Results 81 to 90 of about 130,460 (340)
Materials Engineering for Light‐Activated Gas Sensors: Insights, Advances, and Future Perspectives
Light activation of gas sensors is a promising strategy for enabling power‐efficient operation in next‐generation smart devices, where a rational design of sensing layers can enhance light energy utilization. This review discusses design strategies for light‐activated gas sensors, including doping‐induced band structure tuning, plasmonic nanoparticle ...
Jinho Lee+4 more
wiley +1 more source
Understanding the Fractal Dimensions of Urban Forms through Spatial Entropy
The spatial patterns and processes of cities can be described with various entropy functions. However, spatial entropy always depends on the scale of measurement, and it is difficult to find a characteristic value for it.
Yanguang Chen, Jiejing Wang, Jian Feng
doaj +1 more source
Fractal dimensions for dissipative sets
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Stratmann, B., Vogt, R.
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Fractal dimension of lightning discharge [PDF]
Abstract. Using a stochastic model, we simulate the process of dielectric breakdown in the atmosphere and calculate the fractal dimension of 3-dimensional lightning patterns. Finite-size effects have been studied. The projections of our patterns on vertical planes fit the experimental fractal dimension obtained from photographic analysis.
Sañudo, J.+3 more
openaire +5 more sources
Responsive Polyelectrolyte Brushes in Applications: Functions, Stimuli, and Design Considerations
With advances in the synthesis of polyelectrolyte brushes, these coatings of surface‐grafted chains find uses in an increasing number of applications. This review summarizes three core aspects of these brushes: how they introduce functionality to surfaces; how external stimuli influence their properties; and what practical considerations should be ...
Leon A. Smook+3 more
wiley +1 more source
Fractal Dimension of Fracture Surface in Rock Material after High Temperature
Experiments on granite specimens after different high temperature under uniaxial compression were conducted and the fracture surfaces were observed by scanning electron microscope (SEM).
Z. Z. Zhang
doaj +1 more source
This study investigates the fractal characteristics of the particle size and shape distribution of gangue powder in the "jaw crushing-ball milling" process using mudstone gangue.
Wenzhe Gu+3 more
doaj +1 more source
Fractals with optimal information dimension [PDF]
Relevant data is included in the paper.
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Multi‐Level Hybrid Anti‐Counterfeit Labels via Solid‐State Dewetting Under Spatial Confinement
This study presents a hybrid encoding approach combining deterministic patterns fabricated by photolithography and stochastic features formed by the solid‐state dewetting of silver films under strong confinement at the micrometer and nanometer length scales.
Farnaz Foadi+5 more
wiley +1 more source
Low-frequency seismic disturbances frequently induce violent rockburst hazards, seriously threatening the safety of deep excavation and mining engineering.
Lihua Hu+3 more
doaj +1 more source