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Author:

Chen, Si

Title:

THE FORMATION OF IRON (HYDR)OXIDES IN SURFACE ENVIRONMENTS: A CRYSTALLOGRAPHIC AND KINETIC

Graduate Program:

Geosciences (PHD)

Keywords:

hematite
goethite
ferrihydrite
hydrohematite
iron oxides
iron hydroxides
transformation
XRD
X-ray diffraction
synchrotron
neutron
neutron scattering
geochemistry
low temperature
kinetics
crystallographic
surface environment
DFT
First principle study
hydrous hematite
hydrous
deficient
vacancy
mineralogy
iron oxyhydroxides

File:

Download ChenSi2021-Thesis-draft-100121-v7.pdf

Committee Members:

William Burgos, Outside Unit & Field Member
Peter Heaney, Chair & Dissertation Advisor
Susan Brantley, Major Field Member
Mark Patzkowsky, Program Head/Chair
Jennifer Macalady, Major Field Member

Author:

Lyons, Shelby

Title:

The Role of Petrogenic Carbon in Cenozoic Climate Events

Graduate Program:

Geosciences

Keywords:

paleoclimate
paleoceanography
Paleocene-Eocene Thermal Maximum
PETM
geochemistry
thermal maturity
carbon cycle
Cretaceous-Paleogene
K-Pg
mass extinction
polycyclic aromatic hydrocarbons
PAH
hopanoids
biomarkers
organic geochemistry
stable isotopes
alkanes
petroleum
thermal maturation

File:

Download Lyons_Dissertation_2020_final_approval.pdf

Committee Members:

Katherine Haines Freeman, Dissertation Advisor/Co-Advisor
Katherine Haines Freeman, Committee Chair/Co-Chair
Lee Kump, Committee Member
Timothy Bralower, Committee Member
Raymond Gabriel Najjar, Jr., Outside Member
Mark E Patzkowsky, Program Head/Chair

Author:

Farnan, Jimmy

Title:

The Environmental and Toxicological Impacts from Oil and Gas Wastewater Disposal Practices in Pennsylvania

Graduate Program:

Environmental Engineering (PHD)

Keywords:

contaminant fate and transport
water quality
beneficial reuse
geochemistry
freshwater salinization
oil and gas produced water management
dust suppression
winter road management
road palliatives

File:

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Committee Members:

William Burgos, Co-Chair & Dissertation Advisor
Xiaofeng Liu, Major Field Member
Nathaniel Warner, Major Field Member
John Vanden Heuvel, Outside Unit Member
Patrick Fox, Program Head/Chair
Patrick Drohan, Co-Chair, Outside Field Member & Dissertation Advisor

Author:

Bowden, Shelby

Title:

Geochemical Evolution of the Arabian Lithosphere and Genesis of Continental Basalts

Graduate Program:

Geosciences (PHD)

Keywords:

Volcanism
geochemistry
mantle
basalt
isotope
magmatism
harrat
cinder cone
Uwayrid
Ash Shaam
Arabian Peninsula
Saudi Arabia
petrogenesis
geophysics
xenolith
Red Sea
Dead Sea Fault
metasomatism
Lithospheric drip
delamination
mineral
clinopyroxene
amphibole
phlogopite
carbonatite
olivine
orthopyroxene
geodynamic

File:

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Committee Members:

Donald Fisher, Program Head/Chair
Danny Sykes, Outside Unit Member
Andrew Nyblade, Outside Field Member
Tanya Furman, Chair & Dissertation Advisor
Jesse Reimink, Major Field Member