Results 81 to 90 of about 2,458,623 (306)

Catalytic degradation of norfloxacin using persulfate activation by Ni-Fe layered double hydroxide catalyst supported on activated carbon

open access: yesScientific Reports
This study investigated the catalytic degradation of Norfloxacin (NOR), a persistent fluoroquinolone antibiotic, using a novel Ni-Fe Layered Double Hydroxide supported on Activated Carbon (NiFe-LDH@AC) as a catalyst.
Adel Adly, Mona M Galal, Minerva E Matta
doaj   +1 more source

Environmental applications of Effective Microorganisms: a review of current knowledge and recommendations for future directions

open access: yesJournal of Engineering and Applied Science, 2021
Nowadays, beneficial microorganisms are getting wider applicability. One example is referred to as Effective Microorganisms (EM) having its composition kept a secret.
Safwat M. Safwat, Minerva E. Matta
doaj   +1 more source

IIT Hyderabad develops sanitary napkins that absorb better [PDF]

open access: yes, 2016
Chandra Shekhar Sharma from the Department of Chemical Engineering, IIT Hyderabad and his team turned to nanotechnology to produce cellulose-based nanofibre for use as an absorbent core in sanitary napkins.
IITH, Library, Sharma, Chandra Shekhar
core  

Hydrogen Halide Gas Sensors: Active Materials, Operation Principles, and Emerging Technologies

open access: yesInterdisciplinary Materials, EarlyView.
This review considers hydrogen halide (HX) gas sensors across functional materials and principles: acoustic, chemical, optical and nanophotonic. The strong acidity and reactivity of HX gases are discussed as constraints for stability and selectivity of these devices.
Xiuzhen Liu   +12 more
wiley   +1 more source

Lead biosorption from industrial wastewater using Cladophora

open access: yesScientific Reports
Discharge of wastewater containing lead ions poses serious risks to plants, aquatic organisms, and human health. Conventional heavy metal removal methods, such as membrane filtration and activated carbon adsorption, are often costly and less effective at
Alaa M. Metwally   +3 more
doaj   +1 more source

Efficacy of energy‐based devices on episiotomy pain and healing: A systematic review and meta‐analysis

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Background Episiotomy is a common obstetric procedure often associated with significant postpartum pain and delayed wound healing. Conventional treatments provide limited relief and might not be suitable for all women. Energy‐based therapies, including infrared irradiation and low‐level laser therapy (LLLT), a non‐thermal photo biomodulation ...
Shira Regev‐Sadeh   +4 more
wiley   +1 more source

Elimination of metoclopramid by the adsorption process (GAC) and ozone process [PDF]

open access: yesE3S Web of Conferences
Existence of pharmaceutical substances in water with different concentrations in natural ecosystems it poses a danger to humans and animals. Conventional methods for water treatment have proven to be relatively ineffective in removing pharmaceutical ...
Oussama Khemis   +2 more
doaj   +1 more source

Tests on duralumin columns for aircraft construction [PDF]

open access: yes
The following paper is based on the results of tests, upon duralumin columns, contained in two theses presented to the Department of Civil and Sanitary Engineering of the Massachusetts Institute of ...
Lee, John G
core   +1 more source

Augmentation of Water Resources Through Pollution Abatement [PDF]

open access: yes, 1963
Author Institution: U.S. Department of Health, Education, and Welfare, Public Health Service, Robert A.
Tarzwell, Clarence M.
core  

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