Lepidocrocite - an overview | ScienceDirect Topics
Jul 17, 2020 · Lepidocrocite is transparent and with strong red to red-orange colors and strongly pleochroic in thin section, but gray-white in reflected light where it is lighter and whiter than goethite. …
Lepidocrocite - an overview | ScienceDirect Topics
Mainly goethite, lepidocrocite and ferrihydrite are formed under reducing conditions in temperate environments. Lepidocrocite occurs as mottle, bands, pipestream and concretion when soils undergo …
Effects of coexisting goethite or lepidocrocite on Fe (II)-induced ...
Jan 10, 2025 · Herein, we investigated the simultaneous evolution of secondary minerals and Cd speciation during Fe (II)-induced ferrihydrite transformation in the presence of goethite versus …
On the structure of one-dimensional TiO2 lepidocrocite
Jan 4, 2023 · We recently reported on the synthesis of one-dimensional (1D) TiO2-based nanofilaments, (NFs) by reacting water insoluble, earth abundant, and non-tox…
Effects of Al substitution on local structure and morphology of ...
May 1, 2020 · These results shed new insights on the evolution mechanism of local structure and morphology of Al-substituted lepidocrocite and provided important information for evaluating the …
Selective Th (IV) separation and immobilization by one-dimensional ...
Feb 1, 2025 · The present investigation underscores the efficacious application of quantum confined 1D lepidocrocite titanate hierarchical structures, THSs, in the selective adsorption and immobilization of …
Immobilization and transformation behavior of V(IV) and V(V) by ...
Feb 1, 2025 · Abstract Ferrihydrite and lepidocrocite, as abundant iron oxides in vanadium-titanium (V-Ti) magnetite, play a crucial role in regulating the migration and transformation of V species, …
Expanding the processing space of quantum confined, one …
Jul 2, 2025 · By expanding the set of quaternary ammonium and phosphonium hydroxides to include less toxic reactants—most notably choline—we greatly reduce the environmental and health risks …
Enthalpy of water adsorption and surface enthalpy of lepidocrocite (γ ...
Feb 1, 2007 · In this contribution, we report the surface thermodynamic properties of lepidocrocite. We measured enthalpy of water adsorption and enthalpy of formation of lepidocrocite samples with …
Influence of tartaric acid on the electron transfer between oxyanions ...
Sep 5, 2024 · This study investigates the redox capacity of tartaric acid (TA) with chromate (Cr (Ⅵ)) or arsenate (As (V)) on lepidocrocite (Lep) from the perspective of electron transfer. The results …