Results 31 to 40 of about 167,032 (284)

Three-loop HTL QCD thermodynamics [PDF]

open access: yes, 2011
The hard-thermal-loop perturbation theory (HTLpt) framework is used to calculate the thermodynamic functions of a quark-gluon plasma to three-loop order.
A Bazavov   +76 more
core   +2 more sources

Using Machine Learning for the Precise Experimental Modeling of Catastrophe Phenomena: Taking the Establishment of an Experimental Mathematical Model of a Cusp-Type Catastrophe for the Zeeman Catastrophe Machine as an Example

open access: yesMathematics
When catastrophe theory is applied to the experimental modeling of catastrophe phenomena, it is impossible to know in advance the corresponding relationship and mapping form between the parameters of the actual catastrophe mathematical model and the ...
Shaonan Zhang, Liangshan Xiong
doaj   +1 more source

Stability of Q-balls and Catastrophe

open access: yes, 2008
We propose a practical method for analyzing stability of Q-balls for the whole parameter space, which includes the intermediate region between the thin-wall limit and thick-wall limit as well as Q-bubbles (Q-balls in false vacuum), using the catastrophe ...
Sakai, Nobuyuki, Sasaki, Misao
core   +1 more source

Nonlinear Analysis on Traffic Flow Based on Catastrophe and Chaos Theory

open access: yesDiscrete Dynamics in Nature and Society, 2014
We applied catastrophe and chaos theory to analyze the traffic nonlinear characteristics of expressway condition. Catastrophe theory was generally used to explore the mathematical relationships among the traffic data collected from highway conditions ...
Jian Gu, Shuyan Chen
doaj   +1 more source

Disentangling phase transitions and critical points in the proton–neutron interacting boson model by catastrophe theory

open access: yesPhysics Letters B, 2014
We introduce the basic concepts of catastrophe theory needed to derive analytically the phase diagram of the proton–neutron interacting boson model (IBM-2). Previous studies [1–3] were based on numerical solutions.
J.E. García-Ramos   +2 more
doaj   +1 more source

Survivin and Aurora Kinase A control cell fate decisions during mitosis

open access: yesMolecular Oncology, EarlyView.
Aurora A interacts with survivin during mitosis and regulates its centromeric role. Loss of Aurora A activity mislocalises survivin, the CPC and BubR1, leading to disruption of the spindle checkpoint and triggering premature mitotic exit, which we refer to as ‘mitotic slippage’.
Hana Abdelkabir   +2 more
wiley   +1 more source

CATASTROPHE THEORY AND ITS APPLICATION IN ECONOMICS [PDF]

open access: yesفصلنامه پژوهش‌های اقتصادی ایران, 2002
Sudden jumps, qualitative changes and discontinuities are not rare in social and economic phenomena. Catastrophe theory is a proper approach to modeling of dynamical systems that a company faces with sudden jump.
Hossein Abbasi Nejad, Shapour Mohamadi
doaj  

Катастрофизм ба орчин үе

open access: yesОлон улс судлал, 2006
English title: The Theory of catastrophe and present ...
Хурметхан М
doaj   +1 more source

Research on cemented artificial pillars to replace protective inter-block coal pillars and stope failure laws

open access: yesFrontiers in Earth Science, 2023
Replacing protective inter-block coal pillars (PICPs) with cemented artificial pillars is proposed here to address low coal recovery rates. The use of cemented artificial pillars also reduces resource waste when PICPs are used in the short-wall block ...
Chiyuan Che   +11 more
doaj   +1 more source

A blue sky catastrophe in double-diffusive convection

open access: yes, 2004
A global bifurcation of the blue sky catastrophe type has been found in a small Prandtl number binary mixture contained in a laterally heated cavity. The system has been studied numerically applying the tools of bifurcation theory.
E. Knobloch   +9 more
core   +1 more source

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