Fractionation and Characterization of Petroleum Asphaltene: Focus on Metalopetroleomics

Microwave-assisted Petroporphyrin Release from Asphaltene Aggregates in Polar Solvents

(2020) Shiguang Fan et al.   ENERGY & FUELS

Role of the porphyrins and demulsifiers in the aggregation process of asphaltenes at water/oil interfaces under desalting conditions: a molecular dynamics study

(2020) H. Santos Silva et al.   Petroleum Science

Petroleomics: Tools, Challenges, and Developments

(2020) Diana Catalina Palacio Lozano et al.   Annual Review of Analytical Chemistry

Advances in Asphaltene Petroleomics. Part 4. Compositional Trends of Solubility Subfractions Reveal that Polyfunctional Oxygen-Containing Compounds Drive Asphaltene Chemistry

(2020) Martha L. Chacón-Patiño et al.   ENERGY & FUELS

A comprehensive review on the recent advances on the petroleum asphaltene aggregation

(2019) Zeeshan Rashid et al.   JOURNAL OF PETROLEUM SCIENCE AND ENGINEERING

Molecular-Level Characterization of Asphaltenes Isolated from Distillation Cuts

(2019) Amy M. McKenna et al.   ENERGY & FUELS

Asphaltene aggregation studied by molecular dynamics simulations: role of the molecular architecture and solvents on the supramolecular or colloidal behavior

(2019) H. Santos Silva et al.   Petroleum Science

Elucidating the Geometric Substitution of Petroporphyrins by Spectroscopic Analysis and Atomic Force Microscopy Molecular Imaging

(2019) Yunlong Zhang et al.   ENERGY & FUELS

Experimental and mathematical model evaluation of asphaltene fractionation based on adsorption in porous media: Dolomite reservoir rock

(2019) Jaber Taheri-Shakib et al.   FUEL

Experimental and mathematical model evaluation of asphaltene fractionation based on adsorption in porous media: Part 1. calcite reservoir rock

(2019) Jaber Taheri-Shakib et al.   JOURNAL OF PETROLEUM SCIENCE AND ENGINEERING

Molecular characterization of polar heteroatom species in oilsands bitumen-derived vacuum residue fractions by Fourier transform ion cyclotron resonance mass spectrometry

(2019) Fang Zheng et al.   Petroleum Science

Simplification of Heavy Matrices by Liquid–Solid Extraction: Part II—How to Separate the LMW, MMW, and HMW Compounds in Asphaltene Fractions for V, Ni, and S Compounds

(2019) German Gascon et al.   ENERGY & FUELS

Molecular Structure and Solubility Determination of Asphaltenes

(2019) Salim Ok et al.   ENERGY & FUELS

Quantitative Modeling of Formation of Asphaltene Nanoaggregates

(2019) Murray R. Gray et al.   ENERGY & FUELS

A comprehensive review of asphaltene deposition in petroleum reservoirs: Theory, challenges, and tips

(2019) Sepideh Alimohammadi et al.   FUEL

NMR Spectroscopy Analysis of Asphaltenes

(2019) Salim Ok et al.   ENERGY & FUELS

Speciation of sulphur in asphaltenes and resins from Argentinian petroleum by using XANES spectroscopy

(2019) Yanina B. Bava et al.   FUEL

Kinetics of asphaltene precipitation/aggregation from diluted crude oil

(2019) J.A. Duran et al.   FUEL

On the development of experimental methods to determine the rates of asphaltene precipitation, aggregation, and deposition

(2019) Shayan Enayat et al.   FUEL

Solvent-dependent recovery characteristic and asphaltene deposition during solvent extraction of heavy oil

(2019) Xuesong Li et al.   FUEL

Asphaltene fractionation based on adsorption onto calcium carbonate: Part 3. Effect of asphaltenes on wax crystallization

(2018) Jost Ruwoldt et al.   COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS

18th International Conference on Petroleum Phase Behavior and Fouling

(2018) Pierre Giusti et al.   ENERGY & FUELS

Simultaneous Detection of Vanadyl, Nickel, Iron, and Gallium Porphyrins in Marine Shales from the Eagle Ford Formation, South Texas

(2018) Fang Zheng et al.   ENERGY & FUELS

A comprehensive study of asphaltene fractionation based on adsorption onto calcite, dolomite and sandstone

