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Rainwater Harvesting Systems in the Humid Tropics

2015
The Tropics comprise about 38 % of the earth’s surface and contain over 40 % of the world’s population (mostly in Asia). As a rough rule, the closer you are to the Equator, the wetter the climate—or more important for rainwater harvesting (RWH)—the more uniform the rainfall through the year.
openaire   +1 more source

A super hygroscopic hydrogel for harnessing ambient humidity for energy conservation and harvesting

Energy & Environmental Science, 2018
Atmospheric humidity, an abundant source of water, is widely considered as a redundant resource demanding expense of energy to maintain it under comfortable levels for human habitation.
Dilip Krishna Nandakumar   +5 more
openaire   +1 more source

Guidelines for controlling vegetation, soil and water impacts of timber harvesting in the humid tropics

2005
INTRODUCTION Research and land management experience over many decades has demonstrated that poorly planned or managed logging operations in the tropics generally have a deleterious impact on the ecological and hydrological system (Burgess, 1971; Lal, 1987; Bruijnzeel, 1992; Bruenig, 1996).
Cassells, D.S., Bruijnzeel, L.A.
openaire   +2 more sources

Rapid Water Harvesting and Nonthermal Drying in Humid Air by N-Doped Graphene Micropads

Langmuir, 2019
We demonstrate a novel nanotextured graphene micropad that can rapidly harvest water from air to generate microscale water droplets with the desired size in designated positions on demand by simply applying a negative electric bias of -1.5 to -15 V.
Yiyang Wan   +4 more
openaire   +2 more sources

An Atmospheric Water-Harvester with Ultrahigh Uptake-Release Efficiency at Low Humidity

ACS Nano
Atmospheric water harvesting is a practical strategy that is achieved by removing materials from air moisture to relieve global water scarcity. Here we design a water-harvester (i.e., MOF-303/thiolated polymer composite (MTC)) by using a metal-organic framework (MOF-303) and thiolated chitosan (TC) skeleton.
Qiang Luo   +9 more
openaire   +2 more sources

Charging a supercapacitor-like laminate with ambient moisture: from a humidity sensor to an energy harvester

Physical Chemistry Chemical Physics, 2013
The electromechanically and mechano-electrically active three-layered laminate composed of a Nafion membrane, carbide-derived carbon-based electrodes, and a 1-ethyl-3-methylimidazolium trifluoromethanesulphonate ionic liquid electrolyte responds to humidity gradient and can therefore serve as a differential humidity sensor or an energy harvesting ...
Indrek, Must   +5 more
openaire   +2 more sources

Effect of Impurity/Humidity on Liquid-Crystal-Enhanced Electret Vibration Energy Harvester

2019 19th International Conference on Micro and Nanotechnology for Power Generation and Energy Conversion Applications (PowerMEMS), 2019
In this report, the liquid-crystal-enhanced electret vibration energy harvester has been realized for the first time. The effect of impurities and humidity on resistivity of nematic liquid crystal (LC) was examined. By suppressing the ionic impurities and humidity absorption in the operation environment, extremely-high resistivity of $10^{16}\Omega ...
K. Kittipaisalsilpa, T. Kato, Y. Suzuki
openaire   +1 more source

Self-powered relative humidity sensor based on RF energy harvesting

2023
In this work, a self-powered relative humidity sensor based on RF energy harvesting is presented.
Bošković, Marko   +5 more
openaire   +1 more source

Post-harvest banana peel splitting as a function of relative humidity storage conditions

Acta Physiologiae Plantarum, 2016
Peel splitting is a major physiological disorder affecting post-harvest banana quality. This phenomenon occurs only 3-6 days after ripening induction in specific cultivars such as cv. 925 when stored in saturating humidity conditions. In these conditions, Cavendish cultivars (Grande Naine, cv. GN) are not susceptible to splitting. Cvs.
Brat, Pierre   +9 more
openaire   +2 more sources

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