In view of the requirements of“China Education Modernization 2035”undergraduate education and teaching reform,such as adhering to moral education,focusing on students’busyness and getting practical results,and the ...In view of the requirements of“China Education Modernization 2035”undergraduate education and teaching reform,such as adhering to moral education,focusing on students’busyness and getting practical results,and the popularization of intelligent technology,the curriculum teaching reform in colleges and universities presents the characteristics of digitalization,networking and intelligence with students as the center.Internal medicine nursing tries to construct a student-centered intelligent teaching model framework of“integration of class and competition”This class adopts BOPPPS teaching mode,take OBE as teaching concept,uses intelligent teaching platform,embeds competition and ideological and political elements into teaching content,innovates teaching methods,organically integrates knowledge,skills and humanities to enhance the“Two-property and One-degree”of the course,and cultivates students’comprehensive ability.Through the design,implementation and application effect analysis of innovative classroom,this paper finds that this classroom teaching mode can make the classroom more active,students’learning effect better and teaching satisfaction higher.展开更多
During heteroepitaxial overlayer growth multiple crystal domains nucleated on a substrate surface compete with each other in such a manner that a domain covered by neighboring ones stops growing.The number density of ...During heteroepitaxial overlayer growth multiple crystal domains nucleated on a substrate surface compete with each other in such a manner that a domain covered by neighboring ones stops growing.The number density of active domains ρ decreases as the height h increases.A simple scaling argument leads to a scaling law of ρ~ h^（-γ） with a coarsening exponent γ=d/z,where d is the dimension of the substrate surface and z the dynamic exponent of a growth front.This scaling relation is confirmed by performing kinetic Monte Carlo simulations of the ballistic deposition model on a two-dimensional（d=2） surface,even when an isolated deposited particle diffuses on a crystal surface.展开更多
Hirsch[1,2] studied the limiting behavior of solutions of competitive or cooperative systems, and showed that ifL is an ω-limit set of a three-dimensional cooperative system, which contains no equilibrium, thenL is a...Hirsch[1,2] studied the limiting behavior of solutions of competitive or cooperative systems, and showed that ifL is an ω-limit set of a three-dimensional cooperative system, which contains no equilibrium, thenL is a nonattracting closed orbit. Smith<sup class='a-plus-plus'>[3]</sup> considered a three-dimensional irreducible competitive system and showed that an ω-limit set containing no equilibrium must be a closed orbit which has a simple Floquet multiplier λ<1, and may be attracting. In this paper we carry out the qualitative analysis of a class of competitive and cooperative systems, and a generalization of the result of Levine<sup class='a-plus-plus'>[4]</sup> is given. The stability problem of closed orbits raised in [5] and [6] is resolved.展开更多
基金Exploration of Trinity Practice Teaching Mode of“Wisdom+Ideological and Political Education+Integration of Classes and Competitions”in Internal Medicine Nursing(2023JY14)Practical research on narrative education empowering applied nursing talents-Taking the course of Internal Medicine Nursing as an example(2023JY08)The general project of teaching reform in Shandong province’s undergraduate colleges and universities:“Innovative research and practice on the training system of diversified undergraduate nursing talents”(M2022049).
文摘In view of the requirements of“China Education Modernization 2035”undergraduate education and teaching reform,such as adhering to moral education,focusing on students’busyness and getting practical results,and the popularization of intelligent technology,the curriculum teaching reform in colleges and universities presents the characteristics of digitalization,networking and intelligence with students as the center.Internal medicine nursing tries to construct a student-centered intelligent teaching model framework of“integration of class and competition”This class adopts BOPPPS teaching mode,take OBE as teaching concept,uses intelligent teaching platform,embeds competition and ideological and political elements into teaching content,innovates teaching methods,organically integrates knowledge,skills and humanities to enhance the“Two-property and One-degree”of the course,and cultivates students’comprehensive ability.Through the design,implementation and application effect analysis of innovative classroom,this paper finds that this classroom teaching mode can make the classroom more active,students’learning effect better and teaching satisfaction higher.
文摘During heteroepitaxial overlayer growth multiple crystal domains nucleated on a substrate surface compete with each other in such a manner that a domain covered by neighboring ones stops growing.The number density of active domains ρ decreases as the height h increases.A simple scaling argument leads to a scaling law of ρ~ h^（-γ） with a coarsening exponent γ=d/z,where d is the dimension of the substrate surface and z the dynamic exponent of a growth front.This scaling relation is confirmed by performing kinetic Monte Carlo simulations of the ballistic deposition model on a two-dimensional（d=2） surface,even when an isolated deposited particle diffuses on a crystal surface.
文摘Hirsch[1,2] studied the limiting behavior of solutions of competitive or cooperative systems, and showed that ifL is an ω-limit set of a three-dimensional cooperative system, which contains no equilibrium, thenL is a nonattracting closed orbit. Smith<sup class='a-plus-plus'>[3]</sup> considered a three-dimensional irreducible competitive system and showed that an ω-limit set containing no equilibrium must be a closed orbit which has a simple Floquet multiplier λ<1, and may be attracting. In this paper we carry out the qualitative analysis of a class of competitive and cooperative systems, and a generalization of the result of Levine<sup class='a-plus-plus'>[4]</sup> is given. The stability problem of closed orbits raised in [5] and [6] is resolved.
