Results 81 to 90 of about 615,527 (345)

Digital Actuation Control of Soft Robotic Origami With Self‐Folding Liquid Crystal Elastomer Hinges

open access: yesAdvanced Functional Materials, EarlyView.
Self‐folding soft‐rigid hybrid robotic origami is enabled by liquid crystal elastomer actuators with embedded Joule heating and closed‐loop digital control. Digitally addressable hinges provide reversible and programmable transitions between distinct folded states while maintaining actuation performance at high cycle counts (over 1500).
David C. Bershadsky   +3 more
wiley   +1 more source

The use of the joint simultaneous integration methodology to measure the impact of certain macroeconomic variables on the GDP: ARDL model

open access: yesJournal of Innovations and Sustainability
Purpose. The objective of this study is to analyse the evolution of public expenditure, exports, imports, and gross domestic product (GDP) in Algeria over the past four decades (1980–2022).
Farouk Sahnoune, Salim Lagoune
doaj   +1 more source

Economic Policy in Indonesia and Prospects of Russian-Indonesian Trade and Economic Cooperation

open access: yesVestnik RUDN. International Relations, 2019
The article is devoted to the analysis of the current economic situation in Indonesia and the prospects for RussianIndonesian economic cooperation. The author covers the economic development of Indonesia since 1998 Asian economic crisis, the domestic ...
Dame Maria-Nova Sibarani
doaj   +1 more source

Effects of Catfish, Crawfish, and Shrimp Imports on U.S. Domestic Prices [PDF]

open access: yes
Recent increases in imports of catfish, crawfish, and shrimp have caused concern as to their impact on domestic prices. This study seeks to identify the linkages between imports of these goods and producer prices.
Kennedy, P. Lynn, Lee, Young-Jae
core   +1 more source

Marine Aquarium Fish Trade Study Reveals Fewer Fish, More Species Imported [PDF]

open access: yes, 2012
First study of its kind finds aquarium tropical fish imports to the U.S.
Public Affairs, Roger Williams University
core   +1 more source

Universal Electronic‐Structure Relationship Governing Intrinsic Magnetic Properties in Permanent Magnets

open access: yesAdvanced Functional Materials, EarlyView.
Permanent magnets derive their extraordinary strength from deep, universal electronic‐structure principles that control magnetization, anisotropy, and intrinsic performance. This work uncovers those governing rules, examines modern modeling and AI‐driven discovery methods, identifies critical bottlenecks, and reveals electronic fingerprints shared ...
Prashant Singh
wiley   +1 more source

Aspects regarding the influence of European integration on Romania’s trade structure

open access: yesRomanian Economic Journal, 2014
In the following paper I intend to briefly analyze and discuss some of the major elements and influences that Romania’s integration into the European Union had on its external trade during the time frame beginning in 2002 and ending with the year that ...
Camil-George Stoenescu
doaj  

Imports vs Exports. Case Study: Romania [PDF]

open access: yesOvidius University Annals: Economic Sciences Series, 2017
Exports have an important role in a country's economy as it influences the level of economic growth, employment and balance of payments. On the other hand, no country in the world can produce all the goods and services, which is why each country has to ...
Moraru Camelia, Popovici Norina
doaj  

Malaria Imported from Somalia [PDF]

open access: bronze, 1993
William D. Bone   +2 more
openalex   +1 more source

Selective Separation of the Rare Earth Elements Dysprosium and Neodymium via Tailoring Nanocellulose Chemical Structure

open access: yesAdvanced Functional Materials, EarlyView.
Dicarboxylate‐modified anionic hairy cellulose nanocrystals exhibit a high selectivity for dysprosium(III) over neodymium(III). This selectivity arises from disordered dicarboxylate cellulose “hairs” that enable cooperative ionic coordination, hydrogen bonding, and strain‐induced conformational shrinkage.
Roya Koshani   +6 more
wiley   +1 more source

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