Results 51 to 60 of about 12,906 (298)

Rainfall nowcasting by integrating radar and rain gauge data with machine learning for Ischia Island, Italy

open access: yesJournal of Hydrology: Regional Studies
Study regionIschia Island in southern Italy.Study focus: This study investigates the efficacy of a Random Forest (RF) regression model for short-term rainfall nowcasting by integrating rainfall radar data and rain gauge measurements to enhance predictive
Fereshteh Taromideh   +2 more
doaj   +1 more source

Mesoscale and Local Scale Evaluations of Quantitative Precipitation Estimates by Weather Radar Products during a Heavy Rainfall Event

open access: yesAdvances in Meteorology, 2016
A 24-hour heavy rainfall event occurred in northeastern France from November 3 to 4, 2014. The accuracy of the quantitative precipitation estimation (QPE) by PANTHERE and ANTILOPE radar-based gridded products during this particular event, is examined at ...
Basile Pauthier   +5 more
doaj   +1 more source

Rainfall and sampling uncertainties: A rain gauge perspective [PDF]

open access: yesJournal of Geophysical Research: Atmospheres, 2008
Rain gauge networks provide rainfall measurements with a high degree of accuracy at specific locations but, in most cases, the instruments are too sparsely distributed to accurately capture the high spatial and temporal variability of precipitation systems.
Villarini, Gabriele.   +3 more
openaire   +3 more sources

Hybrid Solar Cell/Triboelectric Nanogenerator Based on Stable Two‐Dimensional Covalent Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
This study highlights the integration of stable two‐dimensional covalent organic framework (COF) films as photoactive layers in hybrid nanoenergy devices. The results demonstrate their capacity to generate electricity under both sunny and rainy conditions, showcasing versatility and resilience.
Joab D. Guerrero   +13 more
wiley   +1 more source

Spatial correlation of radar and gauge precipitation data in high temporal resolution [PDF]

open access: yesAdvances in Geosciences, 2007
A multi-sites precipitation time series generator for engineering designs is currently being developed. The objective is to generate several time series' simultaneously with correct inter-station relationships.
J. Brommundt, A. Bárdossy
doaj  

Digital rain gauge [PDF]

open access: yes, 2008
Rain fall is nature phenomena that occur that give humidity on the ground. Too much humidity cause flood on the ground and if the humidity is small, the ground is dry.
Mohd Firdhaus, Samah
core  

Elephant‐Skin‐Inspired Porous Cementitious Tiles with Programmable Crack Networks for Passive Cooling

open access: yesAdvanced Materials, EarlyView.
Elephant‐skin‐inspired crack networks are programmed in porous diatomaceous earth (DE)‐cement composites using substrate‐guided, stress‐concentration induced fracture. The resulting crack lattices act as capillary conduits that redistribute water, while the porous matrix stores moisture.
Qingya Huang   +5 more
wiley   +1 more source

Rain-gauge at Sea [PDF]

open access: yesNature, 1873
I BEG to send you a copy of a letter I received lately from Capt. Goodenough, of the Royal Navy, respecting the use of my rain-gauge at sea. (See NATURE, vol. vii. p. 202.)
openaire   +1 more source

Droplet Electricity Generators With Maximized Energy Collection Zone Enabled by Aloe‐Inspired Midrib and Cuticle

open access: yesAdvanced Materials, EarlyView.
An Aloe‐pinspired droplet electricity generator (A‐DEG) overcomes the limited energy collection zone of conventional DEGs by guiding impact droplets through a channeling midrib and artificial cuticle. The channeling midrib induces uni‐directional droplet spreading, while the artificial cuticle on the midrib further reinforces this behavior through its ...
Gibeom Lee   +8 more
wiley   +1 more source

Transducers Across Scales and Frequencies: A System‐Level Framework for Multiphysics Integration and Co‐Design

open access: yesAdvanced Materials Technologies, EarlyView.
Transducers convert physical signals into electrical and optical representations, yet each mechanism is bounded by intrinsic trade‐offs across bandwidth, sensitivity, speed, and energy. This review maps transduction mechanisms across physical scale and frequency, showing how heterogeneous integration and multiphysics co‐design transform isolated ...
Aolei Xu   +8 more
wiley   +1 more source

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