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Structure Design and Simulation of a Spherical Coupled Cervical Spine Rehabilitation Robot
Published 2024-06-01“…Firstly, starting from the common rehabilitation actions of patients with cervical spondylosis, a new type of spherical coupled mechanism is designed according to the physiological structure and kinematic mechanism of the human neck, aiming at better realizing the rehabilitation training of the head and neck of patients. …”
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Montgomery algorithm on elliptic curves over finite fields of character three
Published 2008-01-01“…Application of Montgomery algorithm on elliptic curves defined over finite fields of character three was re-searched.Due to the structure of Montgomery algorithm,y-coordinate was ignored,a new formula to compute point ad-dition and point doubling was proposed to accelerate the scalar point multiplication.According to theoretical analysis and experimental verification,new formula saves about 15 percent running time.…”
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63
Resonant Frequency Calculation and Optimal Design of Peano Fractal Antenna for Partial Discharge Detection
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Primitive polynomials and word oriented linear feedback shift registers
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Space-Time Evolution Laws of Zonal Disintegration in Deep Underground Caves Based on Coordination Deformation between the Bolt Body and Surrounding Rock
Published 2021-01-01“…It puts forward the theoretical calculation formula about the mechanics criterion and breakdown moment of the zonal disintegration. …”
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CPW-Fed Dual Band Flexible Antenna for Energy IoT Applications at 380/940 MHz
Published 2025-01-01“…The antenna size is <inline-formula> <tex-math notation="LaTeX">$210\times 236\times 0.2$ </tex-math></inline-formula> mm3, achieving bandwidths of 25.2% (<inline-formula> <tex-math notation="LaTeX">$344\sim 440$ </tex-math></inline-formula> MHz) and 15.2% (<inline-formula> <tex-math notation="LaTeX">$863\sim 1006$ </tex-math></inline-formula> MHz) when flat, with peak gains of 2.52 dBi and 4.90 dBi, respectively. …”
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Some Properties on Estrada Index of Folded Hypercubes Networks
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71
Effect of Temperature and pH on Early Hydration Rate and Apparent Activation Energy of Alkali-Activated Slag
Published 2019-01-01“…In order to investigate the effect of temperature and pH on the early hydration rate of alkali-activated slag (AAS), NaOH was used as alkali activator, and the nonevaporable water (NEW) content of the slag paste at different temperatures (5, 20 and 35°C) and pH (12.10, 12.55, 13.02, and 13.58) was measured. …”
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72
Dynamic Model and Characteristic Analysis of Viscosity-Ultraelasticity for Bionic Vascular Network
Published 2021-01-01“…Due to the large volume of pipeline transportation, low cost, safety and the reliability, and automatic control, it is widely used in many fields of industrial development and human daily life. …”
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73
Research on the Deformation Law and Stress Distribution Characteristics of Overburden under the Influence of Multiple Faults
Published 2023-01-01“…Taking the geological conditions of a coal mine in Liupanshui City, Guizhou Province, as the background. The fracture law of the roof in the coal face and the height of the “Two zones” were obtained through theoretical analysis and empirical formula calculation, and the results were verified using similar simulation experiments. …”
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The Family of Multiparameter Quaternary Subdivision Schemes
Published 2021-01-01“…The family of high arity schemes gives high smoothness comparative to low arity schemes. In this paper, we propose a simple and generalized formula for a family of multiparameter quaternary subdivision schemes. …”
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STABILITY ANALYSIS OF A SHIPBORNE LARGE APERTURE TELESCOPE TRACKING FRAME
Published 2024-01-01“…Under the static wind load， the maximum stress value of the tracking frame structure is about 14.07 MPa， which was less than the yield strength of steel 355 MPa， the maximum deformation variable was about 0.02 mm， which was less than the design accuracy error coaxiality <inline-formula><alternatives><math xmlns:mml="http://www.w3.org/1998/Math/MathML" id="M2"><mi>ϕ</mi></math><graphic specific-use="big" xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="alternativeImage/57E4CC7A-3A51-4d04-A581-ECC3129A5B9C-M001.jpg"><?…”
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The Laplacian-Energy-Like Invariants of Three Types of Lattices
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Hamilton Connectivity of Convex Polytopes with Applications to Their Detour Index
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A Study on the Impact of Longwall-Mining Operation on the Stability of a Slope-Pillar Structure
Published 2021-01-01“…According to the study, the width of the protective pillar is designed at 20 m, and the roadway deformation during the working face and the stability of the pillar can satisfy the safety requirement concerning the working face, which further validates the theoretic deduction formula.…”
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Research on the spatial state and electrical distance variation of overhead transmission lines with changes in foundation
Published 2025-01-01“…A mathematical model was developed to describe the positional changes of overhead lines following tower sinkage, and formulas were used to calculate the new suspension point positions and electrical distance variations of the wires. …”
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