Results 111 to 120 of about 1,200,876 (308)

Bio-upcycling of even and uneven medium-chain-length diols and dicarboxylates to polyhydroxyalkanoates using engineered Pseudomonas putida

open access: yesMicrobial Cell Factories
Bio-upcycling of plastics is an emerging alternative process that focuses on extracting value from a wide range of plastic waste streams. Such streams are typically too contaminated to be effectively processed using traditional recycling technologies ...
Yannic S. Ackermann   +7 more
doaj   +1 more source

Difference in Biological Oxidation Between High-Sulfur Coal and Pure Pyrite at Different pH Levels

open access: yesSeparations
In this study, Acidthiobacillus ferrooxidans LX5 was used as an experimental microbial strain, and differences in biological oxidation between high-sulfur coal and pure pyrite were thoroughly investigated over 18 days in acidic environments with initial ...
Dongxu Yuan   +3 more
doaj   +1 more source

Estimating bio-kinetics for nitrogen source oxidation processes using online measurements in activated sludge

open access: yes, 2012
In-depth understanding of bio-kinetic parameters corresponding to organic and inorganic nitrogen oxidation is essential for the improvement of the operation systems of nitrogen removal in wastewater treatment plants.
Hoque, M. A., Aravinthan, V.
core  

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

Determination of Bio-Oxidation Energy Released by Thermophiles in Secondary and Mixed Bio-Solids [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2007
Reaction constants and heat release during thermophilic aerobic digestion of typical secondary and mixed sludges were determined. Maximum reaction constant, determined by measuring the amounts of biodegradable volatile suspended solids (bVSS) removed ...
Mohsen Nosrati   +3 more
doaj  

Bio-Medical Library Bulletin, No. 07 (1969-05)

open access: yes, 1969
Bio-Medical Library. (1969). Bio-Medical Library Bulletin, No. 07 (1969-05).
Bio-Medical Library
core  

A Surface‐engineered Microfluidic Device for Antibody‐Mediated Negative Selection of High‐Quality Sperm for Assisted Reproduction

open access: yesAdvanced Functional Materials, EarlyView.
This study reports a microfluidic device with a functionalized surface utilizing a polyoxazoline coating and covalently immobilized gold nanoparticles and anti‐phosphatidylserine antibody. The device efficiently eliminates pre‐apoptotic and apoptotic spermatozoa and yields sperm with substantially improved quality and low DNA damage, offering a simple ...
Soraya Rasi Ghaemi   +5 more
wiley   +1 more source

Investigation of engine performance and exhaust gas emissions by using bio-diesel in compression ignition engine and optimisation of bio-diesel production from feedstock by using response surface methodology

open access: yes
Bio-diesel, derived from the transesterification of vegetable oils or animal fats with simple alcohols, has attracted more and more attention recently. As a cleaner burning diesel alternative, bio-diesel claims to have many attractive features including:
Abuhabaya, Abdullah
core  

Bio-Medical Library Bulletin, No. 28 (1972-12)

open access: yes, 1972
Bio-Medical Library. (1972). Bio-Medical Library Bulletin, No. 28 (1972-12).
Bio-Medical Library
core  

IN4MER Biomaterial Ink: A Phosphorescent Biosensing Biomaterial Ink for Multiple Analytes (Glucose, Lactate, Oxygen) Measurements and Temperature Sensing Applications

open access: yesAdvanced Functional Materials, EarlyView.
Multianalyte, real‐time monitoring of bioprinted scaffolds remains challenging. Phosphorescence‐lifetime–based, optically responsive microparticles are embedded in diverse printable hydrogels (κ‐carrageenan, GelMA, PEGDA) to form biomaterial inks that report oxygen, glucose, lactate, and temperature.
Waqas Saleem   +11 more
wiley   +1 more source

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