(2018) Jaber Taheri-Shakib et al.   JOURNAL OF PETROLEUM SCIENCE AND ENGINEERING

Structure of Asphaltenes during Precipitation Investigated by Ultra-Small-Angle X-ray Scattering

(2018) Yuan Yang et al.   LANGMUIR

Effect of Chemical Inhibitors on Asphaltene Precipitation and Morphology Using Ultra-Small-Angle X-ray Scattering

(2018) Manaf Ismail et al.   ENERGY & FUELS

Impact of H-Bonds and Porphyrins on Asphaltene Aggregation As Revealed by Molecular Dynamics Simulations

(2018) H. Santos Silva et al.   ENERGY & FUELS

Evidence of naturally-occurring vanadyl porphyrins containing multiple S and O atoms

(2018) Kuangnan Qian et al.   FUEL

Dissolution and suspension of asphaltenes with ionic liquids

(2018) Ce Zheng et al.   FUEL

On the molecular basis of aggregation and stability of Colombian asphaltenes and their subfractions

(2018) Lina R. Morantes et al.   FUEL

Determining the flocculation point of asphaltenes combining ultrasound and electrochemical impedance spectroscopy

(2018) Jorge Moncada et al.   FUEL

Sensitivity of Asphaltene Aggregation toward the Molecular Architecture under Desalting Thermodynamic Conditions

(2017) H. Santos Silva et al.   ENERGY & FUELS

Size Distributions of Sulfur, Vanadium, and Nickel Compounds in Crude Oils, Residues, and Their Saturate, Aromatic, Resin, and Asphaltene Fractions Determined by Gel Permeation Chromatography Inductively Coupled Plasma High-Resolution Mass Spectrometry

(2017) German Gascon et al.   ENERGY & FUELS

Characterization of Asphaltenes Precipitated at Different Solvent Power Conditions Using Atmospheric Pressure Photoionization (APPI) and Laser Desorption Ionization (LDI) Coupled to Fourier Transform Ion Cyclotron Resonance Mass Spectrometry (FT-ICR MS)

(2017) Matthias Witt et al.   ENERGY & FUELS

High-Field Orbitrap Mass Spectrometry and Tandem Mass Spectrometry for Molecular Characterization of Asphaltenes

(2017) Leonard Nyadong et al.   ENERGY & FUELS

Using Atomic Force Microscopy To Detect Asphaltene Colloidal Particles in Crude Oils

(2017) Lia Beraldo da Silveira Balestrin et al.   ENERGY & FUELS

Reversibility of Asphaltene Aggregation As Revealed by Magnetic Resonance Imaging in Situ

(2017) Evgeny V. Morozov et al.   ENERGY & FUELS

Simulation of Asphaltene Aggregation through Molecular Dynamics: Insights and Limitations

(2017) T. F. Headen et al.   ENERGY & FUELS

The role of metalloporphyrins on the physical-chemical properties of petroleum fluids

(2017) Hugo Santos Silva et al.   FUEL

Development of a chromatographic methodology for the separation and quantification of V, Ni and S compounds in petroleum products

(2017) Vicmary Vargas et al.   FUEL PROCESSING TECHNOLOGY

Differentiation of heavy oils according to the vanadium and nickel content in asphaltenes and resins

(2017) M. R. Yakubov et al.   PETROLEUM CHEMISTRY

Asphaltene fractionation based on adsorption onto calcium carbonate: Part 1. Characterization of sub-fractions and QCM-D measurements

(2016) Sreedhar Subramanian et al.   COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS

Atmospheric Pressure Photoionization Coupled to Fourier Transform Ion Cyclotron Resonance Mass Spectrometry To Characterize Asphaltene Deposit Solubility Fractions: Comparison to Bulk Properties

(2016) Estrella Rogel et al.   ENERGY & FUELS

Study of the Aggregation of Metal Complexes with Asphaltenes Using Gel Permeation Chromatography Inductively Coupled Plasma High-Resolution Mass Spectrometry

(2016) Sara Gutierrez Sama et al.   ENERGY & FUELS

Single-Core PAHs in Petroleum- and Coal-Derived Asphaltenes: Size and Distribution from Solid-State NMR Spectroscopy and Optical Absorption Measurements

(2016) R. Dutta Majumdar et al.   ENERGY & FUELS

Molecular Dynamics Study of Nanoaggregation in Asphaltene Mixtures: Effects of the N, O, and S Heteroatoms

