Biogenic manganese oxides: properties and mechanisms of formation

BM Tebo, JR Bargar, BG Clement… - Annu. Rev. Earth …, 2004 - annualreviews.org
▪ Abstract Manganese (IV) oxides produced through microbial activity, ie, biogenic Mn
oxides or Mn biooxides, are believed to be the most abundant and highly reactive Mn oxide …

Review on manganese dioxide for catalytic oxidation of airborne formaldehyde

L Miao, J Wang, P Zhang - Applied Surface Science, 2019 - Elsevier
Indoor formaldehyde (HCHO) pollution is becoming an important issue with the increase of
space confinement. Manganese dioxide (MnO 2) has attracted great attention due to its high …

XPS determination of Mn oxidation states in Mn (hydr) oxides

ES Ilton, JE Post, PJ Heaney, FT Ling, SN Kerisit - Applied Surface Science, 2016 - Elsevier
Hydrous manganese oxides are an important class of minerals that help regulate the
geochemical redox cycle in near-surface environments and are also considered to be …

Electrochemical water oxidation with cobalt-based electrocatalysts from pH 0–14: the thermodynamic basis for catalyst structure, stability, and activity

JB Gerken, JG McAlpin, JYC Chen… - Journal of the …, 2011 - ACS Publications
Building upon recent study of cobalt-oxide electrocatalysts in fluoride-buffered electrolyte at
pH 3.4, we have undertaken a mechanistic investigation of cobalt-catalyzed water oxidation …

Reaction Mechanisms for Long-Life Rechargeable Zn/MnO2 Batteries

Y Li, S Wang, JR Salvador, J Wu, B Liu… - Chemistry of …, 2019 - ACS Publications
Rechargeable aqueous Zn-ion batteries (ZIBs) are very promising for large-scale grid
energy storage applications owing to their low cost, environmentally benign constituents …

Characterization of the manganese oxide produced by Pseudomonas putida strain MnB1

M Villalobos, B Toner, J Bargar, G Sposito - Geochimica et Cosmochimica …, 2003 - Elsevier
Manganese oxides form typically in natural aqueous environments via Mn (II) oxidation
catalyzed by microorganisms, primarily bacteria, but little is known about the structure of the …

Single-Layer MnO2 Nanosheets Suppressed Fluorescence of 7-Hydroxycoumarin: Mechanistic Study and Application for Sensitive Sensing of Ascorbic Acid in Vivo

W Zhai, C Wang, P Yu, Y Wang, L Mao - Analytical chemistry, 2014 - ACS Publications
In this study, we systematically investigate the mechanism of single-layer MnO2 nanosheets
suppressing fluorescence of 7-hydroxycoumarin and, based on this, demonstrate a new …

Determination of Mn valence states in mixed-valent manganates by XANES spectroscopy

A Manceau, MA Marcus, S Grangeon - American Mineralogist, 2012 - degruyter.com
The valence states of Mn in mixed-valent layer and tunnel structure manganese dioxides
(MnO2), usually referred to as phyllomanganates and tectomanganates, can be measured …

Raman spectroscopy study of manganese oxides: Layer structures

JE Post, DA McKeown, PJ Heaney - American Mineralogist, 2021 - degruyter.com
Raman spectra were collected for an extensive set of well-characterized layer-structure Mn
oxide mineral species (phyllomanganates) employing a range of data collection conditions …

Thin Films of Sodium Birnessite-Type MnO2: Optical Properties, Electronic Band Structure, and Solar Photoelectrochemistry

BA Pinaud, Z Chen, DN Abram… - The Journal of Physical …, 2011 - ACS Publications
Inexpensive and earth-abundant, manganese oxides (Mn x O y) have attracted considerable
attention for catalysis, but fewer efforts have focused on their semiconducting properties. In …