Molecular-level exploration of properties of dissolved organic matter in natural and engineered water systems: A critical review of FTICR-MS application

M Ruan, F Wu, F Sun, F Song, T Li, C He… - Critical Reviews in …, 2023 - Taylor & Francis
Dissolved organic matter (DOM) contains complex molecular compounds that dominate its
heterogeneous dynamics and behaviors in aquatic environments. Fourier transform ion …

Characterization and biogeochemical implications of dissolved organic matter in aquatic environments

H Zhang, Y Zheng, XC Wang, Y Wang… - Journal of Environmental …, 2021 - Elsevier
Dissolved organic matter (DOM) is viewed as one of the most chemically active organic
substances on earth. It plays vital roles in the fate, bioavailability and toxicity of aquatic …

A new conceptual framework for the transformation of groundwater dissolved organic matter

LK McDonough, MS Andersen, MI Behnke… - Nature …, 2022 - nature.com
Groundwater comprises 95% of the liquid fresh water on Earth and contains a diverse mix of
dissolved organic matter (DOM) molecules which play a significant role in the global carbon …

Characterization of dissolved organic matter processing between surface sediment porewater and overlying bottom water in the Yangtze River Estuary

Y Zhou, C Zhao, C He, P Li, Y Wang, Y Pang, Q Shi… - Water Research, 2022 - Elsevier
Dissolved organic matter (DOM) exchange in the sediment-water interface of estuaries is
essential for the global elemental cycle. To clarify the interface DOM processing, this study …

Novel insights into dissolved organic matter processing pathways in a coastal confined aquifer system with the highest known concentration of geogenic ammonium

Y Du, Y Deng, Z Liu, Y Huang, X Zhao… - Environmental …, 2021 - ACS Publications
High levels of geogenic ammonium in groundwater is a highly neglected nitrogen pool in
coastal aquatic systems. Although organic matter (OM) mineralization is known to …

Complementary elucidation of the molecular characteristics of groundwater dissolved organic matter using ultrahigh-resolution mass spectrometry coupled with …

Z Zhou, QL Fu, M Fujii, TD Waite - Environmental Science & …, 2023 - ACS Publications
The formula assignment of the Fourier transform ion cyclotron resonance mass spectrometry
coupled with positive-ion electrospray ionization [ESI (+)-FT-ICR MS] is challenging because …

Unraveling roles of dissolved organic matter in high arsenic groundwater based on molecular and optical signatures

W Qiao, H Guo, C He, Q Shi, B Zhao - Journal of Hazardous Materials, 2021 - Elsevier
Dissolved organic matter (DOM) is a crucial controlling factor in mobilizing arsenic.
However, direct delineations of DOM regarding both optical properties and molecular …

Identification of processes mobilizing organic molecules and arsenic in geothermal confined groundwater from Pliocene aquifers

W Qiao, H Guo, C He, Q Shi, S Xing, Z Gao - Water Research, 2021 - Elsevier
Organic matter (OM) has been accepted as an important trigger fueling Fe (III) oxide
reduction and arsenic release in the late Pleistocene-Holocene anoxic aquifers, whereas its …

Characteristics of dissolved organic matter contribute to Geogenic ammonium enrichment in coastal versus alluvial-lacustrine aquifers

Y Xiong, Y Du, Z Liu, Y Deng, T Ma, Q Li, Y Wang - Water Research, 2024 - Elsevier
Elevated concentration levels of geogenic ammonium in groundwater arise from the
mineralization of nitrogen-containing natural organic matter in various geological settings …

Pan‐Arctic riverine dissolved organic matter: Synchronous molecular stability, shifting sources and subsidies

MI Behnke, JW McClelland, SE Tank… - Global …, 2021 - Wiley Online Library
Climate change is dramatically altering Arctic ecosystems, leading to shifts in the sources,
composition, and eventual fate of riverine dissolved organic matter (DOM) in the Arctic …