Carbon isotopic composition and organic petrography of thermally metamorphosed Antarctic coal: implications for evaluation of δ13Corg excursions in paleo …
MM Sanders, SM Rimmer, HD Rowe - International Journal of Coal …, 2023 - Elsevier
Large, globally documented negative δ 13 C excursions that occur across the Permian-
Triassic transition are thought to represent the isotopic fingerprint of considerable releases …
Triassic transition are thought to represent the isotopic fingerprint of considerable releases …
[HTML][HTML] Transformation of organic to inorganic nitrogen in NH4+-illite-bearing and Ga-Al-REE-rich bituminous coals: Evidence from nitrogen isotopes and …
Nitrogen is one of the most important elements and mainly occurs as organic forms in coal,
and in a few cases, in an inorganic form. Organic nitrogen in coal is mainly derived from the …
and in a few cases, in an inorganic form. Organic nitrogen in coal is mainly derived from the …
Lower Permian Gondwana sequence of Rajhara (Daltonganj Coalfield), Damodar Basin, India: floristic and geochemical records and their implications on marine …
SSK Pillai, MC Manoj, RP Mathews, S Murthy… - Environmental …, 2023 - Springer
Early Permian floral diversity and palaeodepositional environment of the Lower Permian
Rajhara sequence of Damodar Basin have been studied based on mega-, microfossil and …
Rajhara sequence of Damodar Basin have been studied based on mega-, microfossil and …
Organic petrography and stable isotopic characteristics of Permian Talcher coal, India: Implications on depositional environment
The depositional environment of coal generally controls its chemical composition, physical
properties, and utilization potential. Therefore, the present study investigates the …
properties, and utilization potential. Therefore, the present study investigates the …
The impact of seasonality and meteorological conditions on PM2. 5 carbonaceous fractions coupled with carbon isotope analysis: Advantages, weaknesses and …
M Górka, A Trzyna, A Lewandowska… - Atmospheric …, 2023 - Elsevier
PM 2.5 samples were collected from October 2020 to September 2021 in Legnica in the
Lower Silesia Voivodeship (SW Poland), where environmental guidelines are often …
Lower Silesia Voivodeship (SW Poland), where environmental guidelines are often …
[HTML][HTML] The origin of GHG's emission from self-heating coal waste dump: Atmogeochemical interactions and environmental implications
The aim of this work was to analyse the origin of the exhaust gases containing large amount
of carbon dioxide (CO 2) and methane (CH 4) from self-heating coal waste dump and its …
of carbon dioxide (CO 2) and methane (CH 4) from self-heating coal waste dump and its …
Isotopic and petrographic implications for fire type, temperature and formation of degradosemifusinite in fusain layers from an Early Cretaceous coal bed, Hailar Basin …
OM Moroeng, TA Moore, J Shen, JS Esterle, J Liu - Fuel, 2025 - Elsevier
Fusain in coal or sediments is generally thought to originate from wildfire. In order to test this,
eight fusain layers (1–30 mm thick) were analysed for organic petrography, total carbon …
eight fusain layers (1–30 mm thick) were analysed for organic petrography, total carbon …
Geochemical features of altered carbonaceous mudstones from Troyanovo-3 mine borehole (Maritsa Iztok lignite field, Bulgaria)
Z Milakovska, M Stefanova, G Vladislavov… - International Journal of …, 2022 - Elsevier
We sampled and studied a borehole located in the southern part of Maritsa Iztok lignite field
(Bulgaria) which comprises Late Miocene-Pliocene sediments of Maritsa Formation. The …
(Bulgaria) which comprises Late Miocene-Pliocene sediments of Maritsa Formation. The …
[HTML][HTML] Palaeodepositional environment, implications of Glossopteris flora, and organic matter characteristics from the Lower Permian, Karo Open Cast Mine, East …
SSK Pillai, RA Sebastian, RP Mathews, S Murthy… - Journal of …, 2024 - Elsevier
The present study deals with the Early Permian floral diversity, palaeoenvironment,
palaeoclimate and depositional setting using a multiproxy approach that includes …
palaeoclimate and depositional setting using a multiproxy approach that includes …
New Dinosaur Ichnological, Sedimentological, and Geochemical Data from a Cretaceous High-Latitude Terrestrial Greenhouse Ecosystem, Nanushuk Formation …
The Nanushuk Formation (Albian–Cenomanian) crops out over much of the central and
western North Slope of Alaska, varying from≈ 1500 to≈ 250 m thick from west to northeast …
western North Slope of Alaska, varying from≈ 1500 to≈ 250 m thick from west to northeast …