Results 1 to 10 of about 8,955 (111)

Numerical Study of the Effects of Inlet Geometry on the Performance of the Sediment Bypass Tunnel using SSIIM Numerical Model [PDF]

open access: yesJournal of Hydraulic and Water Engineering, 2023
Sediment Bypass Tunnels (SBTs) are deviant channels that convey the current containing sediments from the upstream to the downstream of the reservoir. This study investigates the effect of hydraulic and geometry parameters such as discharge, flow depth ...
P. Aminian, M. Jorabloo, A. Ahmadi
doaj   +1 more source

Assessing SPI-3 months spatial variation using Kriging, Case study, Fars province [PDF]

open access: yesرویکردهای نوین در مهندسی آب و محیط زیست, 2023
Due to the lack of facilities and commitment in climate stations establishment in large scale interpolation has become an important technique in spatial mapping studies. In this study, the Kriging interpolation technique as a prevalent technique has been
Homa Razmkhah
doaj   +1 more source

Monitoring the temporal changes of meteorological drought in areas of western Iran [PDF]

open access: yesرویکردهای نوین در مهندسی آب و محیط زیست, 2023
Drought is a natural phenomenon that has a significant impact on human life, and examining its temporal and spatial changes can be effective in dealing with the effects of this phenomenon.
yaser sabzevari   +2 more
doaj   +1 more source

Re‐evaluation of the risks to public health related to the presence of bisphenol A (BPA) in foodstuffs

open access: yesEFSA Journal, Volume 21, Issue 4, April 2023., 2023
Abstract In 2015, EFSA established a temporary tolerable daily intake (t‐TDI) for BPA of 4 μg/kg body weight (bw) per day. In 2016, the European Commission mandated EFSA to re‐evaluate the risks to public health from the presence of BPA in foodstuffs and to establish a tolerable daily intake (TDI). For this re‐evaluation, a pre‐established protocol was
EFSA Panel on Food Contact Materials   +37 more
wiley   +1 more source

Spatial planning of climatic hazards of desert and dry areas and presenting its strategies [PDF]

open access: yesرویکردهای نوین در مهندسی آب و محیط زیست, 2022
It is important to know about the deserts of Iran because the geographical and climatic conditions of the desert have never been expanding by themselves.
Vahid Mardani, maryam ilanloo, Neda Orak
doaj   +1 more source

Guidelines for the use of flow cytometry and cell sorting in immunological studies (third edition)

open access: yesEuropean Journal of Immunology, Volume 51, Issue 12, Page 2708-3145, December 2021., 2021
Abstract The third edition of Flow Cytometry Guidelines provides the key aspects to consider when performing flow cytometry experiments and includes comprehensive sections describing phenotypes and functional assays of all major human and murine immune cell subsets.
Andrea Cossarizza   +192 more
wiley   +1 more source

Simulation of the effect of irrigation with Saline-sodic water on Soil infiltration Rate changes with Kostiakov and Philip's infiltration model [PDF]

open access: yesرویکردهای نوین در مهندسی آب و محیط زیست, 2023
In order to evaluating effects of irrigation with saline-sodic water, we conducted three infiltration experiments in clay-loam soil in end-close furrow. We were using 5cm water depth every week, which had EC=12 ds/m and SAR=32. Experiments were done with
Mehdi Zakerinia, sina Abdolahi
doaj   +1 more source

Numerical Study on Vortices in Collision of Flow with Circular, Square, Triangular, and Pentagonal Barriers of Different Diameters [PDF]

open access: yesرویکردهای نوین در مهندسی آب و محیط زیست, 2023
Numerical Study on Vortices in Collision of Flow with Circular, Square, Triangular, and Pentagonal Barriers of Different DiametersStructures constructed on rivers induce downstream oscillating vortices.
Saja Kanan, Mohammad Heidarnejad
doaj   +1 more source

Hydrological and Hydraulic Evaluation of Water Transfer from the Kani Sib Tunnel to Lake Urmia [PDF]

open access: yesرویکردهای نوین در مهندسی آب و محیط زیست, 2023
The decline in water level of Lake Urmia is one of the regional environmental crises. One of the measures to rehabilitate Lake Urmia is the inter-basin water transfer from the Zab Basin to Lake Urmia through the Kani-Sib tunnel.
Ghasem Haji Talkhabi   +2 more
doaj   +1 more source

Investigating the performance of the entropy maximum model in determining the importance of effective environmental factors in creating gully erosion in semi-arid areas [PDF]

open access: yesرویکردهای نوین در مهندسی آب و محیط زیست, 2023
One of the most important types of erosion that causes widespread land degradation is gully erosion which has many changes in different climates. In this study, environmental factors such as soil type information layers, Lithology, land use, NDVI ...
hamzeh saeediyan   +3 more
doaj   +1 more source

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