Results 101 to 110 of about 795,575 (216)

Anomalous Sub‐Band Gap Emission at Room Temperature in Mixed‐Dimensional WS2/Cu2O Heterostructures

open access: yesSmall, EarlyView.
Monolayer WS2 on Cu2O produces a room‐temperature sub‐bandgap emission from the hybrid interface. Spectroscopy and electrical bias measurements indicate that this emission arises primarily from WS2‐modified Cu2O defect states rather than interlayer excitons.
Osamah Kharsah   +11 more
wiley   +1 more source

Sodium‐Induced Process Window Expansion Enables High‐Performance Solution‐Processed CISSe Thin‐Film Solar Cells for Tandem Applications

open access: yesSmall, EarlyView.
Excess Na treatment in DMF‐based, solution‐processed CuIn(S,Se)2 solar cell fabrication dramatically widens the process window (air‐annealing temperature after spin‐coating), enabling high efficiencies that are otherwise attainable only within a narrow temperature range.
Ivan L. Opao   +18 more
wiley   +1 more source

Cost dynamics of onshore wind energy in the context of China's carbon neutrality target

open access: yesEnvironmental Science and Ecotechnology
Wind energy has become one of the most important measures for China to achieve its carbon neutrality goal. The spatial and temporal evolvement of economic competitiveness for wind energy becomes an important concern in shaping the decarbonization pathway
Shi Chen   +5 more
doaj   +1 more source

On the Importance of Span of the Data in Univariate Estimation of the Persistence in Real Exchange Rates [PDF]

open access: yes
This paper revisits the empirical evidence on real exchange rates' convergence to their purchasing power parity (PPP) levels. In their recent empirical study, Murray and Papell (2002) claim that the univariate approach provides no useful information on ...
Young-Kyu Moh, Hyeongwoo Kim
core  

Machine Learning‐Assisted Development in Insulating Materials for High Voltage Applications

open access: yesHigh Voltage, EarlyView.
ABSTRACT The advancement of power systems imposes increasingly stringent performance requirements on insulating materials, making the development of high‐performance insulating materials a critical challenge in the field of electrical engineering. Traditional material development relies heavily on empirical trial‐and‐error approaches, which are time ...
Yichen Ran   +17 more
wiley   +1 more source

Self-adaptive Grid Resource Monitoring and discovery [PDF]

open access: yes
The Grid provides a novel platform where the scientific and engineering communities can share data and computation across multiple administrative domains.
Lim Choi Keung, Hélène Niuklan
core  

Hierarchical Differentiable Fluid Simulation

open access: yesComputer Graphics Forum, EarlyView.
We introduce a two‐step algorithm that significantly reduces memory usage for solving control problems using differentiable fluid simulation techniques: our method first optimizes for bulk forces at reduced resolution, then refines local details over sub‐domains while maintaining differentiability. In trading runtime for memory, it enables optimization
Xiangyu Kong   +4 more
wiley   +1 more source

HySE: A Force‐Directed Layout Algorithm for Directed and Mixed Graphs

open access: yesComputer Graphics Forum, EarlyView.
We present HySE, a novel graph layout algorithm for mixed graphs combining directed and undirected components. Using a holistic spring embedder approach, HySE unifies hierarchical and force‐directed aesthetics, supports non‐uniform node sizes, and performs comparably to state‐of‐the‐art algorithms.
Ugur Dogrusoz, Hamza Islam, Hasan Balci
wiley   +1 more source

Investigating the Dynamics of Sex‐Structured Stock Assessment Models Under Sexual Size Dimorphism

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT The integration of separate sexes in stock assessment models represents an advancement towards more realistic modeling of interactions between fisheries and target species. However, increased model complexity can also introduce additional uncertainty into the modeling process.
Francisco Izquierdo   +7 more
wiley   +1 more source

Enhancing grid stability and sustainability in electrical markets: A review on the synergy of renewable energy and electric vehicles

open access: yesEnergy Exploration & Exploitation
Deregulated power systems have reformed the dynamics of modern electricity markets through promoting competition, efficiency, and consumer-oriented benefits while, at the same time, creating new challenges in system stability and sustainability.
Subhojit Dawn   +6 more
doaj   +1 more source

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