Results 31 to 40 of about 2,028,288 (301)

Phase portraits and optical soliton solutions of coupled Sasa–Satsuma model in birefringent fibers

open access: yesResults in Physics, 2022
The main purpose of this paper is to discuss the optical soliton solutions and phase portraits of the coupled Sasa–Satsuma model in nonlinear optics. This model is usually used to describe the propagation of femtosecond pulses in optical fibers. By using
Zhao Li   +3 more
doaj   +1 more source

Active force control of 3-RRR planar parallel manipulator [PDF]

open access: yes, 2010
This paper presents a new and novel method to control a 3-RRR (revolute-revolute-revolute) planar parallel manipulator using an active force control (AFC) strategy.
A., Noshadi   +2 more
core   +1 more source

Scalar and vector Keldysh models in the time domain [PDF]

open access: yes, 2009
The exactly solvable Keldysh model of disordered electron system in a random scattering field with extremely long correlation length is converted to the time-dependent model with extremely long relaxation. The dynamical problem is solved for the ensemble
A. A. Abrikosov   +9 more
core   +1 more source

Effect of Friction on the Dynamical Analysis of Three-Link Planar Robot Arm by Using Lagrange Approach [PDF]

open access: yesEngineering and Technology Journal, 2017
The dynamic analysis of Three-Link planar robot arm and control system with (PID) are presented and investigated. The dynamic analysis is very important in the design and control of the robot.
R.M. Hussein
doaj   +1 more source

Chaotic Pattern and Solitary Solutions for the (21)-Dimensional Beta-Fractional Double-Chain DNA System

open access: yesFractal and Fractional
The dynamical behavior of the double-chain deoxyribonucleic acid (DNA) system holds significant implications for advancing the understanding of DNA transmission laws in the realms of biology and medicine. This study delves into the investigation of chaos
Tianyong Han   +3 more
doaj   +1 more source

Consistent multiphase-field theory for interface driven multidomain dynamics [PDF]

open access: yes, 2015
We present a new multiphase-field theory for describing pattern formation in multi-domain and/or multi-component systems. The construction of the free energy functional and the dynamic equations is based on criteria that ensure mathematical and physical ...
Granasy, Laszlo   +2 more
core   +3 more sources

Dynamic Rocker-Bogie: Kinematical Analysis in a High-Speed Traversal Stability Enhancement

open access: yesInternational Journal of Aerospace Engineering, 2016
The rocker-bogie suspension system has robust capabilities to deal with uneven terrain because of its distributing of the payload over its six wheels uniformly, while there is one major shortcoming to high-speed traversal over the planar terrain.
Sunxin Wang, Yan Li
doaj   +1 more source

Magnetic Design for Three-Phase Dynamic Wireless Power Transfer With Constant Output Power

open access: yesIEEE transactions on energy conversion, 2023
This paper details the design of a three-phase transmitter-receiver topology for use in a dynamic wireless power transfer (DWPT) system for heavy-duty electric vehicles.
Aaron D. Brovont   +4 more
semanticscholar   +1 more source

Robust Safety-Critical Control for Dynamic Robotics

open access: yesIEEE Transactions on Automatic Control, 2022
We present a novel method of optimal robust control through quadratic programs that offers tracking stability while subject to input and state-based constraints as well as safety-critical constraints for nonlinear dynamical robotic systems in the ...
Quan Nguyen, K. Sreenath
semanticscholar   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

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