Results 31 to 40 of about 3,188,407 (297)

Optimisation Studies of Accelerator Driven Fertile to Fissile Conversion Rates in Thorium Fuel Cycle [PDF]

open access: yes, 2012
The need for proliferation-resistance, longer fuel cycles, higher burn up and improvedwaste form characteristics has led to a renewed worldwide interest in thorium-based fuels and fuel cycles.
Barlow, Roger   +2 more
core   +3 more sources

Recycling of zinc ions in disc-donut column considering forward mixing mass transfer, and effects of pulsed and non-pulsed condition

open access: yesScientific Reports, 2022
The current study focuses on the recovery of zinc ions by solvent extraction in the pulsed contactor. The Zn(II) ions from chloride solution were extracted into the organic phase containing di-(2-ethylhexyl) phosphoric acid (D2EHPA) extractant.
Mehdi Asadollahzadeh   +3 more
doaj   +1 more source

Application of Grey-Taguchi method for optimizing acid leaching step in Zircon alkali fusion process [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2020
Alkali fusion with NaOH is the most commonly used method for the extraction of zirconium from zircon sand. In the alkali fusion process, the acid leaching step has a great influence on the zirconium recovery and purity of the final product. In this study,
A. Yadollahi   +3 more
doaj   +1 more source

Analysis of Variance for Item Differences in Verification Data with Unknown Groups

open access: yesScience and Technology of Nuclear Installations, 2019
For sequentially collected data, this paper introduces a lag-one differencing method to estimate the random error standard deviation δR and then uses the estimate δ^R to calculate a change detection threshold in a moving window method to detect shifts in
T. Burr, K. Martin, C. Norman, K. Zhao
doaj   +1 more source

Drive Cycle Optimisation for Pollution Reduction [PDF]

open access: yes, 2015
Green house gas emissions have abraded environmental quality for human existence. Automobile exhaust is a significant contributor globally to green house gases, among other contributors.
Alghadhi, M.   +16 more
core   +1 more source

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

Unlocking the potential of cell‐permeable nanobodies for intracellular applications

open access: yesFEBS Letters, EarlyView.
This review outlines current strategies for delivery of nanobodies into cells and highlights recent examples of functional applications. By addressing and manipulating intracellular targets, these molecules hold great potential for treating cancer, respiratory diseases and neurological disorders, making this a vibrant area of research in the biomedical
Mariona Gené‐Verdés   +2 more
wiley   +1 more source

RETRACTED ARTICLE: Multivariate optimization of removing of cobalt(II) with an efficient aminated-GMA polypropylene adsorbent by induced-grafted polymerization under simultaneous gamma-ray irradiation

open access: yesScientific Reports, 2021
Nowadays, radiation grafting polymer adsorbents have been widely developed due to their advantages, such as low operating cost, high efficiency. In this research, glycidyl methacrylate monomers were grafted on polypropylene polymer fibers by simultaneous
Fatemeh Maleki   +4 more
doaj   +1 more source

Comparing the paths of Hedgehog release in artificial and natural settings

open access: yesFEBS Letters, EarlyView.
Hh morphogens require solubilization factors to overcome their tight association with the plasma membrane and signal to distant cells, but the precise functions of these factors are controversial. Here, we use published in vivo observations as the most relevant evidence to test their suggested functions and discuss contradictions and gaps between in ...
Janna Puschmann, Kay Grobe
wiley   +1 more source

Studies on thermal decomposition of sodium hydride in liquid sodium for cold trap regeneration

open access: yesNuclear Engineering and Technology
Cold traps (CT) are the integral part of liquid sodium coolant circuits of sodium-cooled fast reactors that control hydrogen and oxygen impurities within the threshold levels.
N. Murugesan   +4 more
doaj   +1 more source

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