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James Amonette

Institution
Pacific Northwest National Laboratory
ORCID
ORCID logo 0000-0003-1480-4280

Projects

Surface Structure and Chemistry of Carbonate Minerals (PNNL scope #19165)

Lead Institution
Environmental Molecular Sciences Laboratory
Principal Investigator
Donald Baer
Project type
Exploratory Research
To gain a fundamental molecular level understanding of carbonate mineral surfaces and their sorption behavior under complex geochemical conditions by executing an integrated experimental and…

Experimental and Theoretical Studies of Reaction Pathways for the Breakdown of Chlorinated Hydrocarbon Molecules by Metal and Metal Oxide Nanoparticles(including PNNL Scope # 42184/44076, Baer/Amonette/Tratnyek Nano-Fe BES/EMSP project)

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
James Amonette
Project type
Large-Scale EMSL Research
Metal and metal-oxide nanoparticles have been shown to have high reactivity towards a variety of chemical species, including chlorinated hydrocarbons and reducible oxyanions that frequently…

Al-27 NMR Analysis of Lactate Media Containing Al Colloids

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
James Amonette
Project type
Capability Research
Preliminary Al-27 NMR results show the formation of mixed-coordination Al oxide colloids in lactate media. These colloids yield a 5000-Hz FWHM signal, but we are uncertain as to whether this…

A hyperbaric AFM for imaging mineral surfaces in supercritical CO2

Lead Institution
Environmental Molecular Sciences Laboratory
Principal Investigator
Scott Lea
Storage of anthropogenic carbon dioxide (CO2) in deep underground saline aquifers has been proposed as a viable method of slowing the increase of CO2 in the earthâ??s atmosphere while continuing to…

Controlled-release solid nitride fertilizer from coal fly ash

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
James Amonette
Production of coal fly ash in the USA currently totals about 53 million tons (48 Mt), 15% of the world total. Roughly half of this ash finds beneficial use in products such as concrete. Given the…

Non-stoichiometric precipitation of phase-pure hydrotalcite-like compounds

Lead Institution
Environmental Molecular Sciences Laboratory
Principal Investigator
Ravi Kukkadapu
Project type
Exploratory Research
Hydrotalcite-like compounds (HTLCs), brucite-like materials, are used as gaseous adsorbents (e.g., CO2, NOx, SOx, etc.), anion exchangers, catalyst precursors, and catalyst supports. The general…

Nondestructive Surface-Spectroscopy of Oxidized Metallic Gas Samples

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
James Amonette
Project type
Limited Scope
On-going field investigations of the fate and transport of metallic gases for the U.S. nuclear nonproliferation program require enhanced nondestructive surface spectroscopic analyses to determine the…

CASMGS Consortium (PNNL Scope #43606)

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
James Amonette
Project type
Exploratory Research
The CASMGS Consortium will provide the information and technology necessary to develop, analyze and implement carbon sequestration strategies. Work authorization text added 8/11/05: The United…

XRD Analysis of Cr(VI) Products from Waste Sites

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
Edward Thornton
Project type
Exploratory Research
Hexavalent chromium is an important environmental contaminant at Hanford and numerous other federal and private waste sites. Identification of any solid Cr(VI) product associated with waste site…

Center for Research on Carbon Sequestration (Amonette CSITE, PNNL SCOPE# 30929)

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
James Amonette
Project type
Exploratory Research
This project is a collaborative research program among Oak Ridge National Laboratory, Argonne National Laboratory and PNNL. The center conducts basic research to improve understanding of fundamental…

Interfacial Reduction-Oxidation Mechanisms (PNNL SCOPE # 45454)

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
Edward Thornton
Project type
Exploratory Research
: Total and inorganic C measurements are needed on four Cr(VI)-contaminated Hanford soils to help interpret the Cr(VI) extraction results we obtained earlier. Location of Cr(VI) in the interstitial…

The Interaction of Clays with Iron Metal

Lead Institution
Lewis and Clark College
Principal Investigator
Barbara Balko
Project type
Exploratory Research
The reduction of certain chlorinated organics can be enhanced using clay (smectite) in association with zero-valent iron relative to the reduction with clay or iron alone (Amonette, J.E. Iron Redox…

Model Porous Solids & Sediments (Riley EMSP-SCF, PNNL Scope # 43998)

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
James Amonette
Project type
Exploratory Research
Contribute to a better mechanistic description of the fundamental process(es) by which nonpolar compounds are retained by sediments and subsequently released. Work authorization text added 08/11…

Degradation of Lignin Using Homogeneous Catalysis in Ionic Liquids

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
Zongchao Zhang
Project type
Large-Scale EMSL Research
The objective of the proposed work is to use ionic liquids as a reaction medium for homogeneous catalysis of the lignin degradation process, using weak-base organic catalysts that are soluble in…

chlorinated methane hydrolysis rates

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
James Amonette
Project type
Large-Scale EMSL Research
The purpose of the work proposed here is to develop accurate physical chemical data for the hydrolysis rates of carbon tetrachloride (CT) and chloroform (CF) under conditions (temperature, pH,…

Chlorinated Methane Hydrolysis Rates

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
James Amonette
Project type
Large-Scale EMSL Research
The purpose of the work proposed here is to develop accurate physical chemical data for the hydrolysis rates of carbon tetrachloride (CT) and chloroform (CF) under conditions (temperature, pH,…

Terrestrial Carbon Sequestration Studies

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
James Amonette
Project type
Large-Scale EMSL Research
One of the approaches to minimizing the possible effects of climate change stemming from the recent increases in atmospheric CO2 levels involves storing C as biomass in terrestrial ecosystems. Of…