Results 11 to 20 of about 6,023,542 (380)

Cosserat Rod Modeling of Continuum Robots from Newtonian and Lagrangian Perspectives

open access: yesIEEE Transactions on robotics, 2023
Cosserat rod theory proved efficient modeling performances in robotics, especially in the context of continuum robots, in the past decade. The implementation of such theory is far from being unique and straightforward.
Matthias Tummers   +5 more
semanticscholar   +1 more source

Anisotropic Rod-Shaped Particles Influence Injectable Granular Hydrogel Properties and Cell Invasion

open access: yesbioRxiv, 2021
Granular hydrogels have emerged as a new class of injectable and porous biomaterials that improve integration with host tissue when compared to solid hydrogels.
T. Qazi   +7 more
semanticscholar   +1 more source

Images for change: community development, community arts and photography [PDF]

open access: yes, 2009
This article explores how community development objectives can be achieved through critical photographic practice. It summarizes the literature relating to community arts practice and its potential for social regeneration.
Purcell, Rod
core   +1 more source

A Cambrian origin for vertebrate rods

open access: yeseLife, 2015
Vertebrates acquired dim-light vision when an ancestral cone evolved into the rod photoreceptor at an unknown stage preceding the last common ancestor of extant jawed vertebrates (∼420 million years ago Ma).
Sabrina Asteriti   +2 more
doaj   +1 more source

The Self in Research and Other Matters: A Study of Doctoral Students' Conceptions [PDF]

open access: yes, 2010
This study uses metaphor analysis to examine doctoral students’ conceptions obtained from their responses to an on-line survey. The conceptions examined were the conception of self in research, the conception of the PhD, the conception of knowledge, and ...
Pitcher, Rod
core   +1 more source

Restoration of vision after de novo genesis of rod photoreceptors in mammalian retinas

open access: yesNature, 2018
In zebrafish, Müller glia (MG) are a source of retinal stem cells that can replenish damaged retinal neurons and restore vision1. In mammals, however, MG do not spontaneously re-enter the cell cycle to generate a population of stem or progenitor cells ...
Kai Yao   +11 more
semanticscholar   +1 more source

Morphologie inframicroscopique de Vitis vinifera L., son incidence sur la répartition des levures

open access: yesOENO One, 1977
Des travaux réalisés en microscopie électronique à balayage rendent compte de la morphologie inframicroscopique et de l'aspect des cires des diverses parties du cep de vigne : tige (tronc, baguette, rameaux aoûtés, rameaux herbacés), feuilles jeunes et ...
J.-M. Belin
doaj   +1 more source

Generators of Pressure-Evoked Currents in Vertebrate Outer Retinal Neurons

open access: yesCells, 2021
(1) Background: High-tension glaucoma damages the peripheral vision dominated by rods. How mechanosensitive channels (MSCs) in the outer retina mediate pressure responses is unclear. (2) Methods: Immunocytochemistry, patch clamp, and channel fluorescence
Ji-Jie Pang, Fan Gao, Samuel M. Wu
doaj   +1 more source

Is the Viable System Model of organization inimical to the concept of human freedom? [PDF]

open access: yes, 2006
This paper examines the sensitivity of Stafford Beer’s Viable System Model of organization to the concept of human freedom. The paper notes the many critics who have suggested that the Viable System Model is inimical to human freedom and their especial ...
Thomas, Rod
core   +1 more source

A comparison between sphere and rod nanoparticles regarding their in vivo biological behavior and pharmacokinetics

open access: yesScientific Reports, 2017
In recent years, spherical nanoparticles has been studied extensively on biomedical applications including bioimaging and biosensing, diagnostics and theranostics, but the effect of the shape of nanoparticles has received little attention. In the present
Yating Zhao   +8 more
semanticscholar   +1 more source

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