Results 21 to 30 of about 458,396 (298)

Recent and paleo-stresses at the northern margin of the Black Sea and the Crimea Mountain in Meso-Cenozoic—Quarter (according to mechanisms of earthquakes foci and field tectonophysical data)

open access: yesГеофизический журнал, 2018
Recent stress fields at the northern margin of the Black Sea have been characterized on the base of 32 mechanisms of the earthquakes foci. Orientations of compression axes in the foci give evidence that present-day tectonic process takes place under ...
A. Murovskaya   +3 more
doaj   +1 more source

Optimization of a Cost-Constrained, Hydraulic Knee Prosthesis Using a Kinematic Analysis Model

open access: yesBiomechanics, 2023
Approximately 82% of amputees prefer microprocessor knees (MPKs) to the passive alternatives. However, the cost of these devices makes them inaccessible for many patients.
Lucas Galey   +4 more
doaj   +1 more source

Robotic ankle control can provide appropriate assistance throughout the gait cycle in healthy adults

open access: yesFrontiers in Neurorobotics, 2022
Ankle foot orthoses are mainly applied to provide stability in the stance phase and adequate foot clearance in the swing phase; however, they do not sufficiently assist during the entire gait cycle.
Kei Nakagawa   +5 more
doaj   +1 more source

The Higgs Legacy of the LHC Run I [PDF]

open access: yes, 2015
Based on Run I data we present a comprehensive analysis of Higgs couplings. For the first time this SFitter analysis includes independent tests of the Higgs-gluon and top Yukawa couplings, Higgs decays to invisible particles, and off-shell Higgs ...
Corbett, Tyler   +5 more
core   +3 more sources

CLASH-VLT: Testing the Nature of Gravity with Galaxy Cluster Mass Profiles [PDF]

open access: yes, 2016
We use high-precision kinematic and lensing measurements of the total mass profile of the dynamically relaxed galaxy cluster MACS J1206.2-0847 at $z=0.44$ to estimate the value of the ratio $\eta=\Psi/\Phi$ between the two scalar potentials in the linear
Amendola, L.   +15 more
core   +2 more sources

Analysis of Rotation Curves in the Framework of the Gravitational Suppression Model [PDF]

open access: yes, 2006
We present an analysis of suitable rotation curves (RCs) of eight galaxies, aimed at checking the consistency and universality of the gravitational suppression (GraS) hypothesis, a phenomenological model for a new interaction between dark matter and ...
Martins, Christiane Frigerio   +1 more
core   +2 more sources

Kinematic-Vision Residuals Analysis [PDF]

open access: yes2007 IEEE Aerospace Conference, 2007
This paper describes the design, validation, and integration of a tool to locate a portion of the instrument deployment device (IDD) on the Mars exploration rover (MER) vehicles on Mars in imagery from the front hazard avoidance cameras, and to track the differences between the predicted and detected position of the manipulator over time.
Kevin Nickels   +3 more
openaire   +1 more source

Geotechnical Study of Raspadalica Cliff Rockfall, Croatia

open access: yesApplied Sciences, 2022
The Raspadalica Cliff is an almost vertical 100 m high limestone cliff with a railway line at its foot and is known for numerous rockfall occurrences in the past.
Dalibor Udovič   +2 more
doaj   +1 more source

Kinematic Analysis of an Omnidirectional Tracked Vehicle

open access: yesApplied Sciences
This article addresses the problem of controlling an omni-tracked vehicle equipped with parallel, fully overlapping omnidirectional tracks. A kinematic model is presented that enables the determination of the vehicle body’s displacement relative to the ...
Mateusz Fiedeń
doaj   +1 more source

Kinematic path analysis of kinematically indeterminate systems

open access: yesKSCE Journal of Civil Engineering, 2016
Kinematically indeterminate systems are geometrically unstable. Considering that there is only tiny elastic deformation in the process of the mechanism motion, the method to simulate kinematic paths of kinematically indeterminate systems without considering elastic deformation is studied in this paper.
Xingfei Yuan   +3 more
openaire   +1 more source

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