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Polytropic gas cosmology and late-time acceleration: 《Chinese Physics C》2024年第11期220-230,共11页Safae Dahmani Himanshu Chaudhary Amine Bouali Shibesh Kumar Jas Pacif Taoufik Ouali; The accelerated expansion of the Universe has sparked significant interest in the mysterious concept of dark energy within cosmology.Various theories have been proposed to explain dark energy,and many models have been...; 关键词：polytropic dark energy PARAMETRIZATION

Square-root parametrization of dark energy in f(Q)cosmology: 《Communications in Theoretical Physics》2023年第12期105-114,共10页M Koussour N Myrzakulov Alnadhief H A Alfedeel E I Hassan D Sofuoğlu Safa M Mirgani; supported and funded by the Deanship of Scientific Research at Imam Mohammad Ibn Saud Islamic University(IMSIU)(Grant No.IMSIU-RG23008).; This paper is a parametrization of the equation of state(Eo S)parameter of dark energy(DE),which is parameterized using square-root(SR)form i.e.ω_(SR)=ω_(0)+ω_(1)z/√z^(2)+1,where ω_(0)and ω_(1) are free constant...; 关键词：COSMOLOGY dark energy f(Q)gravity EoS parameter

Constraining Neutrino Mass in Dynamical Dark Energy Cosmologies with the Logarithm Parametrization and the Oscillating Parametrization被引量：2: 《Journal of High Energy Physics, Gravitation and Cosmology》2023年第4期1044-1061,共18页Tian-Ying Yao Rui-Yun Guo Xin-Yue Zhao; We constrain two dynamical dark energy models that are parametrized by the logarithm form of and the oscillating form of . Comparing with the Chevallier-Polarski-Linder (CPL) model, the two parametrizations for dark e...; 关键词：Dynamical Dark Energy Neutrino Mass Observational Constraints

Fast adaptive regression-based model predictive control: 《Control Theory and Technology》2023年第4期555-570,共16页Eslam Mostafa Hussein A.Aly Ahmed Elliethy; Model predictive control(MPC)is an optimal control method that predicts the future states of the system being controlled and estimates the optimal control inputs that drive the predicted states to the required referen...; 关键词：Regression analysis MPC Control PARAMETRIZATION WAVELET Support vector regression(SVR) OPTIMIZATION

Coordinate-Parametric Matrix Model Inspired Square-Conjoint Pattern in Cross Woven for Conventional Bamboo Mat被引量：1: 《Journal of Renewable Materials》2023年第12期4025-4038,共14页Ye Fu Liwen Deng Jinbo Hu Ti Li Shanshan Chang; financial support from the Hunan Provincial Key Research and Development Program(2020WK2018);the Arts Crafts Industrial Design Center of Hunan Province(No.2022GYMSZ2);the Scientific Innovation Fund for Post-Graduates of Central South University of Forestry and Technology(No.2022CX02079).; In the study,it is proposed that a coordinate-parametric matrix model is performed to a square-conjoint pattern of cross woven(SCPCW)in the bamboo mat.The patterns of SCPCW are firstly detected according to the perspe...; 关键词：Cross woven configuration and composition coordinated parametrization weaving model

General Solutions of First-Order Algebraic ODEs in Simple Constant Extensions: 《Journal of Systems Science & Complexity》2023年第4期1769-1788,共20页MITTERAMSKOGLER Johann Josef WINKLER Franz; If a first-order algebraic ODE is defined over a certain differential field,then the most elementary solution class,in which one can hope to find a general solution,is given by the adjunction of a single arbitrary con...; 关键词：Algebraic curve algebraic differential equation general solution Möbius transformation rational parametrization

DICE:An open-source MATLAB application for quantification and parametrization of digital outcrop model-based fracture datasets被引量：1: 《Journal of Rock Mechanics and Geotechnical Engineering》2023年第5期1090-1110,共21页Niccolò Menegoni Daniele Giordan Riccardo Inama Cesare Perotti; An open-source MATLAB application(app)named Discontinuity Intensity Calculator and Estimator(DICE)was developed in order to quantitatively characterize the fractures,or in more general,discontinuities within a rocky o...; 关键词：Fracture parameter DISCONTINUITY Fault Fracture intensity Linear fracture intensity(P10) Areal fracture intensity(P21) Volumetric fracture intensity(P32)

Mathematical Aspects of SU (2) and SO(3,R) Derived from Two-Mode Realization in Coordinate-Invariant Form: 《Journal of Modern Physics》2023年第3期361-413,共53页Alfred Wünsche; Some mathematical aspects of the Lie groups SU (2) and in realization by two pairs of boson annihilation and creation operators and in the parametrization by the vector parameter instead of the Euler angles and the v...; 关键词：Boson Operators Lie Algebra Root Diagram Invariant Integration Hamilton-Cayley Identity Cayley-Gibbs-Fyodorov Parametrization Composition Law Quaternion Stereographic Projection Fractional Linear Transformation

Influence of the neck parameter on the fission dynamics within the two-center shell model parametrization: 《Chinese Physics C》2022年第12期217-225,共9页Li-Le Liu Xi-Zhen Wu Yong-Jing Chen Cai-Wan Shen Zhu-Xia Li Zhi-Gang Ge Neng-Chuan Shu; Supported by the National Natural Science Foundation of China(12105369,11790324,11790325,11790323,11790320);the Continuous Basic Scientific Research Project(WDJC-2019-09)。; The influence of the neck parameter on the fission dynamics at low excitation energy is studied based on the three-dimensional Langevin approach,in which the nuclear shape is described with the two-center shell model(...; 关键词：nuclear fission two-center shell model fragment mass distribution scission configuration

On the Base Point Locus of Surface Parametrizations:Formulas and Consequences: 《Communications in Mathematics and Statistics》2022年第4期757-783,共27页David A.Cox Sonia Pérez-Díaz J.Rafael Sendra; partially supported by FEDER/Ministerio de Ciencia,Innovación y Universidades-Agencia Estatal de Investigación/MTM2017-88796-P(Symbolic Computation:new challenges in Algebra and Geometry together with its applications)。; This paper shows that the multiplicity of the base point locus of a projective rational surface parametrization can be expressed as the degree of the content of a univariate resultant.As a consequence,we get a new pro...; 关键词：Base point Hilbert-Samuel multiplicity Surface parametrization Reparametrization Parametrization degree Surface degree

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