Results 41 to 50 of about 292,321 (359)

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

Analysis of the Synergistic Effect of Water Vapor, Thermodynamics, and Dynamics of the Heavy Rainfall Over Henan Province, China in July 2021

open access: yesMeteorological Applications
During July 19–21, 2021, Henan Province in China experienced a historically rare heavy rainfall event, with the maximum hourly rainfall amount appearing in Zhengzhou City, the capital of Henan Province, on 20 July (hereafter “7.20” HRE).
Yang Yu, Rong Wan, Zhikang Fu
doaj   +1 more source

A Biologically‐Architected Wear and Damage‐Resistant Nanoparticle Coating From the Radular Teeth of Cryptochiton stelleri

open access: yesAdvanced Functional Materials, EarlyView.
The ultrahard teeth of mollusks that feed on rocky substrates contain a wear‐resistant coating on their surfaces consisting of densely packed mesocrystalline magnetic nanoparticles within an organic matrix. These coatings display significant hardness and toughness through their highly controlled mesocrystalline architectures.
Taifeng Wang   +7 more
wiley   +1 more source

Major heavy rainfall events in China from April to October in 2021

open access: yes暴雨灾害
Based on the daily precipitation data of 2, 424 stations and conventional weather chart data in mainland China in 2021, a statistical analysis of the main heavy rain weather processes from April to October of that year was conducted. The main influencing
Airong Min, Yishan Liao, Wen ZHANG
doaj   +1 more source

Metal–Organic Frameworks for Gaseous Pollutant Management: From Capture to Neutralization and Reutilization

open access: yesAdvanced Functional Materials, EarlyView.
This review maps how MOFs can manage hazardous gases by combining adsorption, neutralization, and reutilization, enabling sustainable air‐pollution control. Covering chemical warfare agent simulants, SO2, NOx, NH3, H2S, and volatile organic compounds, it highlights structure‐guided strategies that boost selectivity, water tolerance, and cycling ...
Yuanmeng Tian   +8 more
wiley   +1 more source

Analysis and comparison of water vapor transport features and circulation anomalies during the super-strong Meiyu period of 2020 and 1998*

open access: yesWeather and Climate Extremes
2020 and 1998 are the strongest Meiyu years in recent decades. The characteristics of the super-strong Meiyu precipitation and water vapor sources in 2020 and 1998 were compared, and the atmospheric circulation anomalies and the forcing factor SST were ...
Hao Yang   +6 more
doaj   +1 more source

A Soft Microrobot for Single‐Cell Transport, Spheroid Assembly, and Dual‐Mode Drug Screening

open access: yesAdvanced Materials, EarlyView.
A soft, untethered hydrogel microrobot enables precise single‐cell delivery, self‐assembly into 3D spheroids, and real‐time thermal actuation. Driven by light‐induced convection and embedded with gold nanorods and temperature sensors, the microrobot guides cells, modulates local microenvironments, and supports drug testing.
Philipp Harder   +3 more
wiley   +1 more source

The Study and Analysis the Clusters of Heavy Rainfall Threshold in Iarn [PDF]

open access: yesجغرافیا و توسعه, 2015
The aim of this study  is  to analyze the areas of heavy rainfall thresholds in Iran. For this purpose, daily rainfall data  of over 50 years were produced from  Esfezari database.
Mehdi Doostkamian   +1 more
doaj   +1 more source

HEAVY RAINFALL EVENTS IN VOLTA REDONDA

open access: yesIRRIGA, 2021
Most Brazilian cities do not manage urban drainage in a proper manner, due to lack of planning in the sector or of easy-to-consult literature about local hydrology to enable hydrological modeling. Volta Redonda County fits this statistic, since it experiences events associated with flood and inundation in some specific sites.
Hugo Thaner dos Santos   +1 more
openaire   +1 more source

Recent Advances on Thermochromic Inks for Security Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Thermochromic security inks have garnered interest in recent years as security elements for authentication, information encryption, and anti‐counterfeiting. This review outlines different types of thermochromic materials, how they have been developed as functional inks, and how advancements in property enhancement, sustainability, and printing ...
Duarte B. Oliveira   +5 more
wiley   +1 more source

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