Results 21 to 30 of about 1,005,816 (291)

A Novel Information Fusion Method for Redundant Rotational Inertial Navigation Systems Based on Reduced-Order Kalman Filter

open access: yesMATEC Web of Conferences, 2018
The redundant rotational inertial navigation systems can satisfy not only the high-accuracy but also the high-reliability demands of underwater vehicle on navigation system.
Wang Lin   +4 more
doaj   +1 more source

Measurement of rotational property for a baseball in flight with acceleration sensors

open access: yesNihon Kikai Gakkai ronbunshu, 2019
We attempt to measure the rotational characteristics of a ball in flight by using a baseball-like ball with a built-in acceleration sensor unit which consists of one three-axis sensor for low G and three sensors for High G.
Hiroyuki NAGAOKA   +4 more
doaj   +1 more source

Model and formulation in grinding mechanism having advanced secondary rotational axis

open access: yesMeasurement + Control, 2019
“Grinding Mechanism having Advanced Secondary Rotational Axis” is one of the newer plane surface grinding methods that has an uncommon abrasion mechanism. Unlike conventional methods, in Grinding Mechanism having Advanced Secondary Rotational Axis, there
Oktay Adiyaman, Zülküf Demir
doaj   +1 more source

Study on the morphological characteristics and rotational alignment axis of placement plane of the tibial component in total knee arthroplasty for hemophilia-related knee arthritis

open access: yesJournal of Orthopaedic Surgery and Research, 2022
Background Abnormal epiphyseal growth plate development of the proximal tibia in hemophilia patients leads to notable morphological changes in the mature knee joint.
Ru Feng   +8 more
doaj   +1 more source

Illusory Oscillation of the Central Rotation Axis [PDF]

open access: yesi-Perception, 2019
In this study, we report a novel visual illusion for rotational motion, in which the central rotation axis of a partially invisible (apparent) square is perceived as exhibiting oscillatory rotation. To investigate the cause of this illusion, we measured the central position of a static apparent shape using an adjustment method (Experiment 1) and ...
Yutaka Nakajima   +2 more
openaire   +3 more sources

An axis-specific rotational rainbow in the direct scatter of formaldehyde from Au(111) and its influence on trapping probability [PDF]

open access: yes, 2017
Formaldehyde exhibits a high degree ofa-axis (“twirling”) rotational excitation about the CO bond axis, when directly scattered from the Au(111) surface.
Schäfer, T.   +17 more
core   +1 more source

Optimizing Parameterized Quantum Circuits With Free-Axis Single-Qubit Gates

open access: yesIEEE Transactions on Quantum Engineering, 2023
Variational quantum algorithms, which utilize parameterized quantum circuits (PQCs), are promising tools to achieve quantum advantage for optimization problems on near-term quantum devices.
Hiroshi C. Watanabe   +4 more
doaj   +1 more source

Rotational Extension Promotes Coeval Upper Crustal Brittle Faulting and Deep‐Seated Rift‐Axis Parallel Flow: Dynamic Coupling Processes Inferred From Analog Model Experiments [PDF]

open access: yes, 2022
The lower parts of warm, thick continental crust can flow in a ductile fashion to accommodate thinning of the upper brittle crust during extension. Naturally occurring continental rifts with a rift-axis parallel deformation gradient imply an underlying ...
Schreurs, Guido   +5 more
core   +2 more sources

Modelling the aerodynamics of vertical-axis wind turbines in unsteady wind conditions [PDF]

open access: yes, 2013
Most numerical and experimental studies of the performance of vertical-axis wind turbines have been conducted with the rotors in steady, and thus somewhat artificial, wind conditions - with the result that turbine aerodynamics, under varying wind ...
Scheurich, Frank, Brown, Richard
core   +4 more sources

CTV to PTV Margins Based On CBCT Method for Prostate Cancer of Patients Treated With VMAT Technique [PDF]

open access: yesIranian Journal of Medical Physics, 2023
Introduction: Patient repositioning in treatment radiotherapy is one of the main factors that increase error of target irradiation. However additional margin is necessary to consider the uncertainties created along and around X, Y and Z-axis.Material and
Morad Erraoudi   +3 more
doaj   +1 more source

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