[HTML][HTML] Raman spectroscopy as a tool to determine the thermal maturity of organic matter: Application to sedimentary, metamorphic and structural geology

DG Henry, I Jarvis, G Gillmore, M Stephenson - Earth-Science Reviews, 2019 - Elsevier
Raman spectrometry is a rapid, non-destructive alternative to conventional tools employed
to assess the thermal alteration of organic matter (OM). Raman may be used to determine …

Graptolites as fossil geo-thermometers and source material of hydrocarbons: An overview of four decades of progress

Q Luo, G Fariborz, N Zhong, Y Wang, N Qiu… - Earth-Science …, 2020 - Elsevier
The thermal maturity of lower Paleozoic graptolite-bearing marine sediments, which host
many hydrocarbon deposits worldwide, has long been difficult to determine due to the …

NMR relaxometry a new approach to detect geochemical properties of organic matter in tight shales

S Khatibi, M Ostadhassan, ZH Xie, T Gentzis, B Bubach… - Fuel, 2019 - Elsevier
Understanding organic matter properties in terms of maturity and production potential are
crucial for the initial assessment of unconventional plays. This is important since the amount …

Controls of marine shale gas accumulation in the eastern periphery of the Sichuan Basin, South China

Z Xi, S Tang, S Zhang, GG Lash, Y Ye - International Journal of Coal …, 2022 - Elsevier
This study examines the mechanisms that most influenced the accumulation of shale gas
deposits of the Lower Cambrian Niutitang, Upper Ordovician Wufeng, and Lower Silurian …

Understanding organic matter heterogeneity and maturation rate by Raman spectroscopy

S Khatibi, M Ostadhassan, P Hackley, D Tuschel… - International Journal of …, 2019 - Elsevier
Solid organic matter (OM) in sedimentary rocks produces petroleum and solid bitumen when
it undergoes thermal maturation. The solid OM is a 'geomacromolecule', usually …

Petroleum system assessment of the Beni Suef Basin, Western Desert, Egypt

S Farouk, M Arafat, MS Fagelnour, K Al-Kahtany… - Journal of African Earth …, 2024 - Elsevier
Within the northwestern Desert of Egypt, the Beni Suef Basin is one of the most significant
hydrocarbon basins. After over 50 years of exploration and production, the main challenge …

Integrated organic, inorganic geochemical and palynofacies analyses to characterize the paleoenvironment of the Tortonian (Late Miocene) Wakar Formation …

AF El-Moghazy, AS Deaf, NAA Edress - Marine and Petroleum Geology, 2023 - Elsevier
Abstract The subsurface Wakar Formation (Fm) has been identified in all wells of the
offshore concessions in the eastern Mediterranean in Egypt. This formation is important …

Molecular weight variations of kerogen during maturation with MALDI-TOF-MS

H Lee, A Abarghani, B Liu, M Shokouhimehr… - Fuel, 2020 - Elsevier
Kerogen is an amorphous organic matter (AOM) in fine grain sediments, which produces
petroleum and other byproducts when subjected to adequate pressure and temperature …

TGA and elemental analysis of type II kerogen from the Bakken supported by HRTEM

M Safaei-Farouji, M Jafari, A Semnani, T Gentzis… - Journal of Natural Gas …, 2022 - Elsevier
In this study, non-isothermal thermogravimetric analysis was conducted on three samples
taken from the Bakken Formation at one heating rate (10° C/min). Based on the TGA …

Structural Evolution of Organic Matter in Deep Shales by Spectroscopy (1H and 13C Nuclear Magnetic Resonance, X-ray Photoelectron Spectroscopy, and Fourier …

H Lee, N Oncel, B Liu, A Kukay, F Altincicek… - Energy & …, 2020 - ACS Publications
Amorphous organic matter in geomaterials also known as kerogen undergoes significant
alteration in chemical structure during thermal maturation, which is characterized using a …