Results 131 to 140 of about 45,497 (307)

System for monitoring and controlling unit operations that include distillation [PDF]

open access: yes, 2009
Fluid sensor methods and systems adapted for monitoring and/or controlling distillation operations in fluidic systems, such as bath distillation operations or continuous distillation operations, are disclosed.
Bennett, James   +6 more
core  

Optimization of Microfibrillated and Nanofibrillated Cellulose Coating to Improve Performance of Paperboard Intended for Food Packaging Applications

open access: yesPackaging Technology and Science, EarlyView.
This study aims to optimise the application methods of a biobased suspension of micro/nano cellulose fibrils from agro‐biomass subjected to high‐pressure homogenisation. Two methods were selected, bar coating (BC) and spray coating (SC), and were tested using an LF factorial design with 3 levels and 2 factors.
Andrea Feroce   +2 more
wiley   +1 more source

A Comprehensive Review of Adsorbents for Rare Earth Separation: Design, Synthesis, Adsorption Performance, and Mechanisms

open access: yesRare Metals, EarlyView.
ABSTRACT Rare earth elements (REEs) play an irreplaceable role in modern technology and industry. However, due to the highly similar physicochemical properties among REEs, their separation remains a significant challenge. Additionally, REEs often exist in low‐concentration solutions, making efficient REE recovery an urgent task.
Miao‐Miao Huang   +6 more
wiley   +1 more source

Diffusion of N2/CH4/CO2 in Heptane-Containing Nanoblind Ends

open access: yesEnergies
The prevalence of micropores and nanopores in low-permeability reservoirs is a cause for concern, as it results in a sizeable quantity of oil reserves being trapped within them.
Yiran Wang   +3 more
doaj   +1 more source

Illicit Drug‐Derived Volatile Organic Compounds as Markers for Application in Noncontact Detection Technology

open access: yesThe Chemical Record, EarlyView.
This review highlights the characteristic odor markers of illicit drugs, emphasizing volatile markers from both natural and synthetic sources, and explores the shift from canine‐based detection to emerging noncontact sensing technologies. Illicit drug use remains a global concern, requiring effective detection methods to counter evolving concealment ...
Minwoo Kim   +4 more
wiley   +1 more source

Olefin Polymerizations Oriented by Rational Designs of Group‐13 Compounds

open access: yesThe Chemical Record, EarlyView.
In coordination olefin polymerization chemistry, boron and aluminum compounds play important roles in both catalyst components and monomers. This personal account introduces our recent progress on the development of catalyst systems featured by the design of group‐13 counteranions, as well as the application of boronic acid‐crosslinked polyolefins to ...
Ryo Tanaka, Yu Zou
wiley   +1 more source

Flame spreading and burning of high- and low-flash point fuels under compressed air foam suppression

open access: yesCase Studies in Thermal Engineering
Firefighting foam has been widely used as an efficient and clean agent for extinguishing liquid fires. In this work, the flame spreading and burning of 0# diesel and n-heptane fuels were suppressed using pre discharged compressed air foam (half coverage ...
Fengyuan Tian   +7 more
doaj   +1 more source

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