Results 91 to 100 of about 1,457,459 (303)

Unlocking Photodetection Mode Switching from a Simple Lateral Design

open access: yesAdvanced Functional Materials, EarlyView.
A simple lateral 2D perovskite photodetector capable of switching among transient, continuous, and dual transient/continuous photoresponse modes is achieved by integrating photoconductive effects with capacitive coupling from the SiO2/Si substrate. Such light‐programmable photodetection mode switching enables triple‐channel information transmission and
Zijun (June) Yong   +10 more
wiley   +1 more source

Urban flood identification with simulation validation based on social media big data

open access: yesShui kexue jinzhan
The insufficient reliability of conventional monitoring methods under extreme rainfall conditions has resulted in an urgent need for new monitoring methods This study proposes an urban flood identification method that uses crawler technology ...
Kehan ZHANG   +5 more
doaj   +1 more source

Sensors for water safety and security

open access: yes2011 IEEE Sensors Applications Symposium, 2011
Identification and prioritization of contaminants arising from occasional release or intentional discharge in unsecured water supplies are of paramount importance to assess national and international capacities to be able to respond, sense/detect, isolate, and mitigate safety and security risk vectors in a timely manner.
Vaseashta, A.   +4 more
openaire   +2 more sources

Water Figures Africa: news of IWMI’s work in Africa [PDF]

open access: yes
Water resource management, Water use, Governance, Food security, Irrigated farming ...
International Water Management Institute (IWMI).
core  

Assembly of Cell‐Seeded 3D Printed Hydrogel Modules with Perfusable Channel Networks

open access: yesAdvanced Functional Materials, EarlyView.
Macroscale assembly was utilized to prepare perfusable tissue constructs from individually 3D printed hydrogel modules with embedded branched channel networks and port arrays for cell seeding. Novel multi‐material bioreactors were fabricated to facilitate the gluing of individual modules and the perfusion culture of assembled modular constructs seeded ...
Zachary J. Geffert   +10 more
wiley   +1 more source

Socioeconomic water consumption in China: spatiotemporal dynamics and future projections

open access: yesShui kexue jinzhan
National economic development is primarily driven by final consumption demand. Production and consumption processes determine the interregional flows of virtual water embedded in traded goods,thereby reshaping the spatial pattern of water supply and ...
Changhai QIN   +5 more
doaj   +1 more source

STOP-IT: strategic, tactical, operational protection of water infrastructure against cyberphysical threats [PDF]

open access: yes, 2018
Water supply and sanitation infrastructures are essential for our welfare, but vulnerable to several attack types facilitated by the ever-changing landscapes of the digital world.
Bonet Gil, Enrique   +2 more
core   +1 more source

Magnetothermal‐Triggered Response and Self‐Healing of Recyclable and Reprocessable Nanocomposites for Actuation Systems

open access: yesAdvanced Functional Materials, EarlyView.
Developing recyclable materials for magnetic robotics that combine rapid response and self‐healing properties is challenging. Hence, this study focuses on the integration of magnetothermal nanoparticles into a dynamic sorbitol‐based vitrimer, a recyclable composite capable of remote actuation and self‐healing by magnetic heating.
Maria Weißpflog   +3 more
wiley   +1 more source

New paradigm and key issues of flash flood disaster response based on energy analysis

open access: yesShui kexue jinzhan
To address the issues of delays and economic barriers inherent in traditional mountain flood forecasting and early warning systems based on the rainfall-runoff response relationship,we have proposed a novel approach for the early identification of ...
Xin ZHANG   +5 more
doaj   +1 more source

Hydrologic and Agricultural Earth Observations and Modeling for the Water-Food Nexus [PDF]

open access: yes
In a globalizing and rapidly-developing world, reliable, sustainable access to water and food are inextricably linked to each other and basic human rights.
Becker-Reshef, Inbal   +9 more
core   +1 more source

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