نتایج جستجو برای: transition regime

تعداد نتایج: 328639  

2001
Mihaela Kelemen Peter Armstrong Martin Parker

This paper is about the consequences of the transition to a market economy upon the individuals’ understandings of themselves, the others and of the new capitalist ‘regime’ in the Romanian setting. For some, the new regime is a positive experience and its upholding morality a more enriching experience than anything before. We label these individuals, ‘the winners’ of the transition: most of the...

2014
Pin-Yu Chen

We prove the existence of an asymptotic phase transition threshold on community detectability for the spectral modularity method [M. E. J. Newman, Proc. National Academy of Sciences. 103, 8577 (2006)] under a stochastic block model. The phase transition on community detectability occurs as the inter-community edge connection probability p grows. This phase transition separates a sub-critical re...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2001
G Korniss C J White P A Rikvold M A Novotny

We study the two-dimensional kinetic Ising model below its equilibrium critical temperature, subject to a square-wave oscillating external field. We focus on the multidroplet regime, where the metastable phase decays through nucleation and growth of many droplets of the stable phase. At a critical frequency, the system undergoes a genuine nonequilibrium phase transition, in which the symmetry-b...

Journal: :فیزیک زمین و فضا 0
همایون خوشروان دکتری تخصصی زمین شناسی، رئیس مرکز ملی مطالعات و تحقیقات دریای خزر، موسسه تحقیقات آب سمیه روحانی زاده کارشناس ارشد رسوب شناسی، کارشناس پژوهشی مرکز ملی مطالعات و تحقیقات دریای خزر جواد ملک کارشناس ارشد مهندسی عمران، مربی پژوهشی موسسه تحقیقات آب قاسم نژادقلی کارشناس ارشد فیزیک دریا، کارشناس پژوهشی مرکز ملی مطالعات و تحقیقات دریای خزر

in this research work the classification of the southern coasts of the caspian sea is performed using sedimentary and morphodynamic indices. this includes field study of morphodynamic characteristics of the shore structures. field measurements include in situ samplings of sediments and actual observations of structures on site. these field activities were done along six transects in the dry coa...

2002
J. A. Maroto J. de Dios F. J. de las Nieves

A Mariotte bottle is a device that provides a constant effusion velocity for liquids. We discuss a Mariotte bottle that has been designed to study the flow regime and the transition from laminar to turbulent flow. Several straight, smooth, circular glass tubes with different lengths and sections were inserted into the lower part of the bottle so that the rate of flow could be measured in very d...

2009
Maryam Nastar Melissa Hansen

The advocates of the transition sustainability paradigm acknowledge the role of institutions (regime practices) to establish enforceable legislation to tackle environmental problems. In this respect, a radical systemic reconfiguration in regime practices is required to achieve sustainability objectives, i.e. sustainable water resource management. Drawing on the theoretical and methodological fo...

2003
M. C. Ruzicka J. Drahoš

Experiments were performed in a cylindrical 0.14 m diameter bubble column with a metal perforated plate. Air and aqueous solutions of glycerol with viscosity 1–22 mPa s were the phases. Gas holdup was measured and plotted against the gas flow rate. The critical point where the homogeneous–heterogeneous regime transition begins was determined by the drift-flux plot of the primary data. The homog...

2013
Haim Weissmann Nadav M. Shnerb

The process of desertification is usually modeled as a first order transition, where a change of an external parameter (e.g. precipitation) leads to a catastrophic bifurcation followed by an ecological regime shift. However, vegetation elements like shrubs and trees undergo a stochastic birth-death process with an absorbing state; such a process supports a second order continuous transition wit...

2012
Tengdong Liu

This paper investigates directional relationships, regime variances, transition probabilities and expected regime durations for a system of economic and financial risk variables in the U.S. markets. The system is based on monthly data, and encompasses credit, and market risks and economic activity variables. The methodology is based on the Markov-Switching cointegrated VAR model and their impul...

2007

From the viewpoint of experimental workers, slow relaxations are аЬ­ normally (i.e. unexpected) slow transition processes. The time of а transition process is determined ав that of the transition from the initial state to the limit (t --+ (0) regime. The limit regime itself сап Ье а steady state, а limit cycle (а self-oscillation process), а strange attractor (stochastic self-oscillation), etc....

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