Results 71 to 80 of about 847,896 (352)

Geographical vision of the prof. O. Vashchenko: projecting on contemporary

open access: yesČasopis Socìalʹno-Ekonomìčnoï Geografìï. Часопис соціально-економічної географії, 2018
The contribution of the well-known Ukrainian economist-geographer, cartographer, organizer and long-time leader of the Department of Economic Geography of the Ivan Franko National University of Lviv O.
Oleh Shabliy, Myroslava Vlakh
doaj   +1 more source

Engineering Framework Materials in Water Systems for Targeted Ion Extraction and Spontaneous Energy Harvesting

open access: yesAdvanced Materials, EarlyView.
Through comprehensive analysis of framework materials in ion extraction, osmotic energy conversion, and evaporative energy harvesting, this review establishes interdisciplinary connections centered on ion‐selective transport mechanisms across these applications and identifies critical challenges and knowledge gaps in existing studies.
Zhengyun Wang   +3 more
wiley   +1 more source

Disordered Rocksalts as High‐Energy and Earth‐Abundant Li‐Ion Cathodes

open access: yesAdvanced Materials, EarlyView.
Disordered rocksalts with lithium excess (DRX) offer a new direction in Li‐ion cathode design beyond conventional Ni‐ and Co‐based materials. This review highlights the design principles, synthesis strategies, and performance optimization of DRX oxides and oxyfluorides for energy‐dense, sustainable batteries using Earth‐abundant transition metals and ...
Han‐Ming Hau   +10 more
wiley   +1 more source

Identities with historical regions – are they adapting to modern administrative division? The case of Ukraine

open access: yesEuropean Spatial Research and Policy, 2019
Historical regions remain the most common basis for the formation or promotion of regional identities in Europe. However, regions and regional identities are in the process of constant formation and can change significantly in line with new conditions ...
Oleksiy Gnatiuk, Anatoliy Melnychuk
doaj   +1 more source

Economic geography : real or hype? [PDF]

open access: yes
Economic geography has become a mantra for many economists, geographers, and regional scientists. Previous studies have tested the importance of economic geography for production activities and found a significant association between them.
Jun Koo, Lall, Somik V.
core  

A Roadmap for Plasma‐Enabled Electrocatalysis in Urea Production

open access: yesAdvanced Materials, EarlyView.
A modular plasma—electrochemical platform enables fully electrified urea synthesis from air and CO2 under ambient conditions. This Review integrates plasma oxidation, C─N coupling electrolysis, mechanistic insights, and techno‐economic metrics into a roadmap for scalable, distributed, and renewable fertilizer production.
Jingwen Huang   +6 more
wiley   +1 more source

TO THE QUESTION OF QUALITY ESTIMATION OF GROUND RESOURCES OF SEPARATE REGION

open access: yesInterCarto. InterGIS, 2013
With a view of modernisation of quality standard of ground resources, in article methodological approach on allocation of "key" natural-economic systems in region is offered.
V. I. Sysenko   +2 more
doaj   +1 more source

Clay Reimagined: Phyllosilicates as Future Membrane Technologies

open access: yesAdvanced Materials Interfaces, EarlyView.
Recent advancements in membrane technologies based on 2D materials have drawn attention for molecular‐scale separations owing to these materials’ tunable nanoscale interlayer properties. Phyllosilicates, natural and abundant layered clay minerals, have emerged as scalable and cost‐effective candidates.
Min A Kim   +4 more
wiley   +1 more source

How important is geography for agglomeration? [PDF]

open access: yes
The economic geography literature distinguishes between two types of reasons for economic agglomeration. Regional concentration of economic activity can be attributed to 'first nature' meaning geographic advantages and disadvantages given by nature or to
Roos, Michael
core  

Economic Geography and Trade

open access: yes, 2019
Economic activity is unevenly distributed across space, both internationally and within countries. What determines this spatial distribution, and how is it shaped by trade? Classical trade theory gives the insights of comparative advantage and gains from trade but is firmly aspatial, modeling countries as points and trade (in goods and factors of ...
openaire   +3 more sources

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