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at few hPa. We are developing an alternative truly atmospheric pressure approach that can be applied to a broad class of samples and be implemented in conventional laboratory-based instruments, as
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Description A new capability has been developed where sheet metal can be multi-axially strained while stresses in various directions within the plane of the sheet are measured using x-ray diffraction
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. Molecular simulations (molecular dynamics and Monte Carlo) are used to elucidate the important interactions between solute, sorbent, and solvent and as a design tool towards the development of other novel
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301 975 4364 Kathryn L. Beers kathryn.beers@nist.gov 202 578 8353 Sara Orski sara.orski@nist.gov 301 975 4671 Description Development of quantitative structure-property relationships for polymers has
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crystallography and spectroscopy are fundamental and imperative in the investigation and development of condensed matter sciences. We will widely use these methods to study the crystal structures of novel materials
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materials, (2) the preferred binding sites of adsorbate species in nanoporous solids and predicted experimental signals (e.g., infrared spectra), and (3) the development of DFT-based force field models
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. NIST has access to multiple modeling software options (e.g. ABAQUS, ANSYS, COMSOL), as well as large computational clusters. This opportunity focuses on applying or developing models of fracture and
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. This research focuses on developing and implementing compressive sensing methods for electron microscopy and spectrometry based imaging and microanalysis techniques to address some of the inherent data
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301.975.2235 Description We are developing novel methodologies and approaches to modeling complex systems consisting of a large number of interacting elements. The models should not only have predictive power
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information. Our group performs research and development to extend the accuracy, wavelength range, power range, robustness, and portability of radiometric standards. We use advanced nanfabrication techniques