(2016) Hugo Santos Silva et al.   ENERGY & FUELS

New Answers to the Optical Interrogation of Asphaltenes: Complex States of Primary Aggregates from Steady-State Fluorescence Studies

(2016) Igor N. Evdokimov et al.   ENERGY & FUELS

Fractionation of Asphaltene by Adsorption onto Silica and Chemical Characterization by Atmospheric Pressure Photoionization Fourier Transform Ion Cyclotron Resonance Mass Spectrometry, Fourier Transform Infrared Spectroscopy Coupled to Attenuated Total Reflectance, and Proton Nuclear Magnetic Resonance

(2016) Priscila T. H. Nascimento et al.   ENERGY & FUELS

Asphaltene content by the in-line filtration method

(2016) Estrella Rogel et al.   FUEL

The characterization of metal complexes in typical Kuwait atmospheric residues using both GPC coupled with ICP–MS and HT GC–AED

(2016) Joo-Il Park et al.   JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY

Understanding the atmospheric pressure ionization of petroleum components: The effects of size, structure, and presence of heteroatoms

(2016) Anna Katarina Huba et al.   SCIENCE OF THE TOTAL ENVIRONMENT

Probing Flocculant-Induced Asphaltene Precipitation via NMR Imaging: from Model Toluene-Asphaltene Systems to Natural Crude Oils

(2015) E. V. Morozov et al.   APPLIED MAGNETIC RESONANCE

Solid-State 1H and 13C Nuclear Magnetic Resonance Spectroscopy of Athabasca Oil Sands Asphaltenes: Evidence for Interlocking π-Stacked Nanoaggregates with Intercalated Alkyl Side Chains

(2015) R. Dutta Majumdar et al.   ENERGY & FUELS

Characterization of Asphaltene Fractions: Distribution, Chemical Characteristics, and Solubility Behavior

(2015) Estrella Rogel et al.   ENERGY & FUELS

Comparing asphaltenes: Deposit versus crude oil

(2015) Estrella Rogel et al.   FUEL

Chemical Visualization of Asphaltenes Aggregation Processes Studied in Situ with ATR-FTIR Spectroscopic Imaging and NMR Imaging

(2015) Anton A. Gabrienko et al.   Journal of Physical Chemistry C

Unraveling the Molecular Structures of Asphaltenes by Atomic Force Microscopy

(2015) Bruno Schuler et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Aggregation of asphaltene model compounds using a porphyrin tethered to a carboxylic acid

(2015) Matthias Schulze et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Molecular Weight and Aggregation of Heavy Petroleum Fractions Measured by Vapor Pressure Osmometry and a Hindered Stepwise Aggregation Model

(2014) Linzhou Zhang et al.   ENERGY & FUELS

Polycyclic Aromatic Hydrocarbons (PAHs) in Ambient Aerosols from Beijing: Characterization of Low Volatile PAHs by Positive-Ion Atmospheric Pressure Photoionization (APPI) Coupled with Fourier Transform Ion Cyclotron Resonance

(2014) Bin Jiang et al.   ENVIRONMENTAL SCIENCE & TECHNOLOGY

FT-ICR MS analysis of asphaltenes: Asphaltenes go in, fullerenes come out

(2014) Thieres M.C. Pereira et al.   FUEL

A comprehensive study on mechanism of formation and techniques to diagnose asphaltene structure; molecular and aggregates: a review

(2014) Z. Hosseini-Dastgerdi et al.   Asia-Pacific Journal of Chemical Engineering

New Vanadium Compounds in Venezuela Heavy Crude Oil Detected by Positive-ion Electrospray Ionization Fourier Transform Ion Cyclotron Resonance Mass Spectrometry

(2014) Xu Zhao et al.   Scientific Reports

Aromatic Interactions

(2013) Marcey L. Waters   ACCOUNTS OF CHEMICAL RESEARCH

Validation of the Yen–Mullins Model of Athabasca Oil-Sands Asphaltenes using Solution-State 1H NMR Relaxation and 2D HSQC Spectroscopy

(2013) R. Dutta Majumdar et al.   ENERGY & FUELS

Separation and Characterization of Vanadyl Porphyrins in Venezuela Orinoco Heavy Crude Oil

