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Li-Qiong Wang

Institution
Brown University

Projects

TPD study of SrTiO3

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Exploratory Research

XPS study of CeO2 and CeZrO2

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Exploratory Research
XPS study of oxidized and reduced CeO2 and CeZrO2

Probing Nanostructural Materials

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Capability Research
Research is focused on understanding and modifying the key molecular interactions at interfaces that direct growth of three-dimensional ordered nanoarchitectures. Materials confined to these small…

MRI for Understanding Water Management in PEM Fuel Cells

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Capability Research
Real-time, 3-dimensional analysis methods are currently needed to probe polymer electrolyte membrane (PEM) fuel cell performance and degradation. Magnetic Resonance Imaging (MRI) has tremendous…

High Resolution NMR Investigation of the Nano-materials

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Capability Research
The objective of this proposal is to use the high resolution solid-state NMR to study the molecularly designed nano-materials. We will continue to use the 300 and 500 MHz solid state NMR…

High Resolution NMR Investigation of the Nano-materials

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Capability Research
The objective of this proposal is to use the high resolution solid-state NMR to study the molecularly designed nano-materials. We will continue to use the 300 and 500 MHz solid state NMR…

Interaction of water and formic acid with oxide surfaces.

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Exploratory Research
This proposal involves using x-ray photoelectrocn spectroscopy to study the itneraction of water and formic acid with oxide surfacesz. The interaction of formic acid and water with stepped SrTiO3…

Solid State NMR Studies of Nano-materials

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Capability Research
One and Two-dimensional NMR including NOESEY techniques are expected to be most effective in probing conformational changes in molecular foldamers. In contrast to the surfactant templated synthesis…

Surface Structural Determination of SrTiO3(100) surface using AR-MSRI

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Exploratory Research
This proposal involves using angle-resolved mass-spectroscopy of recoiled ions (AR-MSRI) to investigate the surface structure of SrTiO3(100). A stoichiometric SrTiO3(100) surface has two possible…

Solid State NMR study of molecularly engineered nano-porous materials

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Capability Research
The objective of this proposal is to use the high resolution solid-state NMR to study the molecularly engineered nano-materials. We will continue to use the 300 and 500 MHz solid state NMR…

NMR studies on Nano-Materials

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Capability Research
The objective of this proposal is to use the high resolution solid-state NMR to continue our study of molecularly designed nano-materials. Both the 300 and 500 MHz, possible 750 MHz solid state NMR…

Probing mechanisms of novel templated synthesis.

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Capability Research
Since the novel templating agents are used in the research it is not surprising that new templating mechanism and new nanostructures are involved. In the template-direct synthesis, polymers or…

Characterization of oxide nanoparticles

Lead Institution
Brown University
Principal Investigator
Li-Qiong Wang
Project type
Exploratory Research
In this preliminary studies, we will explore the novel methods to synthesize oxide nanocrystals with well-controlled shapes and sizes and correlate them with their physical and chemical properties. …

Imaging Of Water and Gas Distribution in PEM Fuel Cell Stacks and Cells

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
Kevin Minard
Project type
Large-Scale EMSL Research
The overall objective of this project is to develop three-dimensional magnetic resonance imaging (MRI) for in-situ, real-time monitoring of polymer electrolyte membrane (PEM) fuel cell…