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RAP opportunity at National Institute of Standards and Technology NIST Confident Identification of Metabolites in Biological Samples Location Material Measurement Laboratory, Chemical and
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Development of Methods for High-Accuracy Measurements in Complex Chemical and Biological Samples NIST only participates in the February and August reviews. The Chemical Sciences Division seeks
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, health care, and nuclear security applications. No instrument today directly measures all decays in a sample with sufficient energy resolution to uniquely identify each radionuclide. NIST is developing a 4
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inorganic and organic mass spectrometries (MS), implementing multi-use sample processing streams and developing novel chromatographic-MS and solid sampling-MS instrumental couplings to comprehensively
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; narrow, symmetric peaks and flat baselines are readily obtained for most samples; signal averaging can be used to optimize signal-to-noise ratios; a wide range of molecular masses is accessible; and the
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characterizations that are extracted from the tip-sample interactions stimulated during scanning. Some of these AFM-based property characterization techniques are currently witnessing robust improvements in terms
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signals include sec-ondary- and backscattered-electron yields. They are determined by the interaction between the instrument (beam energy, beam shape, detector characteristics) and the sample (its materials
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Digital Image Correlation (DIC) to study the non-equilibrium dynamic response of soft polymers and to explore non-uniaxial stress and strain states by testing novel sample geometries that otherwise could
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pluripotent stem cell lines from the same individuals, could serve as reference samples for other ‘omics technologies as well. For example, this postdoc could take advantage of the extensive single molecule
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microfluidic channels using broad-frequency electromagnetic measurement techniques. The flexibility of microfluidic approaches allows for potential integration of multiple measurements for a single fluid sample