Results 201 to 210 of about 68,365 (261)

Design and Characterization of a Two‐Dimensional Soft Array Based on Cooperative Dielectric Elastomer Actuators

open access: yesAdvanced Functional Materials, EarlyView.
A fully polymeric two‐dimensional array of Dielectric Elastomers enables self‐sensing, cooperative actuation, and large‐stroke operation in a DE‐based autonomous conveyor. Based only on voltage and current measurements at actuator level, the system detects the presence of a ball and subsequently drives it toward a target position.
Saverio Addario   +6 more
wiley   +1 more source

Fracture behavior of rod-in-tube layered configurations under three-point bending: an experimental investigation. [PDF]

open access: yesSci Rep
Kumar M   +7 more
europepmc   +1 more source

A SUPERCONVERGENT STRESS RECOVERY TECHNIQUE WITH EQUILIBRIUM CONSTRAINT

International Journal for Numerical Methods in Engineering, 1997
A stress recovery technique is developed to extract more accurate nodal stress values from the raw stress values obtained directly from the finite element analysis. In the present method a stress field is assumed over a patch of elements, and a least-squares functional is formed using the discrete stress errors at the superconvergent stress points and ...
Lee, Taeoh, Park, Hoon C., Lee, Sung W.
exaly   +3 more sources

Stress as a Constraint Reaction in Rigid Bodies

Journal of Elasticity, 2004
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
FOSDICK, R., ROYER CARFAGNI, Gianni
openaire   +2 more sources

Stress constraints and hydrofracturing stress data for the continental crust

pure and applied geophysics, 1986
Faulting and seismicity in the upper continental crust require considerable differential stresses. Application of experimentally developed friction, fracture and flow laws shows that high differential stresses can only exist in the uppermost crust. Direct hydraulic fracturing measurements in deep boreholes seem to support this rock mechanics conclusion.
F. Rummel   +2 more
openaire   +1 more source

Stress testing of task deadlines: A constraint programming approach

2013 IEEE 24th International Symposium on Software Reliability Engineering (ISSRE), 2013
Safety-critical Real Time Embedded Systems (RT-ESs) are usually subject to strict timing and performance requirements that must be satisfied for the system to be deemed safe. In this paper, we use effective search strategies whose goal is finding worst case scenarios with respect to deadline misses. Such scenarios can in turn be used to test the target
Stefano Di Alesio   +3 more
openaire   +2 more sources

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