(2013) Xu Zhao et al.   ENERGY & FUELS

On the Size Distribution of Self-Associated Asphaltenes

(2013) H. W. Yarranton et al.   ENERGY & FUELS

Characterization and analysis of vanadium and nickel species in atmospheric residues

(2013) Taegon Kim et al.   FUEL

Effect of Asphaltene Structure on Association and Aggregation Using Molecular Dynamics

(2013) Mohammad Sedghi et al.   JOURNAL OF PHYSICAL CHEMISTRY B

Effects of experimental conditions on the molecular composition of maltenes and asphaltenes derived from oilsands bitumen: Characterized by negative-ion ESI FT-ICR MS

(2013) LiTao Wang et al.   Science China-Chemistry

Separation and characterization of petroleum asphaltene fractions by ESI FT-ICR MS and UV-vis spectrometer

(2013) ShanShan Wang et al.   Science China-Chemistry

Separation of Asphaltenes by Reversed-Phase Liquid Chromatography with Fraction Characterization

(2012) Thomas N. Loegel et al.   ENERGY & FUELS

Modeling of Asphaltenes: Assessment of Sensitivity of 13C Solid State NMR to Molecular Structure

(2012) Shyam Badu et al.   ENERGY & FUELS

Characterization of Saturates, Aromatics, Resins, and Asphaltenes Heavy Crude Oil Fractions by Atmospheric Pressure Laser Ionization Fourier Transform Ion Cyclotron Resonance Mass Spectrometry

(2012) Andras Gaspar et al.   ENERGY & FUELS

Application of Saturates, Aromatics, Resins, and Asphaltenes Crude Oil Fractionation for Detailed Chemical Characterization of Heavy Crude Oils by Fourier Transform Ion Cyclotron Resonance Mass Spectrometry Equipped with Atmospheric Pressure Photoionization

(2012) Yunju Cho et al.   ENERGY & FUELS

Advances in Asphaltene Science and the Yen–Mullins Model

(2012) Oliver C. Mullins et al.   ENERGY & FUELS

Molecular Characterization of Polar Heteroatom Species in Venezuela Orinoco Petroleum Vacuum Residue and Its Supercritical Fluid Extraction Subfractions

(2012) Linzhou Zhang et al.   ENERGY & FUELS

Elucidation of the functional sulphur chemical structure in asphaltenes using first principles and deconvolution of mid-infrared vibrational spectra

(2012) Roberto Rodrigues Coelho et al.   FUEL PROCESSING TECHNOLOGY

Asphaltenes Precipitated by a Two-Step Precipitation Procedure. 2. Physical and Chemical Characteristics

(2011) Martin Fossen et al.   ENERGY & FUELS

Characterization of Heavy Crude Oils, Their Fractions, and Hydrovisbroken Products by the Asphaltene Solubility Fraction Method

(2011) Cesar Ovalles et al.   ENERGY & FUELS

Comparison of Coal-Derived and Petroleum Asphaltenes by13C Nuclear Magnetic Resonance, DEPT, and XRS

(2011) A. Ballard Andrews et al.   ENERGY & FUELS

Effect of Temperature on the Precipitation Kinetics of Asphaltenes

(2011) Tabish Maqbool et al.   ENERGY & FUELS

Supramolecular Assembly Model for Aggregation of Petroleum Asphaltenes

(2011) Murray R. Gray et al.   ENERGY & FUELS

Density Functional Theory Investigation of the Contributions of π–π Stacking and Hydrogen-Bonding Interactions to the Aggregation of Model Asphaltene Compounds

(2011) Leonardo M. da Costa et al.   ENERGY & FUELS

Insight into Asphaltene Nanoaggregate Structure Inferred by Small Angle Neutron and X-ray Scattering

(2011) Joëlle Eyssautier et al.   JOURNAL OF PHYSICAL CHEMISTRY B

Atmospheric pressure laser ionization (APLI) coupled with Fourier transform ion cyclotron resonance mass spectrometry applied to petroleum samples analysis: comparison with electrospray ionization and atmospheric pressure photoionization methods

(2011) Saroj K. Panda et al.   RAPID COMMUNICATIONS IN MASS SPECTROMETRY

Asphaltene Determinator Method for Automated On-Column Precipitation and Redissolution of Pericondensed Aromatic Asphaltene Components†

