Results 51 to 60 of about 229,751 (195)

Apparatus for measuring thermal conductivity Patent [PDF]

open access: yes, 1966
Development of apparatus for measuring thermal ...
Black, I. A.   +3 more
core   +1 more source

Coagulation for treatment of swine slaughterhouse wastewater [PDF]

open access: yes, 2017
In this study, wastewater taken from the Nam Phong swine slaughterhouse, Ho Chi Minh City, was used to evaluate the treatment efficiency of common coagulants, including Alum (Aluminum Sulfate - Al2(SO4)3.18H2O), Poly-Aluminum Chloride (PAC), and Ferrous ...
Ha, Bui Manh, Huong, Duong Thi Giang
core  

X-ray Emission near the Substellar Limit: The sigma Orionis and Taurus Star Forming Regions

open access: yes, 2002
We have carried out an extensive search for X-ray emission from young, very low-mass objects near and beyond the substellar limit, making use of archived ROSAT PSPC and HRI observations pointed at Brown Dwarfs and Brown Dwarf candidates in the young ...
B. Stelzer   +35 more
core   +1 more source

The effects of Tai Chi on peripheral somatosensation, balance, and fitness in Hispanic older adults with type 2 diabetes:a pilot and feasibility study [PDF]

open access: yes, 2015
Peripheral neuropathy and loss of somatosensation in older adults with type 2 diabetes can increase risk of falls and disability. In nondiabetic older adult population Tai Chi has been shown to enhance balance and fitness through improvements in ...
Cavegn, Elisabeth I., Riskowski, Jody
core   +4 more sources

Filtering efficiency and feeding mechanisms of Daphnia pulex on Microcystis aeruginosa and Nannochloropsis [PDF]

open access: yes, 2012
The filtering and feeding rate of Daphnia pulex from the Old Durham Reservoir, Durham, NH, were measured to determine the feeding efficiency on different concentrations of non-toxic Nannochloropsis (Class Eustigmatophyceae) and toxigenic cyanobacteria ...
Orlowicz, Elizabeth
core   +1 more source

Evaluation of Tannic Acid as Coagulant for Water Turbidity Reduction in Preliminary Water Treatment

open access: yesعلوم آب و خاک, 2018
The goal of this study was to evaluate tannic acid as a coagulant in turbidity removal. Tests were designed using Taguchi method and carried out on the synthetic and natural turbid samples.
H. Hasheminejad   +2 more
doaj  

Natural Coagulant Efficiency of Moringa Oleifera Seeds in Raw Water Treatment

open access: yesЖурнал інженерних наук
Adverse health and environmental impacts of conventional chemical compounds in treating water and wastewater encouraged the study of natural alternatives, especially plant-based compounds.
Hassan A. B.   +3 more
doaj   +1 more source

Production and physicochemical characterization of chitosan for the harvesting of wild microalgae consortia

open access: yesBiotechnology Reports, 2020
The use of chitosan to harvest microalgae is a strategic step that seeks to reach an economically competitive price to recover lipids, proteins, and pigments.
Stefanie Acosta-Ferreira   +8 more
doaj   +1 more source

Efficacy of Removal of CCL Viruses under Enhanced Coagulation Conditions [PDF]

open access: yes, 2007
The focus of coagulation as a water treatment process is shifting to accommodate recent regulatory additions that strive to balance the risks between microbial and chemical contamination of drinking water.
Abbaszadegan, Morteza   +3 more
core   +1 more source

Pengolahan Limbah Industri Elektroplating Dengan Proses Koagulasi Flokulasi

open access: yesJurnal Kimia Valensi, 2013
Penelitian pengolahan limbah industri elektroplating dengan proses koagulasi flokulasi telah dilakukan. Penelitian bertujuan untuk mengetahui proses pengolahan dengan koagulan FeCl3 dalam menurunkan kandungan logam berat pada limbah elektroplating, rasio
Nurhasni Nurhasni   +2 more
doaj   +1 more source

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