Results 51 to 60 of about 5,216,941 (210)

Digital Water System

open access: yesInternational Journal of Advanced Research in Science, Communication and Technology, 2022
A Vending machine is used to gives a product to user once a certain amount of money is deposited into it. Basically vending machines used to sell food, cold-drinks and other small items, but nowadays they also sell product like cameras, mobile etc. Vending machines are easily found in tourist spot, airport railway station etc and vending machines very ...
null Priyanka Patil   +3 more
openaire   +1 more source

A silver ion water sterilization system [PDF]

open access: yes, 1971
Small amounts of silver are incorporated in mixture of ion exchange resins, and water passing through this mixture is thus exposed to silver ion concentration.
Parry, E. P.
core   +1 more source

Excess Electron Relaxation Dynamics at Water/Air Interfaces [PDF]

open access: yes, 2007
We have performed mixed quantum-classical molecular dynamics simulations of the relaxation of a ground state excess electron at interfaces of different phases of water with air.
Allen M. P.   +3 more
core   +1 more source

Optimizing the Structure and Scale of Urban Water Infrastructure: Integrating Distributed Systems [PDF]

open access: yes, 2014
Large-scale, centralized water infrastructure has provided clean drinking water, wastewater treatment, stormwater management and flood protection for U.S. cities and towns for many decades, protecting public health, safety and environmental quality.

core  

USDA-ARS Colorado maize growth and development, yield and water-use under strategic timing of irrigation, 2012–2013

open access: yesData in Brief, 2018
This data set was collected over two years, 2012–2013, on maize under 12 irrigation treatments with varying levels of deficit during late-vegetative and grain-filling growth stages in semi-arid Northern Colorado supplied with surface drip irrigation. The
Louise H. Comas   +5 more
doaj   +1 more source

Evaluating Drought Vulnerability of Small Community Surface Water Supply Systems in the Midwest [PDF]

open access: yes, 2009
This report presents approaches and data availability for evaluating the drought vulnerability of small community water supply systems in the Midwest that obtain water from surface water bodies, such as rivers, streams, natural lakes, and man-made ...
Hecht, Jory S., Knapp, H. Vernon
core  

Charge frustration in complex fluids and in electronic systems

open access: yes, 1996
The idea of charge frustration is applied to describe the properties of such diverse physical systems as oil-water-surfactant mixtures and metal-ammonia solutions.
Alavi   +18 more
core   +1 more source

Competent genetic-evolutionary optimization of water distribution systems [PDF]

open access: yes, 2001
A genetic algorithm has been applied to the optimal design and rehabilitation of a water distribution system. Many of the previous applications have been limited to small water distribution systems, where the computer time used for solving the problem ...
Simpson, A., Wu, Z.
core   +1 more source

Impacts of Extreme Storms in Surface Water Resources, Systems, and Infrastructure—Evidence from Storm Daniel (2023) in Greece

open access: yesGeoHazards
As the frequency and severity of extreme weather events may increase due to climate change, understanding their impacts on water systems, resources, and infrastructure becomes very important. This study contributes to the growing body of knowledge on how
Michalis Diakakis   +7 more
doaj   +1 more source

Binary nucleation in acid–water systems. II. Sulfuric acid–water and a comparison with methanesulfonic acid–water [PDF]

open access: yes, 1991
This work presents a systematic investigation of binary nucleation rates for sulfuric acid and water and the effect of temperature on these rates at isothermal, subsaturated conditions. The results from nucleation rate measurements for the sulfuric acid (
Flagan, R. C.   +3 more
core   +1 more source

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