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The Microanalysis Research Group performs research and development of microbeam analysis techniques for the chemical, morphological, and crystallographic characterization of matter down to nanometer spatial scales using excitation beams of electrons and x-rays to generate a variety of secondary signals that yield elemental and molecular information; studies fundamental measurements including x-ray and electron spectroscopies, computer aided imaging, and diffractometry to understand the basic chemistry and physics of microbeam sample interactions; develops improved methods of quantification as well as Standard Reference Materials and Data; and applies enhanced and multidisciplinary microanalysis and surface analysis techniques to diverse problems in material, semiconductor, optoelectronic, environmental, biological, and process technologies.
Nanotechnology— High resolution and high sensitivity analysis techniques aid nano material and device characterization.
Measurement Standards—Variability in measurement methods are assessed.
Environment— Behavior and effects of environmental nanoparticles are analyzed using model systems and focused ion beam scanning electron microscopy and x-ray fluorescence spectroscopy provide novel ways to …
Electronics and Telecom—Atomic-scale imaging and tomographic techniques enable a closer look at semiconductor components.
Chemistry— Environmentally and technologically relevant samples are characterized utilizing a broad range of imaging and analytical techniques such as energy filtered transmission electron microscopy, …
Bioscience and Health—High resolution microscopy and chemical mapping techniques enable 3D analysis of biological matrices in support of the Fate of Nanoparticles in Biosystems project and the collaboration with NIH in …