Results 41 to 50 of about 8,936 (199)

变截面摆线传动的齿廓曲率研究

open access: yesJixie chuandong, 2008
The variable cross section cycloid drive can realize lower backlash by adjusting the axial location of the variable cross cycloid gear pair.The curvature radius is an important parameter in design and machining process such as undercut,contact stress ...
王淑妍, 陈兵奎
doaj  

Asymmetric isolated skyrmions in polar magnets with easy-plane anisotropy

open access: yes, 2017
We introduce a new class of isolated magnetic skyrmions emerging within tilted ferromagnetic phases of polar magnets with easy-plane anisotropy. The asymmetric magnetic structure of these skyrmions is associated with an intricate pattern of the energy ...
Kézsmárki, I., Leonov, A. O.
core   +1 more source

Isolated in the highlands, found in the museum: A new species of Characidium (Crenuchidae) from a Bolivian National Park, with a CT scan revealing features

open access: yesJournal of Fish Biology, EarlyView.
Abstract A new species of Characidium is described from a small, isolated river in the highland areas of Noel Kempff Mercado National Park, Bolivia. The new taxon can be diagnosed by the presence of a relatively broad and conspicuous dark midlateral stripe extending from the tip of snout to the base of the caudal fin, markedly darker than the vertical ...
Leonardo Oliveira‐Silva   +3 more
wiley   +1 more source

METHOD FOR MODIFYING PROFILE OF CYCLOIDAL WHEEL CONSIDERING COMPENSATION FOR ELASTIC DEFORMATION

open access: yesJixie qiangdu, 2020
Considering the influence of elastic deformation on the profile of the cycloid,a cycloid profile modification method for compensating elastic deformation is proposed.Based on the theory of cycloid profile modification,the coordinates of the meshing point
QIN ZhengZheng   +4 more
doaj  

SIMULATION AND MODELING OF CYCLOID GEARS USED IN ORIENTATION MECHANISM OF ROBOTS [PDF]

open access: yesFiabilitate şi Durabilitate, 2011
Cycloid reducers compared with classical reducers have low axial and radial gauge, high transmission ratio, and a better reliability. Cycloid gearing roller, through its qualities, has an important role in modern mechanical transmissions.
Lucia PASCALE   +2 more
doaj  

Electromagnon and phonon excitations in multiferroic TbMnO3

open access: yes, 2012
We have performed Raman measurements on TbMnO3 single crystal under magnetic field along the three crystallographic directions. The flip of the spin spiral plane creates an electromagnon excitation.
Cazayous, M.   +6 more
core   +1 more source

Application of Noise2Inverse and adaptation (Noise2Phase) to single‐mask x‐ray phase contrast micro‐computed tomography

open access: yesJournal of Microscopy, EarlyView.
Abstract X‐ray phase contrast imaging (XPCI), when implemented in micro‐computed tomography (micro‐CT) mode, offers high‐contrast 3D imaging of weakly‐attenuating material samples. In the so‐called single‐mask edge illumination approach, a mask with periodically spaced transmitting apertures is used to split the x‐ray beam into narrow beamlets; when ...
Khushal Shah   +8 more
wiley   +1 more source

Partially Regular Microreliefs Formed by Rotation

open access: yesConstruction Materials
A new scheme for forming partially regular microreliefs by rotational rolling is proposed. A new transcendental curve-shaped, partially regular microrelief (of a trochoid type) is discussed; the shape and geometric parameters of its grooves are ...
Volodymyr Dzyura   +3 more
doaj   +1 more source

Cycloidal Paths in Physics

open access: yes, 2018
A popular classroom demonstration is to draw a cycloid on a blackboard with a piece of chalk inserted through a hole at a point P with radius r = R from the center of a wood disk of radius R that is rolling without slipping along the chalk tray of the ...
Johnston, David C.
core   +1 more source

Rüdin's Unpublished Family Study From the Early 1920s: “On the Inheritance of Manic‐Depressive Insanity”

open access: yesAmerican Journal of Medical Genetics Part B: Neuropsychiatric Genetics, Volume 201, Issue 4, Page 246-256, June 2026.
ABSTRACT Ernst Rüdin, an important and controversial figure in the history of psychiatric genetics, published only one major empirical study on siblings of dementia praecox (DP) probands in 1916. He conducted a parallel study of siblings of probands with manic‐depressive insanity (MDI), but the resulting monograph, written in the early 1920s, was left ...
Kenneth S. Kendler, Astrid Klee
wiley   +1 more source

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