Projects

POSTTRANSLATIONAL MODIFICATIONS FOR EARLY DETECTION OF BREAST CANCER

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

Richard Zangar

Project type

Large-Scale EMSL Research

Breast cancer is the most common cancer in women and is the second leading cause of death due to cancer. The goal of this study is to use proteomics to identify post-translational modifications …

EFFECT OF STRUCTURE AND IMPURITIES ON CHARGE TRANSFER REACTIONS IN SOLID STATE ELECTROCHEMICAL DEVICES

Lead Institution

Boston University

Principal Investigator

Srikanth Gopalan

Project type

Large-Scale EMSL Research

Interfaces between solid state electrodes, electrolytes, and the gas phase play an important role in the functioning of many solid state electrolyte devices. In actual devices, porous electrodes are…

Photoemission Electron Microscopy of Small Polaron Formation on NaCl Islands on Cu (111)

Lead Institution

University of Minnesota

Principal Investigator

Xiaoyang Zhu

Project type

Large-Scale EMSL Research

Our recent paper describes the time-dependence of small polaron formation at the interface of a metal insulator system. This result is unique in that the observed interfacial polaron formation has…

Investigation of Water-Soluble X-ray Luminescence Nanoparticles for Biomedical Applications

Lead Institution

The University of Texas at Arlington

Principal Investigator

Wei Chen

Project type

Large-Scale EMSL Research

We propose to synthesize and study novel scintillation nanoparticles for use in a relatively new biomedical application termed photodynamic therapy (PDT). Scintillation nanoparticles can emit…

Fluid Spreading on Micro-Patterned Surfaces

Lead Institution

Oregon State University

Principal Investigator

Maria Dragila

Project type

Large-Scale EMSL Research

It is well known that surface micro-texture (e.g., roughness) affects the wetting properties of a solid. The goal of this project is to provide the engineering community with the means to a priori…

Nanoparticle-Cell Interactions and Intracellular Fate; Roles of Particle Surface Properties

Lead Institution

Oregon State University

Principal Investigator

Bettye Maddux

Project type

Large-Scale EMSL Research

The growing commerce in micro- and nanotechnology is expected to increase human exposure to submicrometer and nanoscale particles, including certain forms of gold and amorphous silica. Adverse…

Surface Chemistry of Nanocrystalline Zeolites Probed by Magnetic Resonance Techniques

Lead Institution

University of Iowa

Principal Investigator

Sarah Larsen

Project type

Large-Scale EMSL Research

Nanocrystalline zeolites (with crystal sizes of less than 50 nm) are versatile, porous nanomaterials with potential applications in a broad range of areas including bifunctional catalysis, drug…

Airborne Measurement of Dimethylsulfide, Isoprene, and other Trace Volatile Organic Compounds using a Proton Transfer Reaction Mass Spectrometer during the 2008 DOE ASP VOCALS Field Campaign

Lead Institution

Brookhaven National Laboratory

Principal Investigator

Yin-Nan Lee

Project type

Large-Scale EMSL Research

This proposal requests the participation of EMSL scientist Dr. M. Lizabeth Alexander as a collaborator to deploy on the DOE G-1 aircraft a state-of-the-art volatile organic compound instrument, the…

Catalytic Studies of Transition Metal Oxide Monolayers Supported on Metal Single Crystal Surfaces

Lead Institution

Southern Illinois University

Principal Investigator

Qingfeng Ge

Project type

Large-Scale EMSL Research

Current commercial heterogeneous catalysts are structurally and chemically complex and measurements on them can seldom be interpreted with atomic-level precision. This is especially true for…

Integrated top-down and bottom-up proteomics strategy to identify multisite and multistep modifications on radiation sensitive proteins

Lead Institution

Pacific Northwest National Laboratory

Principal Investigator

David Stenoien

Project type

Large-Scale EMSL Research

In order for a cell to mount the appropriate response to a stimulus such as radiation, it must have the necessary biosensors capable of assessing inputs from multiple intracellular and extracellular…

Heterogeneous Ice Nucleation from Biomass Burning Particles: The Effect of Chemical
Composition and Chemical Aging

