Results 11 to 20 of about 46,680 (197)

Design, manufacturing and performance OF Fe–Mn–Si–Ni–Cr shape memory seamless couplings

open access: yesAdvances in Industrial and Manufacturing Engineering, 2021
The Fe–Mn–Si shape memory (SM) alloys have attracted a great deal of interest due to their good technological characteristics and mechanical properties, combined with the SM effect.
I. Esquivel, J. Malarría, A.V. Druker
doaj   +1 more source

Study on decoupling control method of vehicle wheel bridge simulation loading system

open access: yesThe Journal of Engineering, 2019
There are mechanical coupling interference and hydraulic coupling interference in the vehicle wheel bridge simulation loading system based on secondary regulation, which can cause the control accuracy of the system to decrease obviously and seriously ...
Zhuo Xu, Yahui Nie
doaj   +1 more source

Quark and lepton mass and mixing with non-universal Z′ from a 5d Standard Model with gauged SO(3)

open access: yesJournal of High Energy Physics, 2021
We propose a theory of quark and lepton mass and mixing with non-universal Z′ couplings based on a 5d Standard Model with quarks and leptons transforming as triplets under a new gauged SO(3) isospin.
Francisco J. de Anda, Stephen F. King
doaj   +1 more source

NURBS interpolation for tangential point tracing grinding of eccentric shaft

open access: yesThe Journal of Engineering, 2019
The sine eccentric shaft is one of the most important parts for industrial robot RV reducer, and its machining quality has immediate effect on the overall device performance. The eccentric shaft X-C linkage grinding model is built based on the tangential
Zhonggang Li   +4 more
doaj   +1 more source

Constraints on beta functions in field theories

open access: yesSciPost Physics, 2022
The $\beta$-functions describe how couplings run under the renormalization group flow in field theories. In general, all couplings that respect the symmetry and locality are generated under the renormalization group flow, and the exact renormalization
Han Ma, Sung-Sik Lee
doaj   +1 more source

On NS-NS couplings at order α′3

open access: yesNuclear Physics B, 2021
Recently, imposing the gauge-symmetry and the T-duality constraints on the string frame effective actions of type II superstring theories at order α′3, the NS-NS couplings have been found in a particular scheme which has 445 couplings in 15 different ...
Mohammad R. Garousi
doaj   +1 more source

Non-derivative axionic couplings to nucleons at large and small N

open access: yesJournal of High Energy Physics, 2020
Among the possible CP-odd couplings of the axion to ordinary matter, the most relevant ones for phenomenology are the Yukawa couplings to nucleons. We analyze such non-derivative couplings within three different approaches: standard effective field ...
Francesco Bigazzi   +3 more
doaj   +1 more source

Simulation and Verification of Involute Spline Tooth Surface Wear before and after Carburizing Based on Energy Dissipation Method

open access: yesMachines, 2023
This work studies the tooth surface wear of floating involute spline couplings. Based on the energy dissipation method, this study takes the floating involute spline couplings as the research object, divides the whole wear cycle into three wear stages ...
Xiangzhen Xue   +4 more
doaj   +1 more source

Scheduling model of construction activity with time couplings

open access: yesJournal of Civil Engineering and Management, 2003
The algorithm of construction work graphic schedule which takes into account the proper sequencing problem has been presented. The algorithm is described step by step, ie the construction work organisation methods with zero couplings between realisation ...
Zdzisław Hejducki
doaj   +1 more source

Impact of Frequency Heterogeneity on Mutually Synchronized Spatially Distributed 24 GHz PLLs

open access: yesIEEE Open Journal of Circuits and Systems
This research analyzes the mutual self-organized synchronization of phase-locked loops (PLLs) in the presence of variations in the free-running frequency of a PLL.
Christian Hoyer   +2 more
doaj   +1 more source

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