Results 171 to 180 of about 45,497 (307)

Droplet vaporization with liquid heat conduction Final report [PDF]

open access: yes
Mathematical model for droplet vaporization with liquid heat ...
Agosta, V. D., Hammer, S. S.
core   +1 more source

Research Octane Number Improvement of Iraqi Gasoline by Adsorption of n-Paraffins Using Zeolite Molecular Sieves

open access: yesIraqi Journal of Chemical and Petroleum Engineering, 2014
This study focused on the improvement of the quality of gasoline and enhancing its octane number by the reduction of n-paraffins using zeolite 5A. This study was made using batch and continuous mode.
Nada Sadoon Ahmedzeki   +1 more
doaj  

Formulation reproducing the ignition delays simulated by a detailed mechanism: Application to n-heptane combustion

open access: green, 2008
B. Imbert   +4 more
openalex   +2 more sources

Systematic Comparison of Homogeneous Catalyst Recycling Strategies: Organic Solvent Nanofiltration vs. Liquid‐Liquid‐Multiphase

open access: yesChemistry – A European Journal, Volume 32, Issue 6, 9 February 2026.
Key performance metrics, including hexene conversion rates and catalyst leaching, were evaluated over extended continuous operation periods. Results demonstrated that the OSN method significantly outperformed the multiphasic system, maintaining hexene conversion at 83% after 76 h compared to a decline to 72% in the multiphasic setup after 36 h ...
Sven Störtte   +4 more
wiley   +1 more source

Study of Uncatalyzed and Micellar‐Catalyzed Oxidative Degradation of Amoxicillin by Colloidal MnO2: Experimental Optimization and Mechanistic Aspects

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 5, 7 February 2026.
The absorption spectra of amoxicillin degradation by colloidal MnO2 in the presence and absence of surfactants. Herein, the oxidative degradation of amoxicillin (AMX) by water‐soluble colloidal MnO2 is investigated spectrophotometrically at 298 K in both uncatalyzed and nonionic micellar‐catalyzed media (Triton X‐100 and Brij‐35).
Neelam Sen   +4 more
wiley   +1 more source

Hydrocarbons identified in extracts from estuarine water accommodated no. 2 fuel oil by gas chromatography-mass spectrometry [PDF]

open access: yes
Results are presented on a computerized gas chromatograph-mass spectrometer analysis of methylene chloride and n-heptane extracts of a No. 2 fuel oil accommodated estuarine water sample.
Bieri, R. H.   +2 more
core   +1 more source

Preparation and Structure of Meta‐Hydroxy‐Substituted Aryliodonium Salts: New Structural Type of Phenol‐Derived Hypervalent Iodine Compounds

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 5, 7 February 2026.
The previously unknown meta‐hydroxy‐substituted aryliodonium salts were prepared by a two‐step one‐pot synthesis from 3‐acetoxy‐1‐[(diacetoxy)iodo]arenes and arylboronic acids. This procedure works well with halogen‐, methyl‐, methoxycarbonyl‐, or methoxy‐substituted arylboronic acids as well as naphthalenylboronic acids, phenanthren‐9‐ylboronic acid ...
Akira Yoshimura   +8 more
wiley   +1 more source

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