Dielectric elastomer generators: How much energy can be converted?
Dielectric elastomers are being developed as generators to harvest energy from renewable
sources, such as human movements and ocean waves. We model a generator as a system …
sources, such as human movements and ocean waves. We model a generator as a system …
Theory of dielectric elastomers capable of giant deformation of actuation
The deformation of a dielectric induced by voltage is limited by electrical breakdown if the
dielectric is stiff, and by electromechanical instability if the dielectric is compliant. The …
dielectric is stiff, and by electromechanical instability if the dielectric is compliant. The …
Robust flexible capacitive surface sensor for structural health monitoring applications
S Laflamme, M Kollosche, JJ Connor… - Journal of Engineering …, 2013 - ascelibrary.org
Early detection of possible defects in civil infrastructure is vital to ensuring timely
maintenance and extending structure life expectancy. The authors recently proposed a …
maintenance and extending structure life expectancy. The authors recently proposed a …
Electrical failure in blends of chemically identical, soft thermoplastic elastomers with different elastic stiffness
M Kollosche, G Kofod - Applied Physics Letters, 2010 - pubs.aip.org
Investigations on the effect of stiffness on breakdown strength in polymer materials are
typically performed indirectly by variation of temperature. Here, the stiffness is varied directly …
typically performed indirectly by variation of temperature. Here, the stiffness is varied directly …
Synthesis and characterization of silicones containing cyanopropyl groups and their use in dielectric elastomer actuators
Polydimethylsiloxanes (PDMS) have recently been used as dielectric elastomer materials in
electromechanical actuators. When they are soft enough, electric fields can change their …
electromechanical actuators. When they are soft enough, electric fields can change their …
Silicone elastomers with covalently incorporated aromatic voltage stabilisers
When optimising dielectric elastomers (DEs) a conflict exists, namely that for large
achievable actuation strains softness is required, but with increased softness electrical …
achievable actuation strains softness is required, but with increased softness electrical …
Styrenic block copolymer-based nanocomposites: Implications of nanostructuration and nanofiller tailored dispersion on the dielectric properties
In this work, the effect of controlling the morphology on the dielectric properties of triblock
copolymers and their clay-containing nanocomposites was evaluated. Two different …
copolymers and their clay-containing nanocomposites was evaluated. Two different …
Voltage-controlled compression for period tuning of optical surface relief gratings
M Kollosche, S Döring, J Stumpe, G Kofod - Optics letters, 2011 - opg.optica.org
This Letter reports on new methods and a consistent model for voltage tunable optical
transmission gratings. Elastomeric gratings were molded from holographically written …
transmission gratings. Elastomeric gratings were molded from holographically written …
Dielektrische Elastomerstapelaktoren für ein peristaltisches Fluidfördersystem
P Lotz - 2009 - tuprints.ulb.tu-darmstadt.de
Dielektrische Elastomeraktoren sind eine Klasse von elektroaktiven Polymeren, die seit ca.
10 Jahren intensiv erforscht werden. Diese Aktoren beruhen auf dem elektrostatischen …
10 Jahren intensiv erforscht werden. Diese Aktoren beruhen auf dem elektrostatischen …
Tuning the mechanical and dielectric properties of clay‐containing thermoplastic elastomer nanocomposites
In this study, the mechanical strength and the AC short term breakdown strength of
polystyrene‐b‐poly (ethylene‐co‐butylene)‐b‐polystyrene (SEBS) thermoplastic elastomer …
polystyrene‐b‐poly (ethylene‐co‐butylene)‐b‐polystyrene (SEBS) thermoplastic elastomer …