Results 41 to 50 of about 2,783,263 (357)

Optimization study of the fouling build-up on a RO membrane for pretrated olive mill wastewater purification [PDF]

open access: yes, 2017
Even though membranes are considered in many aspects a mature technology, a range of features are still in development and under investigation. Regarding this, the main handicap of this technology is inevitably membrane fouling.
Martínez-Férez, Antonio   +2 more
core   +1 more source

Effect of Saline Water Management on Yield and Yield Components of Corn and Soil Salinity Profile [PDF]

open access: yesعلوم و مهندسی آبیاری, 2012
Increasing demand of water resources in the world, especially in arid and semi-arid regions, has forced farmers to use low quality water, such as drainage water and saline groundwater.
H. Molavi, M. Mohammadi, A. Liaghat
doaj  

Mechanically Tunable Bone Scaffolds: In Vivo Hardening of 3D‐Printed Calcium Phosphate/Polycaprolactone Inks

open access: yesAdvanced Functional Materials, EarlyView.
A 3D bone scaffold with osteogenic properties and capable of hardening in vivo is developed. The scaffold is implanted in a ductile state, and a phase transformation of the ceramic induces the stiffening and strengthening of the scaffold in vivo. Abstract Calcium phosphate 3D printing has revolutionized customized bone grafting.
Miguel Mateu‐Sanz   +7 more
wiley   +1 more source

Comparison between Numerical, Analytical, and Field Solutions with Experimental Data for 90º Open Channel Junctions [PDF]

open access: yesJournal of Engineering Research - Egypt, 2019
Junction in open channel flow points out any side water secession from natural or artificial channels. In the last decades, comprehensive theoretical and experimental investigations on the dividing flow in open channel junctions have been executed to ...
Ahmed Zahran   +2 more
doaj   +1 more source

Men, Masculinities and Water Powers in Irrigation [PDF]

open access: yes, 2008
The aim of this article is to provide an informed plea for more explicitly identifying, naming and unravelling the linkages between water control and gender in irrigation.
Zwarteveen, M.Z.
core   +1 more source

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

A New Model for Microbial Desalination Cells: Model Formulation and Validation under Different Operating Conditions

open access: yesJournal of Chemistry, 2022
In this paper, a dynamic mathematical model was developed to simulate the processes in Microbial Desalination Cells (MDCs) operated in cyclic batch flow mode using ordinary differential equations found in the literature.
Merna Hesham   +3 more
doaj   +1 more source

MAGTWIST: A Magnetically‐Driven Rotary Actuator Using a Traveling‐Wave With Integrated Stiffness Tunability

open access: yesAdvanced Functional Materials, EarlyView.
MAGTWIST: A compact magnetic rotary actuator, enabling smooth, stepless rotation, and on‐demand locking. Inspired by peristalsis, a soft polymer belt generates a traveling‐wave, enabling 270° rotation when heated. Cooling stiffens the belt, locking it in position and enabling it to withstand high loads.
Simon Frieler   +3 more
wiley   +1 more source

Precise Control of Drug Release in Machine Learning‐Designed Antibody‐Eluting Implants for Postoperative Scarring Inhibition in Glaucoma

open access: yesAdvanced Healthcare Materials, EarlyView.
We developed a micro‐sized, biocompatible implant for postoperative sustained delivery of anti‐fibrotic antibodies in glaucoma surgery. Machine learning‐guided optimization of polymer composition, implant geometry, and porosity enabled precise control of drug release.
Mengqi Qin   +5 more
wiley   +1 more source

Evaluating the impact of land use/cover changes on hydrological processes in the Lake Tana Basin

open access: yesScientific Reports
Land use/cover (LULC) changes has a fundamental effect on the hydrological components in the Lake Tana Basin. The Lake Tana Basin, the source origin of the Blue Nile, has experienced notable LULC transitions over the past two decades.
Eman M. Ragab   +3 more
doaj   +1 more source

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