Results 51 to 60 of about 5,903 (308)

CUBEs: decoupled, compact, and monolithic spatial translational compliant parallel manipulators [PDF]

open access: yes, 2014
This paper deals with the conceptual design of decoupled, compact, and monolithic XYZ compliant parallel manipulators (CPMs): CUBEs. Position spaces of compliant P (P: prismatic) joints are first discussed, which are represented by circles about the ...
Li, Haiyang, Hao, Guangbo
core  

计算机辅助几何法分析4-DOF并联机器人

open access: yesJixie chuandong, 2010
A novel computer aided geometry approach for type synthesis and analysis of new spatial 4-DOF parallel manipulators is put forward, and the computer simulation mechanisms of parallel manipulators is created by using the geometric constraints and ...
陈立辉   +3 more
doaj  

Parallel Continuum Delta: On the Performance Analysis of Flexible Quasi-Translational Robots

open access: yesApplied Sciences
In the field of rigid parallel manipulators, the Delta parallel robot is one of the most popular choices in the industry due to its ability to adapt to a wide range of applications, particularly pick-and-place tasks.
Oscar Altuzarra   +3 more
doaj   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Design Issues and Application of Cable-Based Parallel Manipulators for Rehabilitation Therapy

open access: yesApplied Bionics and Biomechanics, 2008
In this study, cable-based manipulators are proposed for application in rehabilitation therapies. Cable-based manipulators show good features that are very useful when the system has to interact with humans.
E. Ottaviano
doaj   +1 more source

Optimum transmission performance of 3-RRR planar parallel manipulators and sensitivity analysis

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2021
In this paper, a parametric model of 3-RRR planar parallel manipulators (PPMs) is presented, aiming to optimize the overall transmission performance with optimum shapes and sizes of platforms, including the base and the mobile platform.
Kun WANG, Xiaoyong WU, Shaoping BAI
doaj   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

On the accuracy of $N-1$ wire-driven parallel robots [PDF]

open access: yes, 2013
A $N-1$ wire-driven parallel robot is a robot for which all the $N \ge 3$ wires are connected at the same point of the platform, allowing to control the location of this point. We are interested in the positioning accuracy of such a robot.
Merlet, Jean-Pierre, Jean-Pierre Merlet
core   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Wrench Measurements on a Planar, Passive, 4-DoF Parallel Mechanism with Two End-Effectors and a Spatial, Passive, 2-DoF Parallel Mechanism with Two End-Effectors [PDF]

open access: yes, 2014
Data collected as part of the experimental validation of a Jacobian analysis of a parallel mechanism with two end-effectors, as well as the experimental validation of a Jacobian-based stiffness analysis for parallel manipulators with two end ...
Hoevenaars, A.G.L. (Teun)
core   +1 more source

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