Results 91 to 100 of about 11,524,981 (355)

Understanding the Stochastic Nature of Process Parameter Development of Blown Powder Laser Beam Directed Energy Deposition Additive Manufacturing of Pure Molybdenum

open access: yesAdvanced Engineering Materials, EarlyView.
Identified through the use of statistical design of experiments and metallographic investigation, this study exposes the stochastic origins of intergranular cracks in blown powder laser beam directed energy deposition additive manufacturing of pure molybdenum. It further demonstrates a successful crack mitigation approach with direct correlation to the
Nathaniel J. Lies   +2 more
wiley   +1 more source

Symbolic Regression and Multi‐Objective Optimization of the Flory–Huggins Interaction Parameter for Hydrogels

open access: yesAdvanced Engineering Materials, EarlyView.
We develop a data‐driven method to derive the mathematical expressions of the Flory–Huggins interaction parameter χ for the swelling behavior of temperature–responsive hydrogels. Starting from initial assumptions of χ, our workflow combines Bayesian optimization, Flory–Rehner theory, and symbolic regression to generate candidate χ expressions.
Yawen Wang   +2 more
wiley   +1 more source

APPLICATION OF FACTOR INCOME DISTRIBUTION INDICATORS TO THE EVALUATION OF BUSINESS COMPLIANCE WITH SOCIAL RESPONSIBILITY PRINCIPLES

open access: yesФінансово-кредитна діяльність: проблеми теорії та практики
The article is devoted to improving methods for assessing the degree of compliance with the principles of social responsibility in the field of labor remuneration of Ukrainian enterprises.
Андрій Самійленко   +4 more
doaj   +1 more source

The economic and social role of private farms in Hungarian agriculture

open access: yesApstract: Applied Studies in Agribusiness and Commerce, 2012
The situation and importance of private farms in Hungary have significantly changed and are still changing due to the political and economic regime change of 1989-90 and subsequent events.
Mónika Harangi-Rákos , Gábor Szabó
doaj   +1 more source

Economic Harmony: An Epistemic Theory of Economic Interactions [PDF]

open access: yesGames, 2017
We propose an epistemic theory of micro-economic interactions, termed Economic Harmony. In the theory, we modify the standard utility, by changing its argument from the player’s actual payoff, to the ratio between the player’s actual payoff and his or her aspired payoff.
openaire   +4 more sources

Influence of Test Temperature and Test Frequency on Fatigue Life of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of test temperature and test frequency on the fatigue life of EN AW‐2618A is investigated. High‐cycle fatigue tests are performed at different test temperatures and frequencies on the 1000 h/230°C overaged state. Both test parameters reduce fatigue life due to time‐dependent damage mechanisms.
Ying Han   +5 more
wiley   +1 more source

The structure of authority, federalism, commitment and economic growth

open access: yes, 2009
In a neoclassical growth model with many regions and a mobile factor, two federal arrangements are considered. In the first federal arrangement the central government chooses a uniform tax policy, whereas in the second each regional government chooses ...
Ronald Edwards   +1 more
core   +1 more source

Theory of Economic Equilibrium

open access: yesJournal of Nonlinear Mathematical Physics, 1994
The referred paper deals with a model of economics introducing several new concepts like average demand matrix of society or strategy of a firm and consumer behaviour. The main interest is focused to the existence and properties of the Walras equilibria states and optimal Walras equilibrium state.
openaire   +2 more sources

Exploration of Pseudobinary Alloys (Al–Mn)‐(Co–Fe–Ni) to Design High‐Entropy and Compositionally Complex Alloys to Stabilize the τ Phase in Al–Mn‐Based Ferromagnetic Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
This experimental study investigates the thermodynamic limits of the Al–Mn τ ferromagnetic phase within complex‐composition alloys (CCAs). Using nine rare‐earth‐free compositions, it explores a broad region of the pseudobinary AlMnCoFeNi system. The results reveal intricate links between composition, phase stability, and magnetic behavior, highlighting
Sacha Plagnol‐Chauzu   +4 more
wiley   +1 more source

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