Accessing legacy phosphorus in soils

S Doydora, L Gatiboni, K Grieger, D Hesterberg… - Soil systems, 2020 - mdpi.com
Repeated applications of phosphorus (P) fertilizers result in the buildup of P in soil
(commonly known as legacy P), a large fraction of which is not immediately available for …

Sediment phosphorus buffering in streams at baseflow: A meta‐analysis

ZP Simpson, RW McDowell… - Journal of …, 2021 - Wiley Online Library
Phosphorus (P) pollution of surface waters remains a challenge for protecting and improving
water quality. Central to the challenge is understanding what regulates P concentrations in …

Goethite dispersed corn straw-derived biochar for phosphate recovery from synthetic urine and its potential as a slow-release fertilizer

X Zhang, DD Gang, P Sun, Q Lian, H Yao - Chemosphere, 2021 - Elsevier
In this study, goethiete (α-FeOOH)-biochar (BC) composites were successfully developed
from a co-precipitation reaction under alkaline conditions (pH= 11.93) and used as the …

Generation of hydroxyl radicals from reactions between a dimethoxyhydroquinone and iron oxide nanoparticles

G Lyngsie, L Krumina, A Tunlid, P Persson - Scientific Reports, 2018 - nature.com
The hydroxyl radical (· OH) is a powerful oxidant that is produced in a wide range of
environments via the Fenton reaction (Fe2++ H2O2→ Fe3++· OH+ OH-). The reactants are …

Impact of crystalline and amorphous iron-and aluminum hydroxides on mechanisms of phosphate adsorption and desorption

S Gypser, F Hirsch, AM Schleicher, D Freese - Journal of Environmental …, 2018 - Elsevier
Fourier-transform infrared (FT-IR) spectroscopic experiments were carried out during
phosphate adsorption on highly crystalline gibbsite, poorly crystalline 2-line-ferrihydrite and …

From sinks to sources: The role of Fe oxyhydroxide transformations on phosphorus dynamics in estuarine soils

HM Queiroz, TO Ferreira, D Barcellos… - Journal of …, 2021 - Elsevier
The availability of phosphorus (P) in estuarine ecosystems is ultimately controlled by the
nature of interactions between dissolved P and the soil components (eg, soil minerals) …

Ferrihydrite interaction with silicate and competing oxyanions: geometry and hydrogen bonding of surface species

T Hiemstra - Geochimica et Cosmochimica Acta, 2018 - Elsevier
Silicic acid is omnipresent in nature and interacts with ferrihydrite (Fh) changing the
environmental fate of elements. For freshly prepared ferrihydrite, pH and electrolyte …

Hydrogen bonding-orientated selectivity of phosphate adsorption by imine-functionalized adsorbent

D Chen, H Yu, M Pan, B Pan - Chemical Engineering Journal, 2022 - Elsevier
The development of phosphate-selective adsorbents is essential for addressing
eutrophication-associated problems and issues about lack of phosphorus resources. In this …

Infrared spectroscopic characterization of phosphate binding at the goethite–water interface

AA Ahmed, S Gypser, P Leinweber, D Freese… - Physical Chemistry …, 2019 - pubs.rsc.org
The interaction between phosphates and soil mineral surfaces, such as Fe-and Al-(oxyhydr)
oxides, plays a crucial role in the immobilization of P and thus its availability for plants. The …

Advances in understanding the phosphate binding to soil constituents: A Computational Chemistry perspective

AA Ahmed, P Leinweber, O Kühn - Science of the Total Environment, 2023 - Elsevier
Phosphorus (P) is an indispensable element to all forms of life and its efficient use in
fertilizers is one of the conditions for food security. The efficiency of P fertilizers is affected by …