Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Andrea Gómez-Escudero"'
Publikováno v:
The Family Journal. 29:220-226
Suicidal behavior is a major public health problem that has devastating effects on families. Relevant suicide risk factor identification is a critical component to developing effective suicide assessments and interventions. Suicide risk factors vary
Publikováno v:
Energy & Fuels. 30:8209-8215
Crude oils differ from one another in numerous chemical and physical properties, many of which play an important role in defining their quality and price. Generally, statistical analysis of price differentials has focused on two main properties: dens
Autor:
Fernando A. Rojas-Ruiz, Jorge A. Orrego-Ruiz, Andrea Gómez-Escudero, Álvaro Villar-García, Mayra F. Rueda, Zarith del Pilar Pachón-Contreras
Publikováno v:
Energy & Fuels. 30:4717-4724
In the present work, petroleum sulfonates were obtained from three atmospheric residues (ARs) and characterized by negative-ion electrospray ionization Fourier transform ion cyclotron resonance mass spectrometry [(−) ESI FT-ICR MS], looking for an
Autor:
Martha L. Chacón-Patiño, Marianny Y. Combariza, Jorge A. Orrego-Ruiz, Andrea Gómez-Escudero, Silvia J. Vesga-Martínez, Cristian Blanco-Tirado
Publikováno v:
Energy & Fuels. 30:4550-4561
In this contribution, we use high-resolution mass spectrometry to unveil the molecular composition of occluded compounds inside Colombian asphaltenes macrostructures. We use Soxhlet extraction, with n-heptane, coupled with asphaltene maceration to ob
Autor:
Fernando A. Rojas-Ruiz, Jorge A. Orrego-Ruiz, Zarith del Pilar Pachón-Contreras, Andrea Gómez-Escudero, Álvaro Villar-García
Publikováno v:
Energy & Fuels. 30:2714-2720
Petroleum sulfonates obtained from heavy vacuum gas oil (HVGO) were characterized by negative electrospray ionization Fourier transform ion cyclotron resonance mass spectrometry [(−) ESI FT-ICR MS] to better understand the chemical nature of their
Autor:
Andrea Gómez-Escudero, Jorge A. Orrego-Ruiz, Cristian Blanco-Tirado, Martha L. Chacón-Patiño, Marianny Y. Combariza
Publikováno v:
Energy & Fuels. 29:6330-6341
With heavy crude oil refining on the rise, upgrading strategies are fundamental to yield high-value products. Hydroconversion and thermal cracking are well-established and widely used upgrading processes for heavy oils’ distillation cuts and residu
Publikováno v:
CT&F - Ciencia, Tecnología y Futuro. 6:69-80
The molecular composition of five Medium Vacuum Gas Oils (MVGOs) was studied using 15T Fourier Transform Ion Cyclotron Resonance Mass Spectrometry (FT-ICR MS) coupled with Electrospray Ionization (ESI) and atmospheric pressure photoionization (APPI).
Autor:
Marianny Y. Combariza, Jorge A. Orrego-Ruiz, Martha L. Chacón-Patiño, Cristian Blanco-Tirado, Andrea Gómez-Escudero
Publikováno v:
Energy & Fuels. 29:1323-1331
Asphaltene adsorption properties on mineral surfaces are fundamental to understanding wettability changes in rocks and fluid behavior in reservoirs. In this contribution we report an analytical approach to investigate the molecular features responsib
Publikováno v:
CT&F Ciencia, Tecnología & Futuro, Vol 6, Iss 1, Pp 69-80
The molecular composition of five Medium Vacuum Gas Oils (MVGOs) was studied using 15T Fourier Transform Ion Cyclotron Resonance Mass Spectrometry (FT-ICR MS) coupled with Electrospray Ionization (ESI) and atmospheric pressure photoionization (APPI).
Externí odkaz:
https://doaj.org/article/9989075d4e734a1fa5dca46f52e2a09b