Lead Institution

State University of New York at Stony Brook

Principal Investigator

Daniel Knopf

Project type

Large-Scale EMSL Research

Organic material is ubiquitous in atmospheric particles. This proposal focuses on potential ice nucleation (IN) activity of biomass burning aerosol (BBA). Biomass burning is a major source of gases…

Multidimensional High-Field Magic-Angle Spinning NMR
of Membrane and Nanocrystalline Proteins

Lead Institution

University of Illinois at Urbana-Champaign

Principal Investigator

Chad Rienstra

Project type

Large-Scale EMSL Research

We aim to extend ongoing studies of membrane and fibril protein structure at the University of Illinois, conducted on 500 and 750 MHz instruments in 3.2 mm magic-angle spinning rotors, to the 900 MHz…

Preparation of Novel Catalysts using Ion Soft-Landing

Lead Institution

National Dong Hwa University

Principal Investigator

Wen-Ping Peng

Project type

Large-Scale EMSL Research

Soft landing of low energy gas-phase ion beams onto suitable substrates is a powerful preparative technique with many potential applications. Various classes of compounds (e.g. proteins, metal…

Morphology, Composition and Surface Properties of Novel Functional Multimetallic and Core-shell Nanoparticles and Assemblies

Lead Institution

State University of New York at Binghamton

Principal Investigator

Chuan-Jian Zhong

Project type

Large-Scale EMSL Research

This proposal focuses on the utilization of the EMSL User facilities for the investigation of Morphology, Composition and Surface Properties of Novel Multimetallic Alloy and Core-shell Nanoparticles…

Biogeochemical Processes Responsible for the Enhanced Transport of Plutonium under Transient Unsaturated Condtions.

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Ravi Kukkadapu

Project type

Large-Scale EMSL Research

Plutonium is an element of concern because of its radiotoxicity. At Savannah River Site (SRS), as a result of processing Pu for nuclear weapons, some ~60 Ci of 238Pu and 239Pu was released into…

Identification of Precipitates and Chemistry of Interfaces in Optical Materials

Lead Institution

Washington State University

Principal Investigator

David Bahr

Project type

Large-Scale EMSL Research

This proposal is focused on using EMSLs advanced characterization tools, particularly the recent FIB/SEM instrument, to conclusively identify second phase precipitates and grain boundary adsorbates…

A proteomic analysis of the effects of environmental factors on hydrogen production in the cyanobacterium Anabaena variabilis.

Lead Institution

University of Missouri - St. Louis

Principal Investigator

Teresa Thiel

Project type

Large-Scale EMSL Research

The filamentous cyanobacterium, Anabaena variabilis, produces hydrogen from water, using sunlight as the energy source and carbon dioxide as the carbon source. Hydrogen is made in specialized cells…

Imaging of a Solid Oxide Fuel Cell Cathode

Lead Institution

Carnegie Mellon University

Principal Investigator

Cristina Amon

Project type

Large-Scale EMSL Research

Microstructure imaging of a solid oxide fuel cell cathode is a necessary component of a computational modeling effort investigating the reactive transport of chromium species in the porous cathode of…

The Effects of gamma-Irradiation on the Fe(II)/Fe(III) Signatures in Iron Oxide and Iron Silicate Minerals

Lead Institution

University at Buffalo, State University of New York

Principal Investigator

Tracy Bank

Project type

Large-Scale EMSL Research

In our previous study of the effects of gamma-irradiation (sterilization) on natural sediments containing Fe(III)-oxides, Mn-oxides, Fe-rich clay and quartz minerals, analyses showed that cation…

Microbiological, Geochemical and Hydrologic Processes Controlling Uranium Mobility: An
Integrated Field-Scale Subsurface Research Challenge Site at Rifle, Colorado

Lead Institution

Environmental Molecular Sciences Laboratory

Principal Investigator

Ravi Kukkadapu

Project type

Large-Scale EMSL Research

The U.S. DOE faces the challenge of cleaning up and/or monitoring large, dilute plumes contaminated by metals, such as U, Tc and Cr, whose mobility and solubility change with redox status. At the…