Results 41 to 50 of about 1,484 (261)

Energy Security of Hydropower Producing Countries—The Cases of Tajikistan and Kyrgyzstan

open access: yesEnergies, 2022
Energy security, as one of the most important components of state security, is a permanent element of academic debates and political discussions. Owing to the multidimensional and multifaceted nature of energy security, defining it is a complex process ...
Katarzyna Kosowska, Piotr Kosowski
doaj   +1 more source

Degradable Magnetic Composites from Recycled NdFeB Magnets for Soft Actuation and Sensing

open access: yesAdvanced Robotics Research, EarlyView.
This work presents a degradable soft magnetic composite made from recycled NdFeB particles embedded in a gelatin‐based organogel. The material is processed into magnetic sensors and soft robotic components, which can later be dissolved in a green solvent to recover NdFeB magnetic particles.
Muhammad Bilal Khan   +14 more
wiley   +1 more source

Challenges to Diplomatic Efforts in Resolving Nepal-India Border Problems in the Himalayas: A Foreign Policy Analysis (FPA)

open access: yesNepal Public Policy Review, 2021
The Constitutional Provision on Nepal’s Foreign Policy has emphasized securing Nepal’s international borders. Nepal’s Foreign Policy-2077 also demands Nepal’s border to be kept intact by protecting international border points and resolving boundary ...
Gaurav Bhattarai
doaj   +1 more source

Sustainable Materials Design With Multi‐Modal Artificial Intelligence

open access: yesAdvanced Science, EarlyView.
Critical mineral scarcity, high embodied carbon, and persistent pollution from materials processing intensify the need for sustainable materials design. This review frames the problem as multi‐objective optimization under heterogeneous, high‐dimensional evidence and highlights multi‐modal AI as an enabling pathway.
Tianyi Xu   +8 more
wiley   +1 more source

Energy diplomacy in a time of energy transition

open access: yesEnergy Strategy Reviews, 2019
The global energy system is undergoing a transition away from a nearly complete dependence on fossil fuels toward a greater reliance on clean and renewable energy sources.
Steven Griffiths
doaj   +1 more source

On the Geopolitics of Fire, Conflict and Land in the Kurdistan Region of Iraq

open access: yesRemote Sensing, 2021
There is limited understanding of the geopolitics of fire, conflict, and land, for example, how conflict and fire are related and how conflict impacts the biophysical environment.
Lina Eklund   +3 more
doaj   +1 more source

Heterostructured Materials for Room‐Temperature Na‐S Batteries: Directional Design Strategies and Multifaceted Applications

open access: yesAdvanced Science, EarlyView.
In this work, heterostructured materials for room‐temperature Na‐S batteries are comprehensively reviewed. The electrochemical mechanisms of Na‐S batteries based on various redox pathways are clarified. The intrinsic functionalities and design principles of heterostructured materials are summarized.
Yeqing Yang   +4 more
wiley   +1 more source

A Global Methane Observation System to Reduce Uncertainty for Anthropogenic and Natural Sources and Sinks for Detecting and Attributing Climate Feedbacks

open access: yesAdvanced Science, EarlyView.
Conceptual illustration of a Global Ecosystem Methane Observing System (GEM‐OS) integrating satellites, aircraft, atmospheric networks, and ecosystem measurements to quantify methane emissions from anthropogenic and natural sources. The multi‐scale observing framework improves source attribution, reduces uncertainty in regional methane budgets, and ...
P. Ciais   +32 more
wiley   +1 more source

Geopolitical and geoeconomic factors in India’s Central Asia policy

open access: yesHalyk̦aralyk̦ k̦atynastar ža̋ne halyk̦aralyk̦ k̦u̇k̦yk̦ seriâsì, 2019
The dissolution of the Soviet Union towards the end of 1991 has led to the emergence of five Central Asian Republics (CARs) of the former Soviet Union, namely, Kazakhstan, Kyrgyzstan, Uzbekistan, Tajikistan, and Turkmenistan, as independent countries ...
Pradhan Ramakrushna   +2 more
doaj  

China's Low‐Carbon Energy Transition Over the Past Two Decades: Experiences and Implications

open access: yesAdvanced Science, EarlyView.
China's low‐carbon energy transition features a brief decline and subsequent rebound in coal consumption, alongside the rapid expansion of renewable energy. This study develops a stage‐based analytical framework to explain this evolution from the perspectives of economic development, energy security, and environmental sustainability, revealing how ...
Yu Liu   +3 more
wiley   +1 more source

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