Results 11 to 20 of about 103,036 (328)

Development and in vitro safety evaluation of pramipexole-loaded hollow mesoporous silica (HMS) particles

open access: yesBiotechnology & Biotechnological Equipment, 2019
In this study, spherical hollow mesoporous silica (HMS) particles with average size of 550 nm were loaded with dopamine-receptor agonist pramipexole, as a model drug. High drug loading (55%) was achieved by its incorporation in the reservoir structure of
Borislav Tzankov   +7 more
doaj   +2 more sources

Use of Additives in Composting Promotes Passivation and Reduction in Bioavailability of Heavy Metals (HMs) in Compost

open access: yesReviews of environmental contamination and toxicology, 2023
Composting influences heavy metal (HM) speciation by transforming the exchangeable and reducible forms of HMs to oxidisable and residual forms, promoting the redistribution of HMs to a more stable form thereby reducing their mobility, leachability, and ...
Chisom Ejileugha   +2 more
semanticscholar   +1 more source

Flood Analysis Using HEC-RAS and HEC-HMS: A Case Study of Khazir River (Middle East—Northern Iraq)

open access: yesWater, 2022
Floods frequently threaten villages near the Khazir River’s floodplains, causing crop losses and threatening residential areas. We used flood-related hydrological software, including WMS and HEC-HMS, to study this issue and determine how to reduce the ...
Asaad A. M. Al-Hussein   +4 more
semanticscholar   +1 more source

Rainfall-Runoff Modeling Using the HEC-HMS Model for the Al-Adhaim River Catchment, Northern Iraq

open access: yesHydrology, 2021
It has become necessary to estimate the quantities of runoff by knowing the amount of rainfall to calculate the required quantities of water storage in reservoirs and to determine the likelihood of flooding.
Ahmed Naseh A. Hamdan   +2 more
semanticscholar   +1 more source

Source and Chemistry of Hydroxymethanesulfonate (HMS) in Fairbanks, Alaska

open access: yesEnvironmental Science and Technology, 2022
Fairbanks, Alaska, is a subarctic city with fine particle (PM2.5) concentrations that exceed air quality regulations in winter due to weak dispersion caused by strong atmospheric inversions, local emissions, and the unique chemistry occurring under the ...
James R. Campbell   +11 more
semanticscholar   +1 more source

HMS: A Hierarchical Solver with Dependency-Enhanced Understanding for Math Word Problem

open access: yesAAAI Conference on Artificial Intelligence, 2021
Automatically solving math word problems is a crucial task for exploring the intelligence levels of machines in the general AI domain. It is highly challenging since it requires not only natural language understanding but also mathematical expression ...
Xin Lin   +6 more
semanticscholar   +1 more source

Comparison of Two Hydrological Models, HEC-HMS and SWAT in Runoff Estimation: Application to Huai Bang Sai Tropical Watershed, Thailand

open access: yesFluids, 2022
In the present study, the streamflow simulation capacities between the Soil and Water Assessment Tool (SWAT) and the Hydrologic Engineering Centre-Hydrologic Modelling System (HEC-HMS) were compared for the Huai Bang Sai (HBS) watershed in northeastern ...
Imiya M. Chathuranika   +7 more
semanticscholar   +1 more source

HEC-HMS based rainfall-runoff model for Punpun river basin

open access: yesWater practice and technology, 2022
Various hydrological models were used in different river basins to simulate the runoff on available rainfall, land use and soil property data. HEC-HMS model is used by several researchers to estimate the water potential of the basin through rainfall ...
S. Ranjan, Vivekanand Singh
semanticscholar   +1 more source

Comparison of Rainfall-Runoff Simulation between Support Vector Regression and HEC-HMS for a Rural Watershed in Taiwan

open access: yesWater, 2022
To better understand the effect and constraint of different data lengths on the data-driven model training for the rainfall-runoff simulation, the support vector regression (SVR) approach was applied to the data-driven model as the core algorithm in the ...
Shen Chiang   +2 more
semanticscholar   +1 more source

Coastal sand mining of heavy mineral sands: Contestations, resistance, and ecological distribution conflicts at HMS extraction frontiers across the world

open access: yesJournal of Industrial Ecology, 2022
Coastal sand mining for metals involves extraction of heavy mineral sands (HMS), which are sedimentary deposits of dense minerals that accumulate in coastal environments.
Arpita Bisht, J. Martínez-Alier
semanticscholar   +1 more source

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