Sebastien Kerisit

Multiscale Processes of Heteroepitaxial Nucleation and Growth at Mineral-Water Interfaces

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Sebastien Kerisit

Project type

Exploratory Research

The goal of the proposed research is to elucidate the mechanisms and quantify the rates of heteroepitaxial nucleation and growth at mineral-water interfaces. Despite several examples of heteroepitaxy…

Hydro-Biogeochemical Process Dynamics in the Groundwater-Surface Water Interaction Zone

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

John Zachara

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL.PNNL Scientific Focus Area. The PNNL SFA will develop a predictive understanding…

Controls of bioorganic constituents of soils in the confined regions between mineral surfaces on nucleation and aggregation

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James De Yoreo

Project type

Large-Scale EMSL Research

The aims of the proposed research are to: 1) Determine the structure of the near surface water layer in the confined region between approaching mineral surfaces and determine the impact of…

Reduction of U6+ by magnetite and the rate of electron transfer

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Frances Skomurski

Project type

Large-Scale EMSL Research

The reductive adsorption of uranium(VI) by ferrous iron in magnetite (Fe3O4) is an important process for reducing the mobility of contaminants in groundwater and for sequestering radionuclides in the…

The Role of Microenvironments and Physicochemical Subsurface Components on Field Scale Biogeochemistry and Contaminant Mobility

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

James McKinley

Project type

Exploratory Research

This is a renewal proposal for a previous collaborative effort between the PNNL Scientific Focus Area (SFA) and EMSL. The research proposed will resolve critical Hanford and basic subsurface science…

First-Principles Calculations of Excited-State Processes in Scintillator Materials

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Sebastien Kerisit

Project type

Exploratory Research

The objective of the proposed research is to enhance our understanding of and ability to simulate excited states in wide-bandgap materials with the specific goal of predicting the luminescence…

The role of Fe(oxyhydr)oxides in regulating the biogeochemical cycling of Zinc; an essential micro-nutrient

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Eugene Ilton

Project type

Large-Scale EMSL Research

We propose to study the influence of Fe(III) (oxyhydr)oxides on the biogeochemical cycling of Zn, an essential micronutrient. The work is specifically focused on incorporation of Zn into the…

EMSL Science Overview

Sebastien Kerisit

Projects

Multiscale Processes of Heteroepitaxial Nucleation and Growth at Mineral-Water Interfaces

Hydro-Biogeochemical Process Dynamics in the Groundwater-Surface Water Interaction Zone

Controls of bioorganic constituents of soils in the confined regions between mineral surfaces on nucleation and aggregation

Reduction of U6+ by magnetite and the rate of electron transfer

The Role of Microenvironments and Physicochemical Subsurface Components on Field Scale Biogeochemistry and Contaminant Mobility

First-Principles Calculations of Excited-State Processes in Scintillator Materials

The role of Fe(oxyhydr)oxides in regulating the biogeochemical cycling of Zinc; an essential micro-nutrient