(2010) John F. Schabron et al.   ENERGY & FUELS

Characterization of Maya Crude Oil Maltenes and Asphaltenes in Terms of Structural Parameters Calculated from Nuclear Magnetic Resonance (NMR) Spectroscopy and Laser Desorption−Mass Spectroscopy (LD−MS)

(2010) T. J. Morgan et al.   ENERGY & FUELS

Chemistry and Association of Vanadium Compounds in Heavy Oil and Bitumen, and Implications for Their Selective Removal†

(2010) Greg P. Dechaine et al.   ENERGY & FUELS

Characterization of Heteroatom Compounds in a Crude Oil and Its Saturates, Aromatics, Resins, and Asphaltenes (SARA) and Non-basic Nitrogen Fractions Analyzed by Negative-Ion Electrospray Ionization Fourier Transform Ion Cyclotron Resonance Mass Spectrometry

(2010) Quan Shi et al.   ENERGY & FUELS

The Modified Yen Model†

(2010) Oliver C. Mullins   ENERGY & FUELS

Fractionation and speciation of nickel and vanadium in crude oils by size exclusion chromatography-ICP MS and normal phase HPLC-ICP MS

(2010) Guilhem Caumette et al.   JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY

Computational and Experimental Study of the Structure, Binding Preferences, and Spectroscopy of Nickel(II) and Vanadyl Porphyrins in Petroleum

(2010) Stanislav R. Stoyanov et al.   JOURNAL OF PHYSICAL CHEMISTRY B

Enrichment, Resolution, and Identification of Nickel Porphyrins in Petroleum Asphaltene by Cyclograph Separation and Atmospheric Pressure Photoionization Fourier Transform Ion Cyclotron Resonance Mass Spectrometry

(2009) Kuangnan Qian et al.   ANALYTICAL CHEMISTRY

Characterization of Canadian Heavy Oils Using Sequential Extraction Approach

(2009) Abdel M. Kharrat   ENERGY & FUELS

Determination of Asphaltenes in Crude Oil and Petroleum Products by the on Column Precipitation Method

(2009) Estrella Rogel et al.   ENERGY & FUELS

Identification of Vanadyl Porphyrins in a Heavy Crude Oil and Raw Asphaltene by Atmospheric Pressure Photoionization Fourier Transform Ion Cyclotron Resonance (FT-ICR) Mass Spectrometry

(2009) Amy M. McKenna et al.   ENERGY & FUELS

Asphaltene Cross-flow Membrane Ultrafiltration on a Preparative Scale and Feedstock Reconstitution Method

(2009) J. Marques et al.   Oil & Gas Science and Technology-Revue d IFP Energies nouvelles

Molecular Weight Determination of Asphaltenes from Colombian Crudes by Size Exclusion Chromatography (SEC) and Vapor Pressure Osmometry (VPO)

(2009) A. Guzman et al.   PETROLEUM SCIENCE AND TECHNOLOGY

A Critique of Asphaltene Fluorescence Decay and Depolarization-Based Claims about Molecular Weight and Molecular Architecture

(2008) Otto P. Strausz et al.   ENERGY & FUELS

Contrasting Perspective on Asphaltene Molecular Weight. This Comment vs the Overview of A. A. Herod, K. D. Bartle, and R. Kandiyoti

(2008) Oliver C. Mullins et al.   ENERGY & FUELS

Solution Properties of Asphaltenes

(2008) Loïc Barré et al.   LANGMUIR

Asphaltenes Size Polydispersity Reduction by Nano- and Ultrafiltration Separation Methods – Comparison with the Flocculation Method

(2008) J. Marques et al.   Oil & Gas Science and Technology-Revue d IFP Energies nouvelles

Petroleomics: Chemistry of the underworld

(2008) A. G. Marshall et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Observation of vanadyl porphyrins and sulfur-containing vanadyl porphyrins in a petroleum asphaltene by atmospheric pressure photonionization Fourier transform ion cyclotron resonance mass spectrometry

(2008) Kuangnan Qian et al.   RAPID COMMUNICATIONS IN MASS SPECTROMETRY

Pyrene Derivatives of 2,2′-Bipyridine as Models for Asphaltenes: Synthesis, Characterization, and Supramolecular Organization†

(2007) Xiaoli Tan et al.   ENERGY & FUELS

On-column precipitation and re-dissolution of asphaltenes in petroleum residua

(2007) John F. Schabron et al.   FUEL