Asphaltenes: Separations, structural analysis and applications

P Zuo, S Qu, W Shen - Journal of Energy Chemistry, 2019 - Elsevier
Asphaltenes, complex aromatic compounds from various carbonaceous sources, could be
obtained by solvent dissolution, filtration and adsorption. It was difficult to clarify the …

Petroleomics: tools, challenges, and developments

DC Palacio Lozano, MJ Thomas… - Annual Review of …, 2020 - annualreviews.org
The detailed molecular characterization of petroleum-related samples by mass
spectrometry, often referred to as petroleomics, continues to present significant analytical …

Advances in asphaltene petroleomics. Part 3. Dominance of island or archipelago structural motif is sample dependent

ML Chacón-Patiño, SM Rowland, RP Rodgers - Energy & Fuels, 2018 - ACS Publications
Asphaltene structure is one of the most controversial topics in petroleum chemistry. The
controversy is centered on the organization of aromatic cores within asphaltene molecules …

A review on novel applications of asphaltenes: A valuable waste

M Kamkar, G Natale - Fuel, 2021 - Elsevier
Asphaltene is the most complex component of crude oil, consisting of various molecular
structures, eg, different molecular weights and number of rings per fused-ring system (or …

Toward molecular characterization of asphaltene from different origins under different conditions by means of FT-IR spectroscopy

I Zojaji, A Esfandiarian, J Taheri-Shakib - Advances in Colloid and Interface …, 2021 - Elsevier
Asphaltene is one of the polar and heavy fractions of crude oil that is complex from a
molecular perspective. For this reason, the interaction between asphaltene molecules and …

In-depth characterization of light, medium and heavy oil asphaltenes as well as asphaltenes subfractions

M Salehzadeh, MM Husein, C Ghotbi, B Dabir… - Fuel, 2022 - Elsevier
Asphaltenes, and their related issues, have been the focus of many literature investigations.
However, in-depth analysis of asphaltenes structure and its relation to asphaltenes stability …

Recent developments in atmospheric pressure photoionization‐mass spectrometry

TJ Kauppila, JA Syage, T Benter - Mass spectrometry reviews, 2017 - Wiley Online Library
Recent developments in atmospheric pressure photoionization (APPI), which is one of the
three most important ionization techniques in liquid chromatography‐mass spectrometry, are …

Lessons learned from a decade-long assessment of asphaltenes by ultrahigh-resolution mass spectrometry and implications for complex mixture analysis

ML Chacon-Patino, MR Gray, C Rüger… - Energy & …, 2021 - ACS Publications
Recent advances in instrumentation for high-field Fourier transform ion cyclotron resonance
mass spectrometry (FT-ICR MS) have enabled access to∼ 70 000 unique molecular …

Characterization of nonvolatile polar compounds from Brazilian oils by electrospray ionization with FT-ICR MS and Orbitrap-MS

G Vanini, TA Barra, LM Souza, NCL Madeira… - Fuel, 2020 - Elsevier
Among the different types of available high-resolution mass spectrometers, Fourier transform
ion cyclotron resonance mass spectrometry (FT-ICR MS) and Orbitrap-MS are important …

[HTML][HTML] Fractionation and characterization of petroleum asphaltene: focus on metalopetroleomics

F Zheng, Q Shi, GS Vallverdu, P Giusti, B Bouyssiere - Processes, 2020 - mdpi.com
Asphaltenes, as the heaviest and most polar fraction of petroleum, have been characterized
by various analytical techniques. A variety of fractionation methods have been carried out to …