Results 91 to 100 of about 178,028 (312)

Influence of Geometric Design on Mechanical Performance of Auxetic Metastructure

open access: yesAdvanced Engineering Materials, EarlyView.
Strategic geometric reinforcement transforms auxetic performance. This study evaluates 3D‐printed arrowhead metastructures, revealing that a modified design with local ring reinforcement suppresses premature failure to achieve superior energy absorption and structural efficiency.
Muhammad Gulzari   +3 more
wiley   +1 more source

Is there an S-curve relationship between U.S. trade balance and terms of trade? An analysis across industries and countries [PDF]

open access: yes
A key relationship in international economics is that between trade flows and exchange rates. This paper examines the empirical evidence of S-curve relationship between U.S.
Amit Ghosh
core  

Global Concept of Financial Institutional Transformation of Stock Exchange [PDF]

open access: yesInternational Economic Policy, 2017
The article is about the research of processes of global transformation of stock exchanges through the mechanisms of internationalization, corporate and network consolidation, and technology.
Burmaka Mykola, Zinchenko Fedir
doaj  

A Practical Noise2Noise Denoising Pipeline for High‐Throughput Raman Spectroscopy

open access: yesAdvanced Engineering Materials, EarlyView.
A lightweight and reproducible denoising pipeline for high‐throughput Raman spectroscopy is introduced, based on a 1D convolutional autoencoder trained with a Noise2Noise strategy. Using only repeated short‐exposure acquisitions, the method suppresses stochastic noise without reference spectra, enabling reliable spectral reconstruction while preserving
David Martin‐Calle   +5 more
wiley   +1 more source

Exchange rate policy and trade balance. A cointegration analysis of the argentine experience since 1962. [PDF]

open access: yes
Using multivariate cointegration tests for non-stationary data and vector error correction models, this paper examines the determinants of trade balance for Argentina over the last forty to fifty years.
Fugarolas Álvarez-Ude, Guadalupe   +1 more
core   +1 more source

Transformation of the economic nature of social services in the postindustrial stage of the world economy development [PDF]

open access: yesInternational Economic Policy, 2009
In this article there are determined the key factors of the formation of the social services system in conditions of the postindustrial society. It suggests a detailed analysis and system of the modern theoretical approaches as to determination of the ...
Iryna Brykova , Karine Gafarova
doaj  

Continuous Stiffness Graded Metal–Ceramic Femoral Stems: UMAT‐Based Design and Finite Element Assessment

open access: yesAdvanced Engineering Materials, EarlyView.
Functionally graded metal–ceramic femoral stems are engineered through continuous UMAT‐based stiffness tailoring, eliminating discrete material interfaces while enhancing biomechanical compatibility. Low‐index power‐law gradation optimizes load transfer, reduces stress shielding, and controls implant–bone micromotion, highlighting a materials‐design ...
Rihem Nouira, Sameh Elleuch, Hanen Jrad
wiley   +1 more source

Exchange rate and trade balance in east asia: is there a J-curve? [PDF]

open access: yes
This paper examines the short run and long run effects of real exchange rate changes on the real trade balance of three ASEAN countries in their bilateral trade to the US and Japan within a cointegrating vector error correction model (VECM).
OLUGBENGA ONAFOWORA
core  

Modeling convergence of Ukraine towards the EU [PDF]

open access: yesInternational Economic Policy, 2005
This article studies the pre-accession experience of new European Union member states of Central and Eastern Europe and accordingly examines the prospects for a convergence of Ukraine’s economic performance with that of the EU countries.
Denis Popko, Oleskandr Tkachuk
doaj  

New AI‐Assisted Approach for Expanding the Solution Space: Application to Lattice Structure Design

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces an innovative framework for designing structured materials by ex panding the design space through reparameterization of qualitative variables into continuous structural descriptors. Combined with machine‐learning‐based prediction and multi‐objective optimization, the approach enables the discovery of novel lattice architectures ...
G. H. Gahimbare   +5 more
wiley   +1 more source

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