Results 111 to 120 of about 3,962 (268)

‘Let's Turn the Grass Into Meat’: Animal Husbandry as Women's Work in Cold War North Korea

open access: yesGender &History, EarlyView.
ABSTRACT In postcolonial North Korea, the future of the nation was said to be a function of the feedlot. Unobtainable on the battlefields of the recently ended Korean War, liberation and unification of the peninsula became a question of competitive developmentalism.
Sunho Ko, Derek J. Kramer
wiley   +1 more source

Dynamical Regimes in a Delayed Predator–Prey Model with Predator Hunting Cooperation: Bifurcations, Stability, and Complex Dynamics

open access: yesModelling
In this paper, a predator–prey model with hunting cooperation and maturation delay is studied. Through theoretical analysis, we investigate the existence of multiple stability switches of the positive equilibrium. By applying Hopf bifurcation theory, the
Chao Peng, Jiao Jiang
doaj   +1 more source

The charged bouncing ball: An experimental model for period-doubling bifurcation [PDF]

open access: yes, 1997
This paper presents an experimental and theoretical study of the dynamics of a conducting ball in a poorly conducting liquid subjected to an electric field. When the applied voltage is constant the ball bounces regularly on the lower electrode.
Ramos Reyes, Antonio   +2 more
core   +1 more source

Inferring alternative ecosystem states with field survey data

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Many ecosystems potentially exhibit alternative stable states, where distinct states can coexist under identical environmental conditions. While simulation models have generated key hypotheses in alternative stable states theory, they often rely on scale‐free parameters disconnected from real ecosystems.
Ning Chen   +10 more
wiley   +1 more source

On 3‐MMC: A Cathinone I Have Come to Know and Love

open access: yesAnthropology of Consciousness, EarlyView.
ABSTRACT This article attempts to complicate the mythology of a compound in a state of becoming. I will trace lightly its origins as a cultural disruptor and how I am implicated in this imperative. Introducing you to 3‐MMC will require multiple modes of storytelling and taking of liberties, drawing on literature reviews, practice‐based research, prose,
Carmen Ostrander
wiley   +1 more source

Reciprocal Tariffs and Systemic Trade Losses: Evidence From Korea, Japan, and the EU

open access: yesAsia Pacific Viewpoint, EarlyView.
ABSTRACT The resurgence of U.S. protectionism, the proposal of universal reciprocal tariffs targeting major trading partners, poses systemic risks to global trade that existing bilateral analyses have not fully captured. This paper examines the economic consequences of U.S.
Noori Park, Chang Hwan Choi
wiley   +1 more source

Bifurcation and complex dynamics of a discrete-time predator-prey system involving group defense [PDF]

open access: yesComputational Ecology and Software, 2015
In this paper, we investigate the dynamics of a discrete-time predator-prey system involving group defense. The existence and local stability of positive fixed point of the discrete dynamical system is analyzed algebraically.
S. M. Sohel Rana
doaj  

The Challenges of Backsourcing

open access: yesFinancial Accountability &Management, EarlyView.
ABSTRACT Public sector outsourcing sometimes ends in unexpected termination, forcing authorities to engage in backsourcing. The aim of this study is to identify the challenges posed by unexpected terminations of sourcing contracts in the public sector and analyze how actual practices in these situations diverge from theoretical expectations in the ...
Johan Berlin   +3 more
wiley   +1 more source

نظرية التشعب ورقة مراجعة

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2023
Salma M. Farris, manal salim Hamdi
doaj   +1 more source

Bifurcation Scenarios of Neural Firing Patterns across Two Separated Chaotic Regions as Indicated by Theoretical and Biological Experimental Models

open access: yesAbstract and Applied Analysis, 2013
Nonlinear dynamics can be used to identify relationships between different firing patterns, which play important roles in the information processing.
Huaguang Gu, Baobao Pan, Jian Xu
doaj   +1 more source

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