMS Transducers

D Becker, M Littwin, A Bittner, A Dehé - Micromachines, 2024 - pmc.ncbi.nlm.nih.gov
Recent publications on acoustic MEMS transducers present a new three-dimensional folded
diaphragm that utilizes buried in-plane vibrating structures to increase the active area from a …

[LLIBRE][B] Mechanical properties of thin films studied by bulge testing

B Merle - 2013 - search.proquest.com
Thin films are complex systems exhibiting remarkable mechanical properties compared to
their bulk counterparts. The most thoroughly described size effect is the increase of the …

A global digital image correlation enhanced full-field bulge test method

J Neggers, JPM Hoefnagels, F Hild, S Roux… - Procedia IUTAM, 2012 - Elsevier
The miniature bulge test is a known method for characterizing the full stress-strain response
of freestanding thin films. However, some discrepancies between quantitative results in the …

[HTML][HTML] Editorial for the Special Issue on Micromachined Acoustic Transducers for Audio-Frequency Range

L Rufer, S Shubham, H Wang, T Miller, P Honzík… - Micromachines, 2025 - mdpi.com
Microelectromechanical systems (MEMS) refer to miniaturized mechanical and
electromechanical elements that are fabricated through microelectronic processes. The …

Accuracy analysis of plane-strain bulge test for determining mechanical properties of thin films

Y Lin, S Long, Z WANG - Transactions of Nonferrous Metals Society of …, 2014 - Elsevier
The effect of a variety of geometrics, initial conditions and material properties on the
deformation behavior of thin films in the plane-strain bulge test was systematically …

Modeling of elastoplastic behavior of freestanding square thin films under bulge testing

HA Tinoco, P Hutař, T Kruml, J Holzer - Acta Mechanica, 2021 - Springer
Bulge testing is an experimental technique applied to the characterization of thin films, with
which the mechanical properties are obtained employing numerical and analytical …